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Items: 11


Plastic/Ferroelectric Crystals with Easily Switchable Polarization: Low-Voltage Operation, Unprecedentedly High Pyroelectric Performance, and Large Piezoelectric Effect in Polycrystalline Forms.

Harada J, Kawamura Y, Takahashi Y, Uemura Y, Hasegawa T, Taniguchi H, Maruyama K.

J Am Chem Soc. 2019 Jun 12;141(23):9349-9357. doi: 10.1021/jacs.9b03369. Epub 2019 Jun 4.


Photoinduced anisotropic distortion as the electron trapping site of tungsten trioxide by ultrafast W L1-edge X-ray absorption spectroscopy with full potential multiple scattering calculations.

Koide A, Uemura Y, Kido D, Wakisaka Y, Takakusagi S, Ohtani B, Niwa Y, Nozawa S, Ichiyanagi K, Fukaya R, Adachi SI, Katayama T, Togashi T, Owada S, Yabashi M, Yamamoto Y, Katayama M, Hatada K, Yokoyama T, Asakura K.

Phys Chem Chem Phys. 2019 Apr 16. doi: 10.1039/c9cp01332f. [Epub ahead of print]


Development of Surface Fluorescence X-Ray Absorption Fine Structure Spectroscopy Using a Laue-Type Monochromator.

Wakisaka Y, Kido D, Uehara H, Yuan Q, Feiten FE, Mukai S, Takakusagi S, Uemura Y, Yokoyama T, Wada T, Uo M, Sekizawa O, Uruga T, Iwasawa Y, Asakura K.

Chem Rec. 2019 Jul;19(7):1157-1165. doi: 10.1002/tcr.201800020. Epub 2018 Aug 8. Review.


Capturing local structure modulations of photoexcited BiVO4 by ultrafast transient XAFS.

Uemura Y, Kido D, Koide A, Wakisaka Y, Niwa Y, Nozawa S, Ichiyanagi K, Fukaya R, Adachi SI, Katayama T, Togashi T, Owada S, Yabashi M, Hatada K, Iwase A, Kudo A, Takakusagi S, Yokoyama T, Asakura K.

Chem Commun (Camb). 2017 Jun 29;53(53):7314-7317. doi: 10.1039/c7cc02201h.


In situ study of oxidation states of platinum nanoparticles on a polymer electrolyte fuel cell electrode by near ambient pressure hard X-ray photoelectron spectroscopy.

Takagi Y, Wang H, Uemura Y, Nakamura T, Yu L, Sekizawa O, Uruga T, Tada M, Samjeské G, Iwasawa Y, Yokoyama T.

Phys Chem Chem Phys. 2017 Feb 22;19(8):6013-6021. doi: 10.1039/c6cp06634h.


Dynamics of Photoelectrons and Structural Changes of Tungsten Trioxide Observed by Femtosecond Transient XAFS.

Uemura Y, Kido D, Wakisaka Y, Uehara H, Ohba T, Niwa Y, Nozawa S, Sato T, Ichiyanagi K, Fukaya R, Adachi S, Katayama T, Togashi T, Owada S, Ogawa K, Yabashi M, Hatada K, Takakusagi S, Yokoyama T, Ohtani B, Asakura K.

Angew Chem Int Ed Engl. 2016 Jan 22;55(4):1364-7. doi: 10.1002/anie.201509252. Epub 2015 Dec 10.


Deprotonation of a dinuclear copper complex of 3,5-diamino-1,2,4-triazole for high oxygen reduction activity.

Kato M, Kimijima K, Shibata M, Notsu H, Ogino K, Inokuma K, Ohta N, Uehara H, Uemura Y, Oyaizu N, Ohba T, Takakusagi S, Asakura K, Yagi I.

Phys Chem Chem Phys. 2015 Apr 14;17(14):8638-41. doi: 10.1039/c4cp05595k. Epub 2015 Mar 11.


In situ back-side illumination fluorescence XAFS (BI-FXAFS) studies on platinum nanoparticles deposited on a HOPG surface as a model fuel cell: a new approach to the Pt-HOPG electrode/electrolyte interface.

Uehara H, Uemura Y, Ogawa T, Kono K, Ueno R, Niwa Y, Nitani H, Abe H, Takakusagi S, Nomura M, Iwasawa Y, Asakura K.

Phys Chem Chem Phys. 2014 Jul 21;16(27):13748-54. doi: 10.1039/c4cp00265b. Epub 2014 Apr 30.


Performance and characterization of a Pt-Sn(oxidized)/C cathode catalyst with a SnO2-decorated Pt3Sn nanostructure for oxygen reduction reaction in a polymer electrolyte fuel cell.

Samjeské G, Nagamatsu S, Takao S, Nagasawa K, Imaizumi Y, Sekizawa O, Yamamoto T, Uemura Y, Uruga T, Iwasawa Y.

Phys Chem Chem Phys. 2013 Oct 28;15(40):17208-18. doi: 10.1039/c3cp52323c.


Formation and oxidation mechanisms of Pd-Zn nanoparticles on a ZnO supported Pd catalyst studied by in situ time-resolved QXAFS and DXAFS.

Uemura Y, Inada Y, Niwa Y, Kimura M, Bando KK, Yagishita A, Iwasawa Y, Nomura M.

Phys Chem Chem Phys. 2012 Feb 21;14(7):2152-8. doi: 10.1039/c1cp22466b. Epub 2011 Oct 13.


In situ time-resolved DXAFS for the determination of kinetics of structural changes of H-ZSM-5-supported active Re-cluster catalyst in the direct phenol synthesis from benzene and O2.

Tada M, Uemura Y, Bal R, Inada Y, Nomura M, Iwasawa Y.

Phys Chem Chem Phys. 2010 Jun 7;12(21):5701-6. doi: 10.1039/c000843p. Epub 2010 Apr 6.


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