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Electrodeposition of platinum in some amide-type ionic liquids containing Bis(acetylacetonato)platinum(II)

  • Sharmin Sultana
  • , Naoki Tachikawa
  • , Kazuki Yoshii
  • , Luca Magagnin
  • , Yasushi Katayama

研究成果: Conference contribution

抄録

Electrodeposition of platinum (Pt) from bis(acetylacetonato)platinum(II) (Pt(acac)2) has been investigated in bis(trifluoromethylsulfonyl)amide (TFSA-) ionic liquids composed of 1-butyl-1-methylpyrrolidinium (BMP+), 1-hexyl-1-methylpyrrolidinium (HMP+) and 1-decyl-1-methylpyrrolidinium (DMP+). Pt(acac)2 was found to be electrochemically reduced to Pt(0) in each ionic liquid. Reduction of Pt(acac)2 was suggested to involve formation and disproportionation of some intermediate species of Pt by cyclic voltammetry. Potentiostatic cathodic reduction at -1.7 V resulted in deposition of Pt and Pt nanoparticles dispersed in the ionic liquid. The average sizes (in diameter) of the Pt nanoparticles were found to be 2.6 ± 0.7, 4.1 ± 1.2 and 4.3 ± 0.7 nm in BMPTFSA, HMPTFSA and DMPTFSA, respectively. The average particle sizes of the Pt nanoparticles tended to increase with an increase in the alkyl chain length of the cations of the ionic liquids.

本文言語English
ホスト出版物のタイトルMolten Salts and Ionic Liquids 20
編集者L. M. Haverhals, R. A. Mantz, P. C. Trulove, M. Ueda, M. Carter, E. J. Biddinger, A. H. Suroviec, M. Reichert, F. Endres, A. Bund, A. Ispas, D. M. Fox, H. C. De Long
出版社Electrochemical Society Inc.
ページ617-625
ページ数9
15
ISBN(電子版)9781607687320, 9781607687672, 9781607687689, 9781607687696, 9781607687702, 9781607687719, 9781607687726, 9781607687733, 9781607687740, 9781607687757, 9781607687771, 9781607687788, 9781607687795, 9781607687801, 9781607687818, 9781607687825, 9781607687832, 9781607687849, 9781607687856, 9781607687863, 9781607687887, 9781607687894, 9781607687900, 9781607687917, 9781607687924, 9781607687931, 9781607687948, 9781607687955, 9781607687962, 9781607687979, 9781607687986, 9781607687993, 9781607688006, 9781607688013, 9781607688020, 9781607688037
DOI
出版ステータスPublished - 2016
イベントSymposium on Molten Salts and Ionic Liquids 20 - PRiME 2016/230th ECS Meeting - Honolulu, United States
継続期間: 2016 10月 22016 10月 7

出版物シリーズ

名前ECS Transactions
番号15
75
ISSN(印刷版)1938-6737
ISSN(電子版)1938-5862

Other

OtherSymposium on Molten Salts and Ionic Liquids 20 - PRiME 2016/230th ECS Meeting
国/地域United States
CityHonolulu
Period16/10/216/10/7

ASJC Scopus subject areas

  • 工学一般

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