دورية أكاديمية

Kinetic investigation of para -nitrophenol reduction with photodeposited platinum nanoparticles onto tunicate cellulose.

التفاصيل البيبلوغرافية
العنوان: Kinetic investigation of para -nitrophenol reduction with photodeposited platinum nanoparticles onto tunicate cellulose.
المؤلفون: Thiel TA; Technische Universität Berlin, Department of Chemistry TC8, Straße des 17. Juni 124 10623 Berlin Germany ms@chem.tu-berlin.de.; Leibniz Institute for Catalysis Albert-Einstein-Straße 29a 18059 Rostock Germany., Zhang X; Institute for Solar Fuels, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH Hahn-Meitner-Platz 1 14109 Berlin Germany., Radhakrishnan B; Institute for Solar Fuels, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH Hahn-Meitner-Platz 1 14109 Berlin Germany., van de Krol R; Institute for Solar Fuels, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH Hahn-Meitner-Platz 1 14109 Berlin Germany., Abdi FF; Institute for Solar Fuels, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH Hahn-Meitner-Platz 1 14109 Berlin Germany., Schroeter M; Institute for Active Polymers, Helmholtz-Zentrum Hereon Kantstrasse 55 14513 Teltow Germany., Schomäcker R; Technische Universität Berlin, Department of Chemistry TC8, Straße des 17. Juni 124 10623 Berlin Germany ms@chem.tu-berlin.de., Schwarze M; Technische Universität Berlin, Department of Chemistry TC8, Straße des 17. Juni 124 10623 Berlin Germany ms@chem.tu-berlin.de.
المصدر: RSC advances [RSC Adv] 2022 Oct 28; Vol. 12 (48), pp. 30860-30870. Date of Electronic Publication: 2022 Oct 28 (Print Publication: 2022).
نوع المنشور: Journal Article
اللغة: English
بيانات الدورية: Publisher: Royal Society of Chemistry Country of Publication: England NLM ID: 101581657 Publication Model: eCollection Cited Medium: Internet ISSN: 2046-2069 (Electronic) Linking ISSN: 20462069 NLM ISO Abbreviation: RSC Adv Subsets: PubMed not MEDLINE
أسماء مطبوعة: Original Publication: Cambridge [England] : Royal Society of Chemistry, [2011]-
مستخلص: Photodeposition is a specific method for depositing metallic co-catalysts onto photocatalysts and was applied for immobilizing platinum nanoparticles onto cellulose, a photocatalytically inactive biopolymer. The obtained Pt@cellulose catalysts show narrow and well-dispersed nanoparticles with average sizes between 2 and 5 nm, whereby loading, size and distribution depend on the preparation conditions. The catalysts were investigated for the hydrogenation of para -nitrophenol via transfer hydrogenation using sodium borohydride as the hydrogen source, and the reaction rate constant was determined using the pseudo-first-order reaction rate law. The Pt@cellulose catalysts are catalytically active with rate constant values k from 0.09 × 10 -3 to 0.43 × 10 -3 min -1 , which were higher than the rate constant of a commercial Pt@Al 2 O 3 catalyst ( k = 0.09 × 10 -3 min -1 ). Additionally, the Pt@cellulose catalyst can be used for electrochemical hydrogenation of para -nitrophenol where the hydrogen is electrocatalytically formed. The electrochemical hydrogenation is faster compared to the transfer hydrogenation ( k = 0.11 min -1 ).
Competing Interests: The authors declare no conflicts of interest.
(This journal is © The Royal Society of Chemistry.)
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تواريخ الأحداث: Date Created: 20221109 Latest Revision: 20221110
رمز التحديث: 20231215
مُعرف محوري في PubMed: PMC9614613
DOI: 10.1039/d2ra05507d
PMID: 36349035
قاعدة البيانات: MEDLINE
الوصف
تدمد:2046-2069
DOI:10.1039/d2ra05507d