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Gary E. Maciel - Publications

Affiliations: 
Colorado State University, Fort Collins, CO 
Area:
nmr spectroscopy
Website:
http://www.chem.colostate.edu/people/maciel/

247 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2011 Kohn B, Davis M, Maciel GE. In situ study of dilute H 2SO 4 pretreatment of 13C-enriched poplar wood, using 13C NMR Energy and Fuels. 25: 2301-2313. DOI: 10.1021/Ef2000213  0.4
2011 Kobayashi T, Kohn B, Holmes L, Faulkner R, Davis M, MacIel GE. Molecular-level consequences of biomass pretreatment by dilute sulfuric acid at various temperatures Energy and Fuels. 25: 1790-1797. DOI: 10.1021/Ef1017219  0.317
2008 Kobayashi T, DiVerdi JA, Maciel GE. Silica Gel Surface: Molecular Dynamics of Surface Silanols Journal of Physical Chemistry C. 112: 4315-4326. DOI: 10.1021/jp709759e  0.323
2006 Zheng S, Feng JW, Diverdi JA, Maciel GE. Chemistry of the silica surface: reaction with phosphorus pentachloride. Inorganic Chemistry. 45: 6073-82. PMID 16842016 DOI: 10.1021/ic060681k  0.301
2006 Seger MR, Maciel GE. NMR investigation of the behavior of an organothiophosphate pesticide, chlorpyrifos, sorbed on montmorillonite clays. Environmental Science & Technology. 40: 797-802. PMID 16509321 DOI: 10.1021/es051704h  0.391
2006 Seger MR, Maciel GE. NMR investigation of the behavior of an organothiophosphate pesticide, chlorpyrifos, sorbed on soil components. Environmental Science & Technology. 40: 791-6. PMID 16509320 DOI: 10.1021/es051703p  0.392
2006 Seger MR, Maciel GE. NMR investigation of the behavior of an organothiophosphate pesticide, methyl parathion, sorbed on clays. Environmental Science & Technology. 40: 552-8. PMID 16468402 DOI: 10.1021/es051734k  0.363
2006 Keeler C, Kelly EF, Maciel GE. Chemical-structural information from solid-state 13C NMR studies of a suite of humic materials from a lower montane forest soil, Colorado, USA Geoderma. 130: 124-140. DOI: 10.1016/J.Geoderma.2005.01.015  0.575
2004 Seger MR, Maciel GE. Quantitative 13C NMR analysis of sequence distributions in poly(ethylene-co-1-hexene). Analytical Chemistry. 76: 5734-47. PMID 15456293 DOI: 10.1021/ac040104i  0.343
2003 Keeler C, Maciel GE. Quantitation in the solid-state 13C NMR analysis of soil and organic soil fractions. Analytical Chemistry. 75: 2421-32. PMID 12918986 DOI: 10.1021/ac020679k  0.609
2002 Xiong J, Maciel GE. Reexamining the molecular/macromolecular model of coal from comparative in situ variable-temperature 1H NMR studies of Argonne premium coal 601 and its pyridine extraction residue Energy and Fuels. 16: 791-801. DOI: 10.1021/ef0102566  0.301
2001 Lock H, Xiong J, Wen YC, Parkinson BA, Maciel GE. Solid-state 29Si, 113Cd, 119Sn, and 31P NMR studies of II-IV-P2 semiconductors. Solid State Nuclear Magnetic Resonance. 20: 118-29. PMID 11846235 DOI: 10.1006/snmr.2001.0036  0.312
2000 Tao T, Pan VH, Zhou JW, Maciel GE. 13C NMR lineshapes of acetone adsorbed on silica. Solid State Nuclear Magnetic Resonance. 17: 52-75. PMID 11235028 DOI: 10.1006/snmr.2000.0005  0.429
2000 Keeler C, Maciel GE. 13C NMR spectral editing of humic material Journal of Molecular Structure. 550: 297-305. DOI: 10.1016/S0022-2860(00)00501-9  0.63
1999 Xiong J, Lock H, Tao T, Keeler C, Maciel GE. NMR of samples containing metal foils. Solid State Nuclear Magnetic Resonance. 14: 95-103. PMID 10437663 DOI: 10.1016/S0926-2040(99)00017-X  0.597
1999 Tao T, Maciel GE. NMR Investigations of Arylmethyl Carbocation Precursors Adsorbed on Zeolite HY Langmuir. 15: 1236-1246. DOI: 10.1021/La980601S  0.392
1999 Xiong J, Maciel GE. Deuterium NMR studies of local motions of benzene adsorbed on Ca-montmorillonite Journal of Physical Chemistry B. 103: 5543-5549. DOI: 10.1021/Jp990813D  0.306
1999 Xiong J, Lock H, Chuang IS, Keeler C, Maciel GE. Local motions of organic pollutants in soil components, as studied by 2H NMR Environmental Science and Technology. 33: 2224-2233. DOI: 10.1021/Es981221W  0.587
1999 Schmidt WR, Narsavage-Heald DM, Jones DM, Marchetti PS, Raker D, Maciel GE. Poly(borosilazane) precursors to ceramic nanocomposites Chemistry of Materials. 11: 1455-1464. DOI: 10.1021/Cm980558U  0.314
1999 Keeler C, Xiong J, Lock H, Dec S, Tao T, Maciel GE. A new in situ chemical reactor for studying heterogeneous catalysis by NMR: The GRASSHopper Catalysis Today. 49: 377-383. DOI: 10.1016/S0920-5861(98)00451-9  0.628
1998 Maciel GE. Chapter 25 NMR characterization of functionalized polysiloxanes Studies in Physical and Theoretical Chemistry. 84: 923-984. DOI: 10.1016/S0167-6881(98)80033-5  0.452
1997 Xiong J, Maciel GE. Variable-temperature high-resolution proton NMR study of laboratory-frame and rotating-frame spin-lattice relaxation in coals Energy and Fuels. 11: 866-878. DOI: 10.1021/Ef9602234  0.385
1997 Xiong J, Maciel GE. In situ variable-temperature high-resolution 1H NMR studies of molecular dynamics and structure in coal Energy and Fuels. 11: 856-865. DOI: 10.1021/Ef960219S  0.308
1997 Yang JJ, El-Nahhal IM, Chuang IS, Maciel GE. Synthesis and solid-state NMR structural characterization of polysiloxane-immobilized amine ligands and their metal complexes Journal of Non-Crystalline Solids. 209: 19-39. DOI: 10.1016/S0022-3093(96)00534-0  0.336
1996 Ridenour CF, Xiong J, Maciel GE. Investigation of germination and aging in Moravian III barley grain by nuclear magnetic resonance. Biophysical Journal. 70: 511-31. PMID 8770229 DOI: 10.1016/S0006-3495(96)79598-X  0.378
1996 Piedra G, Fitzgerald JJ, Ridenour CF, Maciel GE. Solid-state 1H and 13C NMR investigations of dodecyl sulfate-alumina interfacial interactions using high surface area pseudo-boehmite solids containing adsorbed surfactants Langmuir. 12: 1958-1966. DOI: 10.1021/La950722H  0.364
1996 Liu CC, Maciel GE. The fumed silica surface: A study by NMR Journal of the American Chemical Society. 118: 5103-5119. DOI: 10.1021/ja954120w  0.338
1996 Piedra G, Fitzgerald JJ, Dando N, Dec SF, Maciel GE. Solid-State 1H NMR Studies of Aluminum Oxide Hydroxides and Hydroxides Inorganic Chemistry. 35: 3474-3478. DOI: 10.1021/Ic951162C  0.311
1996 Liu CC, Maciel GE. Quantitative Analysis of Solids by High-Resolution 1H NMR Analytical Chemistry. 68: 1401-1407. DOI: 10.1021/Ac9510696  0.377
1996 El-Nahhal IM, Yang JJ, Chuang IS, Maciel GE. Synthesis and solid-state NMR structural characterization of polysiloxane-immobilized thiol and thiol-amine ligands Journal of Non-Crystalline Solids. 208: 105-118. DOI: 10.1016/S0022-3093(96)00492-9  0.301
1996 Yang JJ, El-Nahhal IM, Maciel GE. Synthesis and solid-state NMR structural characterization of some functionalized polysiloxanes Journal of Non-Crystalline Solids. 204: 105-117. DOI: 10.1016/S0022-3093(96)00412-7  0.325
1995 Tao T, Maciel GE. 13C NMR observation of the triphenylmethyl cation imprisoned inside the zeolite HY supercage Journal of the American Chemical Society. 117: 12889-12890. DOI: 10.1021/Ja00156A039  0.364
1995 Jurkiewicz A, Maciel GE. 13C NMR spin - Lattice relaxation properties and quantitative analytical methodology of 13C NMR spectroscopy for coals Analytical Chemistry. 67: 2188-2194. DOI: 10.1021/Ac00109A043  0.443
1995 Sato S, Maciel GE. Structures of aluminum chloride grafted on silica surface Journal of Molecular Catalysis. a, Chemical. 101: 153-161. DOI: 10.1016/1381-1169(95)00072-0  0.328
1995 Jurkiewicz A, Maciel GE. Solid-state 13C NMR studies of the interaction of acetone, carbon tetrachloride and trichloroethylene with soil components Science of the Total Environment. 164: 195-202. DOI: 10.1016/0048-9697(95)04469-H  0.38
1995 Sun YH, Lock H, Shinozaki T, Maciel GE. Solid-State 13C NMR Imaging with Magic-Angle Spinning Journal of Magnetic Resonance, Series A. 115: 165-173. DOI: 10.1006/jmra.1995.1163  0.414
1994 Davis MF, Schroeder HA, Maciel GE. Solid-State 13C Nuclear magnetic resonance studies of wood decay. III. Decay of colorado blue spruce and paper birch by postia placenta Holzforschung. 48: 301-307. DOI: 10.1515/hfsg.1994.48.4.301  0.34
1994 Davis MF, Schroeder HA, Maciel GE. Solid-state 13c nuclear magnetic resonance studies’ of wood decay Holzforschung. 48: 186-192. DOI: 10.1515/hfsg.1994.48.3.186  0.352
1994 Davis MF, Schroeder HR, Maciel GE. Solid-State 13C nuclear magnetic resonance studies of wood decay: I. White rot decay of colorado blue spruce Holzforschung. 48: 99-105. DOI: 10.1515/hfsg.1994.48.2.99  0.34
1994 Fitzgerald JJ, Kohl SD, Piedra G, Dec SF, Maciel GE. Observation of four-coordinate aluminum oxynitride (AlO4-xNx) environments in AlON solids by MAS 27Al NMR at 14 T Chemistry of Materials. 6: 1915-1917. DOI: 10.1021/Cm00047A005  0.305
1994 Chuang IS, Maciel GE. NMR Characterization of Complex Organic Resins Annual Reports On Nmr Spectroscopy. 29: 169-286. DOI: 10.1016/S0066-4103(08)60133-7  0.333
1994 Chuang IS, Maciel GE. Natural-abundance 15N cross-polarization/magic-angle spinning nuclear magnetic resonance study of urea-formaldehyde resins Polymer. 35: 1621-1628. DOI: 10.1016/0032-3861(94)90834-6  0.348
1994 Chuang IS, Maciel GE. 13C cross-polarization/magic-angle spinning nuclear magnetic resonance investigation of urea-formaldehyde resins made from N,N′-dimethylolurea or from paraformaldehyde Polymer. 35: 1602-1620. DOI: 10.1016/0032-3861(94)90833-8  0.37
1994 Jurkiewicz A, Maciel GE. Spin dynamics and spin counting in the 13C CP/MAS analysis of Argonne Premium coals Fuel. 73: 828-835. DOI: 10.1016/0016-2361(94)90275-5  0.441
1994 Jurkiewicz A, Bronnimann CE, Maciel GE. 1H CRAMPS n.m.r. study of the chemical functionality of Argonne Premium coals Fuel. 73: 823-827. DOI: 10.1016/0016-2361(94)90274-7  0.331
1994 Wind RA, Hall RA, Jurkiewicz A, Lock H, Maciel GE. 2 Novel DNP-NMR Probes Journal of Magnetic Resonance, Series A. 110: 33-37. DOI: 10.1006/jmra.1994.1177  0.359
1994 Sun YH, Xiong JC, Lock H, Buszko ML, Haase JA, Maciel GE. Solid-State 1H CRAMPS NMR Imaging with Pulsed Rotating Magnetic Field Gradients Journal of Magnetic Resonance, Series A. 110: 1-6. DOI: 10.1006/jmra.1994.1172  0.337
1993 Lock H, Wind RA, Maciel GE, Johnson CE. A study of 13C-enriched chemical vapor deposited diamond film by means of 13C nuclear magnetic resonance, electron paramagnetic resonance, and dynamic nuclear polarization The Journal of Chemical Physics. 99: 3363-3373. DOI: 10.1063/1.465146  0.433
1993 Chuang IS, Kinney DR, Maciel GE. Interior hydroxyls of the silica gel system as studied by silicon-29 CP-MAS NMR spectroscopy Journal of the American Chemical Society. 115: 8695-8705. DOI: 10.1021/JA00072A024  0.305
1993 Iwamiya JH, Maciel GE. Chemical shifts in silatrane and its derivatives: A study of the transannular interaction Journal of the American Chemical Society. 115: 6835-6842. DOI: 10.1021/Ja00068A047  0.338
1993 Kinney DR, Chuang IS, Maciel GE. Water and the silica surface as studied by variable-temperature high-resolution proton NMR Journal of the American Chemical Society. 115: 6786-6794. DOI: 10.1021/JA00068A041  0.326
1993 Dec SF, Davis MF, Maciel GE, Bronnimann CE, Fitzgerald JJ, Han SS. Solid-state multinuclear NMR studies of ferroelectric, piezoelectric, and related materials Inorganic Chemistry. 32: 955-959. DOI: 10.1021/Ic00058A034  0.367
1993 Hall RA, Jurkiewicz A, Maciel GE. A bicyclic ketone as a solid-state carbon-13 NMR intensity reference Analytical Chemistry. 65: 534-538. DOI: 10.1021/AC00053A009  0.32
1993 Pan VH, Maciel GE. The analysis of three representative premium coals by 13C nuclear magnetic resonance Fuel. 72: 451-468. DOI: 10.1016/0016-2361(93)90105-B  0.447
1993 Sun YH, Maciel GE. The Tilted Coil for NMR Experiments Journal of Magnetic Resonance, Series A. 105: 145-150. DOI: 10.1006/jmra.1993.1266  0.334
1993 Buszko ML, Maciel GE. 1H Solid-State NMR Imaging by TREV-CRAMPS Journal of Magnetic Resonance, Series A. 104: 172-176. DOI: 10.1006/jmra.1993.1205  0.351
1993 Buszko ML, Bronnimann CE, Maciel GE. 1H CRAMPS Based on TREV Journal of Magnetic Resonance, Series A. 103: 183-187. DOI: 10.1006/jmra.1993.1150  0.303
1992 Wind RA, Zumbulyadis N, Young RH, Hung Y, Li L, Nuttall RH, Maciel G. EPR and 1H and 13C dynamic nuclear polarization studies of a molecularly doped polymer: bisphenol A polycarbonate doped with trianisylamine and trianisylaminium perchlorate. Solid State Nuclear Magnetic Resonance. 1: 55-65. PMID 1365717 DOI: 10.1016/0926-2040(92)90017-4  0.336
1992 Lock H, Maciel GE, Johnson CE. Natural-abundance 13C dynamic nuclear polarization experiments on chemical vapor deposited diamond film Journal of Materials Research. 7: 2791-2797. DOI: 10.1557/Jmr.1992.2791  0.427
1992 Chuang IS, Maciel GE. 13C CP/MAS NMR study of the structural dependence of urea-formaldehyde resins on formaldehyde-to-urea molar ratios at different urea concentrations and pH values Macromolecules. 25: 3204-3226. DOI: 10.1021/Ma00038A029  0.34
1992 Chuang IS, Kinney DR, Bronnimann CE, Zeigler RC, Maciel GE. Effects of proton-proton spin exchange in the silicon-29 CP-MAS NMR spectra of the silica surface The Journal of Physical Chemistry. 96: 4027-4034. DOI: 10.1021/J100189A022  0.32
1992 Bronnimann CE, Ridenour CF, Kinney DR, Maciel GE. 2D 1H-133C heteronuclear correlation spectra of representative organic solids Journal of Magnetic Resonance (1969). 97: 522-534. DOI: 10.1016/0022-2364(92)90032-3  0.35
1991 Zeigler RC, Maciel GE. Study of dimethyloctadecylsilyl-modified silica using solid-state carbon-13 lineshapes and relaxation techniques The Journal of Physical Chemistry. 95: 7345-7353. DOI: 10.1021/J100172A044  0.328
1991 Marchetti PS, Kwon D, Schmidt WR, Interrante LV, Maciel GE. High-field boron-11 magic-angle spinning NMR characterization of boron nitrides Chemistry of Materials. 3: 482-486. DOI: 10.1021/CM00015A023  0.394
1991 Davis MF, Maciel GE. Rare-Spin solid-state nmr imaging using chemical-shift-selective excitation Journal of Magnetic Resonance (1969). 94: 617-624. DOI: 10.1016/0022-2364(91)90151-I  0.384
1991 Dec SF, Fitzgerald JJ, Frye JS, Shatlock MP, Maciel GE. Observation of six-coordinate aluminum in andalusite by solid-state 27Al MAS NMR Journal of Magnetic Resonance (1969). 93: 403-406. DOI: 10.1016/0022-2364(91)90015-L  0.308
1991 Maciel GE, Bronnimann CE, Jurkiewicz A, Wind RA, Pan VH. Recent advances in coal characterization by 13C and 1H n.m.r. Fuel. 70: 925-930. DOI: 10.1016/0016-2361(91)90045-C  0.407
1990 Duff DW, Maciel GE. Carbon-13 and nitrogen-15 CP/MAS NMR characterization of MDI-polyisocyanurate resin systems Macromolecules. 23: 3069-3079. DOI: 10.1021/MA00214A008  0.367
1990 Dec SF, Maciel GE, Fitzgerald JJ. Solid-state sodium-23 and aluminum-27 MAS NMR study of the dehydration of sodium aluminate hydrate (Na2O.cntdot.Al2O3.cntdot.3H2O) Journal of the American Chemical Society. 112: 9069-9077. DOI: 10.1021/JA00181A006  0.312
1990 Zhang M, Maciel GE. Enhanced signal-to-noise ratios in the nuclear magnetic resonance analysis of solids, using large-sample magic-angle spinners Analytical Chemistry. 62: 633-638. DOI: 10.1021/Ac00205A019  0.321
1990 Iwamiya JH, Dams MF, Maciel GE. A 1D FT experiment for obtaining chemical-shift tensors in complex solids, using selective excitation and flipping of the spinner axis Journal of Magnetic Resonance (1969). 88: 199-204. DOI: 10.1016/0022-2364(90)90126-T  0.312
1990 Dec SF, Maciel GE. High-speed MAS NMR spectra of quadrupolar nuclides at high magnetic fields Journal of Magnetic Resonance (1969). 87: 153-159. DOI: 10.1016/0022-2364(90)90093-O  0.335
1990 Jurkiewicz A, Wind RA, Maciel GE. The use of magnetic resonance parameters in the characterization of premium coals and other coals of various rank Fuel. 69: 830-833. DOI: 10.1016/0016-2361(90)90226-G  0.334
1990 Jurkiewicz A, Bronnimann CE, Maciel GE. 1H CRAMPS studies of molecular dynamics of a premium coal Fuel. 69: 804-809. DOI: 10.1016/0016-2361(90)90220-K  0.34
1990 Zhang M, Maciel GE. Large-sample 13C MAS n.m.r. spectroscopy of coal: relaxation and spin counting Fuel. 69: 557-563. DOI: 10.1016/0016-2361(90)90138-G  0.43
1989 Zhang M, Maciel GE. Built-in carbon-13 intensity reference for solid-state analysis by magic-angle-spinning nuclear magnetic resonance spectrometry Analytical Chemistry. 61: 2579-2582. DOI: 10.1021/Ac00197A024  0.435
1989 Bronnimann CE, Maciel GE. 1H NMR spectra of coals of various rank, obtained by the CRAMPS technique Organic Geochemistry. 14: 189-192. DOI: 10.1016/0146-6380(89)90073-9  0.369
1989 Fry CG, Lind AC, Davis MF, Duff DW, Maciel GE. Chemical shift and relaxation as contrast mechanisms for 13C NMR imaging in the solid state Journal of Magnetic Resonance (1969). 83: 656-662. DOI: 10.1016/0022-2364(89)90362-4  0.345
1989 Zhang M, Maciel GE. Large-volume MAS system for improved signal-to-noise ratio Journal of Magnetic Resonance (1969). 85: 156-161. DOI: 10.1016/0022-2364(89)90330-2  0.35
1989 Dec SF, Bronnimann CE, Wind RA, Maciel GE. Comparison of the 1H NMR analysis of solids by the CRAMPS and MAS-only techniques Journal of Magnetic Resonance (1969). 82: 454-466. DOI: 10.1016/0022-2364(89)90209-6  0.371
1989 Davis MF, Quinting GR, Bronnimann CE, Maciel GE. A nuclear magnetic resonance study of the pyridine extraction of coal Fuel. 68: 763-770. DOI: 10.1016/0016-2361(89)90216-0  0.317
1989 Wind RA, Jurkiewicz A, Maciel GE. 1H n.m.r. Zeeman relaxation in premium coals and other coals of various rank Fuel. 68: 1189-1197. DOI: 10.1016/0016-2361(89)90194-4  0.349
1989 Snape CE, Axelson DE, Botto RE, Delpuech JJ, Tekely P, Gerstein BC, Pruski M, Maciel GE, Wilson MA. Quantitative reliability of aromaticity and related measurements on coals by 13C n.m.r. A debate Fuel. 68: 547-548. DOI: 10.1016/0016-2361(89)90142-7  0.359
1989 Jurkiewicz A, Bronnimann CE, Maciel GE. 1H CRAMPS n.m.r. study of the molecular-macromolecular structure of coal Fuel. 68: 872-876. DOI: 10.1016/0016-2361(89)90123-3  0.319
1988 Chaohui Y, Wind RA, Maciel GE. Magnetic resonance of Chinese coals Science in China Series a-Mathematics, Physics, Astronomy & Technological Science. 31: 968-978. DOI: 10.1360/Ya1988-31-8-968  0.419
1988 Bronnimann CE, Zeigler RC, Maciel GE. Proton NMR study of dehydration of the silica gel surface Journal of the American Chemical Society. 110: 2023-2026. DOI: 10.1021/Ja00215A001  0.329
1988 Sardashti M, Maciel GE. Carbon-13 and nitrogen-15 chemical shift tensors of para-substituted benzonitriles The Journal of Physical Chemistry. 92: 4620-4632. DOI: 10.1021/J100327A013  0.373
1988 Stephen Caravajal G, Leyden DE, Quinting GR, Maciel GE. Structural characterization of (3-aminopropyl)triethoxysilane-modified silicas by silicon-29 and carbon-13 nuclear magnetic resonance Analytical Chemistry. 60: 1776-1786. DOI: 10.1021/Ac00168A027  0.365
1988 Bronnimann CE, Hawkins BL, Zhang M, Maciel GE. Combined rotation and multiple pulse spectroscopy as an analytical proton nuclear magnetic resonance technique for solids Analytical Chemistry. 60: 1743-1750. DOI: 10.1021/AC00168A021  0.372
1988 Wind RA, Dec SF, Lock H, Maciel GE. 13C CP/MAS and high-speed magic-angle spinning Journal of Magnetic Resonance (1969). 79: 136-139. DOI: 10.1016/0022-2364(88)90328-9  0.313
1988 Zeigler RC, Wind RA, Maciel GE. The stop-and-go spinning technique in MAS experiments Journal of Magnetic Resonance (1969). 79: 299-306. DOI: 10.1016/0022-2364(88)90221-1  0.42
1988 Wind RA, Li L, Lock H, Maciel GE. Dynamic nuclear polarization in the nuclear rotating frame Journal of Magnetic Resonance (1969). 79: 577-582. DOI: 10.1016/0022-2364(88)90094-7  0.308
1987 Hatfield GR, Maciel GE. Solid-state NMR study of the hexamethylenetetramine curing of phenolic resins Macromolecules. 20: 608-615. DOI: 10.1021/Ma00169A024  0.333
1987 Bronnimann CE, Chuang IS, Hawkins BL, Maciel GE. Dehydration of silica-aluminas monitored by high-resolution solid-state proton NMR Journal of the American Chemical Society. 109: 1562-1564. DOI: 10.1021/Ja00239A043  0.388
1987 Hatfield GR, Sardashti M, Maciel GE. Analysis of molecular orientational order in solid samples by nuclear magnetic resonance: Application to lignin and cellulose in wood Analytical Chemistry. 59: 1659-1664. DOI: 10.1021/Ac00140A017  0.338
1987 Hatfield GR, Maciel GE, Erbatur O, Erbatur G. Qualitative and quantitative analysis of solid lignin samples by carbon-13 nuclear magnetic resonance spectrometry Analytical Chemistry. 59: 172-179. DOI: 10.1021/Ac00128A036  0.458
1987 Lock H, Wind RA, Maciel GE, Zumbulyadis N. 29Si dynamic nuclear polarization of dehydrogenated amorphous silicon Solid State Communications. 64: 41-44. DOI: 10.1016/0038-1098(87)90516-3  0.37
1987 Sardashti M, Maciel GE. Effects of sample spinning on cross polarization Journal of Magnetic Resonance (1969). 72: 467-474. DOI: 10.1016/0022-2364(87)90151-X  0.38
1987 Neill PH, Maciel G, Given PH, Weldon D. Aromaticity of some high sulphur coals: surprising degree of heterogeneity Fuel. 66: 96-98. DOI: 10.1016/0016-2361(87)90219-5  0.347
1986 Bronnimann CE, Maciel GE. Carbon-13 NMR study of methanol in HY zeolite Journal of the American Chemical Society. 108: 7154-7159. DOI: 10.1021/Ja00283A003  0.384
1986 Baltusis L, Frye JS, Maciel GE. Phosphine oxides as NMR probes for adsorption sites on surfaces Journal of the American Chemical Society. 108: 7119-7120. DOI: 10.1021/Ja00282A055  0.318
1986 Saiz-Jimenez C, Hawkins BL, Maciel GE. Cross polarization, magic-angle spinning 13C nuclear magnetic resonance spectroscopy of soil humic fractions Organic Geochemistry. 9: 277-284. DOI: 10.1016/0146-6380(86)90108-7  0.403
1986 Dec SF, Wind RA, Maciel GE, Anthonio FE. High-speed magic-angle spinning Journal of Magnetic Resonance (1969). 70: 355-359. DOI: 10.1016/0022-2364(86)90023-5  0.326
1986 Ye C, Sun B, Maciel GE. Inhomogeneous interactions in rotating solids Journal of Magnetic Resonance (1969). 70: 241-250. DOI: 10.1016/0022-2364(86)90006-5  0.373
1986 Rudzinski WE, Montgomery TL, Frye JS, Hawkins BL, Maciel GE. Surface characterization of systems with diphenylphosphinoethylsilane immobilized on silica gel Journal of Catalysis. 98: 444-456. DOI: 10.1016/0021-9517(86)90332-5  0.319
1986 Erbatur G, Erbatur O, Coban A, Davis MF, Maciel GE. Investigation of the chemical structures of coking and non-coking coals in original and reductively alkylated solid states via 13C n.m.r. and i.r. spectroscopies Fuel. 65: 1273-1280. DOI: 10.1016/0016-2361(86)90241-3  0.328
1986 Erbatur G, Erbatur O, Davis MF, Maciel GE. Investigation of pyridine extracts and residues of coals by solid-state 13C n.m.r. spectroscopy Fuel. 65: 1265-1272. DOI: 10.1016/0016-2361(86)90240-1  0.344
1985 Haw JF, Maciel GE, Linden JC, Murphy VG. NMR Study of Autohydrolyzed and Organosolv-Treated Lodgepole Pinewood Using Carbon-13 with Cross Polarization and Magic-Angle Spinning | NMR Studie an autohydrolysiertem und Organosolv-behandeltem Lodgepole Kiefernholz unter Verwendung von 13C mit Kreuz-Polarisation und Rotation um den magischen Winkel Holzforschung. 39: 99-107. DOI: 10.1515/Hfsg.1985.39.2.99  0.462
1985 Maciel GE, Haw JF, Smith DH, Gabrielsen BC, Hatfield GR. Carbon-13 nuclear magnetic resonance of herbaceous plants and their components, using cross polarization and magic-angle spinning Journal of Agricultural and Food Chemistry. 33: 185-191. DOI: 10.1021/Jf00062A006  0.411
1985 Miller ML, Linton RW, Maciel GE, Hawkins BL. Characterization of silanol reactivity and acidity on octadecyl-bonded chromatographic supports by29Si solidstate nuclear magnetic resonance spectroscopy and surface titration Journal of Chromatography A. 319: 9-21. DOI: 10.1016/S0021-9673(01)90534-5  0.319
1985 Rudzinski WE, Montgomery TL, Frye JS, Hawkins BL, Maciel GE. Synthesis, solid-state nuclear magnetic resonance characterization and chromatographic evaluation of a diphenylphosphine-octadecylsilane hybrid bonded phase Journal of Chromatography A. 323: 281-296. DOI: 10.1016/S0021-9673(01)90391-7  0.406
1985 Maciel GE, Davis MF. NMR imaging of paramagnetic centers in solids via dynamic nuclear polarization Journal of Magnetic Resonance (1969). 64: 356-360. DOI: 10.1016/0022-2364(85)90365-8  0.428
1985 Szeverenyi NM, Bax A, Maciel GE. Magic-angle hopping as an alternative to magic-angle spinning for solid state NMR Journal of Magnetic Resonance (1969). 61: 440-447. DOI: 10.1016/0022-2364(85)90184-2  0.717
1985 Maciel GE, Szeverenyi NM, Sardashti M. Chemical-shift-anisotropy powder patterns by the two-dimensional angle-flipping approach. Effects of crystallite packing Journal of Magnetic Resonance (1969). 64: 365-374. DOI: 10.1016/0022-2364(85)90098-8  0.635
1985 MACIEL GE. ChemInform Abstract: LINE-BROADENING INFLUENCES AND LINE-NARROWING TECHNIQUES IN SOLID STATE NMR Chemischer Informationsdienst. 16. DOI: 10.1002/CHIN.198504374  0.399
1984 Maciel GE. High-resolution nuclear magnetic resonance of solids. Science (New York, N.Y.). 226: 282-8. PMID 17749871 DOI: 10.1126/science.226.4672.282  0.428
1984 Haw JF, Maciel GE, Biermann CJ. 13C Nuclear Magnetic Resonance Study of the Rapid Steam Hydrolysis of Red Oak | 13C NMR Untersuchung der schnellen Dampf-Hydrolyse (RASH) von Roteichenholz Holzforschung. 38: 327-331. DOI: 10.1515/hfsg.1984.38.6.327  0.382
1984 Shatlock MP, Maciel GE. Cadmium-113 NMR investigations of cadmium oxide The Journal of Chemical Physics. 81: 895-902. DOI: 10.1063/1.447727  0.313
1984 Early TA, Haw JF, Bax A, Maciel GE, Puar MS. Carbon-13 nuclear magnetic resonance studies of a solid inclusion complex The Journal of Physical Chemistry. 88: 324-327. DOI: 10.1021/J150646A032  0.528
1984 Haw JF, Maciel GE, Schroeder HA. Carbon-13 nuclear magnetic resonance spectrometric study of wood and wood pulping with cross polarization and magic-angle spinning Analytical Chemistry®. 56: 1323-1329. DOI: 10.1021/Ac00272A028  0.431
1984 Erbatur G, Erbatur O, Davis MF, Maciel GE. Chemical structures of pyridine extracts and residues of coals as indicated by solid state 13C NMR Journal of Molecular Structure. 114: 83-88. DOI: 10.1016/S0022-2860(84)87208-7  0.354
1984 Miknis FP, Lindner AW, John Gannon A, Davis MF, Maciel GE. Solid state 13C NMR studies of selected oil shales from Queensland, Australia Organic Geochemistry. 7: 239-248. DOI: 10.1016/0146-6380(84)90120-7  0.426
1984 Lyons PC, Thompson CL, Hatcher PG, Brown FW, Millay MA, Szeverenyi N, Maciel GE. Coalification of organic matter in coal balls of the Pennsylvanian (upper Carboniferous) of the Illinois Basin, United States Organic Geochemistry. 5: 227-239. DOI: 10.1016/0146-6380(84)90010-X  0.628
1984 Severson ML, Maciel GE. A molecular orbital study of the dihedral angle dependencies of vicinal carbon-carbon coupling constants Journal of Magnetic Resonance (1969). 57: 248-268. DOI: 10.1016/0022-2364(84)90124-0  0.346
1984 Bax A, Hawkins BL, Maciel GE. Off resonance cross-polarization: A technique to reduce rf power requirements for magnetization transfer experiments in solids Journal of Magnetic Resonance (1969). 59: 530-535. DOI: 10.1016/0022-2364(84)90090-8  0.562
1984 Szeverenyi NM, Maciel GE. NMR spin imaging of magnetically dilute nuclei in the solid state Journal of Magnetic Resonance (1969). 60: 460-466. DOI: 10.1016/0022-2364(84)90057-X  0.655
1984 Verheyen TV, Johns RB, Bryson tlRL, Maciel GE, Blackburn DT. A spectroscopic investigation of the banding or lithotypes occurring in Victorian brown coal seams Fuel. 63: 1629-1635. DOI: 10.1016/0016-2361(84)90090-5  0.32
1984 Bax A, Hawkins BL, Maciel GE, Szeverenyi NM. Two‐Dimensional Nmr Spectroscopy Cheminform. 16: 137-145. DOI: 10.1007/978-94-009-6378-8_4  0.682
1984 EARLY TA, HAW JF, BAX A, MACIEL GE, PUAR MS. ChemInform Abstract: CARBON-13 NUCLEAR MAGNETIC RESONANCE STUDIES OF A SOLID INCLUSION COMPLEX Chemischer Informationsdienst. 15. DOI: 10.1002/CHIN.198417074  0.472
1984 Early TA, Haw JF, Bax A, Maciel GE, Puar MS. Carbon-13 nuclear magnetic resonance studies of a solid inclusion complex Journal of Physical Chemistry. 88: 324-327.  0.465
1983 Bronniman CE, Szeverenyi NM, Maciel GE. 13C spin diffusion of adamantane The Journal of Chemical Physics. 79: 3694-3700. DOI: 10.1063/1.446289  0.655
1983 Hatcher PG, Spiker EC, Szeverenyi NM, Maciel GE. Selective preservation and origin of petroleum-forming aquatic kerogen Nature. 305: 498-501. DOI: 10.1038/305498A0  0.623
1983 Bryson RL, Hatfield GR, Early TA, Palmer AR, Maciel GE. Carbon-13 NMR studies of solid phenolic resins using cross polarization and magic-angle spinning Macromolecules. 16: 1669-1672. DOI: 10.1021/Ma00244A021  0.439
1983 Maciel GE, Szeverenyi NM, Early TA, Myers GE. Carbon-13 NMR studies of solid urea-formaldehyde resins using cross polarization and magic-angle spinning Macromolecules. 16: 598-604. DOI: 10.1021/Ma00238A022  0.683
1983 Haw JF, Chuang IS, Hawkins BL, Maciel GE. Surface titration of silica-alumina monitored by nitrogen-15 NMR with cross polarization and magic-angle spinning Journal of the American Chemical Society. 105: 7206-7207. DOI: 10.1021/Ja00362A051  0.397
1983 Maciel GE, Haw JF, Chuang IS, Hawkins BL, Early TA, McKay DR, Petrakis L. NMR studies of pyridine on silica-alumina Journal of the American Chemical Society. 105: 5529-5535. DOI: 10.1021/Ja00355A001  0.382
1983 Sindorf DW, Maciel GE. Solid-state NMR studies of the reactions of silica surfaces with polyfunctional chloromethylsilanes and ethoxymethylsilanes Journal of the American Chemical Society. 105: 3767-3776. DOI: 10.1021/Ja00350A003  0.367
1983 Szeverenyi NM, Bax A, Maciel GE. Proton-exchange rates in solid tropolone as measured via carbon-13 CP/MAS NMR Journal of the American Chemical Society. 105: 2579-2582. DOI: 10.1021/Ja00347A012  0.71
1983 Sindorf DW, Maciel GE. Carbon-13 CP/MAS NMR study of molecular motion in n-alkylsilane bonded to the silica surface Journal of the American Chemical Society. 105: 1848-1851. DOI: 10.1021/JA00345A028  0.38
1983 Sindorf DW, Maciel GE. Silicon-29 NMR study of dehydrated/rehydrated silica gel using cross polarization and magic-angle spinning Journal of the American Chemical Society. 105: 1487-1493. DOI: 10.1021/Ja00344A012  0.385
1983 Sindorf DW, Maciel GE. Silicon-29 nuclear magnetic resonance study of hydroxyl sites on dehydrated silica gel surfaces, using silylation as a probe Journal of Physical Chemistry. 87: 5516-5521. DOI: 10.1021/J150644A041  0.304
1983 Haw JF, Maciel GE. Carbon-13 nuclear magnetic resonance spectrometry of oil seeds with cross polarization and magic-angle spinning Analytical Chemistry. 55: 1262-1267. DOI: 10.1021/Ac00259A019  0.404
1983 Bax A, Szeverenyi NM, Maciel GE. Chemical shift anisotropy in powdered solids studied by 2D FT CP/MAS NMR Journal of Magnetic Resonance (1969). 51: 400-408. DOI: 10.1016/0022-2364(83)90292-5  0.69
1983 Bax A, Szeverenyi NM, Maciel GE. Correlation of isotropic shifts and chemical shift anisotropies by two-dimensional fourier-transform magic-angle hopping nmr spectroscopy Journal of Magnetic Resonance (1969). 52: 147-152. DOI: 10.1016/0022-2364(83)90267-6  0.733
1983 Bax A, Early TA, Maciel GE. Proton chemical shifts in polycrystalline solids determined by off-resonance decoupling 13C CPMAS NMR Journal of Magnetic Resonance (1969). 52: 35-41. DOI: 10.1016/0022-2364(83)90254-8  0.559
1983 Bax A, Szeverenyi NM, Maciel GE. Chemical shift anisotropy in powdered solids studied by 2D FT NMR with flipping of the spinning axis Journal of Magnetic Resonance (1969). 55: 494-497. DOI: 10.1016/0022-2364(83)90134-8  0.721
1983 Maciel GE, Szeverenyi NM, Early TA, Myers GE. 13C NMR studies of solid urea-formaldehyde resins using cross polarization and magic-angle spinning Macromolecules. 16: 598-604.  0.647
1983 Bryson RL, Hatfield GR, Early TA, Palmer AR, Maciel GE. 13C NMR studies of solid phenolic resins using cross polarization and magic-angle spinning Macromolecules. 16: 1669-1672.  0.315
1983 Szeverenyi NM, Bax A, Maciel GE. Proton-exchange rates in solid tropolone as measured via 13C CP/MAS NMR Journal of the American Chemical Society. 105: 2579-2582.  0.486
1982 Miknis FP, Smith JW, Maughan EK, Maciel GE. Nuclear Magnetic Resonance: A Technique for Direct Nondestructive Evaluation of Source-Rock Potential Aapg Bulletin. 66: 1396-1401. DOI: 10.1306/03B5A7Af-16D1-11D7-8645000102C1865D  0.389
1982 Maciel GE, Chuang I, Myers GE. Carbon-13 NMR study of cured furfuryl alcohol resins using cross polarization and magic-angle spinning Macromolecules. 15: 1218-1220. DOI: 10.1021/MA00232A058  0.393
1982 Maciel GE, Kolodziejski WL, Bertran MS, Dale BE. Carbon-13 NMR and order in cellulose Macromolecules. 15: 686-687. DOI: 10.1021/ma00230a097  0.358
1982 Sindorf DW, Maciel GE. Cross-polarization magic-angle-spinning silicon-29 nuclear magnetic resonance study of silica gel using trimethylsilane bonding as a probe of surface geometry and reactivity The Journal of Physical Chemistry. 86: 5208-5219. DOI: 10.1021/J100223A029  0.403
1982 Palmer AR, Maciel GE. Relaxation behavior in the carbon-13 nuclear magnetic resonance spectrometric analysis of kerogen with cross polarization and magic-angle spinning Analytical Chemistry. 54: 2194-2198. DOI: 10.1021/AC00250A014  0.417
1982 Sullivan MJ, Maciel GE. Spin dynamics in the carbon-13 nuclear magnetic resonance spectrometric analysis of coal by cross polarization and magic-angle spinning Analytical Chemistry. 54: 1615-1623. DOI: 10.1021/AC00246A034  0.432
1982 Sullivan MJ, Maciel GE. Structural resolution in the carbon-13 nuclear magnetic resonance spectrometric analysis of coal by cross polarization and magic-angle spinning Analytical Chemistry. 54: 1606-1615. DOI: 10.1021/AC00246A033  0.394
1982 Kolodziejski W, Frye JS, Maciel GE. Carbon-13 nuclear magnetic resonance spectrometry with cross polarization and magic-angle spinning for analysis of lodgepole pine wood Analytical Chemistry. 54: 1419-1424. DOI: 10.1021/AC00245A035  0.432
1982 Hatcher PG, Breger IA, Szeverenyi N, Maciel GE. Nuclear magnetic resonance studies of ancient buried wood-II. Observations on the origin of coal from lignite to bituminous coal Organic Geochemistry. 4: 9-18. DOI: 10.1016/0146-6380(82)90003-1  0.64
1982 Frye JS, Maciel GE. Setting the magic angle using a quadrupolar nuclide Journal of Magnetic Resonance. 48: 125-131. DOI: 10.1016/0022-2364(82)90243-8  0.391
1982 Szeverenyi NM, Sullivan MJ, Maciel GE. Observation of spin exchange by two-dimensional fourier transform 13C cross polarization-magic-angle spinning Journal of Magnetic Resonance (1969). 47: 462-475. DOI: 10.1016/0022-2364(82)90213-X  0.667
1982 Bax A, Szeverenyi NM, Maciel GE. Pulsed polarization transfer for 13C NMR in solids Journal of Magnetic Resonance (1969). 50: 227-232. DOI: 10.1016/0022-2364(82)90052-X  0.709
1982 Miknis FP, Netzel DA, Smith JW, Mast MA, Maciel GE. 13C NMR measurements of the genetic potentials of oil shales Geochimica Et Cosmochimica Acta. 46: 977-984. DOI: 10.1016/0016-7037(82)90053-9  0.348
1982 Dennis LW, Maciel GE, Hatcher PG, Simoneit BRT. 13C Nuclear magnetic resonance studies of kerogen from Cretaceous black shales thermally altered by basaltic intrusions and laboratory simulations Geochimica Et Cosmochimica Acta. 46: 901-907. DOI: 10.1016/0016-7037(82)90046-1  0.367
1982 Maciel GE, Sullivan MJ, Petrakis L, Grandy D. 13C Nuclear magnetic resonance characterization of coal macerals by magic-angle spinning Fuel. 61: 411-414. DOI: 10.1016/0016-2361(82)90063-1  0.435
1982 MIKNIS F, SZEVERENYI N, MACIEL G. Characterization of the residual carbon in retorted oil shale by solid-state 13C n.m.r. Fuel. 61: 341-345. DOI: 10.1016/0016-2361(82)90048-5  0.614
1981 O'Donnell DJ, Ackerman JJ, Maciel GE. Comparative study of whole seed protein and starch content via cross polarization-magic angle spinning carbon-13 nuclear magnetic resonance spectroscopy. Journal of Agricultural and Food Chemistry. 29: 514-8. PMID 7251981 DOI: 10.1021/Jf00105A020  0.645
1981 Maciel GE, Sullivan MJ, Sindorf DW. Carbon-13 and silicon-29 nuclear magnetic resonance spectra of solid poly(methylsiloxane) polymers Macromolecules. 14: 1607-1608. DOI: 10.1021/MA50006A097  0.358
1981 Gray JL, Maciel GE. Aluminum-27 nuclear magnetic resonance study of the room-temperature melt aluminum trichloride butylpyridinium chloride Journal of the American Chemical Society. 103: 7147-7151. DOI: 10.1021/JA00414A018  0.301
1981 Sindorf DW, Maciel GE. Silicon-29 CP/MAS NMR studies of methylchlorosilane reactions on silica gel Journal of the American Chemical Society. 103: 4263-4265. DOI: 10.1021/Ja00404A055  0.32
1981 Maciel G, Dennis L. Comparison of oil shales and kerogen concentrates by 13C nuclear magnetic resonance Organic Geochemistry. 3: 105-109. DOI: 10.1016/0146-6380(81)90015-2  0.352
1981 Hatcher PG, Maciel GE, Dennis LW. Aliphatic structure of humic acids; a clue to their origin Organic Geochemistry. 3: 43-48. DOI: 10.1016/0146-6380(81)90012-7  0.329
1981 Miknis FP, Sullivan M, Bartuska VJ, Maciel GE. Cross-polarization magic-angle spinning 13C NMR spectra of coals of varying rank Organic Geochemistry. 3: 19-28. DOI: 10.1016/0146-6380(81)90009-7  0.477
1981 Bartuska VJ, Maciel GE. A magic-angle spinning system for bullet-type rotors in electromagnets Journal of Magnetic Resonance (1969). 42: 312-321. DOI: 10.1016/0022-2364(81)90221-3  0.339
1981 Maciel GE, Severson M, Gil VMS. A pseudoatom molecular orbital approach to substituent effects in organic Compounds. III. HH coupling constants in substituted ethylenes, ethanes, and benzenes Journal of Magnetic Resonance. 44: 314-329. DOI: 10.1016/0022-2364(81)90173-6  0.304
1981 Borzo M, Maciel G. Nuclear overhauser effects in exchanging systems Journal of Magnetic Resonance (1969). 43: 175-192. DOI: 10.1016/0022-2364(81)90029-9  0.398
1981 Maciel GE, O'Donnell DJ, Ackerman JJH, Hawkins BH, Bartuska VJ. Die Makromolekulare Chemie. 182: 2297-2304. DOI: 10.1002/MACP.1981.021820819  0.364
1980 Maciel GE, Sindorf DW. Silicon-29 NMR study of the surface of silica gel by cross polarization and magic-angle spinning Journal of the American Chemical Society. 102: 7606-7607. DOI: 10.1021/JA00545A056  0.394
1979 Lowman DW, Maciel GE. Determination of sucrose in sugar beet juices by nuclear magnetic resonance spectrometry Analytical Chemistry. 51: 85-90. DOI: 10.1021/AC50037A029  0.315
1979 Miknis F, Maciel GE, Bartuska VJ. Cross polarization magic-angle spinning 13C NMR spectra of oil shales Organic Geochemistry. 1: 169-176. DOI: 10.1016/0146-6380(79)90005-6  0.4
1979 Maciel GE, Bartuska VJ, Miknis FP. Characterization of organic material in coal by proton-decoupled 13C nuclear magnetic resonance with magic-angle spinning Fuel. 58: 391-394. DOI: 10.1016/0016-2361(79)90159-5  0.462
1978 Maciel GE, Bartuska VJ, Miknis FP. Correlation between oil yields of oil shales and 13C nuclear magnetic resonance spectra Fuel. 57: 505-506. DOI: 10.1016/0016-2361(78)90163-1  0.3
1977 Seidman K, Maciel GE. Proximity and conformational effects on carbon-13 chemical shifts at the .gamma. position in hydrocarbons Journal of the American Chemical Society. 99: 659-671. DOI: 10.1021/Ja00445A001  0.34
1977 Bartuska VJ, Maciel GE, Schaefer J, Stejskal EO. Prospects for carbon-13 nuclear magnetic resonance analysis of solid fossil-fuel materials Fuel. 56: 354-358. DOI: 10.1016/0016-2361(77)90058-8  0.466
1977 Seidman K, Maciel GE. Proximity And Conformational Effects On Carbon‐13 Chemical Shifts At The Γ Position In Hydrocarbons Cheminform. 8. DOI: 10.1002/Chin.197717065  0.305
1976 Maciel GE, Dallas JL, Miller DP. Carbon-13 chemical shifts of the carbonyl group. 8. Approximate self-consistent-field perturbation theory Journal of the American Chemical Society. 98: 5074-5082. DOI: 10.1021/JA00433A004  0.325
1976 Simeral L, Maciel GE. Fourier transform magnesium-25 nuclear magnetic resonance study of aqueous magnesium(II) electrolytes The Journal of Physical Chemistry. 80: 552-557. DOI: 10.1021/J100546A025  0.31
1976 Maciel GE, Dorn HC. Approximate SCF perturbation theory of 13C chemical shifts. Compounds containing nitrogen Journal of Magnetic Resonance (1969). 24: 251-258. DOI: 10.1016/0022-2364(76)90033-0  0.564
1975 Marshall JL, Miller DE, Dorn HC, Maciel GE. Signs of long-range carbon-carbon coupling constants. Tri-carbon-13-labeled tetrolic ester Journal of the American Chemical Society. 97: 460-462. DOI: 10.1021/Ja00835A062  0.558
1975 Dorn HC, Simeral L, John Natterstad J, Maciel GE. A simple spectrometer modification for multinuclide FT operation Journal of Magnetic Resonance (1969). 18: 1-5. DOI: 10.1016/0022-2364(75)90217-6  0.521
1975 Borzo M, Maciel GE. 199Hg chemical shifts of organomercury compounds by fourier transform NMR Journal of Magnetic Resonance (1969). 19: 279-282. DOI: 10.1016/0022-2364(75)90041-4  0.335
1975 MARSHALL JL, MUELLER DE, DORN HC, MACIEL GE. ChemInform Abstract: SIGNS OF LING-RANGE CARBON-CARBON COUPLING CONSTANTS, TRI-(13)C-LABELED TETROLIC ESTER Chemischer Informationsdienst. 6: no-no. DOI: 10.1002/Chin.197514050  0.582
1974 Nakashima TT, Traficante DD, Maciel GE. Carbon-13 chemical shifts on the carbonyl carbon. VII. Phenol-acetone system The Journal of Physical Chemistry. 78: 124-129. DOI: 10.1021/J100595A008  0.335
1974 Simeral L, Maciel GE. Carbon‐13 chemical shifts of some cholinergic neural transmission agents Magnetic Resonance in Chemistry. 6: 226-232. DOI: 10.1002/Mrc.1270060409  0.306
1974 Maciel GE, Dorn HC, Greene RL, Kleschick WA, Peterson MR, Wahl GH. 13C chemical shifts of monosubstituted adamantanes Organic Magnetic Resonance. 6: 178-180. DOI: 10.1002/MRC.1270060310  0.567
1974 NAKASHIMA TT, TRAFICANTE DD, MACIEL GE. ChemInform Abstract: CARBON-13 CHEMICAL SHIFTS OF THE CARBONYL CARBON PART 7, THE PHENOL-ACETONE SYSTEM Chemischer Informationsdienst. 5: no-no. DOI: 10.1002/CHIN.197413135  0.343
1973 Dorn HC, Uurtamo SJ, MacIel GE. A dual rf gate system with adjustable delays for nmr double resonance experiments Review of Scientific Instruments. 44: 128-132. DOI: 10.1063/1.1686065  0.573
1973 Maciel GE, Dallas JL, Elliott RL, Dorn HC. Electronegative atoms in the INDO [intermediate neglect of differential overlap] perturbation theory of carbon-13 chemical shifts Journal of the American Chemical Society. 95: 5857-5862. DOI: 10.1021/Ja00799A003  0.545
1973 Maciel GE, Dallas JL. Lea-207 pulse Fourier transform nuclear magnetic resonance. Promising new tool for studies in lead chemistry Journal of the American Chemical Society. 95: 3039-3040. DOI: 10.1021/JA00790A065  0.326
1973 Motell EL, Lauer D, Maciel GE. Carbon-13 chemical shifts of benzocycloalkenes The Journal of Physical Chemistry. 77: 1865-1868. DOI: 10.1021/J100634A010  0.35
1973 Levy GC, Cargioli JD, Maciel GE, Natterstad JJ, Whipple EB, Ruta M. Silicon-29 chemical shifts for organosilicon reference compounds Journal of Magnetic Resonance (1969). 11: 352-354. DOI: 10.1016/0022-2364(73)90060-7  0.304
1973 Nakashima TT, Maciel GE. C‐13 magnetic resonance studies of some papaveraceae alkaloids Magnetic Resonance in Chemistry. 5: 9-16. DOI: 10.1002/Mrc.1270050105  0.354
1973 MACIEL GE, DALLAS JL, ELLIOTT RL, DORN HC. ChemInform Abstract: ELECTRONEGATIVE ATOMS IN THE INDO PERTURBATION THEORY OF CRBON-13 CHEMICAL SHIFTS Chemischer Informationsdienst. 4: no-no. DOI: 10.1002/Chin.197345080  0.52
1973 MACIEL GE, DALLAS JL. ChemInform Abstract: (207)PB-IMPULS-FOURIER-TRANSFORMATIONS-NMR, NEUE UNTERSUCHUNGSMETHODE IN DER BLEI-CHEMIE Chemischer Informationsdienst. 4. DOI: 10.1002/CHIN.197328371  0.307
1972 Nakashima TT, Maciel GE. Effects of pH on the C-13 Magnetic Resonance Spectrum of Phenol Applied Spectroscopy. 26: 220-223. DOI: 10.1366/000370272774352254  0.357
1972 Summerhays KD, Maciel GE. A pseudo-atom molecular orbital approach to substituent effects in organic compounds Molecular Physics. 24: 913-933. DOI: 10.1080/00268977200102051  0.32
1972 Summerhays KD, Maciel GE. Carbon-13-carbon-13 coupling constants. V. Ethyl, isopropyl and tert-butyl compounds Journal of the American Chemical Society. 94: 8348-8351. DOI: 10.1021/JA00779A011  0.313
1972 Lauer D, Motell EL, Traficante DD, Maciel GE. Carbon-13 chemical shifts in monoalkyl benzenes and some deuterio analogs Journal of the American Chemical Society. 94: 5335-5338. DOI: 10.1021/JA00770A032  0.36
1972 Ellis PD, Maciel GE, McIver JW. INDO [intermediate neglect of differential overlap] perturbation theory of magnetic shielding constants. Cabon-13 chemical shifts Journal of the American Chemical Society. 94: 4069-4076. DOI: 10.1021/JA00767A002  0.513
1972 Dorn HC, Maciel GE. Carbon-13-carbon-13 coupling constants. VI. Homonuclear double resonance experiments for carbon-13 nuclear magnetic resonance assignments The Journal of Physical Chemistry. 76: 2972-2974. DOI: 10.1021/J100665A008  0.595
1972 Motell EL, Maciel GE. Carbon-13 chemical shift of tetrafluoromethane Journal of Magnetic Resonance. 7: 330-331. DOI: 10.1016/0022-2364(72)90195-3  0.35
1972 ELLIS PD, MACIEL GE, MCIVER JWJ. ChemInform Abstract: INDO-STOERUNGSTHEORIE DER MAGNETISCHEN ABSCHIRMKONSTANTEN, CHEMISCHE VERSCHIEBUNG VON KOHLENSTOFF-13 Chemischer Informationsdienst. 3: no-no. DOI: 10.1002/CHIN.197235074  0.482
1971 Ellis PD, Maciel GE. Molecular orbital calculations of hydrogen-hydrogen coupling constants in substituted cyclopropanes Molecular Physics. 20: 433-448. DOI: 10.1080/00268977100100421  0.493
1971 McIver JW, Maciel GE. Virtual radicals. Molecular orbital study of the relationship between some electron spin coupling constants Journal of the American Chemical Society. 93: 4641-4648. DOI: 10.1021/JA00748A001  0.313
1971 Maciel GE, Bacon M, Musker WK, Scholl R. Solvent effects on hydrogen-1,carbon-13, and silicon-29 resonances in tetramethylsilane Journal of the American Chemical Society. 93: 2537-2539. DOI: 10.1021/Ja00739A032  0.34
1971 Maciel GE, Dorn HC. Carbon-13 chemical shifts in 1-substituted bicyclo[2.2.2]octanes Journal of the American Chemical Society. 93: 1268-1270. DOI: 10.1021/Ja00734A044  0.581
1971 Maciel GE, Summerhays KD. Pseudo-atom-molecular orbital approach to substituent effects in organic compounds. I. Spin-spin coupling in substituted methanes Journal of the American Chemical Society. 93: 520-522. DOI: 10.1021/JA00731A039  0.355
1971 MCIVER JWJ, MACIEL GE. ChemInform Abstract: VIRTUELLE RADIKALE, MO-UNTERSUCHUNG DER BEZIEHUNG ZWISCHEN ESR- UND NMR-SPIN-KOPPLUNGS-KONSTANTEN Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/CHIN.197148079  0.404
1971 ELLIS PD, MACIEL GE. ChemInform Abstract: MO-BERECHNUNGEN VON H-H-KOPPLUNGSKONSTANTEN IN SUBSTITUIERTEN CYCLOPROPANEN Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/CHIN.197125100  0.462
1971 MACIEL GE, DORN HC. ChemInform Abstract: (13)C-CHEMISCHE VERSCHIEBUNG VON 1-SUBSTITUIERTEN BICYCLO(2,2,2)OCTANEN Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/Chin.197122076  0.543
1971 MACIEL GE, SUMMERHAYS KD. ChemInform Abstract: PSEUDOATOM-MO-NAEHERUNG FUER SUBSTITUENTENEFFEKTE IN ORGANISCHEN VERBINDUNGEN 1. MITT. SPIN-SPIN-KOPPLUNG BEI SUBSTITUIERTEN METHANEN Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/CHIN.197114131  0.35
1971 Maciel GE, Dorn HC. Carbon-13 chemical shifts in 1-substituted bicyclo[2.2.2]octanes [8] Journal of the American Chemical Society. 93: 1268-1270.  0.534
1970 Bartuska VJ, Nakashima TT, Maciel GE. A Synthesizer‐Based 13C NMR Spectrometer with 19F Field/Frequency Lock Review of Scientific Instruments. 41: 1458-1462. DOI: 10.1063/1.1684310  0.301
1970 Ellis PD, Maciel GE. Fermi contact contributions to spin-spin coupling between directly bonded carbons and hydrogens in small-ring compounds Journal of the American Chemical Society. 92: 5829-5833. DOI: 10.1021/JA00723A002  0.563
1970 Maciel GE, McIver JW, Ostlund NS, Pople JA. Approximate self-consistent molecular orbital theory of nuclear spin coupling. V. Proton-proton coupling constants in substituted benzenes Journal of the American Chemical Society. 92: 4506-4512. DOI: 10.1021/JA00718A002  0.35
1970 Maciel GE, McIver JW, Ostlund NS, Pople JA. Approximate self-consistent molecular orbital theory of nuclear spin coupling. IV. Vicinal proton-proton coupling constants in substituted ethanes and ethylenes and related compounds Journal of the American Chemical Society. 92: 4497-4506. DOI: 10.1021/JA00718A001  0.356
1970 Maciel GE, McIver JW, Ostlund NS, Pople JA. Approximate self-consistent molecular orbital theory of nuclear spin coupling. III. Geminal proton-proton coupling constants Journal of the American Chemical Society. 92: 4151-4157. DOI: 10.1021/JA00717A001  0.346
1970 Maciel GE, McIver JW, Ostlund NS, Pople JA. Approximate self-consistent molecular orbital theory of nuclear spin coupling. II. Fermi contact contributions to coupling between carbon and directly bonded atoms Journal of the American Chemical Society. 92: 11-18. DOI: 10.1021/JA00704A002  0.344
1970 Maciel GE, McIver JW, Ostlund NS, Pople JA. Approximate self-consistent molecular orbital theory of nuclear spin coupling. I. Directly bonded carbon-hydrogen coupling constants Journal of the American Chemical Society. 92: 1-11. DOI: 10.1021/JA00704A001  0.352
1970 ELLIS PD, MACIEL GE. ChemInform Abstract: FERMI-KONTAKT-BEITRAEGE ZUR SPIN-SPIN-KOPPLUNG ZWISCHEN DIREKT GEBUNDENEN KOHLENSTOFF- UND WASSERSTOFFATOMEN IN VERBINDUNGEN AUS KLEINEN RINGEN Chemischer Informationsdienst. Organische Chemie. 1: no-no. DOI: 10.1002/CHIN.197050159  0.545
1970 MACIEL GE, MCIVER JWJ, OSTLUND NS, POPLE JA. ChemInform Abstract: NAEHERUNGS-SCF-MO-THEORIE DER KERN-SPIN-KOPPLUNG 4. MITT. AETHANE, AETHYLENE UND VERWANDTE VERBINDUNGEN 5. MITT. BENZOLE Chemischer Informationsdienst. Organische Chemie. 1: no-no. DOI: 10.1002/CHIN.197043149  0.333
1969 Maciel GE, Ellis PD, Natterstad J, Savitsky GB. The effect of geometric isomerism on the carbon-13 chemical shift of diiodoethylene and related compounds Journal of Magnetic Resonance (1969). 1: 589-605. DOI: 10.1016/0022-2364(69)90044-4  0.477
1968 Savitsky GB, Ellis PD, Namikawa K, Maciel GE. Effect of cis–trans Isomerism on the Carbon‐13 Chemical Shifts of Some Unsymmetrically Substituted Ethylenes The Journal of Chemical Physics. 49: 2395-2404. DOI: 10.1063/1.1670412  0.52
1967 Maciel GE, Ellis PD, Hofer DC. Carbon-13 chemical shifts of the carbonyl group. V. Observation of a deuterium isotope effect using carbon-13 field-frequency lock The Journal of Physical Chemistry. 71: 2160-2164. DOI: 10.1021/J100866A029  0.527
1966 Maciel GE, Traficante DD. Carbon-13 Chemical Shifts of the Carbonyl Group. IV. Dilution Curves for Acetic Acid in Representative Solvents1-3 Journal of the American Chemical Society. 88: 220-223. DOI: 10.1021/JA00954A006  0.326
1966 Maciel GE, Hancock JK, Lafferty LF, Mueller PA, Musker WK. Lithium-7 Chemical Shifts of Lithium Perchlorate and Bromide in Various Solvents Inorganic Chemistry. 5: 554-557. DOI: 10.1021/Ic50038A013  0.308
1965 Maciel GE, Natterstad JJ. Carbon‐13 Chemical Shifts of the Carbonyl Group. III. Solvent Effects Journal of Chemical Physics. 42: 2752-2759. DOI: 10.1063/1.1703232  0.363
1965 Maciel GE. Carbon‐13 Chemical Shifts of the Carbonyl Group. II. A Correlation with CO Pi‐Bond Polarity The Journal of Chemical Physics. 42: 2746-2751. DOI: 10.1063/1.1703231  0.339
1965 Maciel GE, Natterstad JJ. Study of 13C Chemical Shifts in Substituted Benzenes Journal of Chemical Physics. 42: 2427-2435. DOI: 10.1063/1.1696311  0.351
1965 Maciel GE, Traficante DD. Application of Taft's Fluorine-19 Chemical Shift Correlations to the Study of Secondary Deuterium Isotope Effects1 Journal of the American Chemical Society. 87: 2508-2509. DOI: 10.1021/JA01089A047  0.301
1965 Maciel GE, Savitsky GB. Carbon-13 Magnetic Resonance Study of Some Saturated Heterocyclic Compounds1 The Journal of Physical Chemistry. 69: 3925-3929. DOI: 10.1021/J100895A048  0.34
1965 Maciel GE, Beatty DA. Carbon-13 Magnetic Resonance Study of Alkyl Cyanides, Isocyanides, Isocyanates, and Isothiocyanates The Journal of Physical Chemistry. 69: 3920-3924. DOI: 10.1021/J100895A047  0.343
1965 Maciel GE. Carbon-13 Chemical Shifts of Vinyl Carbons The Journal of Physical Chemistry. 69: 1947-1951. DOI: 10.1021/J100890A026  0.331
1965 Traficante DD, Maciel GE. Carbon-13 Magnetic Resonance Spectra of 1-Substituted 1-Hexynes The Journal of Physical Chemistry. 69: 1348-1351. DOI: 10.1021/J100888A041  0.365
1964 Maciel GE, James RV. Solvent Effects on the C13 Chemical Shift of the Substituted Carbon Atom of Phenol Journal of the American Chemical Society. 86: 3893-3894. DOI: 10.1021/Ja01072A073  0.355
1964 Nash CP, Maciel GE. Carbon-13 Nuclear Magnetic Resonance Spectra of Some Aromatic Amines and Imines The Journal of Physical Chemistry. 68: 832-836. DOI: 10.1021/J100786A022  0.384
1963 Maciel GE, Ruben GC. Solvent Effects on the C13 Chemical Shift of the Carbonyl Group of Acetone Journal of the American Chemical Society. 85: 3903-3904. DOI: 10.1021/Ja00906A049  0.336
1961 Hammes GG, Maciel GE, Waugh JS. THE CONFORMATION OF METAL-ADENOSINE TRIPHOSPHATE COMPLEXES IN SOLUTION Journal of the American Chemical Society. 83: 2394-2395. DOI: 10.1021/Ja01471A043  0.485
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