Ohta K - Search Results

1

Nonpolymer Organic Solar Cells: Microscopic Phonon Control to Suppress Nonradiative Voltage Loss via Charge-Separated State.

Nagatomo T, Vats AK, Matsuo K, Oyama S, Okamoto N, Suzuki M, Koganezawa T, Fuki M, Masuo S, Ohta K, Yamada H, Kobori Y. Nagatomo T, et al. Among authors: ohta k. ACS Phys Chem Au. 2022 Dec 30;3(2):207-221. doi: 10.1021/acsphyschemau.2c00049. eCollection 2023 Mar 22. ACS Phys Chem Au. 2022. PMID: 36968446 Free PMC article.

2

Probing Charge Carrier Dynamics in Porphyrin-Based Organic Semiconductor Thin Films by Time-Resolved THz Spectroscopy.

Ohta K, Tokonami S, Takahashi K, Tamura Y, Yamada H, Tominaga K. Ohta K, et al. J Phys Chem B. 2017 Nov 2;121(43):10157-10165. doi: 10.1021/acs.jpcb.7b07025. Epub 2017 Oct 24. J Phys Chem B. 2017. PMID: 29022710

3

Several Orders of Magnitude Difference in Charge-Transfer Kinetics Induced by Localized Trapped Charges on Mixed-Halide Perovskites.

Karimata I, Ohta K, Kobori Y, Tachikawa T. Karimata I, et al. Among authors: ohta k. ACS Appl Mater Interfaces. 2018 Oct 31;10(43):37057-37066. doi: 10.1021/acsami.8b13346. Epub 2018 Oct 16. ACS Appl Mater Interfaces. 2018. PMID: 30277063

4

Microscopic Structures, Dynamics, and Spin Configuration of the Charge Carriers in Organic Photovoltaic Solar Cells Studied by Advanced Time-Resolved Spectroscopic Methods.

Ohta K, Tominaga K, Ikoma T, Kobori Y, Yamada H. Ohta K, et al. Langmuir. 2022 Jun 21;38(24):7365-7382. doi: 10.1021/acs.langmuir.2c00290. Epub 2022 Jun 8. Langmuir. 2022. PMID: 35675205 Review.

5

Ultrafast dynamics of the carbonyl stretching vibration in acetic acid in aqueous solution studied by sub-picosecond infrared spectroscopy.

Banno M, Ohta K, Tominaga K. Banno M, et al. Among authors: ohta k. J Phys Chem A. 2008 May 8;112(18):4170-5. doi: 10.1021/jp076920m. Epub 2008 Mar 29. J Phys Chem A. 2008. PMID: 18373362

6

Frequency dependence of vibrational energy relaxation and spectral diffusion of the N-H stretching band of pyrrole-base complexes in solution.

Yamaguchi S, Banno M, Ohta K, Tominaga K. Yamaguchi S, et al. Among authors: ohta k. J Phys Chem A. 2013 Jul 25;117(29):6323-31. doi: 10.1021/jp401461k. Epub 2013 Jun 7. J Phys Chem A. 2013. PMID: 23697665

7

Broadband Dielectric Spectroscopy on Lysozyme in the Sub-Gigahertz to Terahertz Frequency Regions: Effects of Hydration and Thermal Excitation.

Yamamoto N, Ohta K, Tamura A, Tominaga K. Yamamoto N, et al. Among authors: ohta k. J Phys Chem B. 2016 Jun 2;120(21):4743-55. doi: 10.1021/acs.jpcb.6b01491. Epub 2016 May 18. J Phys Chem B. 2016. PMID: 27158918

8

Rotational Dynamics of Solutes with Multiple Single Bond Axes Studied by Infrared Pump-Probe Spectroscopy.

Okuda M, Ohta K, Tominaga K. Okuda M, et al. Among authors: ohta k. J Phys Chem A. 2018 Feb 1;122(4):946-954. doi: 10.1021/acs.jpca.7b09939. Epub 2018 Jan 18. J Phys Chem A. 2018. PMID: 29278912

9

Physical Properties and Low-Frequency Polarizability Anisotropy and Dipole Responses of Phosphonium Bis(fluorosulfonyl)amide Ionic Liquids with Pentyl, Ethoxyethyl, or 2-(Ethylthio)ethyl Group.

Ando M, Ohta K, Ishida T, Koido R, Shirota H. Ando M, et al. Among authors: ohta k. J Phys Chem B. 2023 Jan 19;127(2):542-556. doi: 10.1021/acs.jpcb.2c07466. Epub 2023 Jan 5. J Phys Chem B. 2023. PMID: 36602430

10

Vibrational dynamics of acetate in D2O studied by infrared pump-probe spectroscopy.

Banno M, Ohta K, Tominaga K. Banno M, et al. Among authors: ohta k. Phys Chem Chem Phys. 2012 May 14;14(18):6359-66. doi: 10.1039/c2cp23647h. Epub 2012 Feb 22. Phys Chem Chem Phys. 2012. PMID: 22358129

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