Pd-Pt Bimetallic Nanodendrites with High Activity for Oxygen
2009年5月14日 · We synthesized Pd-Pt bimetallic nanodendrites consisting of a dense array of Pt branches on a Pd core by reducing K 2 PtCl 4 with L-ascorbic acid in the presence of uniform …
Investigation of the evolution of Pd-Pt supported on ceria for
2022年8月29日 · In situ studies and HRTEM observations reveal the presence of a highly dynamic structure in the mechanically synthesized catalysts with a modulated Pd/PdO ratio, …
The promotion effect of π-π interactions in Pd NPs catalysed
2022年4月1日 · With acetophenone (AP) hydrogenation as a model reaction, systematic studies imply that the π-π interaction of AP and pyrene rings in the vicinity of Pd NPs could …
Growth of Pt–Pd Nanoparticles Studied In Situ by HRTEM in a …
The growth of Pt–Pd nanoparticles from organometallic precursors is studied in situ in real time by HRTEM in a graphene oxide liquid cell. The reduction of the metal precursors is induced by …
Tunable intrinsic strain in two-dimensional transition metal ...
2019年2月22日 · We then validated the predicted intrinsic strain levels by synthesizing ultrathin Pd nanosheets with atomic-level control over the thickness and by using aberration-corrected …
HRTEM Study of Desulfurization of Pt- and Pd-Rich Sulfides from …
2025年1月12日 · Starting from magmatic Pt-Pd-rich sulfides (with Ni and Fe in solid solution), we observed their progressive transformation into (1) nanoporous cores of S-depleted Pt (-Pd-Ni …
We synthesized Pd-Pt bimetallic nanodendrites consisting of a dense array of Pt branches on a Pd core by reducing K2PtCl4 with L-ascorbic acid in the presence of uniform Pd nanocrystal …
TEM and HRTEM images of the catalysts with different Pt to Pd …
In this paper, we present a simple and facile strategy to prepare highly uniform Pd-Pt alloy nanoparticles (NPs) with different Pt/Pd molar ratios on 1-pyrenecarboxylic acid (PCA) …
HRTEM在液体细胞中原位研究Pt-Pd纳米颗粒的生长
2014年6月4日 · 通过HRTEM在氧化石墨烯液体池中实时研究了有机金属前体中Pt-Pd纳米粒子的生长。 金属前体的还原是由电子束引起的。 在生长过程中，粒子会重新排列其内部结构，以形 …
Growth of Pt-Pd Nanoparticles Studied In Situ by HRTEM in a
2014年6月19日 · The growth of Pt-Pd nanoparticles from organometallic precursors is studied in situ in real time by HRTEM in a graphene oxide liquid cell. The reduction of the metal …