Patrick Thaddeus - Publications

Affiliations: 
1960-1986 Physics Columbia University, New York, NY 
 1986- Astronomy and Applied Physics Harvard University, Cambridge, MA, United States 
Area:
radio astronomy
Website:
http://astronomy.fas.harvard.edu/people/patrick-thaddeus

239 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
2018 Guélin M, Patel NA, Bremer M, Cernicharo J, Castro-Carrizo A, Pety J, Fonfría JP, Agúndez M, Santander-García M, Quintana-Lacaci G, Velilla Prieto L, Blundell R, Thaddeus P. IRC +10 216 in 3-D: morphology of a TP-AGB star envelope. Astronomy and Astrophysics. 610. PMID 29456257 DOI: 10.1051/0004-6361/201731619  0.391
2015 Cooksy AL, Gottlieb CA, Killian TC, Thaddeus P, Patel NA, Young KH, McCarthy MC. Vibrationally excited C4H Astrophysical Journal, Supplement Series. 216. DOI: 10.1088/0067-0049/216/2/30  0.348
2012 Spezzano S, Tamassia F, Thorwirth S, Thaddeus P, Gottlieb CA, McCarthy MC. A high-resolution isotopic study of the rotational spectrum of c-C 3H 2 Astrophysical Journal, Supplement Series. 200. DOI: 10.1088/0067-0049/200/1/1  0.494
2011 Halfen DT, Clouthier DJ, Ziurys LM, Lattanzi V, McCarthy MC, Thaddeus P, Thorwirth S. The pure rotational spectrum of HPS (X̃1A'): chemical bonding in second-row elements. The Journal of Chemical Physics. 134: 134302. PMID 21476750 DOI: 10.1063/1.3562374  0.492
2011 McCarthy MC, Gottlieb CA, Thaddeus P, Thorwirth S, Gauss J. Rotational spectra and equilibrium structures of H2SiS and Si2S. The Journal of Chemical Physics. 134: 034306. PMID 21261352 DOI: 10.1063/1.3510732  0.499
2011 Dame TM, Thaddeus P. A molecular spiral arm in the far outer galaxy Astrophysical Journal Letters. 734. DOI: 10.1088/2041-8205/734/1/L24  0.352
2011 Kokkin DL, Brünken S, Young KH, Patel NA, Gottlieb CA, Thaddeus P, McCarthy MC. The rotational spectra of 29SiC2 and 30SiC2 Astrophysical Journal, Supplement Series. 196. DOI: 10.1088/0067-0049/196/2/17  0.435
2011 Patel NA, Young KH, Gottlieb CA, Thaddeus P, Wilson RW, Menten KM, Reid M, McCarthy MC, Cernicharo J, He J, Brünken S, Trung DV, Keto E. An interferometric spectral-line survey of IRC+10216 in the 345GHz band Astrophysical Journal, Supplement Series. 193. DOI: 10.1088/0067-0049/193/1/17  0.521
2011 Lattanzi V, Gottlieb CA, Thaddeus P, Thorwirth S, McCarthy MC. The rotational spectrum of protonated sulfur dioxide, HOSO+ Astronomy and Astrophysics. 533. DOI: 10.1051/0004-6361/201117753  0.52
2010 Lattanzi V, Thaddeus P, McCarthy MC, Thorwirth S. Laboratory detection of protonated SO2 in two isomeric forms. The Journal of Chemical Physics. 133: 194305. PMID 21090860 DOI: 10.1063/1.3491510  0.505
2010 Lattanzi V, Thorwirth S, Halfen DT, Mück LA, Ziurys LM, Thaddeus P, Gauss J, McCarthy MC. Bonding in the heavy analogue of hydrogen cyanide: the curious case of bridged HPSi. Angewandte Chemie (International Ed. in English). 49: 5661-4. PMID 20818754 DOI: 10.1002/Anie.201001938  0.489
2010 Gottlieb CA, McCarthy MC, Thaddeus P. Vibrationally excited C6H Astrophysical Journal, Supplement Series. 189: 261-269. DOI: 10.1088/0067-0049/189/2/261  0.528
2010 Lattanzi V, Gottlieb CA, Thaddeus P, Thorwirth S, McCarthy MC. The rotational spectrum of the NCO- anion Astrophysical Journal. 720: 1717-1720. DOI: 10.1088/0004-637X/720/2/1717  0.56
2010 Agúndez M, Cernicharo J, Guélin M, Kahane C, Roueff E, Kłos J, Aoiz FJ, Lique F, Marcelino N, Goicoechea JR, González García M, Gottlieb CA, McCarthy MC, Thaddeus P. Astronomical identification of CN-, the smallest observed molecular anion * ** Astronomy and Astrophysics. 517. DOI: 10.1051/0004-6361/201015186  0.532
2010 Marcelino N, Brünken S, Cernicharo J, Quan D, Roueff E, Herbst E, Thaddeus P. The puzzling behavior of HNCO isomers in molecular clouds Astronomy and Astrophysics. 516. DOI: 10.1051/0004-6361/200913806  0.372
2010 McCarthy MC, Thaddeus P. High-resolution rotational spectroscopy of NNOH+, DCS +, Ar ⋯ D3 +, Ar ⋯ DCO +, and Ar ⋯ HN2 + Journal of Molecular Spectroscopy. 263: 71-77. DOI: 10.1016/J.Jms.2010.06.006  0.484
2010 Lattanzi V, Thorwirth S, Halfen D, Mück L, Ziurys L, Thaddeus P, Gauss J, McCarthy M. Die Bindungsverhältnisse in schweren Analoga des Cyanwasserstoffs: der merkwürdige Fall des HPSi Angewandte Chemie. 122: 5795-5798. DOI: 10.1002/Ange.201001938  0.329
2009 Mladenovi? M, Lewerenz M, McCarthy MC, Thaddeus P. Isofulminic acid, HONC: Ab initio theory and microwave spectroscopy. The Journal of Chemical Physics. 131: 174308. PMID 19895013 DOI: 10.1063/1.3257680  0.518
2009 McCarthy MC, Thaddeus P, Wilke JJ, Schaefer HF. A laboratory and theoretical study of protonated carbon disulfide, HSCS+. The Journal of Chemical Physics. 130: 234304. PMID 19548724 DOI: 10.1063/1.3137057  0.531
2009 Brünken S, Yu Z, Gottlieb CA, McCarthy MC, Thaddeus P. LABORATORY DETECTION OF THIOCYANIC ACID HSCN The Astrophysical Journal. 706: 1588-1593. DOI: 10.1088/0004-637X/706/2/1588  0.526
2009 Halfen DT, Ziurys LM, Brünken S, Gottlieb CA, McCarthy MC, Thaddeus P. Detection of a new interstellar molecule: Thiocyanic acid HSCN Astrophysical Journal. 702: L124-L127. DOI: 10.1088/0004-637X/702/2/L124  0.53
2009 Brünken S, Gottlieb CA, McCarthy MC, Thaddeus P. Laboratory detection of HOCN and tentative identification in SgrB2 Astrophysical Journal. 697: 880-885. DOI: 10.1088/0004-637X/697/1/880  0.528
2009 Patel NA, Young KH, Brünken S, Wilson RW, Thaddeus P, Menten KM, Reid M, McCarthy MC, Trung DV, Gottlieb CA, Hedden A. Submillimeter narrow emission lines from the inner envelope of IRC+10216 Astrophysical Journal. 692: 1205-1210. DOI: 10.1088/0004-637X/692/2/1205  0.488
2009 Gupta H, Gottlieb CA, McCarthy MC, Thaddeus P. A survey of C4H, C6H, and C6H- with the Green Bank Telescope Astrophysical Journal. 691: 1494-1500. DOI: 10.1088/0004-637X/691/2/1494  0.472
2009 Patel NA, Young KH, Brünken S, Menten KM, Thaddeus P, Wilson RW. Detection of vibrationally excited co in IRC+10216 Astrophysical Journal. 691: L55-L58. DOI: 10.1088/0004-637X/691/1/L55  0.401
2008 McCarthy MC, Tamassia F, Woon DE, Thaddeus P. A laboratory and theoretical study of silicon hydroxide SiOH. The Journal of Chemical Physics. 129: 184301. PMID 19045397 DOI: 10.1063/1.3002914  0.515
2008 Thorwirth S, Gauss J, McCarthy MC, Shindo F, Thaddeus P. Rotational spectrum and equilibrium structure of silanethione, H2Si=S. Chemical Communications (Cambridge, England). 5292-4. PMID 18985187 DOI: 10.1039/B814558J  0.488
2008 McCarthy MC, Thaddeus P. High-resolution rotational spectroscopy of the carbon chain anions C3N-, C4H-, and C4D(-). The Journal of Chemical Physics. 129: 054314. PMID 18698907 DOI: 10.1063/1.2960626  0.494
2008 Cernicharo J, Guélin M, Agúndez M, McCarthy MC, Thaddeus P. Detection of C5n- and vibrationally excited C 6h in IRC +10216 Astrophysical Journal. 688: L83-L86. DOI: 10.1086/595583  0.517
2008 Dame TM, Thaddeus P. A new spiral arm of the galaxy: The far 3 kpc arm Astrophysical Journal. 683: L143-L146. DOI: 10.1086/591669  0.356
2008 Thaddeus P, Gottlieb CA, Gupta H, Brü̈nken S, McCarthy MC, Agúndez M, Guélin M, Cernicharo J. Laboratory and astronomical detection of the negative molecular ion C 3N- Astrophysical Journal. 677: 1132-1139. DOI: 10.1086/528947  0.544
2008 Brünken S, Müller HSP, Menten KM, McCarthy MC, Thaddeus P. The rotational spectrum of TiO2 Astrophysical Journal. 676: 1367-1371. DOI: 10.1086/528934  0.491
2008 Digel S, Thaddeus P, Geus Ed. Properties of molecular clouds in the extreme outer Galaxy Back to the Galaxy. 278: 477-480. DOI: 10.1063/1.43973  0.328
2008 Agúndez M, Cernicharo J, Guélin M, Gerin M, McCarthy MC, Thaddeus P. Search for anions in molecular sources: C4H- detection in L1527 Astronomy and Astrophysics. 478: L19-L22. DOI: 10.1051/0004-6361:20078985  0.466
2007 McCarthy MC, Thaddeus P. Laboratory detection of the elusive HSCO+ isomer. The Journal of Chemical Physics. 127: 221104. PMID 18081381 DOI: 10.1063/1.2822042  0.559
2007 Killian TC, Gottlieb CA, Thaddeus P. Rotational spectra of vibrationally excited CCH and CCD. The Journal of Chemical Physics. 127: 114320. PMID 17887850 DOI: 10.1063/1.2768927  0.39
2007 Yu Z, Higgins KJ, Klemperer W, McCarthy MC, Thaddeus P, Liao K, Jäger W. Rotational spectra of the van der Waals complexes of molecular hydrogen and OCS. The Journal of Chemical Physics. 127: 054305. PMID 17688338 DOI: 10.1063/1.2756534  0.499
2007 Gottlieb CA, Brünken S, McCarthy MC, Thaddeus P. The rotational spectrum of CN-. The Journal of Chemical Physics. 126: 191101. PMID 17523781 DOI: 10.1063/1.2737442  0.563
2007 Müller HS, McCarthy MC, Bizzocchi L, Gupta H, Esser S, Lichau H, Caris M, Lewen F, Hahn J, Degli Esposti C, Schlemmer S, Thaddeus P. Rotational spectroscopy of the isotopic species of silicon monosulfide, SiS. Physical Chemistry Chemical Physics : Pccp. 9: 1579-86. PMID 17429551 DOI: 10.1039/B618799D  0.482
2007 Kentarou K, Fujimori R, Aimi S, Takano S, Okabayashi EY, Gupta H, BrÜnken S, Gottlieb CA, McCarthy MC, Thaddeus P. Observation of C$_8$H$^-$ toward IRC +10216 Publications of the Astronomical Society of Japan. 59: L47-L50. DOI: 10.1093/Pasj/59.5.L47  0.418
2007 Brünken S, Gupta H, Gottlieb CA, McCarthy MC, Thaddeus P. Detection of the carbon chain negative ion C8H- in TMC-1 Astrophysical Journal. 664: L43-L46. DOI: 10.1086/520703  0.478
2007 Thorwirth S, Theulé P, Gottlieb CA, McCarthy MC, Thaddeus P. Rotational spectra of small PAHs: Acenaphthene, acenaphthylene, azulene, and fluorene Astrophysical Journal. 662: 1309-1314. DOI: 10.1086/518026  0.561
2007 Gupta H, Brünken S, Tamassia F, Gottlieb CA, McCarthy MC, Thaddeus P. Rotational spectra of the carbon chain negative ions C4H - and C8H- Astrophysical Journal. 655: L57-L60. DOI: 10.1086/511766  0.528
2007 Cernicharo J, Guélin M, Agúndez M, Kawaguchi K, McCarthy M, Thaddeus P. Astronomical detection of C4H-, the second interstellar anion Astronomy and Astrophysics. 467: L37-L40. DOI: 10.1051/0004-6361:20077415  0.473
2007 Brünken S, Gottlieb CA, Gupta H, McCarthy MC, Thaddeus P. Laboratory detection of the negative molecular ion CCH- Astronomy and Astrophysics. 464: L33-L36. DOI: 10.1051/0004-6361:20066964  0.535
2006 McCarthy MC, Mohamed S, Brown JM, Thaddeus P. Detection of low-frequency lambda-doublet transitions of the free 12CH and 13CH radicals. Proceedings of the National Academy of Sciences of the United States of America. 103: 12263-8. PMID 16894169 DOI: 10.1073/pnas.0601746103  0.404
2006 McCarthy MC, Yu Z, Sari L, Schaefer HF, Thaddeus P. Monobridged Si2H4. The Journal of Chemical Physics. 124: 74303. PMID 16497032 DOI: 10.1063/1.2168150  0.413
2006 McCarthy MC, Gottlieb CA, Gupta H, Thaddeus P. Laboratory and astronomical identification of the negative molecular ion C6H- Astrophysical Journal. 652: L141-L144. DOI: 10.1086/510238  0.525
2006 Brünken S, McCarthy MC, Thaddeus P, Godfrey PD, Brown RD. Improved line frequencies for the nucleic acid base uracil for a radioastronomical search Astronomy and Astrophysics. 459: 317-320. DOI: 10.1051/0004-6361:20065777  0.518
2006 Thorwirth S, Theulé P, Gottlieb CA, Müller HSP, McCarthy MC, Thaddeus P. Rotational spectroscopy of S2O: Vibrational satellites, 33S isotopomers, and the sub-millimeter-wave spectrum Journal of Molecular Structure. 795: 219-229. DOI: 10.1016/J.Molstruc.2006.02.055  0.514
2005 Mohamed S, McCarthy MC, Cooksy AL, Hinton C, Thaddeus P. Rotational spectra of the carbon-chain radicals HC5O, HC6O, and HC7O. The Journal of Chemical Physics. 123: 234301. PMID 16392914 DOI: 10.1063/1.2126970  0.508
2005 Yu Z, Higgins KJ, Klemperer W, McCarthy MC, Thaddeus P. Nuclear hyperfine interaction of rotating hydrogen: a spectroscopic investigation of hydrogen-OCS van der Waals complexes. The Journal of Chemical Physics. 123: 221106. PMID 16375463 DOI: 10.1063/1.2147306  0.468
2005 Sanz ME, Mccarthy MC, Thaddeus P. Vibrational excitation and relaxation of five polyatomic molecules in an electrical discharge. The Journal of Chemical Physics. 122: 194319. PMID 16161585 DOI: 10.1063/1.1869988  0.472
2005 Thorwirth S, McCarthy MC, Gottlieb CA, Thaddeus P, Gupta H, Stanton JF. Rotational spectroscopy and equilibrium structures of S3 and S4. The Journal of Chemical Physics. 123: 054326. PMID 16108658 DOI: 10.1063/1.1942495  0.506
2005 Thorwirth S, McCarthy MC, Dudek JB, Thaddeus P. Fourier transform microwave spectroscopy of vinyldiacetylene, vinyltriacetylene, and vinylcyanodiacetylene. The Journal of Chemical Physics. 122: 184308. PMID 15918705 DOI: 10.1063/1.1893920  0.544
2005 McCarthy MC, Thaddeus P. Rotational spectrum and carbon-13 hyperfine structure of the C3H, C5H, C6H, and C7H radicals. The Journal of Chemical Physics. 122: 174308. PMID 15910033 DOI: 10.1063/1.1867356  0.415
2005 Stanton JF, Dudek J, Theulé P, Gupta H, McCarthy MC, Thaddeus P. Laser spectroscopy of Si3C. The Journal of Chemical Physics. 122: 124314. PMID 15836385 DOI: 10.1063/1.1869981  0.474
2005 Gottlieb CA, Thorwirth S, Mccarthy MC, Thaddeus P. The radio spectra of S3 and S4 Astrophysical Journal. 619: 939-944. DOI: 10.1086/426711  0.503
2005 Grabow JU, Palmer ES, McCarthy MC, Thaddeus P. Supersonic-jet cryogenic-resonator coaxially oriented beam-resonator arrangement Fourier transform microwave spectrometer Review of Scientific Instruments. 76. DOI: 10.1063/1.2039347  0.618
2005 Wilson BA, Dame TM, Masheder MRW, Thaddeus P. A uniform CO survey of the molecular clouds in Orion and Monoceros Astronomy and Astrophysics. 430: 523-539. DOI: 10.1051/0004-6361:20035943  0.335
2005 Thorwirth S, Theulé P, Gottlieb CA, McCarthy MC, Thaddeus P. Rotational spectroscopy of PAHs: Acenaphthene, acenaphthylene and fluorene Proceedings of the International Astronomical Union. 1: 455-456. DOI: 10.1017/S1743921306007460  0.535
2005 McCarthy MC, Thaddeus P. The rotational spectrum of HC8N, a linear molecule with a triplet ground state Journal of Molecular Spectroscopy. 232: 351-357. DOI: 10.1016/J.Jms.2005.05.001  0.522
2004 McCarthy MC, Thorwirth S, Gottlieb CA, Thaddeus P. Tetrasulfur, S4: rotational spectrum, interchange tunneling, and geometrical structure. The Journal of Chemical Physics. 121: 632-5. PMID 15260588 DOI: 10.1063/1.1769372  0.513
2004 McCarthy MC, Thorwirth S, Gottlieb CA, Thaddeus P. The rotational spectrum and geometrical structure of thiozone, S3. Journal of the American Chemical Society. 126: 4096-7. PMID 15053585 DOI: 10.1021/Ja049645F  0.495
2004 Guélin M, Muller S, Cernicharo J, McCarthy MC, Thaddeus P. Detection of the SiNC radical in IRC+10216 Astronomy and Astrophysics. 426: L49-L52. DOI: 10.1051/0004-6361:200400074  0.539
2004 Kukolich SG, McCarthy MC, Thaddeus P. Molecular Structure of o-Benzyne from Microwave Measurements Journal of Physical Chemistry A. 108: 2645-2651. DOI: 10.1021/Jp031344P  0.455
2004 Thorwirth S, McCarthy MC, Dudek JB, Thaddeus P. High resolution microwave spectroscopy of the isomeric pair vinylcyanoacetylene and cyanovinylacetylene Journal of Molecular Spectroscopy. 225: 93-95. DOI: 10.1016/J.Jms.2004.01.007  0.518
2003 Sari L, McCarthy MC, Schaefer HF, Thaddeus P. Mono- and dibridged isomers of Si2H3 and Si2H4: the true ground state global minima. Theory and experiment in concert. Journal of the American Chemical Society. 125: 11409-17. PMID 16220964 DOI: 10.1021/Ja0300923  0.45
2003 McCarthy MC, Thaddeus P. Rotational spectrum and structure of Si3. Physical Review Letters. 90: 213003. PMID 12786553  0.358
2003 McMahon RJ, McCarthy MC, Gottlieb CA, Dudek JB, Stanton JF, Thaddeus P. The radio spectrum of the phenyl radical Astrophysical Journal. 590: L61-L64. DOI: 10.1086/376587  0.542
2003 McCarthy MC, Thaddeus P. The radio spectrum of Si3 Astrophysical Journal. 592: L91-L93. DOI: 10.1086/375728  0.316
2003 Gottlieb CA, Myers PC, Thaddeus P. Precise millimeter-wave laboratory frequencies for CS and C34S Astrophysical Journal. 588: 655-661. DOI: 10.1086/368378  0.369
2003 Magnani L, Chastain RJ, Kim HC, Hartmann D, Truong AT, Thaddeus P. CH, CO, and E(B-V) as molecular gas tracers in a translucent cloud Astrophysical Journal. 586: 1111-1119. DOI: 10.1086/367883  0.604
2003 McCarthy MC, Cooksy AL, Mohamed S, Gordon VD, Thaddeus P. Rotational spectra of the nitrogen-sulfur carbon chains NCnS, n = 1-7 Astrophysical Journal, Supplement Series. 144: 287-297. DOI: 10.1086/344727  0.526
2003 McCarthy MC, Gottlieb CA, Thaddeus P. Silicon molecules in space and in the laboratory Molecular Physics. 101: 697-704. DOI: 10.1080/0026897021000035197  0.474
2003 Sanz ME, McCarthy MC, Thaddeus P. Rotational transitions of SO, SiO, and SiS excited by a discharge in a supersonic molecular beam: Vibrational temperatures, Dunham coefficients, Born-Oppenheimer breakdown, and hyperfine structure Journal of Chemical Physics. 119: 11715-11727. DOI: 10.1063/1.1612481  0.482
2003 Kukolich SG, Tanjaroon C, McCarthy MC, Thaddeus P. Microwave spectrum of o-benzyne produced in a discharge nozzle Journal of Chemical Physics. 119: 4353-4359. DOI: 10.1063/1.1593015  0.458
2003 McCarthy MC, Fuchs GW, Kucera J, Winnewisser G, Thaddeus P. Rotational spectra of C4N, C6N, and the isotopic species of C3N Journal of Chemical Physics. 118: 3549-3557. DOI: 10.1063/1.1534104  0.545
2003 McCarthy MC, Thaddeus P. Geometrical structure of monobridged disilyene Si(H)SiH Journal of Molecular Spectroscopy. 222: 248-254. DOI: 10.1016/S0022-2852(03)00231-5  0.454
2002 Eugenia Sanz M, McCarthy MC, Thaddeus P. Laboratory detection of HSiCN and HSiNC Astrophysical Journal. 577: L71-L74. DOI: 10.1086/344083  0.533
2002 McCarthy MC, Thaddeus P. Laboratory detection of a bent-chain carbene isomer of C6H 2 Astrophysical Journal. 569: L55-L58. DOI: 10.1086/340422  0.554
2002 Gordon VD, McCarthy MC, Apponi AJ, Thaddeus P. Rotational spectra of sulfur-carbon chains. II. HC5S, HC 6S, HC7S, and HC8S, and H2C 4S, H2C5S, H2C6S, and H2C7S Astrophysical Journal, Supplement Series. 138: 297-303. DOI: 10.1086/324264  0.511
2002 Botschwina P, Sanz ME, McCarthy MC, Thaddeus P. Ab initio theory and rotational spectra of linear carbon chains SiCnS Journal of Chemical Physics. 116: 10719-10729. DOI: 10.1063/1.1473807  0.537
2002 McCarthy MC, Thaddeus P. Carbon-13 isotopic species of H2C3, H2C4, and H2C5: High-resolution rotational spectra Journal of Molecular Spectroscopy. 211: 235-240. DOI: 10.1006/Jmsp.2001.8468  0.493
2002 McCarthy MC, Thaddeus P. The rotational spectra of H2CCSi and H2C4Si Journal of Molecular Spectroscopy. 211: 228-234. DOI: 10.1006/Jmsp.2001.8467  0.518
2001 Thaddeus P, McCarthy MC. Carbon chains and rings in the laboratory and in space. Spectrochimica Acta. Part a, Molecular and Biomolecular Spectroscopy. 57: 757-74. PMID 11345252 DOI: 10.1016/S1386-1425(00)00442-X  0.534
2001 Digel SW, Grenier IA, Hunter SD, Dame TM, Thaddeus P. EGRET observations of Monoceros: Diffuse gamma-ray emission in the outer galaxy Astrophysical Journal. 555: 12-22. DOI: 10.1086/321446  0.328
2001 Gordon VD, McCarthy MC, Apponi AJ, Thaddeus P. Rotational spectra of sulfur-carbon chains. I. The radicals C4S, C5S, C6S, C7S, C8S, and C9S Astrophysical Journal, Supplement Series. 134: 311-317. DOI: 10.1086/320853  0.366
2001 Apponi AJ, Sanz ME, Gottlieb CA, McCarthy MC, Thaddeus P. The cyclic C5H radical Astrophysical Journal. 547: L65-L68. DOI: 10.1086/318887  0.429
2001 Dame TM, Hartmann D, Thaddeus P. The milky way in molecular clouds: A new complete CO survey Astrophysical Journal. 547: 792-813. DOI: 10.1086/318388  0.368
2001 McCarthy MC, Apponi AJ, Gottlieb CA, Thaddeus P. Rotational spectra of SiCN, SiNC, and the SiCnH (n=2, 4-6) radicals Journal of Chemical Physics. 115: 870-877. DOI: 10.1063/1.1370068  0.551
2001 McCarthy MC, Thaddeus P. Microwave and laser spectroscopy of carbon chains and rings Chemical Society Reviews. 30: 177-185. DOI: 10.1039/B006648F  0.505
2000 McCarthy MC, Levine ES, Apponi AJ, Thaddeus P. Experimental Structures of the Carbon Chains HC(7)N, HC(9)N, and HC(11)N by Isotopic Substitution. Journal of Molecular Spectroscopy. 203: 75-81. PMID 10930334 DOI: 10.1006/Jmsp.2000.8149  0.628
2000 Apponi AJ, McCarthy MC, Gottlieb CA, Thaddeus P. The Radio Spectra of SiCCH, SiCN, and SiNC. The Astrophysical Journal. 536: L55-L58. PMID 10849419 DOI: 10.1086/312719  0.555
2000 Ball CD, McCarthy MC, Thaddeus P. Laboratory Detection of a Molecular Band at lambda4429. The Astrophysical Journal. 529: L61-L64. PMID 10615037 DOI: 10.1086/312449  0.506
2000 McCarthy MC, Chen W, Travers MJ, Thaddeus P. Microwave spectra of 11 polyyne carbon chains Astrophysical Journal, Supplement Series. 129: 611-623. DOI: 10.1086/313428  0.526
2000 Gordon VD, McCarthy MC, Apponi AJ, Thaddeus P. Laboratory detection of HC6N, a carbon chain with a triplet electronic ground state Astrophysical Journal. 540: 286-291. DOI: 10.1086/309321  0.455
2000 McCarthy MC, Apponi AJ, Gottlieb CA, Thaddeus P. Laboratory detection of five new linear silicon carbides: SiC3, SiC5, SiC6, SiC7, and SiC8 Astrophysical Journal. 538: 766-772. DOI: 10.1086/309177  0.412
2000 Ungerechts H, Umbanhowar P, Thaddeus P. A CO survey of giant molecular clouds near Cassiopeia A and NGC 7538 Astrophysical Journal. 537: 221-235. DOI: 10.1086/308992  0.365
2000 Apponi AJ, McCarthy MC, Gottlieb CA, Thaddeus P. Laboratory detection of four new cumulene carbenes: H2C7, H2C8, H2C9, and D2C10 Astrophysical Journal. 530: 357-361. DOI: 10.1086/308353  0.416
2000 Gottlieb CA, Apponi AJ, McCarthy MC, Thaddeus P, Linnartz H. Rotational spectra of the HCCCNH+, NCCNH+, and CH3CNH+ ions Journal of Chemical Physics. 113: 1910-1915. DOI: 10.1063/1.481994  0.476
2000 Ball CD, McCarthy MC, Thaddeus P. Cavity ringdown spectroscopy of the linear carbon chains HC7H, HC9H, HC11H, and HC13H Journal of Chemical Physics. 112: 10149-10155. DOI: 10.1063/1.481655  0.477
2000 Gordon VD, Nathan ES, Apponi AJ, McCarthy MC, Thaddeus P, Botschwina P. Structures of the linear silicon carbides SiC4 and SiC6: Isotopic substitution and ab initio theory Journal of Chemical Physics. 113: 5311-5320. DOI: 10.1063/1.1290126  0.502
2000 Magnani L, Hartmann D, Holcomb SL, Smith LE, Thaddeus P. A survey of high-latitude molecular gas in the southern Galactic hemisphere Astrophysical Journal. 535: 167-175.  0.481
1999 Linnartz H, Motylewski T, Vaizert O, Maier JP, Apponi AJ, McCarthy MC, Gottlieb CA, Thaddeus P. Electronic Ground and Excited State Spectroscopy of C(6)H and C(6)D. Journal of Molecular Spectroscopy. 197: 1-11. PMID 10438635 DOI: 10.1006/Jmsp.1999.7885  0.398
1999 Chen W, McCarthy MC, Novick SE, Thaddeus P. Microwave Spectra of the Methylpolyynes CH(3)(C&tbond;C)(6)H and CH(3)(C&tbond;C)(7)H. Journal of Molecular Spectroscopy. 196: 335-337. PMID 10409464 DOI: 10.1006/Jmsp.1999.7857  0.505
1999 Ball CD, McCarthy MC, Thaddeus P. Laser spectroscopy of the carbon chains HC7H and HC9H Astrophysical Journal. 523: L89-L91. DOI: 10.1086/312255  0.467
1999 Apponi AJ, McCarthy MC, Gottlieb CA, Thaddeus P. Astronomical detection of rhomboidal SiC3 Astrophysical Journal. 516: L103-L106. DOI: 10.1086/311998  0.367
1999 McCarthy MC, Chen W, Apponi AJ, Gottlieb CA, Thaddeus P. Hyperfine structure of the C5H, C6H, and C8H radicals Astrophysical Journal. 520: 158-161. DOI: 10.1086/307434  0.397
1999 Bell MB, Feldman PA, Watson JKG, McCarthy MC, Travers MJ, Gottlieb CA, Thaddeus P. Observations of long CnH molecules in the dust cloud TMC-1 Astrophysical Journal. 518: 740-747. DOI: 10.1086/307303  0.416
1999 McCarthy MC, Grabow JU, Travers MJ, Chen W, Gottlieb CA, Thaddeus P. Laboratory detection of the ring-chain carbenes HC4N and HC6N Astrophysical Journal. 513: 305-310. DOI: 10.1086/306851  0.634
1999 McCarthy MC, Apponi AJ, Thaddeus P. A second rhomboidal isomer of SiC3 Journal of Chemical Physics. 111: 7175-7178. DOI: 10.1063/1.480044  0.432
1999 McCarthy MC, Apponi AJ, Gordon VD, Gottlieb CA, Thaddeus P, Crawford TD, Stanton JF. Rotational spectrum and theoretical structure of the carbene HC4N Journal of Chemical Physics. 111: 6750-6754. DOI: 10.1063/1.479971  0.433
1999 Apponi AJ, McCarthy MC, Gottlieb CA, Thaddeus P. The rotational spectrum of rhomboidal SiC3 Journal of Chemical Physics. 111: 3911-3918. DOI: 10.1063/1.479694  0.431
1999 McCarthy MC, Apponi AJ, Gordon VD, Gottlieb CA, Thaddeus P, Crawford TD, Stanton JF. Rotational spectrum and theoretical structure of the carbene HC4N Journal of Chemical Physics. 111: 6750-6754.  0.404
1998 Travers MJ, Chen W, Grabow J, McCarthy MC, Thaddeus P. Microwave Spectra of the Methylpolyynes CH3(C identical withC)4H and CH3(C identical withC)5H. Journal of Molecular Spectroscopy. 192: 12-16. PMID 9770382  0.305
1998 Chen W, Grabow J, Travers MJ, Munrow MR, Novick SE, McCarthy MC, Thaddeus P. Microwave Spectra of the Methylcyanopolyynes CH3(C&tbond;C)nCN, n = 2, 3, 4, 5. Journal of Molecular Spectroscopy. 192: 1-11. PMID 9770381 DOI: 10.1006/Jmsp.1998.7665  0.48
1998 Gottlieb CA, McCarthy MC, Gordon VD, Chakan JM, Apponi AJ, Thaddeus P. Laboratory detection of two new C5H2 isomers Astrophysical Journal. 509: L141-L144. DOI: 10.1086/311777  0.517
1998 McCarthy MC, Travers MJ, Chen W, Gottlieb CA, Thaddeus P. Laboratory detection of the carbon ring chain C9H2 Astrophysical Journal. 498: L89-L92. DOI: 10.1086/311302  0.411
1998 Mccarthy MC, Grabow JU, Travers MJ, Chen W, Gottlieb CA, Thaddeus P. Laboratory detection of the carbon chains HC15N and HC17N Astrophysical Journal. 494: L231-L234. DOI: 10.1086/311188  0.651
1998 Magnani L, Onello JS, Adams NG, Hartmann D, Thaddeus P. The variation of the CO to H2 conversion factor in two translucent clouds Astrophysical Journal. 504: 290-299. DOI: 10.1086/306062  0.62
1998 Hartmann D, Magnani L, Thaddeus P. A survey of high-latitude molecular gas in the northern galactic hemisphere Astrophysical Journal. 492: 205-212. DOI: 10.1086/305019  0.58
1998 Chen W, Novick SE, McCarthy MC, Thaddeus P. Microwave spectroscopy of the 2,4-pentadiynyl radical: H2C-C≡C-C≡CH Journal of Chemical Physics. 109: 10190-10194. DOI: 10.1063/1.477712  0.525
1998 Gottlieb CA, McCarthy MC, Travers MJ, Grabow JU, Thaddeus P. Rotational spectra of the carbon chain free radicals C10H, C12H, C13H, and C14H Journal of Chemical Physics. 109: 5433-5438. DOI: 10.1063/1.477161  0.639
1998 Botschwina P, Heyl A, Chen W, McCarthy MC, Grabow JU, Travers MJ, Thaddeus P. The isocyanopolyynes HC4NC and HC6NC: Microwave spectra and ab initio calculations Journal of Chemical Physics. 109: 3108-3115. DOI: 10.1063/1.476515  0.656
1998 Thaddeus P, McCarthy MC, Travers MJ, Gottlieb CA, Chen W. New carbon chains in the laboratory and in interstellar space Faraday Discussions. 109: 121-135. DOI: 10.1039/A800286J  0.536
1998 Travers MJ, Chen W, Grabow JU, McCarthy MC, Thaddeus P. Microwave spectra of the methylpolyynes CH3(C≡C)4H and CH3(C≡C)5H Journal of Molecular Spectroscopy. 192: 12-16.  0.511
1998 Chen W, Grabow JU, Travers MJ, Munrow MR, Novick SE, McCarthy MC, Thaddeus P. Microwave spectra of the methylcyanopolyynes CH3(C≡C)nCN, n = 2, 3, 4, 5 Journal of Molecular Spectroscopy. 192: 1-11.  0.58
1997 Langer WD, Velusamy T, Kuiper TB, Peng R, McCarthy MC, Travers MJ, Kovacs A, Gottlieb CA, Thaddeus P. First astronomical detection of the cumulene carbon chain molecule H2C6 in TMC-1. The Astrophysical Journal. 480: L63-6. PMID 11541460 DOI: 10.1086/310622  0.517
1997 McCarthy MC, Travers MJ, Kovacs A, Chen W, Novick SE, Gottlieb CA, Thaddeus P. Detection and Characterization of the Cumulene Carbenes H2C5 and H2C6 Science (New York, N.Y.). 275: 518-20. PMID 8999793 DOI: 10.1126/Science.275.5299.518  0.53
1997 Mccarthy MC, Travers MJ, Kovács A, Gottlieb CA, Thaddeus P. Eight new carbon chain molecules Astrophysical Journal, Supplement Series. 113: 105-120. DOI: 10.1086/313050  0.514
1997 McCarthy MC, Travers MJ, Gottlieb CA, Thaddeus P. Laboratory Detection of the Ring-Chain Molecule C[TINF]7[/TINF]H[TINF]2[/TINF] The Astrophysical Journal. 483: L139-L142. DOI: 10.1086/310748  0.331
1997 Travers MJ, McCarthy MC, Gottlieb CA, Thaddeus P. Laboratory Detection of the Ring-Chain Molecule C[TINF]5[/TINF]H[TINF]2[/TINF] The Astrophysical Journal. 483: L135-L138. DOI: 10.1086/310744  0.577
1997 Bell MB, Feldman PA, Travers MJ, McCarthy MC, Gottlieb CA, Thaddeus P. Detection of HC[TINF]11[/TINF]N in the Cold Dust Cloud TMC-1 The Astrophysical Journal. 483: L61-L64. DOI: 10.1086/310732  0.527
1997 Hunter SD, Bertsch DL, Catelli JR, Dame TM, Digel SW, Dingus BL, Esposito JA, Fichtel CE, Hartman RC, Kanbach G, Kniffen DA, Lin YC, Mayer-Hasselwander HA, Michelson PF, Von Montigny C, ... ... Thaddeus P, et al. Egret observations of the diffuse Gamma-Ray emission from the galactic plane Astrophysical Journal. 481: 205-240. DOI: 10.1086/304012  0.354
1997 Remy GP, Grenier IA, Duvert G, Thaddeus P. The Cepheus molecular cloud Astronomy and Astrophysics Supplement Series. 125: 303-312. DOI: 10.1051/Aas:1997372  0.362
1997 Bitran M, Alvarez H, Bronfman L, May J, Thaddeus P. A large scale CO survey of the Galactic center region Astronomy and Astrophysics Supplement Series. 125: 99-138. DOI: 10.1051/Aas:1997214  0.358
1997 McCarthy MC, Travers MJ, Kalmus P, Gottlieb CA, Thaddeus P. Microwave spectroscopy of the carbon chain radical C11H Chemical Physics Letters. 264: 252-256. DOI: 10.1016/S0009-2614(96)01242-0  0.44
1997 Melnick GJ, Dalgarno A, Erickson NR, Fazio GG, Goldsmith PF, Harwit M, Hollenbach DJ, Koch DG, Neufeld DA, Schieder R, Snell RL, Stauffer JR, Thaddeus P, Tolls V, Winnewisser GF. The submillimeter wave astronomy satellite: Science objectives and instrument description European Space Agency, (Special Publication) Esa Sp. 189-194.  0.373
1996 Travers MJ, McCarthy MC, Kalmus P, Gottlieb CA, Thaddeus P. Laboratory detection of the cyanopolyyne HC13N Astrophysical Journal. 472: L61-L62. DOI: 10.1086/310359  0.406
1996 Loinard L, Dame TM, Koper E, Lequeux J, Thaddeus P, Young JS. Molecular spiral arms in M31 Astrophysical Journal. 469: L101-L104. DOI: 10.1086/310268  0.353
1996 Travers MJ, McCarthy MC, Kalmus P, Gottlieb CA, Thaddeus P. Laboratory detection of the linear cyanopolyyne HC11 N Astrophysical Journal. 469: L65-L68. DOI: 10.1086/310254  0.432
1996 Mccarthy MC, Travers MJ, Kalmus P, Gottlieb CA, Thaddeus P. Laboratory detection of the C9H radical Astrophysical Journal. 467: L125-L127. DOI: 10.1086/310208  0.438
1996 Travers MJ, McCarthy MC, Gottlieb CA, Thaddeus P. Laboratory detection of the C7H radical Astrophysical Journal. 465: L77-L80. DOI: 10.1086/310135  0.425
1996 Chen W, Novick SE, McCarthy MC, Travers MJ, Gottlieb CA, Cooksy AL, Thaddeus P. Laboratory measurement of the hyperfine structure of HCCCO Astrophysical Journal. 462: 561-562. DOI: 10.1086/177172  0.386
1996 Melnick G, Dalgarno A, Erickson N, Fazio G, Goldsmith P, Harwit M, Hollenbach D, Koch D, Neufeld D, Schieder R, Snell R, Stauffer J, Thaddeus P, Tolls V, Winnewisser G. The submillimeter wave astronomy satellite: Mission science objectives Advances in Space Research. 18: 163-167. DOI: 10.1016/0273-1177(96)00014-2  0.403
1996 Oliver RJ, Masheder MRW, Thaddeus P. A new CO survey of the Monoceros OB1 region Astronomy and Astrophysics. 315: 578-590. DOI: 10.1007/978-94-009-1485-8_37  0.315
1996 Travers MJ, Chen W, Novick SE, Vrtilek JM, Gottlieb CA, Thaddeus P. Structure of the cumulene carbene butatrienylidene: H2CCCC Journal of Molecular Spectroscopy. 180: 75-80. DOI: 10.1006/Jmsp.1996.0225  0.316
1995 Caselli P, Myers PC, Thaddeus P. Radio-astronomical spectroscopy of the hyperfine structure of N2H+ Astrophysical Journal. 455: L77-L80. DOI: 10.1086/309805  0.378
1995 Chen W, Novick SE, McCarthy MC, Gottlieb CA, Thaddeus P. Carbon-13 hyperfine structure of the CCCCH radical The Journal of Chemical Physics. 103: 7828-7833. DOI: 10.1063/1.470199  0.484
1995 McCarthy MC, Gottlieb CA, Thaddeus P, Horn M, Botschwina P. Structure of the CCCN and CCCCH radicals: Isotopic substitution and ab initio theory The Journal of Chemical Physics. 103: 7820-7827. DOI: 10.1063/1.470198  0.486
1995 McCarthy MC, Gottlieb CA, Cooksy AL, Thaddeus P. Evidence for nonrigid HCCN The Journal of Chemical Physics. 103: 7779-7787. DOI: 10.1063/1.470193  0.488
1995 Mccarthy MC, Gottlieb CA, Thaddeus P. Rotational Spectrum and Hyperfine Structure of 13CCH and C13CH Journal of Molecular Spectroscopy. 173: 303-307. DOI: 10.1006/Jmsp.1995.1236  0.474
1994 Dame TM, Thaddeus P. Detection of a thick molecular disk in the galaxy Astrophysical Journal. 436: L173-L176. DOI: 10.1086/187660  0.312
1994 Digel S, De Geus E, Thaddeus P. Molecular clouds in the extreme outer galaxy Astrophysical Journal. 422: 92-101. DOI: 10.1086/173706  0.356
1994 Cooksy AL, Watson JKG, Gottlieb CA, Thaddeus P. The structure of the HCCCO radical. Rotational spectra and hyperfine structure of monosubstituted isotopomers The Journal of Chemical Physics. 101: 178-186. DOI: 10.1063/1.468493  0.375
1994 Tao FM, Klemperer W, McCarthy MC, Gottlieb CA, Thaddeus P. An ab initio study of the HNCN radical The Journal of Chemical Physics. 100: 3691-3694. DOI: 10.1063/1.466357  0.454
1993 Dame TM, Koper E, Israel FP, Thaddeus P. A complete CO survey of M31. I. Distribution and kinematics Astrophysical Journal. 418: 730-742. DOI: 10.1086/173430  0.316
1993 Mollaaghababa R, Gottlieb CA, Vrtilek JM, Thaddeus P. Millimeter‐wave spectrum of vibrationally excited cyclopropenylidene, c‐C3H2 Journal of Chemical Physics. 99: 890-896. DOI: 10.1063/1.465353  0.41
1993 Gottlieb CA, Killian TC, Thaddeus P, Botschwina P, Flügge J, Oswald M. Structure of propadienylidene, H2CCC The Journal of Chemical Physics. 98: 4478-4485. DOI: 10.1063/1.465007  0.338
1993 Mollaaghababa R, Gottlieb CA, Thaddeus P. Hyperfine structure of the SiC radical The Journal of Chemical Physics. 98: 968-973. DOI: 10.1063/1.464260  0.416
1993 Thaddeus P, Gottlieb CA, Mollaaghababa R, Vrtilek JM. Free carbenes in the interstellar gas Journal of the Chemical Society, Faraday Transactions. 89: 2125-2129. DOI: 10.1039/Ft9938902125  0.403
1992 Leung HO, Thaddeus P. A complete CO survey of the cygnus X region Astrophysical Journal, Supplement Series. 81: 267-301. DOI: 10.1086/191693  0.305
1992 Cooksy AL, Watson JKG, Gottlieb CA, Thaddeus P. The rotational spectrum of the carbon chain radical HCCCO Astrophysical Journal. 386: L27-L30. DOI: 10.1086/186284  0.444
1992 Cooksy AL, Watson JKG, Gottlieb CA, Thaddeus P. The millimeter-wave spectra of the HCCCO and DCCCO radicals Journal of Molecular Spectroscopy. 153: 610-626. DOI: 10.1016/0022-2852(92)90497-C  0.403
1991 Koper E, Israel FP, Dame TM, Thaddeus P. A complete CO survey of M31 The Astrophysical Journal. 383: L11. DOI: 10.1086/186229  0.335
1991 Cernicharo J, Gottlieb CA, Guélin M, Killian TC, Thaddeus P, Vrtilek JM. Astronomical detection of H2CCCC Astrophysical Journal. 368: L43-L45. DOI: 10.1086/185943  0.412
1991 Mollaaghababa R, Gottlieb CA, Vrtilek JM, Thaddeus P. The millimeter-wave spectrum of highly vibrationally excited SiO Astrophysical Journal. 368: L19-L22. DOI: 10.1086/185938  0.381
1991 Rubio M, Garay G, Montani J, Thaddeus P. A (C-12)O survey of the Small Magellanic Cloud The Astrophysical Journal. 368: 173. DOI: 10.1086/169680  0.356
1990 Killian TC, Vrtilek JM, Gottlieb CA, Gottlieb EW, Thaddeus P. Laboratory detection of a second carbon chain carbene: Butatrienylidene, H2CCCC Astrophysical Journal. 365: L89-L92. DOI: 10.1086/185895  0.415
1990 Digel S, Bally J, Thaddeus P. Giant molecular clouds in the outer arm of the Galaxy Astrophysical Journal. 357: L29-L33. DOI: 10.1086/185759  0.323
1990 Heithausen A, Thaddeus P. The Polaris Flare: Extensive molecular gas near the north celestial pole Astrophysical Journal. 353: L49-L52. DOI: 10.1086/185705  0.362
1990 Mollaaghababa R, Gottlieb CA, Vrtilek JM, Thaddeus P. Rotational spectra of carbon 13 and vibrationally excited SiC The Astrophysical Journal. 352. DOI: 10.1086/185684  0.411
1989 Bronfman L, Alvarez H, Cohen RS, Thaddeus P. A deep CO survey of molecular clouds in the southern Milky Way The Astrophysical Journal Supplement Series. 71: 481. DOI: 10.1086/191384  0.333
1989 Cernicharo J, Gottlieb CA, Guelin M, Thaddeus P, Vrtilek JM. Astonomical and laboratory detection of the SiC radical The Astrophysical Journal. 341. DOI: 10.1086/185449  0.395
1988 Irvine WM, Friberg P, Hjalmarson A, Ishikawa S, Kaifu N, Kawaguchi K, Madden SC, Matthews HE, Ohishi M, Saito S, Suzuki H, Thaddeus P, Turner BE, Yamamoto S, Ziurys LM. Identification of the interstellar cyanomethyl radical (CH2CN) in the molecular clouds TMC-1 and Sagittarius B2. The Astrophysical Journal. 334: L107-11. PMID 11538463 DOI: 10.1086/185323  0.439
1988 Grabelsky DA, Cohen RS, Bronfman L, Thaddeus P. Molecular clouds in the Carina arm - The largest objects, associated regions of star formation, and the Carina arm in the Galaxy The Astrophysical Journal. 331: 181. DOI: 10.1086/166548  0.322
1988 Pearson JC, Gottlieb CA, Woodward DR, Thaddeus P. Laboratory detection of the C6H radical Astronomy and Astrophysics. 189: 197-198. DOI: 10.1007/3-540-50438-9_269  0.322
1988 Thaddeus P. A cO survey of the large magellanic cloud Lecture Notes in Physics. 241-246. DOI: 10.1007/3-540-19484-3_35  0.365
1987 Ungerechts H, Thaddeus P. A CO survey of the dark nebulae in Perseus, Taurus, and Auriga The Astrophysical Journal Supplement Series. 63: 645. DOI: 10.1086/191176  0.316
1987 Dame TM, Ungerechts H, Cohen RS, de Geus EJ, Grenier IA, May J, Murphy DC, Nyman L, Thaddeus P. A composite CO survey of the entire Milky Way The Astrophysical Journal. 322: 706. DOI: 10.1086/165766  0.337
1987 de Vries HW, Thaddeus P, Heithausen A. Molecular and atomic clouds associated with infrared cirrus in Ursa Major The Astrophysical Journal. 319: 723. DOI: 10.1086/165492  0.374
1987 Vrtilek JM, Gottlieb CA, Lepage TJ, Thaddeus P. The radio spectrum of cyclopropene The Astrophysical Journal. 316: 826-829. DOI: 10.1086/165246  0.357
1987 Grabelsky DA, Cohen RS, Bronfman L, Thaddeus P, May J. Molecular clouds in the Carina arm - Large-scale properties of molecular gas and comparison with H I The Astrophysical Journal. 315: 122. DOI: 10.1086/165118  0.338
1987 Vrtilek JM, Gottlieb CA, Thaddeus P. Laboratory and astronomical spectroscopy of C3H2, the first interstellar organic ring The Astrophysical Journal. 314: 716. DOI: 10.1086/165099  0.431
1987 Nyman L, Thaddeus P, Bronfman L, Cohen RS. A large molecular cloud in Lupus far from the Galactic plane The Astrophysical Journal. 314: 374. DOI: 10.1086/165068  0.332
1986 Cummins SE, Thaddeus P, Linke RA. A Survey of the Millimeter-Wave Spectrum of Sagittarius B2 Astrophysical Journal Supplement Series. 60: 819-878. DOI: 10.1086/191102  0.409
1986 Cohen RS, Dame TM, Thaddeus P. The Columbia CO survey of molecular clouds in the first galactic quadrant The Astrophysical Journal Supplement Series. 60: 695. DOI: 10.1086/191101  0.34
1986 Gottlieb CA, Gottlieb EW, Thaddeus P, Vrtilek JM. The rotational spectrum of the C3H radical The Astrophysical Journal. 303: 446-450. DOI: 10.1086/164089  0.387
1986 Maddalena RJ, Moscowitz J, Thaddeus P, Morris M. The large system of molecular clouds in Orion and Monoceros The Astrophysical Journal. 303: 375. DOI: 10.1086/164083  0.335
1986 Myers PC, Dame TM, Thaddeus P, Cohen RS, Silverberg RF, Dwek E, Hauser MG. Molecular clouds and star formation in the inner galaxy - A comparison of CO, H II, and far-infrared surveys The Astrophysical Journal. 301: 398. DOI: 10.1086/163909  0.368
1986 Alvarez H, Bronfman L, Cohen R, Garay G, Graham J, Thaddeus P. Sandqvist 187 - A dense molecular cloud in Norma The Astrophysical Journal. 300: 756. DOI: 10.1086/163851  0.338
1986 Boulanger F, Maddalena RJ, Thaddeus P. The IR emission of the Orion-Monoceros molecular clouds Astrophysics and Space Science Library. 124: 293-294. DOI: 10.1007/978-94-009-4672-9_61  0.35
1985 Thaddeus P, Gottlieb CA, Hjalmarson A, Johansson LE, Irvine WM, Friberg P, Linke RA. Astronomical identification of the C3H radical. The Astrophysical Journal. 294: L49-53. PMID 11540839 DOI: 10.1086/184507  0.417
1985 Thaddeus P, Vrtilek JM, Gottlieb CA. Laboratory and astronomical identification of cyclopropenylidene, C3H2. The Astrophysical Journal. 299. DOI: 10.1086/184581  0.349
1985 Vrtilek JM, Gottlieb CA, Langer WD, Thaddeus P, Wilson RW. Laboratory and astronomical detection of the deuterated ethynyl radical CCD The Astrophysical Journal. 296. DOI: 10.1086/184544  0.404
1985 Gottlieb CA, Vrtilek JM, Gottlieb EW, Thaddeus P, Hjalmarson A. Laboratory detection of the C3H radical The Astrophysical Journal. 294: 55-58. DOI: 10.1086/184508  0.322
1985 Maddalena RJ, Thaddeus P. A large, cold, and unusual molecular cloud in Monoceros The Astrophysical Journal. 294: 231. DOI: 10.1086/163291  0.346
1985 Thaddeus P, Chanan GA. Cometary impacts, molecular clouds, and the motion of the Sun perpendicular to the galactic plane Nature. 314: 73-75. DOI: 10.1038/314073A0  0.303
1984 Thaddeus P, Cummins SE, Linke RA. Identification of the SiCC radical toward IC +10216 - The first molecular ring in an astronomical source The Astrophysical Journal. 283. DOI: 10.1086/184330  0.367
1984 Dame T, Thaddeus P. A Wide Latitiude CO Survey of Molecular Clouds in the Northern Milky Way International Astronomical Union Colloquium. 81: 235-238. DOI: 10.1086/163573  0.356
1983 Gottlieb CA, Gottlieb EW, Thaddeus P, Kawamura H. Laboratory detection of the C3N an C4H free radicals The Astrophysical Journal. 275: 916-921. DOI: 10.1086/161585  0.442
1983 Cummins SE, Green S, Thaddeus P, Linke RA. The kinetic temperature and density of the Sagittarius B2 molecular cloud from observations of methyl cyanide. The Astrophysical Journal. 266: 331-338. DOI: 10.1086/160782  0.386
1983 Gottlieb CA, Gottlieb EW, Thaddeus P. Laboratory and astronomical measurement of the millimeter wave spectrum of the ethynyl radical CCH The Astrophysical Journal. 264: 740-745. DOI: 10.1086/160647  0.451
1981 Thaddeus P. Radio observations of molecules in the interstellar gas Philosophical Transactions of the Royal Society A. 303: 469-486. DOI: 10.1098/Rsta.1981.0216  0.466
1981 Thaddeus P, Guelin M, Linke RA. Three new 'nonterrestrial' molecules The Astrophysical Journal. 246. DOI: 10.1086/183549  0.325
1980 Morris M, Montani J, Thaddeus P. Molecular Clouds in Orion and Monoceros Symposium - International Astronomical Union. 87: 197-203. DOI: 10.1111/J.1749-6632.1982.Tb43373.X  0.342
1980 Blitz L, Thaddeus P. Giant molecular complexes and OB associations. I. The Rosette molecular complex The Astrophysical Journal. 241: 676-696. DOI: 10.1086/158379  0.306
1980 Myers PC, Thaddeus P, Linke RA. A search for interstellar pyrrole - Evidence that rings are less abundant than chains The Astrophysical Journal. 241: 155. DOI: 10.1086/158326  0.314
1980 Cummins SE, Morris M, Thaddeus P. On C4H versus vibrationally excited CO in IRC + 10216 The Astrophysical Journal. 235: 886. DOI: 10.1086/157690  0.355
1979 Frerking MA, Linke RA, Thaddeus P. Interstellar isothiocyanic acid The Astrophysical Journal. 234: L143. DOI: 10.1086/183126  0.357
1979 Linke RA, Frerking MA, Thaddeus P. Interstellar methyl mercaptan The Astrophysical Journal. 234: L139. DOI: 10.1086/183125  0.322
1978 Lada CJ, Elmegreen BG, Cong H, Thaddeus P. Molecular clouds in the vicinity of W3, W4, and W5 The Astrophysical Journal. 226: L39. DOI: 10.1086/182826  0.305
1978 Guelin M, Green S, Thaddeus P. Detection of the C4H radical toward IRC plus 10216 The Astrophysical Journal. 224. DOI: 10.1086/182751  0.378
1977 Cohen RS, Thaddeus P. An out-of-plane galactic carbon monoxide survey The Astrophysical Journal. 217: L155. DOI: 10.1086/182560  0.337
1977 Johnson DR, Lovas FJ, Gottlieb CA, Gottlieb EW, Litvak MM, Thaddeus P, Guelin M. Detection of interstellar ethyl cyanide The Astrophysical Journal. 218: 370. DOI: 10.1086/155691  0.426
1977 Kutner ML, Tucker KD, Chin G, Thaddeus P. The molecular complexes in Orion The Astrophysical Journal. 215: 521-528. DOI: 10.1086/155384  0.366
1976 Green S, Thaddeus P. Rotational excitation of CO by collisions with He, H, and H2 under conditions in interstellar clouds The Astrophysical Journal. 205: 766-785. DOI: 10.1086/154333  0.339
1976 Green S, Schor H, Siegbahn P, Thaddeus P. Theoretical investigation of protonated carbon dioxide Chemical Physics. 17: 479-485. DOI: 10.1016/S0301-0104(76)80011-0  0.329
1974 Tucker KD, Kutner ML, Thaddeus P. The ethynyl radical C2H - A new interstellar molecule The Astrophysical Journal. 193. DOI: 10.1086/181646  0.411
1974 Green S, Montgomery JA, Thaddeus P. Tentative identification of U93.174 as the molecular ion N2H The Astrophysical Journal. 193. DOI: 10.1086/181639  0.36
1974 Thaddeus P, Mather J, Davis JH, Blair GN. Detection of the J=1 -> 0 Rotational Transition of Vibrationally Excited Silicon Monoxide The Astrophysical Journal. 192: L33. DOI: 10.1086/181583  0.394
1974 Green S, Thaddeus P. Rotational Excitation of HCN by Collisions The Astrophysical Journal. 191: 653. DOI: 10.1086/153006  0.313
1973 Tucker KD, Kutner ML, Thaddeus P. A Large Carbon Monoxide Cloud in Orion The Astrophysical Journal. 186. DOI: 10.1086/181347  0.329
1973 Kutner ML, Thaddeus P, Penzias AA, Wilson RW, Jefferts KB. New Interstellar Menthanol Lines The Astrophysical Journal. 183: L27. DOI: 10.1086/181245  0.612
1972 Thaddeus P. The Short-Wavelength Spectrum of the Microwave Background Annual Review of Astronomy and Astrophysics. 10: 305-334. DOI: 10.1146/Annurev.Aa.10.090172.001513  0.306
1972 Wilson RW, Penzias AA, Jefferts KB, Thaddeus P, Kutner ML. Interstellar NITROGEN-15 and U169.3-POSSIBLY a New Methanol Line The Astrophysical Journal. 176: L77. DOI: 10.1086/181024  0.59
1972 Thaddeus P, Kutner ML, Penzias AA, Wilson RW, Jefferts KB. Interstellar Hydrogen Sulfide The Astrophysical Journal. 176: L73. DOI: 10.1086/181023  0.631
1972 Tucker KD, Tomasevich GR, Thaddeus P. Laboratory Measurement of the 2-CENTIMETER, 2_{11}-2_{12}, Transition of Normal Formaldehyde and its CARBON-13 and OXYGEN-18 Species The Astrophysical Journal. 174: 463. DOI: 10.1086/151506  0.347
1971 Thaddeus P, Wilson RW, Kutner M, Penzias AA, Jefferts KB. Discovery of Para-Formaldehyde and the 2-MILLIMETER Formaldehyde Distribution in the Orion Infrared Nebula The Astrophysical Journal. 168: L59. DOI: 10.1086/180785  0.6
1971 Wilson RW, Penzias AA, Jefferts KB, Kutner M, Thaddeus P. Discovery of Interstellar Silicon Monoxide The Astrophysical Journal. 167: L97. DOI: 10.1086/180769  0.608
1971 Kutner M, Thaddeus P, Jefferts KB, Penzias AA, Wilson RW. Observation of 140-GHz Formaldehyde Line Emission from the Trapezium Region of the Orion Nebula The Astrophysical Journal. 164: L49. DOI: 10.1086/180690  0.628
1971 Tucker KD, Tomasevich GR, Thaddeus P. Laboratory Measurement of the 6-CENTIMETER Formaldehyde Transitions The Astrophysical Journal. 169: 429. DOI: 10.1086/151155  0.341
1970 Tucker KD, Tomasevich GR, Thaddeus P. Precise Laboratory Measurement of the 4830-MHZ Formaldehyde Rotational Transition The Astrophysical Journal. 161: L153. DOI: 10.1086/180590  0.338
1969 Bortolot VJ, Clauser JF, Thaddeus P. UPPER LIMITS TO THE INTENSITY OF BACKGROUND RADIATION AT lambda = 1.32, 0.559, AND 0.359 mm. Physical Review Letters. 22: 307-310. DOI: 10.1103/Physrevlett.22.806.2  0.734
1966 Thaddeus P, Clauser JF. Cosmic microwave radiation at 2.63 mm from observations of interstellar CN Physical Review Letters. 16: 819-822. DOI: 10.1103/Physrevlett.16.819  0.732
1966 Ho W, Kaufman IA, Thaddeus P. Laboratory measurement of microwave absorption in models of the atmosphere of Venus Journal of Geophysical Research. 71: 5091-5108. DOI: 10.1029/Jz071I021P05091  0.347
1964 Thaddeus P, Krisher LC, Loubser JHN. Hyperfine Structure in the Microwave Spectrum of HDO, HDS, CH2O, and CHDO : Beam‐Maser Spectroscopy on Asymmetric‐Top Molecules Journal of Chemical Physics. 40: 257-273. DOI: 10.1063/1.1725107  0.311
1961 Thaddeus P, Krisher LC. A Beam Maser Spectrometer Review of Scientific Instruments. 32: 1083-1089. DOI: 10.1063/1.1717169  0.336
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