宋元元的个人博客分享 http://blog.sciencenet.cn/u/pfdragon 我不是嘲风,我仅仅代表自己,我不代表嘲风; 我是嘲风,我用我的生命浇灌嘲风,直至生命竭尽。

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一望无际的“蓝”

已有 965 次阅读 2022-12-26 17:20 |个人分类:封面故事|系统分类:图片百科

比陆地广阔的,是无垠的海洋。比无知可怕的,是未知。旺盛的求知欲使得无数科研人员深扎第一线。投入到科学研究领域中,为了求知,也为了自己的职业理想。

前一段在Nature Catalysis上发表的关于Amorphizing noble metal chalcogenide catalysts at the single-layer limit towards hydrogen production的Yongmin He, Liren Liu, Chao Zhu, Shasha Guo, Prafful Golani, Bonhyeong Koo, Pengyi Tang, Zhiqiang Zhao, Manzhang Xu, Chao Zhu, Peng Yu, Xin Zhou, Caitian Gao, Xuewen Wang, Zude Shi, Lu Zheng, Jiefu Yang, Byungha Shin, Jordi Arbiol, Huigao Duan, Yonghua Du, Marc Heggen, Rafal E. Dunin-Borkowski, Wanlin Guo, Qi Jie Wang, Zhuhua Zhang & Zheng Liu团队便是其中一份子。


文章连接:https://www.scimage.cn/artwork/3248.html?continueFlag=b08ccc44a17e9f2cde1336608fb171c4

摘要:
Rational design of noble metal catalysts with the potential to leverage efficiency is vital for industrial applications. Such an ultimate atom-utilization efficiency can be achieved when all noble metal atoms exclusively contribute to catalysis. Here, we demonstrate the fabrication of a wafer-size amorphous PtSex film on a SiO2 substate via a low-temperature amorphization strategy, which offers single-atom-layer Pt catalysts with high atom-utilization efficiency (~26 wt%). This amorphous PtSex (1.2 < x < 1.3) behaves as a fully activated surface, accessible to catalytic reactions, and features a nearly 100% current density relative to a pure Pt surface and reliable production of sustained high-flux hydrogen over a 2 inch wafer as a proof-of-concept. Furthermore, an electrolyser is demonstrated to generate a high current density of 1,000 mA cm−2. Such an amorphization strategy is potentially extendable to other noble metals, including the Pd, Ir, Os, Rh and Ru elements, demonstrating the universality of single-atom-layer catalysts.

热烈祝贺该团队在科研道路上又收获的一枚果实。期待她们之后的表现。


<静远嘲风动漫传媒科技中心>设计制作


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静远嘲风(MY Scimage) 成立于2007年,嘲风取自中国传统文化中龙生九子,子子不同的传说,嘲风为守护屋脊之瑞兽,喜登高望远;静远取自成语“宁静致远”,登高莫忘初心,远观而不可务远。

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