Robert S. Freund - Publications

Affiliations: 
Bell Laboratories, Murray Hill, NJ, United States 
Area:
Vertical cavity surface emitting lasers (VCSELs)

73 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
1990 Freund RS, Wetzel RC, Shul RJ, Hayes TR. Cross-section measurements for electron-impact ionization of atoms. Physical Review. A. 41: 3575-3595. PMID 9903528 DOI: 10.1103/Physreva.41.3575  0.388
1990 Freund RS, Wetzel RC, Shul RJ. Measurements of electron-impact-ionization cross sections of N2, CO, CO2, CS, S2, CS2, and metastable N2. Physical Review. A. 41: 5861-5868. PMID 9902986 DOI: 10.1103/Physreva.41.5861  0.367
1990 Shul RJ, Freund RS, Wetzel RC. Electron-impact-ionization cross sections of GaCl, GeCl, and SnCl. Physical Review. A. 41: 5856-5860. PMID 9902985 DOI: 10.1103/Physreva.41.5856  0.359
1989 Shul RJ, Wetzel RC, Freund RS. Electron-impact-ionization cross sections of the Ga and In atoms. Physical Review. A. 39: 5588-5596. PMID 9901140 DOI: 10.1103/Physreva.39.5588  0.432
1988 Shul RJ, Hayes TR, Wetzel RC, Baiocchi FA, Freund RS. Electron impact ionization cross sections of SiF2 The Journal of Chemical Physics. 89: 4042-4047. DOI: 10.1063/1.454837  0.467
1988 Hayes TR, Shul RJ, Baiocchi FA, Wetzel RC, Freund RS. Electron-impact ionization cross sections of the SiF3 free radical The Journal of Chemical Physics. 89: 4035-4041. DOI: 10.1063/1.454836  0.377
1988 Hayes TR, Wetzel RC, Baiocchi FA, Freund RS. Absolute cross sections for electron-impact ionization and dissociative ionization of the SiF free radical The Journal of Chemical Physics. 88: 823-829. DOI: 10.1063/1.454161  0.423
1987 Hayes TR, Wetzel RC, Freund RS. Absolute electron-impact-ionization cross-section measurements of the halogen atoms. Physical Review. A. 35: 578-584. PMID 9898177 DOI: 10.1103/Physreva.35.578  0.418
1987 Wetzel RC, Baiocchi FA, Hayes TR, Freund RS. Absolute cross sections for electron-impact ionization of the rare-gas atoms by the fast-neutral-beam method. Physical Review. A. 35: 559-577. PMID 9898176 DOI: 10.1103/Physreva.35.559  0.402
1985 Freund RS, Schiavone JA, Crosswhite HM. The Electronic Spectrum and Energy Levels of the Deuterium Molecule Journal of Physical and Chemical Reference Data. 14: 235-383. DOI: 10.1063/1.555750  0.752
1984 Baiocchi FA, Wetzel RC, Freund RS. Electron-impact ionization and dissociative ionization of the CD3 and CD2 free radicals Physical Review Letters. 53: 771-774. DOI: 10.1103/Physrevlett.53.771  0.302
1983 Freund RS, Donohue DE, Fisanick GJ. Polarization line shape of Balmer-β from electron impact dissociation of H2 The Journal of Chemical Physics. 80: 1754-1759. DOI: 10.1063/1.446931  0.417
1983 Freund RS, Tarr SM, Schiavone JA. Molecular high-Rydberg fragments from CH4 and C 2H6 by electron impact dissociation The Journal of Chemical Physics. 79: 213-219. DOI: 10.1063/1.445560  0.75
1981 Tarr SM, Schiavone JA, Freund RS. Long‐lived high‐Rydberg molecules formed by electron impact: H2, D2, N2, and CO Journal of Chemical Physics. 74: 2869-2878. DOI: 10.1063/1.441406  0.784
1981 Armentrout PB, Tarr SM, Dori A, Freund RS. Electron impact ionization cross section of metastable N2(A Σu +) The Journal of Chemical Physics. 75: 2786-2794.  0.323
1981 Tarr SM, Schiavone JA, Freund RS. Long-lived high-Rydberg molecules formed by electron impact: H2, D2, N2, and CO The Journal of Chemical Physics. 74: 2869-2878.  0.318
1980 Tarr SM, Schiavone JA, Freund RS. Observation of direct excitation of high-orbital-angular-momentum high-Rydberg states by threshold-energy electron collisions Physical Review Letters. 44: 1660-1663. DOI: 10.1103/Physrevlett.44.1660  0.809
1980 Tarr SM, Schiavone JA, Freund RS. Direct excitation of high-orbital-angular-momentum states of rare-gas atoms by electron impact Physical Review A. 22: 2899-2900. DOI: 10.1103/Physreva.22.2899  0.791
1979 Schiavone JA, Tarr SM, Freund RS. Electron-impact excitation of the rare-gas atoms to high-Rydberg states Physical Review A. 20: 71-81. DOI: 10.1103/Physreva.20.71  0.765
1979 Jost R, Lombard M, Freund RS, Miller TA. The 3d-triplet complex of molecular hydrogen: The measured zeeman effect and the calculated eigenvectors and g-factors Molecular Physics. 37: 1605-1620. DOI: 10.1080/00268977900101151  0.313
1979 Schiavone JA, Tarr SM, Freund RS. High‐Rydberg atomic fragments from electron‐impact dissociation of molecules The Journal of Chemical Physics. 70: 4468-4473. DOI: 10.1063/1.437283  0.787
1978 Freund RS, Miller TA, Jost R, Lombardi M. Singlet–triplet anticrossings between the doubly excited 3 1K state and the g (3d) 3Σ+g state of H2 Journal of Chemical Physics. 68: 1683-1688. DOI: 10.1063/1.435935  0.411
1978 Miller TA, Zegarski BR, Freund RS. Singlet-triplet anticrossings between the G(3d)1Σg + and g(3d)3Σg + states of D2 Journal of Molecular Spectroscopy. 69: 199-210. DOI: 10.1016/0022-2852(78)90059-0  0.333
1978 Schiavone JA, Tarr SM, Freund RS. High-Rydberg atomic fragments from electron-impact dissociation of molecules The Journal of Chemical Physics. 70: 4468-4473.  0.352
1977 Schiavone JA, Donohue DE, Herrick DR, Freund RS. Electron-impact excitation of helium: Cross sections, n, and l distributions of high Rydberg states Physical Review A. 16: 48-61. DOI: 10.1103/Physreva.16.48  0.79
1977 Donohue DE, Schiavone JA, Freund RS. Molecular dissociation by electron impact: Optical emission from fragments of methane, ethylene, and methanol The Journal of Chemical Physics. 67: 769-780. DOI: 10.1063/1.434839  0.808
1977 Schiavone JA, Donohue DE, Freund RS. Molecular dissociation by electron impact: High Rydberg fragments from methane, ethylene, and ethane The Journal of Chemical Physics. 67: 759-768. DOI: 10.1063/1.434838  0.779
1977 Freund RS, Miller TA, Zegarski BR, Jost R, Lombardi M, Dorelon A. Collisional angular momentum transfer in rydberg states of helium Chemical Physics Letters. 51: 18-22. DOI: 10.1016/0009-2614(77)85346-3  0.442
1977 Freund RS, Miller TA, Jost R, Lombardi M. Singlet-triplet anticrossings between the doubly excited 31K state and the g(3d)3Σg + state of H 2 The Journal of Chemical Physics. 68: 1683-1688.  0.328
1976 Derouard J, Jost R, Lombardi M, Miller TA, Freund RS. Singlet-triplet anticrossings in He4. III. Separation and mixing of the n=3-8 D1 and D3 states Physical Review A. 14: 1025-1035. DOI: 10.1103/Physreva.14.1025  0.391
1976 Miller TA, Freund RS, Field RW. The identification and characterization of the 4E+ state of CN The Journal of Chemical Physics. 65: 3790-3792. DOI: 10.1063/1.433569  0.509
1976 Miller TA, Freund RS, Zegarski BR. A forbidden singlet–triplet anticrossing in D2 Journal of Chemical Physics. 64: 1842-1847. DOI: 10.1063/1.432321  0.343
1976 Freund RS, Schiavone JA, Brader DF. Dissociative excitation of H2: Spectral line shapes and electron impact cross sections of the Balmer lines The Journal of Chemical Physics. 64: 1122-1127. DOI: 10.1063/1.432299  0.801
1976 Freund RS, Miller TA, Zegarski BR. Anticrossings and microwave transitions between triplet states of D2 The Journal of Chemical Physics. 64: 4069-4075. DOI: 10.1063/1.432016  0.342
1976 Miller TA, Freund RS. Singlet-triplet anticrossings between ungerade states of H2 Journal of Molecular Spectroscopy. 63: 193-204. DOI: 10.1016/0022-2852(76)90005-9  0.445
1976 Jost R, Lombardi M, Derouard J, Freund RS, Miller TA, Zegarski BR. Singlet-triplet anticrossings and the electronic isotope shift in D2 Chemical Physics Letters. 37: 507-511. DOI: 10.1016/0009-2614(76)85025-7  0.425
1975 Miller TA, Freund RS, Zegarski BR. Singlet - triplet anticrossings in He. II. The n=6,7,8 D1,3 states Physical Review A. 11: 753-757. DOI: 10.1103/Physreva.11.753  0.364
1975 Miller TA, Freund RS, Zegarski BR, Jost R, Lombardi M, Derouard J. Observation of singlet–triplet anticrossings in 4He2 Journal of Chemical Physics. 63: 4042-4046. DOI: 10.1063/1.431845  0.478
1975 Miller TA, Freund RS. Ultranarrow, forbidden, singlet–triplet anticrossings in H2 Journal of Chemical Physics. 63: 256-263. DOI: 10.1063/1.431053  0.453
1975 Miller TA, Freund RS. Anticrossings and microwave transitions between the k (4p) 3Πu, v = 1, N = 3 and the p (4d) 3Σ+ g, v = 1, N = 5 levels of H2 Journal of Chemical Physics. 62: 2240-2244. DOI: 10.1063/1.430747  0.324
1975 Smyth KC, Schiavone JA, Freund RS. Excitation of fluorescence in naphthalene and azulene by electron impact The Journal of Chemical Physics. 62: 136-144. DOI: 10.1002/Chin.197516068  0.772
1975 Schiavone JA, Smyth KC, Freund RS. Dissociative excitation of H2 by electron impact: Translational spectroscopy of long lived high Rydberg fragment atoms The Journal of Chemical Physics. 63: 1043-1051.  0.418
1974 Miller TA, Freund RS, Tsai F, Cook TJ, Zegarski BR. Observation of singlet-triplet anticrossing in He Physical Review A. 9: 2474-2484. DOI: 10.1103/Physreva.9.2474  0.405
1974 Miller TA, Freund RS, Zegarski BR. Fine and hyperfine structure of ortho‐H2, k(4p) 3πu Journal of Chemical Physics. 60: 3195-3202. DOI: 10.1063/1.1681506  0.393
1974 Smyth KC, Schiavone JA, Freund RS. Dissociative excitation of CO by electron impact: Translational spectroscopy of long-lived high-Rydberg fragment atoms The Journal of Chemical Physics. 60: 1354. DOI: 10.1063/1.1681205  0.808
1974 Freund RS, Miller TA. Anticrossings and microwave transitions between electronic states of H2 Journal of Chemical Physics. 60: 4900-4908. DOI: 10.1063/1.1681001  0.386
1974 Smyth KC, Schiavone JA, Freund RS. Optical emission spectra produced by electron impact excitation of benzene The Journal of Chemical Physics. 61: 4750-4769. DOI: 10.1002/Chin.197511066  0.765
1974 Smyth KC, Schiavone JA, Freund RS. Electron impact excitation of metastable states of benzene, toluene, and aniline The Journal of Chemical Physics. 61: 1789-1796. DOI: 10.1002/Chin.197450090  0.807
1974 Smyth KC, Schiavone JA, Freund RS. Electron impact excitation of fluorescence in benzene, toluene, and aniline The Journal of Chemical Physics. 61: 1782-1788. DOI: 10.1002/Chin.197450076  0.773
1974 Freund RS, Miller TA. Anticrossings and microwave transitions between electronic states of H 2 The Journal of Chemical Physics. 4900-4908.  0.369
1973 Miller TA, Freund RS. Fine structure and perturbations in the d (3p) 3Πu states of H2 and D2 Journal of Chemical Physics. 59: 4093-4104. DOI: 10.1063/1.1680602  0.317
1973 Freund RS, Miller TA. Fine structure of ortho-and para-D2 d(3p) 3Πu via microwave optical magnetic resonance induced by electrons Journal of Chemical Physics. 59: 4073-4077. DOI: 10.1063/1.1680600  0.359
1973 Freund RS, Miller TA. Fermi‐contact hyperfine interaction and the electron spin g factor in H2 d(3p) 3Πu Journal of Chemical Physics. 59: 5770-5776. DOI: 10.1063/1.1679941  0.424
1973 Freund RS, Miller TA. Fine structure of para‐H2 d(3p) 3Πu (ν = 0–3) via microwave optical magnetic resonance induced by electrons Journal of Chemical Physics. 58: 3565-3573. DOI: 10.1063/1.1679701  0.372
1973 Miller TA, Freund RS. Fine structure and hyperfine structure of ortho‐H2d(3p) 3Πu (v=0–3) via microwave optical magnetic resonance induced by electrons Journal of Chemical Physics. 58: 2345-2357. DOI: 10.1063/1.1679511  0.363
1973 Santis DD, Lurio A, Miller TA, Freund RS. Radio‐frequency spectrum of metastable N2(A3Σu+). II. Fine structure, magnetic hyperfine structure, and electric quadrupole constants in the lowest 13 vibrational levels Journal of Chemical Physics. 58: 4625-4665. DOI: 10.1063/1.1679028  0.399
1973 Freund RS, Miller TA, Zegarski BR. Fine structure of para H2, k(4p) 3Πu Chemical Physics Letters. 23: 120-122. DOI: 10.1016/0009-2614(73)89578-8  0.334
1973 Smyth KC, Schiavone JA, Freund RS. Dissociative excitation of N2 by electron impact: Translational spectroscopy of long-lived high-Rydberg fragment atoms The Journal of Chemical Physics. 59: 5225-5241.  0.42
1972 Freund RS. Radiative Lifetime of N2(a1Πg) and the Formation of Metastable N2(a′ 1Σu−) Journal of Chemical Physics. 56: 4344-4351. DOI: 10.1063/1.1677870  0.478
1972 Miller TA, Freund RS. Fine Structure of H2(d 3Πu) by Microwave Optical Magnetic Resonance Induced by Electrons The Journal of Chemical Physics. 56: 3165-3166. DOI: 10.1063/1.1677656  0.34
1972 Freund RS, Miller TA. Microwave Optical Magnetic Resonance Induced by Electrons (MOMRIE) in H2G(3d 1Σg Journal of Chemical Physics. 56: 2211-2219. DOI: 10.1063/1.1677522  0.421
1971 Freund RS. Dissociation of CO2 by Electron Impact with the Formation of Metastable CO(a 3Π) and O(5S) Journal of Chemical Physics. 55: 3569-3577. DOI: 10.1063/1.1676615  0.433
1971 Freund RS. Dissociation by Electron Impact of Oxygen into Metastable Quintet and Long-Lived High-Rydberg Atoms The Journal of Chemical Physics. 54: 3142-3156. DOI: 10.1063/1.1675301  0.465
1971 Freund RS. Electron impact excitation functions for the a1Πg and D3Σu+ States of N2 The Journal of Chemical Physics. 54: 1407-1409. DOI: 10.1063/1.1674982  0.549
1971 Freund RS. Electron-impact dissociation of H2O and D2O into metastable fragments Chemical Physics Letters. 9: 135-138. DOI: 10.1016/0009-2614(71)80206-3  0.463
1970 Freund RS, Miller TA, Santis DD, Lurio A. Radio‐Frequency Spectrum of Metastable N2(A 3Σu+). I. Magnetic Hyperfine and Electric Quadrupole Constants Journal of Chemical Physics. 53: 2290-2303. DOI: 10.1063/1.1674326  0.334
1970 Stern RC, Gammon RH, Lesk ME, Freund RS, Klemperer WA. Fine structure and dipole moment of metastable a3∏ carbon monoxide The Journal of Chemical Physics. 52: 3467-3482. DOI: 10.1063/1.1673512  0.356
1970 STERN RC, GAMMON RH, LESK ME, FREUND RS, KLEMPERER WA. ChemInform Abstract: FEINSTRUKTUR UND DIPOLMOMENT VON METASTABILEM A(3)(II)-KOHLENMONOXID Chemischer Informationsdienst. Organische Chemie. 1. DOI: 10.1002/Chin.197027144  0.415
1969 Freund RS. Electron-impact excitation functions for metastable states of N2 The Journal of Chemical Physics. 51: 1979-1982. DOI: 10.1063/1.1672289  0.513
1969 Freund RS. Molecular‐Beam Measurements of the Emission Spectrum and Radiative Lifetime of N2 in the Metastable E 3Σg+ State Journal of Chemical Physics. 50: 3734-3740. DOI: 10.1063/1.1671620  0.44
1967 Freund RS, Klemperer W. Molecular Beam Time‐of‐Flight Measurements for the Study of Metastable and Repulsive Electronic States The Journal of Chemical Physics. 47: 2897-2904. DOI: 10.1063/1.1712313  0.638
1967 Freund RS, Klemperer W. Molecular beam time-of-flight measurements for the study of metastable and repulsive electronic states The Journal of Chemical Physics. 47: 2897-2904.  0.312
1965 Freund RS, Klemperer W. Radio‐Frequency Spectrum of the a 3Π State of Carbon Monoxide The Journal of Chemical Physics. 43: 2422-2428. DOI: 10.1063/1.1697141  0.619
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