journal article·2018-12-28

Pd Nanoparticle Catalysts Supported on Nitrogen-Functionalized Activated Carbon for Oxyanion Hydrogenation and Water Purification

Tao Ye, Nathan A. Banek, David P. Durkin, Maocong Hu, Xianqin Wang, Michael J. Wagner, Danmeng Shuai

ACS Applied Nano Materials· Volume 1· Issue 12
Publisher page

Abstract

We provide an efficient, sustainable, low-cost, and potentially scalable method to prepare N-functionalized activated carbon (AC) for Pd-based catalysis with improved performance for water purification. N-functionalized AC supports were realized via “soft nitriding”, that is, low temperature heating of a urea–AC mixture, and Pd nanoparticles with a significantly increased number of surface Pd(0) sites were achieved on the supports. Moreover, Pd nanoparticles were preferentially loaded near the (treated) AC exterior surface. N-functionalization improved nitrite and bromate hydrogenation kinetics but not for chlorite and chlorate, suggesting that different mechanisms determine the reaction activity of these oxyanions.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Nanomaterials for catalytic reactions · Ammonia Synthesis and Nitrogen Reduction · Advanced Photocatalysis Techniques

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Department of Civil and Environmental Engineering, The George Washington University, Washington, D.C. 20052, United States

Department of Chemistry, The George Washington University, Washington, D.C. 20052, United States

Department of Chemistry, United States Naval Academy, Annapolis, Maryland 21402, United States

Department of Chemical, Biological and Pharmaceutical Engineering, New Jersey Institute of Technology, Newark, New Jersey 07102, United States

Funding

Division of Chemical, Bioengineering, Environmental, and Transport Systems

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