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Items: 1 to 50 of 75

1.

Solid Film Formation at the Tetradecane/Aqueous Hexadecyltrimethylammonium Bromide Solution Interface Studied by Interfacial Tensiometry and X-ray Reflectometry.

Hayase H, Imai Y, Ina T, Nitta K, Tanida H, Uruga T, Takiue T.

J Phys Chem B. 2019 Jun 27;123(25):5377-5383. doi: 10.1021/acs.jpcb.9b04650. Epub 2019 Jun 18.

PMID:
31242741
2.

An Integrated Single-Electrode Method Reveals the Template Roles of Atomic Steps: Disturb Interfacial Water Networks and Thus Affect the Reactivity of Electrocatalysts.

Zhao X, Gunji T, Kaneko T, Yoshida Y, Takao S, Higashi K, Uruga T, He W, Liu J, Zou Z.

J Am Chem Soc. 2019 May 29;141(21):8516-8526. doi: 10.1021/jacs.9b02049. Epub 2019 May 10.

PMID:
31050410
3.

SPring-8 BL36XU: Synchrotron Radiation X-Ray-Based Multi-Analytical Beamline for Polymer Electrolyte Fuel Cells under Operating Conditions.

Uruga T, Tada M, Sekizawa O, Takagi Y, Yokoyama T, Iwasawa Y.

Chem Rec. 2019 Jul;19(7):1444-1456. doi: 10.1002/tcr.201800193. Epub 2019 Mar 25. Review.

PMID:
30908882
4.

Operando XAFS Imaging of Distribution of Pt Cathode Catalysts in PEFC MEA.

Matsui H, Maejima N, Ishiguro N, Tan Y, Uruga T, Sekizawa O, Sakata T, Tada M.

Chem Rec. 2019 Jul;19(7):1380-1392. doi: 10.1002/tcr.201800123. Epub 2018 Oct 30. Review.

PMID:
30375154
5.

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.

PMID:
30088337
6.

Observation of Degradation of Pt and Carbon Support in Polymer Electrolyte Fuel Cell Using Combined Nano-X-ray Absorption Fine Structure and Transmission Electron Microscopy Techniques.

Takao S, Sekizawa O, Samjeské G, Kaneko T, Higashi K, Yoshida Y, Zhao X, Sakata T, Yamamoto T, Gunji T, Uruga T, Iwasawa Y.

ACS Appl Mater Interfaces. 2018 Aug 22;10(33):27734-27744. doi: 10.1021/acsami.8b04407. Epub 2018 Aug 13.

PMID:
30044074
7.

Slow Magnetic Relaxation in a Palladium-Gadolinium Complex Induced by Electron Density Donation from the Palladium Ion.

Izuogu DC, Yoshida T, Zhang H, Cosquer G, Katoh K, Ogata S, Hasegawa M, Nojiri H, Damjanović M, Wernsdorfer W, Uruga T, Ina T, Breedlove BK, Yamashita M.

Chemistry. 2018 Jul 2;24(37):9285-9294. doi: 10.1002/chem.201800699. Epub 2018 Jun 7.

PMID:
29663534
8.

Ambient Pressure Hard X-ray Photoelectron Spectroscopy for Functional Material Systems as Fuel Cells under Working Conditions.

Takagi Y, Uruga T, Tada M, Iwasawa Y, Yokoyama T.

Acc Chem Res. 2018 Mar 20;51(3):719-727. doi: 10.1021/acs.accounts.7b00563. Epub 2018 Mar 6.

PMID:
29509021
9.

Dynamic Behavior of Rh Species in Rh/Al2O3 Model Catalyst during Three-Way Catalytic Reaction: An Operando X-ray Absorption Spectroscopy Study.

Asakura H, Hosokawa S, Ina T, Kato K, Nitta K, Uera K, Uruga T, Miura H, Shishido T, Ohyama J, Satsuma A, Sato K, Yamamoto A, Hinokuma S, Yoshida H, Machida M, Yamazoe S, Tsukuda T, Teramura K, Tanaka T.

J Am Chem Soc. 2018 Jan 10;140(1):176-184. doi: 10.1021/jacs.7b07114. Epub 2017 Dec 26.

PMID:
29224338
10.

Atomic layer doping of Mn magnetic impurities from surface chains at a Ge/Si hetero-interface.

Murata K, Kirkham C, Tsubomatsu S, Kanazawa T, Nitta K, Terada Y, Uruga T, Nittoh KI, Bowler DR, Miki K.

Nanoscale. 2017 Dec 21;10(1):295-301. doi: 10.1039/c7nr07177a.

PMID:
29210403
11.

Non-contact electric potential measurements of electrode components in an operating polymer electrolyte fuel cell by near ambient pressure XPS.

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

Phys Chem Chem Phys. 2017 Nov 22;19(45):30798-30803. doi: 10.1039/c7cp05436j.

PMID:
29134220
12.

Disappearance of the Superionic Phase Transition in Sub-5 nm Silver Iodide Nanoparticles.

Yamamoto T, Kobayashi H, Kumara LSR, Sakata O, Nitta K, Uruga T, Kitagawa H.

Nano Lett. 2017 Sep 13;17(9):5273-5276. doi: 10.1021/acs.nanolett.7b01535. Epub 2017 Aug 14.

PMID:
28805393
13.

Operando 3D Visualization of Migration and Degradation of a Platinum Cathode Catalyst in a Polymer Electrolyte Fuel Cell.

Matsui H, Ishiguro N, Uruga T, Sekizawa O, Higashi K, Maejima N, Tada M.

Angew Chem Int Ed Engl. 2017 Aug 1;56(32):9371-9375. doi: 10.1002/anie.201703940. Epub 2017 Jul 6.

PMID:
28620952
14.

Dopant activation mechanism of Bi wire-δ-doping into Si crystal, investigated with wavelength dispersive fluorescence x-ray absorption fine structure and density functional theory.

Murata K, Kirkham C, Shimomura M, Nitta K, Uruga T, Terada Y, Nittoh KI, Bowler DR, Miki K.

J Phys Condens Matter. 2017 Apr 20;29(15):155001. doi: 10.1088/1361-648X/aa6180. Epub 2017 Feb 20.

PMID:
28218893
15.

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.

PMID:
28184398
16.

Atomic scattering factor of the ASTRO-H (Hitomi) SXT reflector around the gold's L edges.

Kikuchi N, Kurashima S, Ishida M, Iizuka R, Maeda Y, Hayashi T, Okajima T, Matsumoto H, Mitsuishi I, Saji S, Sato T, Tachibana S, Mori H, Christensen F, Brejnholt N, Nitta K, Uruga T.

Opt Express. 2016 Oct 31;24(22):25548-25564. doi: 10.1364/OE.24.025548.

PMID:
27828493
17.

Hofmeister Anion Effects on Protein Adsorption at an Air-Water Interface.

Yano YF, Kobayashi Y, Ina T, Nitta K, Uruga T.

Langmuir. 2016 Sep 27;32(38):9892-8. doi: 10.1021/acs.langmuir.6b02352. Epub 2016 Sep 12.

PMID:
27575543
18.

Imaging of Oxygen Diffusion in Individual Platinum/Ce2 Zr2 Ox Catalyst Particles During Oxygen Storage and Release.

Matsui H, Ishiguro N, Enomoto K, Sekizawa O, Uruga T, Tada M.

Angew Chem Int Ed Engl. 2016 Sep 19;55(39):12022-5. doi: 10.1002/anie.201606046. Epub 2016 Aug 30.

PMID:
27574097
19.

Surface-Regulated Nano-SnO2/Pt3Co/C Cathode Catalysts for Polymer Electrolyte Fuel Cells Fabricated by a Selective Electrochemical Sn Deposition Method.

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

J Am Chem Soc. 2015 Oct 14;137(40):12856-64. doi: 10.1021/jacs.5b04256. Epub 2015 Oct 5.

PMID:
26412503
20.

Formation and nitrile hydrogenation performance of Ru nanoparticles on a K-doped Al2O3 surface.

Muratsugu S, Kityakarn S, Wang F, Ishiguro N, Kamachi T, Yoshizawa K, Sekizawa O, Uruga T, Tada M.

Phys Chem Chem Phys. 2015 Oct 14;17(38):24791-802. doi: 10.1039/c5cp03456f.

PMID:
26344789
21.

Effect of Hydrophobic Chain Structure on Phase Transition and Domain Formation of Hybrid Alcohol Films Adsorbed at the Hexane/Water Interface.

Mitani K, Imai Y, Ina T, Nitta K, Tanida H, Uruga T, Matsubara H, Aratono M, Takiue T.

J Phys Chem B. 2015 Sep 24;119(38):12436-45. doi: 10.1021/acs.jpcb.5b07632. Epub 2015 Sep 10.

PMID:
26308905
22.

Same-View Nano-XAFS/STEM-EDS Imagings of Pt Chemical Species in Pt/C Cathode Catalyst Layers of a Polymer Electrolyte Fuel Cell.

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

J Phys Chem Lett. 2015 Jun 4;6(11):2121-6. doi: 10.1021/acs.jpclett.5b00750. Epub 2015 May 26.

PMID:
26266513
23.

Study of band inversion in the PbxSn1-xTe class of topological crystalline insulators using x-ray absorption spectroscopy.

Mitrofanov KV, Kolobov AV, Fons P, Krbal M, Tominaga J, Uruga T.

J Phys Condens Matter. 2014 Nov 26;26(47):475502. doi: 10.1088/0953-8984/26/47/475502. Epub 2014 Oct 30.

PMID:
25355606
24.

Mapping platinum species in polymer electrolyte fuel cells by spatially resolved XAFS techniques.

Takao S, Sekizawa O, Nagamatsu S, Kaneko T, Yamamoto T, Samjeské G, Higashi K, Nagasawa K, Tsuji T, Suzuki M, Kawamura N, Mizumaki M, Uruga T, Iwasawa Y.

Angew Chem Int Ed Engl. 2014 Dec 15;53(51):14110-4. doi: 10.1002/anie.201408845. Epub 2014 Oct 22.

PMID:
25338523
25.

Effect of molecular orientation on monolayer and multilayer formations of fluorocarbon alcohol and fluorocarbon-α,ω-diol mixture at the hexane/water interface.

Fukuhara R, Tanida H, Nitta K, Ina T, Uruga T, Matsubara H, Aratono M, Takiue T.

J Phys Chem B. 2014 Oct 30;118(43):12451-61. doi: 10.1021/jp507049z. Epub 2014 Oct 17.

PMID:
25280128
26.

Visualization of the heterogeneity of cerium oxidation states in single Pt/Ce₂Zr₂O(x) catalyst particles by nano-XAFS.

Ishiguro N, Uruga T, Sekizawa O, Tsuji T, Suzuki M, Kawamura N, Mizumaki M, Nitta K, Yokoyama T, Tada M.

Chemphyschem. 2014 Jun 6;15(8):1563-8. doi: 10.1002/cphc.201400090. Epub 2014 Mar 11.

PMID:
24619885
27.

Performance and durability of Pt/C cathode catalysts with different kinds of carbons for polymer electrolyte fuel cells characterized by electrochemical and in situ XAFS techniques.

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

Phys Chem Chem Phys. 2014 Jun 7;16(21):10075-87. doi: 10.1039/c3cp54457e. Epub 2014 Feb 11.

PMID:
24513596
28.

RISING beamline (BL28XU) for rechargeable battery analysis.

Tanida H, Fukuda K, Murayama H, Orikasa Y, Arai H, Uchimoto Y, Matsubara E, Uruga T, Takeshita K, Takahashi S, Sano M, Aoyagi H, Watanabe A, Nariyama N, Ohashi H, Yumoto H, Koyama T, Senba Y, Takeuchi T, Furukawa Y, Ohata T, Matsushita T, Ishizawa Y, Kudo T, Kimura H, Yamazaki H, Tanaka T, Bizen T, Seike T, Goto S, Ohno H, Takata M, Kitamura H, Ishikawa T, Ohta T, Ogumi Z.

J Synchrotron Radiat. 2014 Jan;21(Pt 1):268-72. doi: 10.1107/S1600577513025733. Epub 2013 Nov 28.

29.

Structural kinetics of a Pt/C cathode catalyst with practical catalyst loading in an MEA for PEFC operating conditions studied by in situ time-resolved XAFS.

Ishiguro N, Saida T, Uruga T, Sekizawa O, Nagasawa K, Nitta K, Yamamoto T, Ohkoshi S, Yokoyama T, Tada M.

Phys Chem Chem Phys. 2013 Nov 21;15(43):18827-34. doi: 10.1039/c3cp52578c.

PMID:
24085156
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.

PMID:
24013494
31.

In situ observation of carrier transfer in the Mn-oxide/Nb:SrTiO3 photoelectrode by X-ray absorption spectroscopy.

Yoshida M, Yomogida T, Mineo T, Nitta K, Kato K, Masuda T, Nitani H, Abe H, Takakusagi S, Uruga T, Asakura K, Uosaki K, Kondoh H.

Chem Commun (Camb). 2013 Sep 14;49(71):7848-50. doi: 10.1039/c3cc43584a.

PMID:
23892561
32.

Network topology for the formation of solvated electrons in binary CaO-Al2O3 composition glasses.

Akola J, Kohara S, Ohara K, Fujiwara A, Watanabe Y, Masuno A, Usuki T, Kubo T, Nakahira A, Nitta K, Uruga T, Weber JK, Benmore CJ.

Proc Natl Acad Sci U S A. 2013 Jun 18;110(25):10129-34. doi: 10.1073/pnas.1300908110. Epub 2013 May 30.

33.

Synthetic studies of the spirocyclic cyclohexene part of versipelostatin, a novel GRP78/Bip molecular chaperone downregulator.

Sasaki S, Samejima S, Uruga T, Anzai K, Nishi N, Kawakita E, Takao K, Tadano K.

J Antibiot (Tokyo). 2013 Mar;66(3):147-54. doi: 10.1038/ja.2012.124. Epub 2013 Jan 30.

PMID:
23361359
34.

Multilayer formation of the fluoroalkanol-ω-hydrogenated fluorocarbon mixture at the hexane/water interface studied by interfacial tensiometry and X-ray reflection.

Takiue T, Tottori T, Tatsuta K, Matsubara H, Tanida H, Nitta K, Uruga T, Aratono M.

J Phys Chem B. 2012 Nov 26;116(46):13739-48. doi: 10.1021/jp309589f. Epub 2012 Nov 9.

PMID:
23110594
35.

4D visualization of a cathode catalyst layer in a polymer electrolyte fuel cell by 3D laminography-XAFS.

Saida T, Sekizawa O, Ishiguro N, Hoshino M, Uesugi K, Uruga T, Ohkoshi S, Yokoyama T, Tada M.

Angew Chem Int Ed Engl. 2012 Oct 8;51(41):10311-4. doi: 10.1002/anie.201204478. Epub 2012 Sep 11. No abstract available.

PMID:
22968975
36.

Quick-scanning x-ray absorption spectroscopy system with a servo-motor-driven channel-cut monochromator with a temporal resolution of 10 ms.

Nonaka T, Dohmae K, Araki T, Hayashi Y, Hirose Y, Uruga T, Yamazaki H, Mochizuki T, Tanida H, Goto S.

Rev Sci Instrum. 2012 Aug;83(8):083112. doi: 10.1063/1.4746770.

PMID:
22938279
37.

μ-XAFS of a single particle of a practical NiO(x)/Ce2Zr2O(y) catalyst.

Tada M, Ishiguro N, Uruga T, Tanida H, Terada Y, Nagamatsu S, Iwasawa Y, Ohkoshi S.

Phys Chem Chem Phys. 2011 Sep 7;13(33):14910-3. doi: 10.1039/c1cp20895k. Epub 2011 Jun 8.

PMID:
21655569
38.

Temperature dependence of multilayering at the free surface of ionic liquids probed by X-ray reflectivity measurements.

Nishi N, Uruga T, Tanida H, Kakiuchi T.

Langmuir. 2011 Jun 21;27(12):7531-6. doi: 10.1021/la200252z. Epub 2011 May 19.

PMID:
21595446
39.

An in situ quick XAFS spectroscopy study on the formation mechanism of small gold nanoparticles supported by porphyrin-cored tetradentate passivants.

Ohyama J, Teramura K, Higuchi Y, Shishido T, Hitomi Y, Aoki K, Funabiki T, Kodera M, Kato K, Tanida H, Uruga T, Tanaka T.

Phys Chem Chem Phys. 2011 Jun 21;13(23):11128-35. doi: 10.1039/c1cp20231f. Epub 2011 May 13.

PMID:
21566846
40.

Distortion-triggered loss of long-range order in solids with bonding energy hierarchy.

Kolobov AV, Krbal M, Fons P, Tominaga J, Uruga T.

Nat Chem. 2011 Apr;3(4):311-6. doi: 10.1038/nchem.1007. Epub 2011 Mar 20.

PMID:
21430691
41.

Bottom-up realization of a porous metal-organic nanotubular assembly.

Otsubo K, Wakabayashi Y, Ohara J, Yamamoto S, Matsuzaki H, Okamoto H, Nitta K, Uruga T, Kitagawa H.

Nat Mater. 2011 Apr;10(4):291-5. doi: 10.1038/nmat2963. Epub 2011 Feb 27.

PMID:
21358649
42.

Growth limits in platinum oxides formed on Pt-skin layers on Pt-Co bimetallic nanoparticles.

Imai H, Matsumoto M, Miyazaki T, Kato K, Tanida H, Uruga T.

Chem Commun (Camb). 2011 Mar 28;47(12):3538-40. doi: 10.1039/c0cc04016a. Epub 2011 Feb 11.

PMID:
21311780
43.

In situ observation of nucleation and growth process of gold nanoparticles by quick XAFS spectroscopy.

Ohyama J, Teramura K, Higuchi Y, Shishido T, Hitomi Y, Kato K, Tanida H, Uruga T, Tanaka T.

Chemphyschem. 2011 Jan 17;12(1):127-31. doi: 10.1002/cphc.201000731. Epub 2010 Dec 1. No abstract available.

PMID:
21226191
44.

Simultaneous measurement of X-ray specular reflection and off-specular diffuse scattering from liquid surfaces using a two-dimensional pixel array detector: the liquid-interface reflectometer of BL37XU at SPring-8.

Yano YF, Uruga T, Tanida H, Toyokawa H, Terada Y, Yamada H.

J Synchrotron Radiat. 2010 Jul;17(4):511-6. doi: 10.1107/S0909049510013087. Epub 2010 May 19.

PMID:
20567083
45.

Formation of chlorinated aromatics in model fly ashes using various copper compounds.

Takaoka M, Fujimori T, Shiono A, Yamamoto T, Takeda N, Oshita K, Uruga T, Sun Y, Tanaka T.

Chemosphere. 2010 Jun;80(2):144-9. doi: 10.1016/j.chemosphere.2010.04.005. Epub 2010 May 8.

PMID:
20452643
46.

Ionic multilayers at the free surface of an ionic liquid, trioctylmethylammonium bis(nonafluorobutanesulfonyl)amide, probed by x-ray reflectivity measurements.

Nishi N, Yasui Y, Uruga T, Tanida H, Yamada T, Nakayama S, Matsuoka H, Kakiuchi T.

J Chem Phys. 2010 Apr 28;132(16):164705. doi: 10.1063/1.3398029.

PMID:
20441303
47.

Toward the ultimate limit of phase change in Ge(2)Sb(2)Te(5).

Simpson RE, Krbal M, Fons P, Kolobov AV, Tominaga J, Uruga T, Tanida H.

Nano Lett. 2010 Feb 10;10(2):414-9. doi: 10.1021/nl902777z.

PMID:
20041706
48.

Driving force behind adsorption-induced protein unfolding: a time-resolved X-ray reflectivity study on lysozyme adsorbed at an air/water interface.

Yano YF, Uruga T, Tanida H, Toyokawa H, Terada Y, Takagaki M, Yamada H.

Langmuir. 2009 Jan 6;25(1):32-5. doi: 10.1021/la803235x.

PMID:
19072146
49.

Energy-Dispersive XAFS Studies on the Spontaneous Dispersion of PdO and the Formation of Stable Pd Clusters in Zeolites.

Okumura K, Yoshimoto R, Uruga T, Tanida H, Kato K, Yokota S, Niwa M.

J Phys Chem B. 2004 May 20;108(20):6250-5. doi: 10.1021/jp037187b.

PMID:
18950108
50.

Relationship between dynamic change of copper and dioxin generation in various fly ash.

Takaoka M, Shiono A, Yamamoto T, Uruga T, Takeda N, Tanaka T, Oshita K, Matsumoto T, Harada H.

Chemosphere. 2008 Aug;73(1 Suppl):S78-83. doi: 10.1016/j.chemosphere.2007.06.093. Epub 2008 Apr 28.

PMID:
18442842

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