Radiolytic synthesis of carbon-supported PtRu nanoparticles using high-energy electron beam: Effect of pH control on the PtRu mixing state and the methanol oxidation activity

Journal of Nanoparticle Research

Volumn 15, Issue 5, 2013, Pages

  Ohkubo, Yuji ^a   Kageyama, Satoru ^a   Seino, Satoshi ^a   Nakagawa, Takashi ^a   Kugai, Junichiro ^a   Nitani, Hiroaki ^b   Ueno, Koji ^c   Yamamoto, Takao A ^a  

^a OSAKA UNIVERSITY   (Japan)

^b INSTITUTE OF MATERIALS STRUCTURE SCIENCE   (Japan)

^c Japan Electron Beam Irradiation Service Ltd   (Japan)

Author keywords

Direct methanol fuel cell; Methanol oxidation activity; pH control; PtRu; Radiolytic synthesis

Indexed keywords

ABSORPTION SPECTROSCOPY; ATOMIC EMISSION SPECTROSCOPY; BINARY ALLOYS; CARBON; CATALYST ACTIVITY; CATALYTIC OXIDATION; CHELATION; COMPLEXATION; DIRECT METHANOL FUEL CELLS (DMFC); ELECTRODES; ELECTRON BEAMS; ELECTRONS; FLUORESCENCE SPECTROSCOPY; HIGH RESOLUTION TRANSMISSION ELECTRON MICROSCOPY; INDUCTIVELY COUPLED PLASMA; IRRADIATION; METHANOL; METHANOL FUELS; MIXING; NANOPARTICLES; OXIDATION; PH EFFECTS; RADIOLYSIS; RUTHENIUM ALLOYS; SPECTROMETRY; SYNTHESIS (CHEMICAL); X RAY ABSORPTION;

INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION SPECTROMETRY; METHANOL OXIDATION; METHANOL OXIDATION CURRENTS; PH CONTROL; PTRU; RADIOLYTIC SYNTHESIS; X RAY FLUORESCENCE SPECTROMETRY; X-RAY ABSORPTION FINE STRUCTURE TECHNIQUES;

PLATINUM ALLOYS;

CARBON; CHELATING AGENT; METHANOL; PLATINUM NANOPARTICLE; PLATINUM RUTHENIUM NANOPARTICLE; RUTHENIUM; UNCLASSIFIED DRUG;

ARTICLE; ATOMIC EMISSION SPECTROMETRY; CATALYSIS; DISPERSION; ELECTRON BEAM; GRAIN; OXIDATION; PARTICLE SIZE; PH; POTENTIOMETRY; PRIORITY JOURNAL; RADIOLYSIS; TRANSMISSION ELECTRON MICROSCOPY; X RAY ABSORPTION SPECTROSCOPY; X RAY FLUORESCENCE;

EID: 84875547586     PISSN: 13880764     EISSN: 1572896X     Source Type: Journal    
DOI: 10.1007/s11051-013-1597-2     Document Type: Article

References (18)

1. Belloni J (2006) Nucleation, growth and properties of nanoclusters studied by radiation chemistry: application to catalysis. Catal Today 113:141-156. doi: 10.1016/j.cattod.2005.11.082
2. Hamnett A, Kennedy BJ (1998) Bimetallic carbon supported anodes for the direct methanol-air fuel cell. Electrochem Acta 33:1613-1618. doi: 10.1016/0013-4686(88)80233-0
3. Kageyama S, Seino S, Nakagawa T, Nitani H, Ueno K, Daimon H, Yamamoto TA (2011) Formation of PtRu alloy nanoparticle catalyst by radiolytic process assisted by addition of dl-tartaric acid and its enhanced methanol oxidation activity. J Nanopart Res 13:5275-5287. doi: 10.1007/s11051-011-0513-x
4. Kageyama S, Murakami A, Ichikawa S, Seino S, Nakagawa T, Daimon H, Ohkubo Y, Kugai J, Yamamoto TA (2012) Enhanced electrochemical stability of PtRuAu/C catalyst synthesized by radiolytic process. J Mater Res 27:1037-1045. doi: 10.1557/jmr.2012.65
5. Kageyama S, Sugano Y, Hamaguchi Y, Kugai J, Ohkubo Y, Seino S, Nakagawa T, Ichikawa S, Yamamoto TA (2013) Mater Res Bullet 48:1347-1351. doi: 10.1016/j.materresbull.2012.11.028
6. Nakagawa T, Nitani H, Tanabe S, Okitsu K, Seino S, Mizukoshi Y, Yamamoto TA (2005) Structure analysis of sonochemically prepared Au/Pd nanoparticles dispersed in porous silica matrix. Ultrason Sonochem 12:249-254. doi: 10.1016/j.ultsonch.2004.02.002
7. Newville M, Ravel B, Haskel D, Rehr JJ, Stern EA, Yacoby Y (1995) Analysis of multiple-scattering XAFS data using theoretical standards. Phys B Phys Condens Matter 208-209:154-156. doi: 10.1016/0921-4526(94)00655-F
8. 3 particles. J Nanopart Res 8:951-958. doi: 10.1007/s11051-005-9048-3
9. Nitani H, Nakagawa T, Daimon H, Kurobe Y, Ono T, Honda Y, Koizumi A, Seino S, Yamamoto TA (2007) Methanol oxidation catalysis and structure of PtRu bimetallic nanoparticles. Appl Catal A Gen 326:194-201. doi: 10.1016/j.apcata.2007.04.018
10. Ohkubo Y, Shibata M, Kageyama S, Seino S, Nakagawa T, Kugai J, Yamamoto TA (2011) Radiation induced synthesis of Au-Pd nanoparticles of random alloy structure supported on carbon particles using the high energy electron beam. Mater Lett 65:2165-2167. doi: 10.1016/j.matlet.2011.04.023
11. Ravel B, Newville M (2005) ATHENA, ARTEMIS, HEPHAESTUS: data analysis for X-ray absorption spectroscopy using IFEFFIT. J Synchrotron Radiat 12:537-541. doi: 10.1107/S0909049505012719
12. Rehr JJ, Albers RC (2000) Theoretical approaches to X-ray absorption fine structure. Rev Mod Phys 72:621-654. doi: 10.1103/RevModPhys.72.621
13. Schnetder D, Esch U (1944) Das System Kupfer-Platin. Zeitschrift für Elektrochemie und Angewandte Physikalische Chemie 50:290-301. doi: 10.1002/bbpc.19440501109
14. Seino S, Kinoshita T, Nakagawa T, Kojima T, Taniguci R, Okuda S, Yamamoto TA (2008) Radiation induced synthesis of gold/iron-oxide composite nanoparticles using high energy electron beam. J Nanopart Res 10:1071-1076. doi: 10.1007/s11051-007-9334-3
15. Vegard L (1921) Die Konstitution der Mischkristalle und die Raumfüllung der Atome. Zeitschrift für Physik 5:17-26. doi: 10.1007/BF01327675
16. Watanabe M, Motoo S (1975) Electrocatalysis by ad-atoms. Part II. Enhancement of oxidation of methanol on platinum by ruthenium ad-atoms. J Electroanal Chem 60:267-273
17. Yamamoto TA, Nakagawa T, Seino S, Nitani H (2010) Bimetallic nanoparticles of PtM(M = Au, Cu, Ni) supported on iron oxide: radiolytic synthesis and CO oxidation catalysis. Appl Catal A Gen 387:195-202. doi: 10.1016/j.apcata.2010.08.020
18. Yamamoto TA, Kageyama S, Seino S, Nitani H, Nakagawa T, Horioka R, Honda Y, Ueno K, Daimon H (2011) Methanol oxidation catalysis and substructure of PtRu/C bimetallic nanoparticles synthesized by a radiolytic process. Appl Catal A Gen 396:68-75. doi: 10.1016/j.apcata.2011.01.037