William A. Chupka - Publications

Affiliations: 
Yale University, New Haven, CT 
Area:
molecular spectroscopy
Website:
http://pubs.acs.org/doi/abs/10.1021/j100006a600

161 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
1999 Chupka WA, Grant ER. Anomalous Intensities in Zero-Kinetic-Energy Spectra Journal of Physical Chemistry A. 103: 6127-6133. DOI: 10.1021/Jp990403P  1
1999 Chupka WA. Differential Decay of States Excited in Zero-Kinetic-Energy Spectroscopy Journal of Physical Chemistry A. 103: 8169-8172.  1
1997 Chupka WA, Klots CE. Radiative energy loss from hot C60 molecules International Journal of Mass Spectrometry and Ion Processes. 167: 595-603.  1
1996 Smith JM, Chupka WA. Evidence for a deep Cooper minimum in the 3s-np channel of ND4 Chemical Physics Letters. 250: 589-596. DOI: 10.1016/0009-2614(96)00049-8  1
1995 Smith JM, Chupka WA. Electron transfer in high n Rydberg states The Journal of Chemical Physics. 103: 3436-3439. DOI: 10.1063/1.470228  1
1995 Dehmer PM, Chupka WA. Rydberg state reactions of atomic and molecular hydrogen Journal of Physical Chemistry. 99: 1686-1699.  1
1995 Burdeniuc J, Chupka W, Crabtree RH. New reaction of saturated fluorocarbons: Partial reduction by NH3 with Hg photosensitization Journal of the American Chemical Society. 117: 10119-10120.  1
1994 Pratt ST, Dehmer JL, Dehmer PM, Chupka WA. Reactions of Rydberg states of molecular hydrogen The Journal of Chemical Physics. 101: 882-890. DOI: 10.1063/1.467741  1
1993 Chupka WA. Lifetimes of very high Rydberg states of aromatic molecules The Journal of Chemical Physics. 99: 5800-5806. DOI: 10.1063/1.465931  1
1993 Chupka WA. Factors affecting lifetimes and resolution of Rydberg states observed in zero-electron-kinetic-energy spectroscopy The Journal of Chemical Physics. 98: 4520-4530. DOI: 10.1063/1.465011  1
1993 Wang Y, Woodward CA, Chupka WA. Ionic state preparation of O+ 2 via the 3dδ 1,3Φg Rydberg states of O2 Chemical Physics Letters. 214: 290-292. DOI: 10.1016/0009-2614(93)85636-3  1
1992 Yokelson RJ, Lipert RJ, Chupka WA. Identification of the nsσ and ndλ Rydberg states of O 2 for n=3-5 The Journal of Chemical Physics. 97: 6153-6167. DOI: 10.1063/1.463724  1
1992 Yokelson RJ, Lipert RJ, Chupka WA. Identification of the nd Δ and Σ states and the 1,3Φ←←X 3Σg - transition of O2 by resonant multiphoton ionization The Journal of Chemical Physics. 97: 6144-6152. DOI: 10.1063/1.463723  1
1992 Wiberg KB, Hadad CM, Foresman JB, Chupka WA. Electronically excited states of ethylene Journal of Physical Chemistry. 96: 10756-10768. DOI: 10.1021/J100205A032  1
1992 Wang Y, Chupka WA. Prescription for preparation of molecular ions in selected rotational states Chemical Physics Letters. 200: 192-198. DOI: 10.1016/0009-2614(92)87067-Y  1
1992 Wang Y, Li L, Chupka WA. (2 + 1) resonance-enhanced multiphoton ionization studies of the CH D 2Π (ν=2) state Chemical Physics Letters. 192: 348-352. DOI: 10.1016/0009-2614(92)85480-X  1
1991 Wang Y, Li L, Chupka WA. Rotationally resolved photofragmentation spectroscopy of CH+ formed by resonance-enhanced multiphoton ionization Chemical Physics Letters. 185: 478-482. DOI: 10.1016/0009-2614(91)80246-T  1
1991 De Beer E, Koopmans MP, De Lange CA, Wang Y, Chupka WA. (2+1) resonance-enhanced multiphoton ionization-photoelectron spectroscopy of the OH radical The Journal of Chemical Physics. 94: 7634-7639.  1
1990 Gauyacq D, Roche AL, Seaverf M, Colson SD, Chupka WA. S and d rydberg complexes of no probed by double-resonance multiphoton ionisation in the region n* = 5 to n* = 25; multichannel quantum defect analysis. Part ii Molecular Physics. 71: 1311-1331. DOI: 10.1080/00268979000102511  1
1990 Park H, Li L, Chupka WA. Identification of the 3dπ 1Δg and 3Δ2g Rydberg state of O2 by multiphoton ionization and polarization studies The Journal of Chemical Physics. 92: 61-64. DOI: 10.1063/1.458412  1
1990 DeLuca MJ, Cyr DM, Chupka WA, Johnson MA. Isotopic fractionation in low temperature ion-molecule exchange reactions: Enrichment of 22Ne in Nen + clusters formed by association in an ionized free jet The Journal of Chemical Physics. 92: 7349-7355. DOI: 10.1063/1.458220  1
1990 Park H, Li L, Chupka WA, Lefebvre-Brion H. Two-photon spectroscopy of the 3d Rydberg states of O 2:1Φg and 3Φg states The Journal of Chemical Physics. 92: 5835-5840.  1
1989 Li L, Chupka WA, Pratt ST. Anomalous line shapes in delayed optical-optical double resonance studies of N2 The Journal of Chemical Physics. 90: 606-608. DOI: 10.1063/1.456464  1
1989 Miller RJ, Li L, Wang Y, Chupka WA, Colson SD. Multiphoton ionization studies of NO: Spontaneous decay channels in the (4pπ)K2π(v = 2) Rydberg state The Journal of Chemical Physics. 90: 754-761. DOI: 10.1063/1.456099  1
1989 Park H, Li L, Chupka WA. Observation and analysis of the 3dπ1Σg + rydberg state of O2 by (2+1) multiphoton ionization Chemical Physics Letters. 162: 317-320. DOI: 10.1016/0009-2614(89)87051-4  1
1988 Park H, Miller PJ, Chupka WA, Colson SD. Multiphoton optical and photoelectron spectroscopy of 4s-3d and 5s-4d Rydberg complexes of O2 The Journal of Chemical Physics. 89: 6676-6686. DOI: 10.1063/1.455340  1
1988 Hardis JE, Ferrett TA, Southworth SH, Parr AC, Roy P, Dehmer JL, Dehmer PM, Chupka WA. Autoionization dynamics in the valence-shell photoionization spectrum of CO The Journal of Chemical Physics. 89: 812-819. DOI: 10.1063/1.455204  1
1988 Miller PJ, Li L, Chupka WA, Colson SD. Shape resonance and non-Franck-Condon behavior in the photoelectron spectra of O2 produced by (2+1) multiphoton ionization via 3sσ Rydberg states The Journal of Chemical Physics. 89: 3921-3922. DOI: 10.1063/1.454868  1
1988 Park H, Miller PJ, Chupka WA, Colson SD. Production of vibrationally state‐selected O+2 via newly discovered 4s–3d and 5s–4d Rydberg states of O2 Journal of Chemical Physics. 89: 3919-3921. DOI: 10.1063/1.454867  1
1988 Miller PJ, Chupka WA, Winniczek J, White MG. Shape resonance influence on the photoelectron angular distributions from O2 C 3Πg, v=0-3 The Journal of Chemical Physics. 89: 4058-4061. DOI: 10.1063/1.454840  1
1988 Lefebvre-Brion H, Dehmer PM, Chupka WA. Spin-orbit and electronic autoionization in HCl The Journal of Chemical Physics. 88: 811-817. DOI: 10.1063/1.454159  1
1988 Miller PJ, Li L, Chupka WA, Colson SD. Observation of strong Rydberg–valence mixing in the E 3Σ−u state of O2 by 3+1 MPI photoelectron spectroscopy Journal of Chemical Physics. 88: 2972-2975. DOI: 10.1063/1.453990  1
1988 Chupka WA, Miller PJ, Eyler EE. Predissociation-induced rovibrational autoionization and zero-energy photoelectrons The Journal of Chemical Physics. 88: 3032-3036. DOI: 10.1063/1.453946  1
1988 Li L, Lipert RJ, Park H, Chupka WA, Colson SD. Spectroscopy and photophysics of 1Πg and 3Πg Rydberg, ion‐pair states of Cl2, revealed by multiphoton ionization Journal of Chemical Physics. 88: 4608-4613. DOI: 10.1063/1.453773  1
1988 Miller PJ, Chupka WA, Eland JHD. Vibrationally autoionizing rydberg states of NH3 Chemical Physics. 122: 395-401. DOI: 10.1016/0301-0104(88)80021-1  1
1988 Li L, Lipert RJ, Lobue J, Chupka WA, Colson SD. Adiabatic dissociation of photoexcited chlorine molecules Chemical Physics Letters. 151: 335-339. DOI: 10.1016/0009-2614(88)85145-5  1
1988 Chen P, Colson SD, Chupka WA. Rydberg photochemistry of methyl radicals Chemical Physics Letters. 147: 466-470. DOI: 10.1016/0009-2614(88)85009-7  1
1988 Miller PJ, Colson SD, Chupka WA. Observation of the ν1+nν2 combination band in the C̃′ 1A1′ Rydberg state of NH3 Chemical Physics Letters. 145: 183-187. DOI: 10.1016/0009-2614(88)80175-1  1
1988 Park H, Miller PJ, Chupka WA, Colson SD. Production of vibrationally state-selected O2 + via newly discovered 4s-3d and 5s-4d Rydberg states of O2 The Journal of Chemical Physics. 89: 3919-3921.  1
1988 Miller PJ, Li L, Chupka WA, Colson SD. Observation of strong Rydberg-valence mixing in the E3Σ u - state of O2 by 3+1 MPI photoelectron spectroscopy The Journal of Chemical Physics. 88: 2972-2975.  1
1988 Li L, Lipert RJ, Park H, Chupka WA, Colson SD. Spectroscopy and photophysics of 1IIg and 3IIg Rydberg, ion-pair states of Cl2, revealed by multiphoton ionization The Journal of Chemical Physics. 88: 4608-4613.  1
1987 Li L, Lipert RJ, Park H, Chupka WA, Colson SD. Dynamics and spectroscopic manifestations of two-photon bound-bound absorption through a repulsive intermediate state The Journal of Chemical Physics. 87: 6767-6769. DOI: 10.1063/1.453416  1
1987 Chupka WA. Photoionization of molecular Rydberg states: H2, C 1Πu, and its doubly excited states The Journal of Chemical Physics. 87: 1488-1498. DOI: 10.1063/1.453258  1
1987 Chen P, Pallix JB, Chupka WA, Colson SD. Resonant multiphoton ionization spectrum and electronic structure of CH radical. New states and assignments above 50 000 cm−1 Journal of Chemical Physics. 86: 516-520. DOI: 10.1063/1.452303  1
1986 Lefebvre-Brion H, Dehmer PM, Chupka WA. Vibrational effects in the spin-orbit autoionization of HBr The Journal of Chemical Physics. 85: 45-50. DOI: 10.1063/1.451624  1
1986 Pallix JB, Chen P, Chupka WA, Colson SD. Photoelectron spectroscopy of the excited states of the CH radical Journal of Chemical Physics. 84: 5208-5209. DOI: 10.1063/1.450637  1
1986 Sur A, Ramana CV, Chupka WA, Colson SD. Rydberg–valence interactions in the Πg states of O2 Journal of Chemical Physics. 84: 69-72. DOI: 10.1063/1.450133  1
1986 Chen P, Pallix JB, Chupka WA, Colson SD. High power laser photochemistry. Production of neutral atomic and small molecular fragments by UV multiphoton dissociation Journal of Chemical Physics. 84: 527-528. DOI: 10.1063/1.450119  1
1986 Cheung WY, Chupka WA, Colson SD, Gauyacq D, Avouris P, Wynne JJ. Probing excited states of nitric oxide involved in multistate interactions using the optical-optical double resonance-multiphoton ionization technique The Journal of Physical Chemistry. 90: 1086-1095. DOI: 10.1021/J100278A026  1
1986 Pallix JB, Chen P, Chupka WA, Colson SD. Photoelectron Spectroscopy of the Excited States of the CH Radical. Cheminform. 17. DOI: 10.1002/Chin.198634039  1
1986 Chen P, Pallix JB, Chupka WA, Colson SD. High Power Laser Photochemistry. Production of Neutral Atomic and Small Molecular Fragments by UV Multiphoton Dissociation Cheminform. 17. DOI: 10.1002/Chin.198616124  1
1986 Chen P, Colson SD, Chupka WA, Berson JA. Flash pyrolytic production of rotationally cold free radicals in a supersonic jet. resonant multiphoton spectrum of the 3p2A2″ ← X2A2″ origin band of CH3 The Journal of Physical Chemistry®. 90: 2319-2321.  1
1986 Chen P, Pallix JB, Chupka WA, Colson SD. Resonant multiphoton ionization spectrum and electronic structure of CH radical. New states and assignments above 50 000 cm-1 The Journal of Chemical Physics. 86: 516-520.  1
1986 Cheung WY, Chupka WA, Colson SD, Gauyacq D, Avouris P, Wynne JJ. Probing excited states of NO involved in multistate interactions using the optical-optical double resonance-multiphoton ionization technique Journal of Physical Chemistry. 90: 1086-1095.  1
1986 Woodward AM, Colson SD, Chupka WA, White MG. Vibrational analysis of the Ã-X̃ photodissociation spectrum of CH3I+ Journal of Physical Chemistry. 90: 274-278.  1
1986 Pallix JB, Chen P, Chupka WA, Colson SD. Photoelectron spectroscopy of the excited states of the CH radical The Journal of Chemical Physics. 84: 5208-5209.  1
1985 Chupka WA, Woodard AM, Colson SD, White MG. Electron photodetachment from transient negative ions in the multiphoton ionization of CH3I The Journal of Chemical Physics. 82: 4880-4885. DOI: 10.1063/1.448659  1
1985 Chen P, Chupka WA, Colson SD. Multiphoton spectroscopy and analysis of the E2Π ← X2Π, band of CH Chemical Physics Letters. 121: 405-407. DOI: 10.1016/0009-2614(85)87203-1  1
1985 Miller PJ, Chen P, Chupka WA. High-resolution one-photon ionization spectrum of no using third-harmonic generation Chemical Physics Letters. 120: 217-222. DOI: 10.1016/0009-2614(85)87043-3  1
1985 Eyler EE, Chupka WA, Colson SD, Biernacki DT. Autoionization of the 4f Rydberg state of the NO molecule Chemical Physics Letters. 119: 177-181. DOI: 10.1016/0009-2614(85)80056-7  1
1985 Sur A, Ramana CV, Chupka WA, Colson SD. Rydberg-valence interactions in the Πg states of O 2 The Journal of Chemical Physics. 84: 69-72.  1
1985 Chen P, Pallix JB, Chupka WA, Colson SD. High power laser photochemistry. Production of neutral atomic and small molecular fragments by UV multiphoton dissociation The Journal of Chemical Physics. 84: 527-528.  1
1984 Dehmer PM, Miller PJ, Chupka WA. Photoionization of N2 X 1Σ+g, v″=0 and 1 near threshold. Preionization of the Worley–Jenkins Rydberg series Journal of Chemical Physics. 80: 1030-1038. DOI: 10.1063/1.446829  0.52
1984 White MG, Chupka WA, Seaver M, Woodward A, Colson SD. Resonant multiphoton ionization of NO via the a 2Σ + state: Photoelectron spectra and angular distributions The Journal of Chemical Physics. 80: 678-686. DOI: 10.1063/1.446764  1
1984 Woodward AM, Chupka WA, Colson SD. Two-color laser studies of the multiphoton ionization and dissociation of trans-1,3-butadiene Journal of Physical Chemistry. 88: 4567-4575. DOI: 10.1021/J150664A024  1
1983 Dehmer PM, Chupka WA. Photoabsorption and photoionization of HD The Journal of Chemical Physics. 79: 1569-1580. DOI: 10.1063/1.446029  1
1983 Cheung WY, Chupka WA, Colson SD, Gauyacq D, Avouris P, Wynne JJ. Rydberg-Rydberg transitions of NO using an optical-optical double resonance multiphoton ionization technique The Journal of Chemical Physics. 78: 3625-3634. DOI: 10.1063/1.445191  1
1983 Chupka WA, Colson SD, Seaver MS, Woodward AM. Photodissociation spectrum of CH3I+ prepared by multiphoton ionization Chemical Physics Letters. 95: 171-176. DOI: 10.1016/0009-2614(83)87226-1  1
1983 Dehmer PM, Miller PJ, Chupka WA. Photoionization of N2 X 1Σg + v″=0 and 1 near threshold. Preionization of the Worley-Jenkins Rydberg series The Journal of Chemical Physics. 80: 1030-1038.  1
1983 Seaver M, Chupka WA, Colson SD, Gauyacq D. Double resonance multiphoton ionization studies of high Rydberg states in NO Journal of Physical Chemistry. 87: 2226-2231.  1
1982 White MG, Seaver M, Chupka WA, Colson SD. Observation of Rydberg (CΠ2)-valence (Bπ2) interactions in no by multiphoton photoelectron spectroscopy Physical Review Letters. 49: 28-31. DOI: 10.1103/Physrevlett.49.28  1
1982 Spence D, Chupka WA, Stevens CM. Search for long-lived doubly charged atomic negative ions Physical Review A. 26: 654-657. DOI: 10.1103/PhysRevA.26.654  1
1982 Puiu AC, Andrews L, Chupka WA, Colson SD. Vibronic absorption spectra of the biphenyl and biphenyl-d10 cations in solid argon The Journal of Chemical Physics. 76: 3854-3859. DOI: 10.1002/Chin.198234043  1
1982 Spence D, Chupka WA, Stevens CM. Mass spectrometric observation of the stable negative molecular ions HI- and H2I- The Journal of Chemical Physics. 76: 2759-2761.  1
1981 Pratt ST, Chupka WA. Photoionization study of the kinetics of unimolecular decomposition of halobenzene ions Chemical Physics. 62: 153-163. DOI: 10.1016/0301-0104(81)80194-2  1
1980 Dehmer PM, Dehmer JL, Chupka WA. Effects of vibronic interaction and autoionization on the photoelectron spectrum of N2O The Journal of Chemical Physics. 73: 126-133. DOI: 10.1063/1.439906  1
1980 Dehmer PM, Chupka WA. Predissociation of the 3pπ D 1Πu + state in H2, HD, and D2 Chemical Physics Letters. 70: 127-130. DOI: 10.1016/0009-2614(80)80076-5  1
1977 Matsuzuwa M, Chupka WA. Rotational effect in the ionization of a highly excited atom by collision with a polar molecule Chemical Physics Letters. 50: 373-376. DOI: 10.1016/0009-2614(77)80346-1  1
1977 Dehmer PM, Luken WL, Chupka WA. Competition between autoionization and radiative emission in the decay of excited states of the oxygen atom The Journal of Chemical Physics. 67: 195-203.  1
1976 Stevens CM, Schiffer JP, Chupka W. Search for fractionally charged particles in lunar soil Physical Review D. 14: 716-727. DOI: 10.1103/PhysRevD.14.716  1
1976 Dehmer PM, Chupka WA. On the mechanism for vibrational autoionization in H2 The Journal of Chemical Physics. 66: 1972-1981. DOI: 10.1063/1.434154  1
1976 Dehmer PM, Chupka WA. Very high resolution study of photoabsorption, photoionization, and predissociation in H2 The Journal of Chemical Physics. 65: 2243-2273. DOI: 10.1063/1.433383  1
1976 Guyon PM, Spohr R, Chupka WA, Berkowitz J. Threshold photoelectron spectra of HF, DF, and F2 The Journal of Chemical Physics. 65: 1650-1658. DOI: 10.1063/1.433309  1
1976 Guyon PM, Chupka WA, Berkowitz J. Photoionization mass spectrometric study of formaldehyde H2CO, HDCO and D2CO The Journal of Chemical Physics. 64: 1419-1436. DOI: 10.1063/1.432411  1
1975 Dehmer JL, Chupka WA, Berkowitz J, Jivery WT. Wavelength dependence of the photoelectron angular distributions of the rare gases Physical Review A. 12: 1966-1973. DOI: 10.1103/PhysRevA.12.1966  1
1975 Dehmer PM, Chupka WA. Nonstatistical emission from metastable autoionizing states of OI The Journal of Chemical Physics. 62: 584-591. DOI: 10.1063/1.430457  1
1975 Chupka WA, Dehmer PM, Jivery WT. High resolution photoionization study of ion-pair formation in H 2, HD, and D2 The Journal of Chemical Physics. 63: 3929-3944.  1
1975 Dehmer PM, Chupka WA. Photoionization study of the reaction O2 + (a 4Πu) with O2 The Journal of Chemical Physics. 2228-2234.  1
1974 Spence D, Chupka WA. Measurement of resonances in atomic oxygen by electron transmission spectroscopy Physical Review A. 10: 71-73. DOI: 10.1103/PhysRevA.10.71  1
1974 Dehmer PM, Berkowitz J, Chupka WA. Photoionization of atomic nitrogen The Journal of Chemical Physics. 60: 2680-2683. DOI: 10.1063/1.1681426  1
1974 Dehmer PM, Chupka WA. High resolution study of photoionization processes in O2 The Journal of Chemical Physics. 62: 4525-4534.  1
1973 Berkowitz J, Dehmer PM, Chupka WA. Photoionization mass spectrometry of F2O The Journal of Chemical Physics. 925-928. DOI: 10.1063/1.1680115  1
1973 Dehmer PM, Berkowitz J, Chupka WA. Photoionization of atomic oxygen from 920 to 650 Å Journal of Chemical Physics. 59: 5777-5786. DOI: 10.1063/1.1679942  0.6
1973 Berkowitz J, Appelman EH, Chupka WA. Photoionization of HOF with mass analysis The Journal of Chemical Physics. 58: 1950-1954.  1
1973 Killgoar PC, Leroi GE, Berkowitz J, Chupka WA. Photoionization mass spectrometric study of NO. A closer look at the threshold region The Journal of Chemical Physics. 58: 803-806.  1
1973 Killgoar PC, Leroi GE, Chupka WA, Berkowitz J. Photoionization study of NO2. I. the ionization potential The Journal of Chemical Physics. 59: 1370-1373.  1
1973 Berkowitz J, Chupka WA. Photoionization of atomic oxygen from 920 to 650 Å P. M. Dehmer The Journal of Chemical Physics. 59: 5777-5786.  1
1971 Spohr R, Guyon PM, Chupka WA, Berkowitz J. Threshold photoelectron detector for use in the vacuum ultraviolet Review of Scientific Instruments. 42: 1872-1879. DOI: 10.1063/1.1685027  1
1971 Berkowitz J, Chupka WA, Guyon PM, Holloway JH, Spohr R. Photoionization mass spectrometric study of F2, HF, and DF The Journal of Chemical Physics. 54: 5165-5180. DOI: 10.1063/1.1674811  1
1971 Chupka WA, Berkowitz J. Kinetic energy of ions produced by photoionization of HF and F2 The Journal of Chemical Physics. 54: 5126-5132.  1
1971 Russell ME, Chupka WA. Ion-molecule reactions in ethanol by photoionization Journal of Physical Chemistry. 75: 3797-3804.  1
1971 Chupka WA, Berkowitz J. Photoionization of methane: Ionization potential and proton affinity of CH4 The Journal of Chemical Physics. 54: 4256-4259.  1
1971 Chupka WA. Effect of thermal energy on ionization efficiency curves of fragment ions The Journal of Chemical Physics. 54: 1936-1947.  1
1971 Chupka WA, Berkowitz J, Gutman D. Electron affinities of halogen diatomic molecules as determined by endoergic charge transfer The Journal of Chemical Physics. 55: 2724-2733.  1
1971 Berkowitz J, Chupka WA, Guyon PM, Holloway JH, Spohr R. Photoionization mass spectrometric study of XeF2, XeF4, and XeF6 The Journal of Physical Chemistry. 75: 1461-1471.  1
1971 Berkowitz J, Chupka WA, Gutman D. Electron affinities of O2, O3, NO, NO2, NO3 by endothermic charge transfer The Journal of Chemical Physics. 55: 2733-2745.  1
1970 Berkowitz J, Chupka WA. Diatomic ions of noble gas fluorides Chemical Physics Letters. 7: 447-450. DOI: 10.1016/0009-2614(70)80331-1  1
1970 Chupka WA, Berkowitz J, Russell ME. Studies of ion-molecule reactions by photoionization techniques Preprints. 15: D58-D59.  1
1969 Chupka WA, Berkowitz J, Refaey KMA. Photoionization of ethylene with mass analysis The Journal of Chemical Physics. 50: 1938-1941. DOI: 10.1063/1.1671310  1
1969 Berkowitz J, Chupka WA. Photoelectron spectroscopy of autoionization peaks The Journal of Chemical Physics. 51: 2341-2354.  1
1969 Berkowitz J, Chupka WA. Photoionization of high-temperature vapors. VI. S2, Se 2, and Te2 The Journal of Chemical Physics. 50: 4245-4250.  1
1969 Walter TA, Lifshitz C, Chupka WA, Berkowitz J. Mass-spectrometric study of the photoionization of C2F 4 and CF4 1 The Journal of Chemical Physics. 51: 3531-3536.  1
1969 Beekowitz J, Chupka WA, Walter TA. Photoionization of HCN: The electron affinity and heat of formation of CN The Journal of Chemical Physics. 50: 1497-1500.  1
1969 Chupka WA, Berkowitz J. High-resolution photoionization study of the H2 molecule near threshold The Journal of Chemical Physics. 51: 4244-4268.  1
1968 Chupka WA, Russell ME. Photoionization Study of Ion-Molecule Reactions in Mixtures of Hydrogen and Rare Gases Journal of Chemical Physics. 49: 5426-5437. DOI: 10.1063/1.1670068  1
1968 Chupka WA. Mass-spectrometric study of the photoionization of methane The Journal of Chemical Physics. 48: 2337-2341. DOI: 10.1063/1.1669433  1
1968 Chupka WA, Berkowitz J. Photoionization of the H2 molecule near threshold The Journal of Chemical Physics. 48: 5726-5728. DOI: 10.1063/1.1668662  1
1968 Repaey KMA, Chupka WA. Photoionization of the lower aliphatic alcohols with mass analysis The Journal of Chemical Physics. 48: 5219-5222. DOI: 10.1063/1.1668196  1
1968 Chupka WA, Russell ME, Refaey K. Ion-molecule and chemi-ionization reactions in H2 by photoionization The Journal of Chemical Physics. 48: 1518-1527.  1
1968 Chupka WA, Russell ME. Ion-molecule reactions of NH3 + by photoionization The Journal of Chemical Physics. 48: 1527-1533.  1
1968 Berkowitz J, Chupka WA. Comment on the composition of selenium vapor The Journal of Chemical Physics. 48: 5743-5744.  1
1968 Chupka WA, Lifshitz C. Photoionization of CH3; heat of formation of CH2 The Journal of Chemical Physics. 48: 1109-1115.  1
1967 Chupka WA, Berkowitz J. Photoionization of ethane, propane, and n-butane with mass analysis The Journal of Chemical Physics. 47: 2921-2933. DOI: 10.1063/1.1712317  1
1967 Berkowitz J, Chupka WA, Bromels E, Linn Belford R. Vibrations and thermodynamic properties of hexasulfur The Journal of Chemical Physics. 47: 4320-4324.  1
1967 Lifshitz C, Chupka WA. Photoionization of the CF3 free radical The Journal of Chemical Physics. 47: 3546-3556.  1
1966 Chupka WA, Schiffer JP, Stevens CM. Experimental search for stable, fractionally charged particles Physical Review Letters. 17: 60-65. DOI: 10.1103/PhysRevLett.17.60  1
1966 Berkowitz J, Chupka WA. Equilibrium Composition of Selenium Vapor; the Thermodynamics of the Vaporization of HgSe, CdSe, and SrSe The Journal of Chemical Physics. 45: 4289-4302.  1
1966 Berkowitz J, Chupka WA. Photoionization of high-temperature vapors. I. The iodides of sodium, magnesium, and thallium The Journal of Chemical Physics. 45: 1287-1298.  1
1965 Refaey KM, Chupka WA. Energy dependence of cross sections for collision-induced dissociation and endothermic ion-molecule reactions The Journal of Chemical Physics. 43: 2544-2545.  1
1964 Berkowitz J, Chupka WA. Mass spectrometric study of vapor ejected from graphite and other solids by focused laser beams The Journal of Chemical Physics. 40: 2735-2736.  1
1964 Berkowitz J, Chupka WA. Vaporization processes involving sulfur The Journal of Chemical Physics. 40: 287-295.  1
1962 Berkowitz J, Tasman HA, Chupka WA. Double-oven experiments with lithium halide vapors The Journal of Chemical Physics. 36: 2170-2179.  1
1961 Chupka WA, Kaminsky M. Energy distribution and fragmentation processes resulting from electron impact on propane and n-butane The Journal of Chemical Physics. 35: 1991-1998. DOI: 10.1063/1.1732199  1
1960 Berkowitz J, Meschi DJ, Chupka WA. Heterogeneous reactions studied by mass spectrometry. II. Reaction of Li2O(s) with H22O(g) The Journal of Chemical Physics. 33: 533-540. DOI: 10.1063/1.1731179  1
1960 Chupka WA, Berkowitz J. Kinetics of unimolecular decomposition of excited alkylamine ions The Journal of Chemical Physics. 32: 1546-1553. DOI: 10.1063/1.1730957  1
1960 Meschi DJ, Chupka WA, Berkowitz J. Heterogeneous reactions studied by mass spectrometry. I. Reaction of B 2O3(s) with H22O(g) The Journal of Chemical Physics. 33: 530-533.  1
1959 Chupka WA, Berkowitz J, Giese CF. Vaporization of beryllium oxide and its reaction with tungsten The Journal of Chemical Physics. 30: 827-834. DOI: 10.1063/1.1730053  1
1959 Chupka WA. Dissociation energies of some gaseous alkali halide complex ions and the hydrated ion K(H2O)+ The Journal of Chemical Physics. 30: 458-465. DOI: 10.1063/1.1729974  1
1959 Chupka WA. Effect of unimolecular decay kinetics on the interpretation of appearance potentials The Journal of Chemical Physics. 30: 191-211. DOI: 10.1063/1.1729875  1
1959 Berkowitz J, Chupka WA, Blue GD, Margrave JL. Mass spectrometric study of the sublimation of lithium oxide Journal of Physical Chemistry. 63: 644-648. DOI: 10.1021/J150575A002  1
1958 Berkowitz J, Chupka WA. Polymeric gaseous molecules in the vaporization of alkali halides The Journal of Chemical Physics. 29: 653-657. DOI: 10.1063/1.1744555  1
1958 Chupka WA, Berkowitz J, Giese CF, Inghram MG. Thermodynamic studies of some gaseous metallic carbides Journal of Physical Chemistry. 62: 611-614. DOI: 10.1021/J150563A023  1
1957 Inghram MG, Chupka WA, Berkowitz J. Thermodynamics of the Ta-O system: The dissociation energies of TaO and TaO2 The Journal of Chemical Physics. 27: 569-571. DOI: 10.1063/1.1743770  1
1957 Berkowitz J, Chupka WA, Inghram MG. Polymeric gaseous species in the sublimation of tungsten trioxide The Journal of Chemical Physics. 27: 85-86. DOI: 10.1063/1.1743722  1
1957 Chupka WA, Berkowitz J, Inghram MG. Thermodynamics of the Zr-ZrO2 system: The dissociation energies of ZrO and ZrO2 The Journal of Chemical Physics. 26: 1207-1210. DOI: 10.1063/1.1743494  1
1957 Berkowitz J, Inghram MG, Chupka WA. Polymeric gaseous species in the sublimation of molybdenum trioxide The Journal of Chemical Physics. 26: 842-846. DOI: 10.1063/1.1743417  1
1957 Berkowitz J, Chupka WA, Inghram MG. Thermodynamics of the Ti-Ti2O3 system and the dissociation energy of TiO and TiO2 Journal of Physical Chemistry. 61: 1569-1572. DOI: 10.1021/J150557A027  1
1957 Berkowitz J, Chupka WA, Inghram MG. Thermodynamics of the V-O system: Dissociation energies of VO and VO 2 The Journal of Chemical Physics. 27: 87-90.  1
1956 Inghram MG, Porter RF, Chupka WA. Mass spectrometric study of gaseous species in the B-B2O 3 System The Journal of Chemical Physics. 25: 498-501. DOI: 10.1063/1.1742952  1
1956 Berkowitz J, Chupka WA, Kistiakowsky GB. Mass spectrometric study of the kinetics of nitrogen afterglow The Journal of Chemical Physics. 25: 457-466. DOI: 10.1063/1.1742945  1
1956 Chupka WA, Inghram MG, Porter RF. Dissociation energy of gaseous LaO The Journal of Chemical Physics. 24: 792-796. DOI: 10.1063/1.1742611  1
1956 Stanton HE, Chupka WA, Inghram MG. Electron multipliers in mass spectrometry; effect of molecular structure Review of Scientific Instruments. 27: 109. DOI: 10.1063/1.1715477  1
1955 Porter RF, Chupka WA, Inghram MG. On the dissociation energies of SrO and MgO molecules The Journal of Chemical Physics. 23: 1347-1348. DOI: 10.1063/1.1742276  1
1955 Inghram MG, Chupka WA, Porter RF. Mass spectrometric study of barium oxide vapor The Journal of Chemical Physics. 23: 2159-2165. DOI: 10.1063/1.1740686  1
1955 Chupka WA, Inghram MG. Direct determination of the heat of sublimation of carbon with the mass spectrometer Journal of Physical Chemistry. 59: 100-104. DOI: 10.1021/J150524A002  1
1955 Chupka WA, Inghram MG. Water dimer and its relation to mass spectrometric measurement of C 3 + in carbon vapor [2] The Journal of Chemical Physics. 23: 203-204.  1
1955 Porter RF, Chupka WA, Inghram MG. Mass spectrometric study of gaseous species in the Si-SiO2 System [19] The Journal of Chemical Physics. 23: 216-217.  1
1955 Chupka WA, Inghram MG. Direct determination of the heat of sublimation of carbon with the mass spectrometer Journal of Physical Chemistry. 59: 100-104.  1
1953 Inghram MG, Chupka WA. Surface ionization source using multiple filaments Review of Scientific Instruments. 24: 518-520. DOI: 10.1063/1.1770774  1
1953 Chupka WA, Inghram MG. Molecular species evaporating from a carbon surface The Journal of Chemical Physics. 21: 1313. DOI: 10.1063/1.1699210  1
1953 Chupka WA, Inghram MG. Investigation of the heat of vaporization of carbon The Journal of Chemical Physics. 21: 371-372. DOI: 10.1063/1.1698897  1
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