Mitchio Okumura - Publications

Affiliations: 
California Institute of Technology, Pasadena, CA 
Area:
laser spectroscopy, kinetics, and reaction dynamics, applied to problems in atmospheric chemistry
Website:
http://www.its.caltech.edu/~mo/

92 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
2022 Mertens LA, Winiberg FAF, Allen HM, Sander SP, Okumura M. Yields of HONO and HOONO Products from the Reaction of HO and NO Using Pulsed Laser Photolysis and Mid-Infrared Cavity-Ringdown Spectroscopy. The Journal of Physical Chemistry. A. PMID 36197134 DOI: 10.1021/acs.jpca.2c04643  0.602
2020 Messinger J, Gupta D, Cooke IR, Okumura M, Sims IR. Rate Constants of the CN + Toluene Reaction from 15 - 294 K and Interstellar Implications. The Journal of Physical Chemistry. A. PMID 32877606 DOI: 10.1021/Acs.Jpca.0C06900  0.366
2020 Zuraski K, Hui AO, Grieman FJ, Darby E, Møller KH, Winiberg FAF, Percival CJ, Smarte MD, Okumura M, Kjaergaard HG, Sander SP. Acetonyl Peroxy and Hydro Peroxy Self- and Cross- Reactions: Kinetics, Mechanism, and Chaperone Enhancement from the Perspective of the Hydroxyl Radical Product. The Journal of Physical Chemistry. A. PMID 32852951 DOI: 10.1021/Acs.Jpca.0C06220  0.655
2019 Hui AO, Okumura M, Sander SP. Temperature Dependence of the Reaction of Chlorine Atoms with CHOH and CHCHO. The Journal of Physical Chemistry. A. PMID 31088062 DOI: 10.1021/Acs.Jpca.9B00038  0.631
2019 Hui AO, Fradet M, Okumura M, Sander SP. Temperature Dependence Study of the Kinetics and Product Yields of the HO + CHC(O)O Reaction by Direct Detection of OH and HO Radicals Using 2f-IR Wavelength Modulation Spectroscopy. The Journal of Physical Chemistry. A. PMID 30942073 DOI: 10.1021/Acs.Jpca.9B00442  0.636
2018 Yung YL, Chen P, Nealson K, Atreya S, Beckett P, Blank JG, Ehlmann B, Eiler J, Etiope G, Ferry JG, Forget F, Gao P, Hu R, Kleinböhl A, Klusman R, ... ... Okumura M, et al. Methane on Mars and Habitability: Challenges and Responses. Astrobiology. PMID 30234380 DOI: 10.1089/Ast.2018.1917  0.488
2018 Dodson LG, Savee JD, Gozem S, Shen L, Krylov AI, Taatjes CA, Osborn DL, Okumura M. Vacuum ultraviolet photoionization cross section of the hydroxyl radical. The Journal of Chemical Physics. 148: 184302. PMID 29764149 DOI: 10.1063/1.5024249  0.801
2018 Bui TQ, Bjork BJ, Changala PB, Nguyen TL, Stanton JF, Okumura M, Ye J. Direct measurements of DOCO isomers in the kinetics of OD + CO. Science Advances. 4: eaao4777. PMID 29349298 DOI: 10.1126/Sciadv.Aao4777  0.371
2018 Zangmeister CD, You R, Lunny EM, Jacobson AE, Okumura M, Zachariah MR, Radney JG. Measured in-situ mass absorption spectra for nine forms of highly-absorbing carbonaceous aerosol Carbon. 136: 85-93. DOI: 10.1016/J.Carbon.2018.04.057  0.306
2016 Bjork BJ, Bui TQ, Heckl OH, Changala PB, Spaun B, Heu P, Follman D, Deutsch C, Cole GD, Aspelmeyer M, Okumura M, Ye J. Direct frequency comb measurement of OD + CO → DOCO kinetics. Science (New York, N.Y.). 354: 444-448. PMID 27789837 DOI: 10.1126/Science.Aag1862  0.379
2015 Okumura M. Atmospheric chemistry. Just add water dimers. Science (New York, N.Y.). 347: 718-9. PMID 25678647 DOI: 10.1126/Science.Aaa5506  0.311
2015 Dodson LG, Shen L, Savee JD, Eddingsaas NC, Welz O, Taatjes CA, Osborn DL, Sander SP, Okumura M. VUV photoionization cross sections of HO2, H2O2, and H2CO. The Journal of Physical Chemistry. A. 119: 1279-91. PMID 25621533 DOI: 10.1021/Jp508942A  0.787
2014 Fleisher AJ, Bjork BJ, Bui TQ, Cossel KC, Okumura M, Ye J. Mid-Infrared Time-Resolved Frequency Comb Spectroscopy of Transient Free Radicals. The Journal of Physical Chemistry Letters. 5: 2241-6. PMID 26279541 DOI: 10.1021/Jz5008559  0.384
2014 Bui TQ, Long DA, Cygan A, Sironneau VT, Hogan DW, Rupasinghe PM, Ciury?o R, Lisak D, Okumura M. Observations of Dicke narrowing and speed dependence in air-broadened CO₂ lineshapes near 2.06 μm. The Journal of Chemical Physics. 141: 174301. PMID 25381508 DOI: 10.1063/1.4900502  0.555
2014 Fleisher AJ, Bjork B, Bui TQ, Cossel KC, Okumura M, Ye J. Time Resolved Frequency Comb Spectroscopy for Studying Gas Phase Free Radical Kinetics Frontiers in Optics. DOI: 10.1364/Ls.2014.Lw5I.3  0.324
2014 Morajkar P, Schoemaecker C, Okumura M, Fittschen C. Direct measurement of the equilibrium constants of the reaction of formaldehyde and acetaldehyde with HO2 radicals International Journal of Chemical Kinetics. 46: 245-259. DOI: 10.1002/Kin.20817  0.398
2013 Okumura M, McCall BJ, Geballe TR. Tribute to Takeshi Oka. The Journal of Physical Chemistry. A. 117: 9305-7. PMID 24490723 DOI: 10.1021/Jp4079597  0.525
2013 Sprague MK, Mertens LA, Widgren HN, Okumura M, Sander SP, McCoy AB. Cavity ringdown spectroscopy of the hydroxy-methyl-peroxy radical. The Journal of Physical Chemistry. A. 117: 10006-17. PMID 23641685 DOI: 10.1021/Jp400390Y  0.799
2013 Takematsu K, Eddingsaas NC, Robichaud DJ, Okumura M. Spectroscopic studies of the Jahn-Teller effect in the à 2E″ state of the nitrate radical NO3 Chemical Physics Letters. 555: 57-63. DOI: 10.1016/J.Cplett.2012.10.088  0.652
2012 Sprague MK, Garland ER, Mollner AK, Bloss C, Bean BD, Weichman ML, Mertens LA, Okumura M, Sander SP. Kinetics of n-butoxy and 2-pentoxy isomerization and detection of primary products by infrared cavity ringdown spectroscopy. The Journal of Physical Chemistry. A. 116: 6327-40. PMID 22530669 DOI: 10.1021/Jp212136R  0.758
2012 Yeung LY, Okumura M, Zhang J, Minton TK, Paci JT, Karton A, Martin JM, Camden JP, Schatz GC. O(3P) + CO2 collisions at hyperthermal energies: dynamics of nonreactive scattering, oxygen isotope exchange, and oxygen-atom abstraction. The Journal of Physical Chemistry. A. 116: 64-84. PMID 22185296 DOI: 10.1021/Jp2080379  0.594
2012 Long DA, Cygan A, Van Zee RD, Okumura M, Miller CE, Lisak D, Hodges JT. Frequency-stabilized cavity ring-down spectroscopy Chemical Physics Letters. 536: 1-8. DOI: 10.1016/J.Cplett.2012.03.035  0.531
2011 Long DA, Bielska K, Lisak D, Havey DK, Okumura M, Miller CE, Hodges JT. The air-broadened, near-infrared CO2 line shape in the spectrally isolated regime: evidence of simultaneous Dicke narrowing and speed dependence. The Journal of Chemical Physics. 135: 064308. PMID 21842934 DOI: 10.1063/1.3624527  0.561
2011 Grieman FJ, Noell AC, Davis-Van Atta C, Okumura M, Sander SP. Determination of equilibrium constants for the reaction between acetone and HO2 using infrared kinetic spectroscopy. The Journal of Physical Chemistry. A. 115: 10527-38. PMID 21827196 DOI: 10.1021/Jp205347S  0.639
2011 Long DA, Havey DK, Yu SS, Okumura M, Miller CE, Hodges JT. O 2 A-band line parameters to support atmospheric remote sensing. Part II: The rare isotopologues Journal of Quantitative Spectroscopy and Radiative Transfer. 112: 2527-2541. DOI: 10.1016/J.Jqsrt.2011.07.002  0.576
2011 Long DA, Okumura M, Miller CE, Hodges JT. Frequency-stabilized cavity ring-down spectroscopy measurements of carbon dioxide isotopic ratios Applied Physics B: Lasers and Optics. 105: 471-477. DOI: 10.1007/S00340-011-4518-Z  0.582
2010 Mollner AK, Valluvadasan S, Feng L, Sprague MK, Okumura M, Milligan DB, Bloss WJ, Sander SP, Martien PT, Harley RA, McCoy AB, Carter WP. Rate of gas phase association of hydroxyl radical and nitrogen dioxide. Science (New York, N.Y.). 330: 646-9. PMID 21030650 DOI: 10.1126/Science.1193030  0.76
2010 Noell AC, Alconcel LS, Robichaud DJ, Okumura M, Sander SP. Near-infrared kinetic spectroscopy of the HO2 and C2H5O2 self-reactions and cross reactions. The Journal of Physical Chemistry. A. 114: 6983-95. PMID 20524693 DOI: 10.1021/Jp912129J  0.74
2010 Wild DA, Kuwata KT, Wong CK, Lobo JD, Deev A, Schindler TS, Okumura M, Bieske EJ. Infrared spectra of mass-selected Br(-)-(NH3)n and I(-)-NH3 clusters. The Journal of Physical Chemistry. A. 114: 4762-9. PMID 20095599 DOI: 10.1021/Jp909237N  0.787
2010 McCoy AB, Sprague MK, Okumura M. The role of torsion/torsion coupling in the vibrational spectrum of cis-cis HOONO. The Journal of Physical Chemistry. A. 114: 1324-33. PMID 19860461 DOI: 10.1021/Jp905731H  0.724
2010 Long DA, Havey DK, Okumura M, Miller CE, Hodges JT. Cavity ring-down spectroscopy measurements of sub-Doppler hyperfine structure Physical Review a - Atomic, Molecular, and Optical Physics. 81. DOI: 10.1103/Physreva.81.064502  0.587
2010 Long DA, Havey DK, Okumura M, Miller CE, Hodges JT. O2 A-band line parameters to support atmospheric remote sensing Journal of Quantitative Spectroscopy and Radiative Transfer. 111: 2021-2036. DOI: 10.1016/J.Jqsrt.2010.05.011  0.616
2009 Yeung LY, Okumura M, Paci JT, Schatz GC, Zhang J, Minton TK. Hyperthermal O-atom exchange reaction O2 + CO2 through a CO4 intermediate. Journal of the American Chemical Society. 131: 13940-2. PMID 19743846 DOI: 10.1021/Ja903944K  0.598
2009 Robichaud DJ, Yeung LY, Long DA, Okumura M, Havey DK, Hodges JT, Miller CE, Brown LR. Experimental line parameters of the b1 Sigma(g)+ <-- X3 Sigma(g)- band of oxygen isotopologues at 760 nm using frequency-stabilized cavity ring-down spectroscopy. The Journal of Physical Chemistry. A. 113: 13089-99. PMID 19585967 DOI: 10.1021/Jp901127H  0.723
2009 Yeung LY, Affek HP, Hoag KJ, Guo W, Wiegel AA, Atlas EL, Schauffler SM, Okumura M, Boering KA, Eiler JM. Large and unexpected enrichment in stratospheric 16O13C18O and its meridional variation. Proceedings of the National Academy of Sciences of the United States of America. 106: 11496-501. PMID 19564595 DOI: 10.1073/Pnas.0902930106  0.333
2009 Stanton JF, Okumura M. On the vibronic level structure in the NO3 radical. Part III. Observation of intensity borrowing via ground state mixing. Physical Chemistry Chemical Physics : Pccp. 11: 4742-4. PMID 19492127 DOI: 10.1039/B902252J  0.304
2009 Long DA, Havey DK, Okumura M, Pickett HM, Miller CE, Hodges JT. Laboratory measurements and theoretical calculations of O2 A band electric quadrupole transitions Physical Review a - Atomic, Molecular, and Optical Physics. 80. DOI: 10.1103/Physreva.80.042513  0.587
2009 Yeung LY, Okumura M, Paci JT, Schatz GC, Zhang J, Minton TK. Hyperthermal o-atom exchange reaction O2 + CO2 through a CO4 intermediate Journal of the American Chemical Society. 131: 13940-13942. DOI: 10.1021/ja903944k  0.514
2009 Havey DK, Long DA, Okumura M, Miller CE, Hodges JT. Ultra-sensitive optical measurements of high-J transitions in the O2 A-band Chemical Physics Letters. 483: 49-54. DOI: 10.1016/J.Cplett.2009.10.067  0.601
2009 Okumura M, Sander SP. Chemistry and spectroscopy of peroxy radicals Acs National Meeting Book of Abstracts 0.53
2008 Robichaud DJ, Hodges JT, Lisak D, Miller CE, Okumura M. High-precision pressure shifting measurement technique using frequency-stabilized cavity ring-down spectroscopy Journal of Quantitative Spectroscopy and Radiative Transfer. 109: 435-444. DOI: 10.1016/J.Jqsrt.2007.06.005  0.643
2008 Robichaud DJ, Hodges JT, Masłowski P, Yeung LY, Okumura M, Miller CE, Brown LR. High-accuracy transition frequencies for the O2 A-band Journal of Molecular Spectroscopy. 251: 27-37. DOI: 10.1016/J.Jms.2007.12.008  0.662
2008 Robichaud DJ, Hodges JT, Brown LR, Lisak D, Masłowski P, Yeung LY, Okumura M, Miller CE. Experimental intensity and lineshape parameters of the oxygen A-band using frequency-stabilized cavity ring-down spectroscopy Journal of Molecular Spectroscopy. 248: 1-13. DOI: 10.1016/J.Jms.2007.10.010  0.664
2008 Hodges JT, Masłowski P, Robichaud DJ, Okumura M, Miller CE, Brown LR. Linking molecular-and atomic-frequency standards with cavity ring-down spectroscopy Optics Infobase Conference Papers 0.558
2008 Noell AC, Alconcel LS, Robichaud DJ, Okumura M, Sander SP. Near-IR kinetic spectroscopy (IRKS) of the HO2 and C2H5O2 self and cross reactions Acs National Meeting Book of Abstracts 0.704
2006 Christensen LE, Okumura M, Hansen JC, Sander SP, Francisco JS. Experimental and ab initio study of the HO2.CH3OH complex: thermodynamics and kinetics of formation. The Journal of Physical Chemistry. A. 110: 6948-59. PMID 16722709 DOI: 10.1021/Jp056579A  0.775
2006 Okumura M, Stanton JF, Deev A, Sommar J. New insights into the Jahn-Teller effect in NO3 via the dark à 2E″ state Physica Scripta. 73: C64-C70. DOI: 10.1088/0031-8949/73/1/N12  0.309
2005 Deev A, Sommar J, Okumura M. Cavity ringdown spectrum of the forbidden A2E'' <-- X2A(2)' transition of NO3: evidence for static Jahn-Teller distortion in the A state. The Journal of Chemical Physics. 122: 224305. PMID 15974666 DOI: 10.1063/1.1897364  0.371
2005 McCoy AB, Fry JL, Francisco JS, Mollner AK, Okumura M. Role of OH-stretch/torsion coupling and quantum yield effects in the first OH overtone spectrum of cis-cis HOONO. The Journal of Chemical Physics. 122: 104311. PMID 15836319 DOI: 10.1063/1.1859273  0.796
2005 Chen P, Robichaud D, Okumura M. Application of cavity enhanced, optical heterodyne spectroscopy to tropospheric isotope chemistry Acs National Meeting Book of Abstracts. 229: PHYS-131.  0.547
2004 Fry JL, Nizkorodov SA, Okumura M, Roehl CM, Francisco JS, Wennberg PO. Cis-cis and trans-perp HOONO: action spectroscopy and isomerization kinetics. The Journal of Chemical Physics. 121: 1432-48. PMID 15260688 DOI: 10.1063/1.1760714  0.753
2004 Christensen LE, Okumura M, Sander SP, Friedl RR, Miller CE, Sloan JJ. Measurements of the rate constant of HO2 + NO2 + N2 → HO2NO2 + N2 using near-infrared wavelength-modulation spectroscopy and UV-visible absorption spectroscopy Journal of Physical Chemistry A. 108: 80-91. DOI: 10.1021/Jp035905O  0.774
2004 Mollner AK, Nair GP, Alconcel LS, Okumura M, Sander SP. Measuring the yield of CIS-CIS HOONO in the reaction OH + NO 2 as a function of pressure Acs National Meeting Book of Abstracts. 228: PHYS-518.  0.767
2003 Bean BD, Mollner AK, Nizkorodov SA, Nair G, Okumura M, Sander SP, Peterson KA, Francisco JS. Cavity Ringdown Spectroscopy of cis-cis HOONO and the HOONO/HONO 2 Branching Ratio in the Reaction OH + NO2 + M Journal of Physical Chemistry A. 107: 6974-6985. DOI: 10.1021/Jp034407C  0.784
2003 Spotts JM, Wong CK, Johnson MS, Okumura M, Boatz JA, Hinde RJ, Sheehy JA, Langhoff PW. Multiphoton Ionization Spectroscopy of AlArN Clusters Journal of Physical Chemistry A. 107: 6948-6965. DOI: 10.1021/Jp030399O  0.568
2002 Christensen LE, Okumura M, Sander SP, Salawitch RJ, Toon GC, Sen B, Blavier JF, Jucks KW. Kinetics of HO2 + HO2 → H2O2 + O2: Implications for stratospheric H2O2 Geophysical Research Letters. 29: 13-1 - 13-4. DOI: 10.1029/2001Gl014525  0.752
2001 Blanksby SJ, Ramond TM, Davico GE, Nimlos MR, Kato S, Bierbaum VM, Lineberger WC, Ellison GB, Okumura M. Negative-ion photoelectron spectroscopy, gas-phase acidity, and thermochemistry of the peroxyl radicals CH(3)OO and CH(3)CH(2)OO. Journal of the American Chemical Society. 123: 9585-96. PMID 11572679 DOI: 10.1021/Ja010942J  0.303
2001 Lobo JD, Deev A, Wong CK, Spotts JM, Okumura M. Electronic spectroscopy of the alkaline-earth halide cluster Ca2Cl3 Journal of Chemical Physics. 114: 8913-8925. DOI: 10.1063/1.1353547  0.771
2000 Chan MC, Okumura M, Oka T. Infrared spectrum of p-hydrogen crystals ionized by 3 MeV electrons: Cluster ions of hydrogen in condensed phase Journal of Physical Chemistry A. 104: 3775-3779. DOI: 10.1021/Jp993890H  0.497
1999 Moore TA, Okumura M, Seale JW, Minton TK. UV Photolysis of ClOOCl The Journal of Physical Chemistry A. 103: 1691-1695. DOI: 10.1021/Jp984410+  0.603
1998 Tsao CC, Lobo JD, Okumura M, Lo SY. Generation of charged droplets by field ionization of liquid helium Journal of Physics D: Applied Physics. 31: 2195-2204. DOI: 10.1088/0022-3727/31/17/019  0.718
1998 Choi JH, Kuwata KT, Cao YB, Okumura M. Vibrational spectroscopy of the Cl-(H2O)n anionic clusters, n = 1-5 Journal of Physical Chemistry A. 102: 503-507. DOI: 10.1021/Jp9729425  0.322
1997 Moore TA, Okumura M, Minton TK. Photodissociation of Cl2O at 248 and 308 nm The Journal of Chemical Physics. 107: 3337-3338. DOI: 10.1063/1.474706  0.576
1997 Lo SY, Lobo JD, Blumberg S, Dibble TS, Zhang X, Tsao CC, Okumura M. Generation of energetic He atom beams by a pulsed positive corona discharge Journal of Applied Physics. 81: 5896-5904. DOI: 10.1063/1.364376  0.728
1997 Choi JH, Kuwata KT, Cao YB, Haas BM, Okumura M. Protonation of chlorine nitrate and nitric acid: Identification of isomers by vibrational spectroscopy Journal of Physical Chemistry A. 101: 6753-6760. DOI: 10.1021/Jp970762P  0.401
1996 Johnson MS, Kuwata KT, Wong C, Okumura M. Vibrational spectrum of I−(H2O) Chemical Physics Letters. 260: 551-557. DOI: 10.1016/0009-2614(96)00911-6  0.57
1996 Nelson CM, Moore TA, Okumura M, Minton TK. Photodissociation of ClONO2 at 193 and 248 nm Chemical Physics. 207: 287-308.  0.449
1996 Johnson MS, Kuwata KT, Wong CK, Okumura M. Vibrational spectrum of I- (H2O) Chemical Physics Letters. 260: 551-557.  0.502
1995 Moore TA, Okumura M, Tagawa M, Minton TK. Dissociation dynamics of ClONO2 and relative Cl and ClO product yields following photoexcitation at 308 nm Faraday Discussions. 100: 295-307. DOI: 10.1039/Fd9950000295  0.558
1994 Choi JH, Kuwata KT, Haas BM, Cao Y, Johnson MS, Okumura M. Vibrational spectroscopy of NO+(H2O)n: Evidence for the intracluster reaction NO+(H2O)n→ H3O+(H2O)n-2 (HONO) at n≥4 The Journal of Chemical Physics. 100: 7153-7165. DOI: 10.1063/1.466914  0.407
1994 Nelson CM, Moore TA, Okumura M, Minton TK. Primary and secondary dissociation pathways in the ultraviolet photolysis of Cl2O The Journal of Chemical Physics. 100: 8055-8064. DOI: 10.1063/1.466799  0.594
1994 Cao Y, Choi JH, Haas BM, Okumura M. Spectroscopic studies of the intracluster hydration reaction of NO2 + Journal of Physical Chemistry®. 98: 12176-12185. DOI: 10.1021/J100098A010  0.303
1994 Haas BM, Crellin KC, Kuwata KT, Okumura M. Reaction of chloride ions with chlorine nitrate and its implications for stratospheric chemistry Journal of Physical Chemistry. 98: 6740-6745. DOI: 10.1021/J100078A015  0.346
1993 Cao Y, Choi JH, Haas BM, Johnson MS, Okumura M. Intracluster rearrangement of protonated nitric acid: Infrared spectroscopic studies of H+(HNO3)(H2O) n The Journal of Chemical Physics. 99: 9307-9309. DOI: 10.1063/1.465547  0.318
1993 Cao Y, Choi JH, Haas BM, Johnson MS, Okumura M. Infrared spectrum of the silicon hydride cation SiH7 + Journal of Physical Chemistry. 97: 5215-5217. DOI: 10.1021/J100122A008  0.378
1992 Minton TK, Nelson CM, Moore TA, Okumura M. Direct Observation of CIO from Chlorine Nitrate Photolysis. Science (New York, N.Y.). 258: 1342-5. PMID 17778361 DOI: 10.1126/Science.258.5086.1342  0.56
1992 Chan M, Lee SS, Okumura M, Oka T. Erratum: Laser spectroscopic studies of the pure rotational U0(0) and W0(0) transitions of solid parahydrogen [J. Chem. Phys. 95, 88 (1991)] The Journal of Chemical Physics. 96: 1662-1662. DOI: 10.1063/1.462157  0.483
1992 Nelson CM, Okumura M. Reaction of chlorine nitrate with protonated water clusters: A model for heterogeneous reactions on polar stratospheric clouds Journal of Physical Chemistry. 96: 6112-6115. DOI: 10.1021/J100194A003  0.342
1992 Minton TK, Nelson CM, Moore TA, Okumura M. Direct observation of ClO from chlorine nitrate photolysis Science. 258: 1342-1345.  0.492
1991 Chan MC, Okumura M, Gabrys CM, Xu LW, Rehfuss BD, Oka T. High-resolution infrared spectroscopy of solid hydrogen. Physical Review Letters. 66: 2060-2063. PMID 10043381 DOI: 10.1103/Physrevlett.66.2060  0.518
1991 Chan M, Okumura M, Gabrys CM, Xu L, Rehfuss BD, Oka T. Erratum: High-resolution infrared spectroscopy of solid hydrogen [Phys. Rev. Lett. 66, 2060 (1991)] Physical Review Letters. 67: 2113. DOI: 10.1103/Physrevlett.67.2113.3  0.478
1991 Chan M, Lee SS, Okumura M, Oka T. Laser spectroscopic studies of the pure rotational U0(0) and W0(0) transitions of solid parahydrogen Journal of Chemical Physics. 95: 88-97. DOI: 10.1063/1.461821  0.524
1990 Okumura M, Yeh LI, Myers JD, Lee YT. Infrared spectra of the solvated hydronium ion: Vibrational predissociation spectroscopy of mass-selected H3O+.cntdot.(H2O)n.cntdot.(H2)m The Journal of Physical Chemistry. 94: 3416-3427. DOI: 10.1021/J100372A014  0.488
1989 Okumura M, Chan MC, Oka T. High-resolution infrared spectroscopy of solid hydrogen: The tetrahexacontapole-induced Delta J=6 transitions. Physical Review Letters. 62: 32-35. PMID 10039541 DOI: 10.1103/Physrevlett.62.32  0.541
1989 Yeh LI, Okumura M, Myers JD, Price JM, Lee YT. Vibrational spectroscopy of the hydrated hydronium cluster ions H3O+·(H2O)n (n=1, 2, 3) Journal of Chemical Physics. 91: 7319-7330. DOI: 10.1063/1.457305  0.515
1989 Okumura M, Rehfuss BD, Dinelli BM, Bawendi MG, Oka T. Difference frequency laser spectroscopy of the ν3 fundamental band of NH+2 The Journal of Chemical Physics. 90: 5918-5923. DOI: 10.1063/1.456357  0.567
1989 Bawendi MG, Rehfuss BD, Dinelli BM, Okumura M, Oka T. Observation and analysis of the ν3 band of NH+3 The Journal of Chemical Physics. 90: 5910-5917. DOI: 10.1063/1.456356  0.65
1988 Okumura M, Yeh LI, Lee YT. Infrared spectroscopy of the cluster ions H + 3·(H2)n Journal of Chemical Physics. 88: 79-91. DOI: 10.1063/1.454488  0.324
1987 Okumura M, Yeh LI, Normand D, van den Biesen JJH, Bustamente SW, Lee YT, Lee TJ, Handy NC, Schaefer HF. Radiative decay lifetimes of CH−2 The Journal of Chemical Physics. 86: 3807-3815. DOI: 10.1063/1.451939  0.33
1986 Okumura M, Yeh LI, Myers JD, Lee YT. Infrared spectra of the cluster ions H7O+3⋅H2 and H9O+4⋅H2 The Journal of Chemical Physics. 85: 2328-2329. DOI: 10.1063/1.451079  0.507
1985 Okumura M, Yeh LI, Lee YT. The vibrational predissociation spectroscopy of hydrogen cluster ions Journal of Chemical Physics. 83: 3705-3706. DOI: 10.1063/1.449127  0.464
1985 Okumura M, Yeh LIC, Normand D, van den Biesen JJH, Bustamente SW, Lee YT. Radiative decay of vibrationally excited CH2 - Tetrahedron. 41: 1423-1426. DOI: 10.1016/S0040-4020(01)96381-1  0.336
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