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2011-present

  1. Christopher D. Zangmeister, Rian You, Elizabeth M. Lunny, Arne E. Jacobson, Mitchio Okumura, Michael R. Zachariah, James G. Radney, "Measured in-situ mass absorption spectra for nine forms of highly-absorbing carbonaceous aerosol", Carbon,136, 85 (2018). https://doi.org/10.1016/j.carbon.2018.04.057

  2. Yuk L. Yung, Pin Chen, Kenneth Nealson, Sushil Atreya, Patrick Beckett, Jennifer G. Blank, Bethany Ehlmann, John Eiler, Giuseppe Etiope, James G. Ferry, Francois Forget, Peter Gao, Renyu Hu, Armin Kleinböhl, Ronald Klusman, Franck Lefèvre, Charles Miller, Michael Mischna, Michael Mumma, Sally Newman, Dorothy Oehler, Mitchio Okumura, Ronald Oremland, Victoria Orphan, Radu Popa, Michael Russell, Linhan Shen, Barbara Sherwood Lollar, Robert Staehle, Vlada Stamenković, Alexis Templeton, Ann C. Vandaele, Sébastien Viscardy, Christopher R. Webster, Paul O. Wennberg, Michael L. Wong, and John Worden, "Methane on Mars and Habitability: Challenges and Responses", Astrobiology, 18, 1221 (2018). https://doi.org/10.1089/ast.2018.1917

  3. Dodson, L.G., J.D. Savee, S. Gozem, L. Shen, A.I. Krylov, C.A. Taatjes, D.L. Osbourne, and M., Okumura, "Vacuum Ultraviolet Photoionization Cross Section of the Hydroxyl Radical", J. Chem. Phys.148 (2018): 184302  https://doi.org/10.1063/1.5024249

  4. Bui, T.Q, B.J. Bjork, B. Changala, T.L. Nguyen, J.F. Stanton, M. Okumura, and J. Ye "Absolute yield of DOCO isomers in the direct kinetics of OD+CO", Science Advances 4 (2018): aao4777 https://doi.org/10.1126/sciadv.aao4777

  5. Bjork, B.J., T.Q. Bui, O.H. Heckl, B. Changala, B. Spaun, P. Heu, D. Follman, C. Deutsch, G.D. Cole, M. Aspelmeyer, M. Okumura, and J. Ye, "Direct frequncy comb measurement of OD + CO → DOCO kinetics", Science 354 (2016): 444-448.  https://doi.org/10.1126/science.aag1862

  6. Dodson, L.G., L. Shen, J.D. Savee, N.C. Eddingsaas, O. Welz, C.A. Taatjes, D.L. Osborn, S.P. Sander, and M. Okumura, "VUV Photoionization Cross Sections of HO2, H2O2, and H2CO", J. Phys. Chem. A119 (2015): 1279-1291. https://doi.org/10.1021/jp508942a

  7. Bui, T.Q., D.A. Long, A. Cygan, V.T. Sironneau, D.W. Hogan, P.M. Rupasinghe, R. Ciurylo, D. Lisak and M. Okumura, "Observations of Dicke narrowing and speed dependence in air-broadened COlineshapes near 2.06 µm", J. Chem. Phys. 141 (2014): 174301. https://doi.org/10.1063/1.4900502

  8. P. Morajkar, C. Schoemaecker, M. Okumura and C. Fittschen, "Direct Measurement of the Equilibrium Constants of the Reaction of Formaldehyde and Acetaldehyde with HO2 Radicals", Int. J. Chem. Kin.46 (2014): 245-259.  https://doi.org/10.1002/kin.20817

  9. Fleisher, A.J., B.J. Bjork, T.Q. Bui, K.C. Cossel, M. Okumura, J. Ye, "Mid-Infrared Time-Resolved Frequency Comb Spectroscopy of Transient Free Radicals", J. Phys. Chem. Lett. 5 (2014): 2241-2246. https://doi.org/10.1021/jz5008559

  10. Sprague, M.K., L.A. Mertens, H.N. Widgren, M. Okumura, S.P. Sander, A.B. McCoy, "Cavity Ringdown Spectroscopy of the Hydroxy-Methyl-Peroxy Radical", J. Phys. Chem. A 117 (2013): 10006-10017. https://doi.org/10.1021/jp400390y

  11. Takematsu, K., N.C. Eddingsaas, D.J. Robichaud, M. Okumura, "Spectroscopic studies of the Jahn-Teller effect in the Ã2E" state of the nitrate radical NO3", Chem. Phys. Lett. 55 (2013): 57-63. https://doi.org/10.1016/j.cplett.2012.10.088

  12. Sprague, M.K., E.R.Garland, A.K. Mollner, C. Bloss, B.D. Bean, M.L. Weichman, L.A. Mertens, M. Okumura, and S.P. Sander. "Kinetics of n-Butoxy and 2-Pentoxy Isomerization and Detection of Primary Products by Infrared Cavity Ringdown Spectroscopy," J. Phys. Chem. A 116 (2012): 6327–6340. https://doi.org/10.1021/jp212136r 

  13. Yeung, L.Y., M. Okumura, J. Zhang, T.K. Minton, J.T. Paci, A. Karton, J.M.L. Martin, J.P. Camden, G.C. Schatz, "O(3P) + CO2 collisions at hyperthermal energies: Dynamics of nonreactive scattering, oxygen isotope exchange, and oxygen-atom abstraction," J. Phys. Chem. A 116 (2012): 64–84. https://doi.org/10.1021/jp2080379

  14. Long, D.A., A. Cygan, R.D. van Zee, M. Okumura, C.E. Miller, D. Lisak, J.T. Hodges, "Frequency-stabilized cavity ring-down spectroscopy", Chem. Phys. Lett. 105 (2011): 471-477. https://doi.org/10.1016/j.cplett.2012.03.035

  15. Long, D.A., D.K. Havey, S.S. Yu, M. Okumura, C.E. Miller, J.T. Hodges, "O2 A-band line parameters to support atmospheric remote sensing. Part II: The rare isotopologues," J. Quant. Spectrosc. Radiat. Transfer 112 (2011): 2527-2541. https://doi.org/10.1016/j.jqsrt.2011.07.002

  16. Long, D.A., K. Bielska, D. Lisak, D.K. Havey, M. Okumura, C.E. Miller, J.T. Hodges. "The air-broadened, near-infrared CO2 line shape in the spectrally isolated regime: Evidence of simultaneous Dicke narrowing and speed dependence," J. Chem. Phys. 135 (2011): 064308.  https://doi.org/10.1063/1.3624527

  17. Long, D.A., M. Okumura, C.E. Miller, J.T. Hodges. "Frequency-Stabilized Cavity Ring-Down Spectroscopy Measurements of Carbon Dioxide Isotopic Ratios," Appl. Phys. B 105 (2011) 471-477. https://doi.org/10.1007/s00340-011-4518-z 

prior to 2011

  1. Mollner, A.K., S. Valluvadasan, L. Feng, M.K. Sprague, M. Okumura, D.B. Milligan, W.J. Bloss, S.P. Sander, P.T. Martien, R.A. Harley, A.B. McCoy, and W.P.L. Carter, "Rate of Gas Phase Association of Hydroxyl Radical and Nitrogen Dioxide," Science 330 (2010): 646-649. https://doi.org/10.1126/science.1193030

  2. Noell, A.C., L.S. Alconcel, D.J. Robichaud, M. Okumura, and S. P. Sander. "Near-Infrared Kinetic Spectroscopy of the HO2 and C2H5O2 Self-Reactions and Cross Reactions," J. Phys. Chem. A 114 (2010): 6983-6995. https://doi.org/10.1021/jp912129j

  3. Long, D.A., D.K. Havey, M. Okumura, C.E. Miller, and J.T. Hodges "O2 A-Band Line Parameters to Support Atmospheric Remote Sensing," J. Quant. Spectrosc. Radiat. Transfer 111 (2010) 2021-2036. https://doi.org/10.1016/j.jqsrt.2010.05.011

  4. Long, D.A., D.K. Havey, M. Okumura, C.E. Miller, and J.T. Hodges "Cavity ring-down spectroscopy measurements of sub-Doppler hyperfine structure," Phys. Rev. A 81 (2010): 064502. https://doi.org/10.1103/PhysRevA.81.064502 

  5. Wild, D.A., K.T. Kuwata, C.K. Wong, J.D. Lobo, A. Deev, T.S. Schindler, M. Okumura, and E.J. Bieske, "Infrared spectra of mass-selected Br--(NH3)n and I--NH3 clusters," J. Phys. Chem. A 114 (2010): 4762-4769. https://doi.org/10.1021/jp909237n

  6. McCoy, A.B., M.K. Sprague, and M. Okumura, "The role of torsion/torsion coupling in the vibrational spectrum of cis-cis HOONO," J. Phys. Chem. A 114 (2010): 1324-1333. https://doi.org/10.1021/jp905731h

  7. Robichaud, D.J., L.Y. Yeung, D.A. Long, M. Okumura, D.K. Havey, J.T. Hodges, C.E. Miller, and L.R. Brown, "Experimental line parameters of the b1Σg+ ← X3Σg- band of oxygen isotopologues at 760 nm using Frequency-Stabilized Cavity Ring-Down Spectroscopy," J. Phys. Chem. A 113 (2009): 13089-13099. https://doi.org/10.1021/jp901127h

  8. Havey, D.K., D.A. Long, M. Okumura, C.E. Miller, and J.T. Hodges,"Ultra-Sensitive Optical Measurements of High-J Transitions in the O2 A-band," Chem. Phys. Lett. 483 (2009): 49-54. https://doi.org/10.1016/j.cplett.2009.10.067

  9. Long, D.A., D.K. Havey, M. Okumura, H.M. Pickett, C.E. Miller, and J.T. Hodges, "Laboratory measurements and theoretical calculations of O2 A-band electric quadrupole transitions," Phys. Rev. A.80 (2009): 042513. https://doi.org/10.1103/PhysRevA.80.042513 

  10. Yeung, L.Y., M. Okumura, J.T. Paci, G.C. Schatz, J. Zhang, and T.K. Minton, "Hyperthermal O-Atom Exchange Reaction O2 + CO2 through a CO4 Intermediate," J. Am. Chem. Soc. 131 (2009): 13940-13942. https://doi.org/10.1021/ja903944k

  11. Huntington, K.W., J.M. Eiler, H.P. Affek, W. Guo, M. Bonafacie, L.Y. Yeung, N. Thiagarajan, B. Passey, A. Tripati, M. Daëron, R. Came, "Methods and limitations of ‘clumped' CO2 isotope (&Delta47) analysis by gas source isotope ratio mass spectrometry," J. Mass Spectrom. 44 (2009): 1318-1329.  https://doi.org/10.1002/jms.1614

  12. Yeung, L.Y., H.P. Affek, K.J. Hoag, W. Guo, A.A. Wiegel, E.L. Atlas, S.M. Schauffler, M. Okumura, K.A. Boering, and J.M. Eiler, "Large and unexpected enrichment in stratospheric 16O13C18O and its meridional variation," Proc. Natl. Acad. Sci. USA 106 (2009): 11496-11501. https://doi.org/10.1073/pnas.0902930106

  13. Stanton, J.F. and M. Okumura, "On the vibronic level structure in the NO3 radical: Part III. Observation of intensity borrowing via ground state mixing," Phys. Chem. Chem. Phys. 11 (2009): 4742-4744. https://doi.org/10.1039/B902252J

  14. Spencer, K.M., D.C. McCabe, J.D. Crounse, J.R. Olson, J.H. Crawford, A.J. Weinheimer, D.J. Knapp, D.D. Montzka, C.A. Cantrell, R.S. Anderson, R.L. Mauldin III, and P.O. Wennberg, "Inferring ozone production in an urban atmosphere using measurements of peroxynitric acid," Atmos. Chem. Phys. 9 (2009): 3697-3707. https://doi.org/10.5194/acp-9-3697-2009

  15. Robichaud, D.J., J.T. Hodges, P. Maslowski, L.Y. Yeung, M. Okumura, C.E. Miller, and L.R. Brown, "High-Accuracy Transition Frequencies for the O2 A-Band," J. Mol. Spec. 251 (2008): 27-37. https://doi.org/10.1016/j.jms.2007.12.008

  16. Robichaud, D.J., J.T. Hodges, L.R. Brown, D. Lisak, P. Maslowski, L.Y. Yeung, M. Okumura, and C. E. Miller, "Experimental intensity and line shape parameters of the oxygen A-band using frequency-stabilized cavity ring-down spectroscopy," J. Mol. Spec. 248 (2008): 1-13.

  17. Robichaud, D.J., J.T. Hodges, D. Lisak, C.E. Miller, and M. Okumura. "High-precision pressure shifting measurement technique using frequency-stabilized cavity ring-down spectroscopy," J. Quant. Spectro. Rad. Transfer 109 (2008): 435-444.