面向先进功能材料组分多元化(功能互补与协同)、结构轻量化(材料、构件与装备的减重)、微纳米尺寸复合化(兼具小尺寸功能特性与大尺寸的易操控性)的发展趋势,理化所油气中心提出中空微球球壳结构分区设...
阅读全文作者简介 天津大学罗浪里课题组主要研究物质表界面的原位动态结构,以原位电镜技术为主要手段研究能量存储与转换机制。在原子尺度异相催化表界面过程与机理、金属氧化机理、固态锂电池电化学反应机理等方向取得了一...
阅读全文背景介绍 在过去的十年中,碳点(CDs)由于其制备简单、光学性能优异、生物相容性好、成本低等突出优点,在成像、传感、发光器件等方面被广泛研究。与有机荧光分子类似,大多数CDs在固态下猝灭,是由于它们之间直接...
阅读全文有机-无机钙钛矿太阳能电池因其优异的光电转化效率而展现出引人瞩目的前景。将二维(2D)和三维(3D)钙钛矿结合,通过钝化表面或界面上高浓度缺陷的方法,为提高钙钛矿太阳能电池(PSC)效率提供了潜在或可靠的解决...
阅读全文研究提出直接再生退役锂电池解决方案 近日,西安交通大学郗凯、丁书江团队联合清华大学深圳国际研究生院周光敏等人系统地分析了电池全生命周期中正极材料(钴酸锂、三元正极、磷酸铁锂、锰酸锂)、石墨负极和集流体...
阅读全文钙钛矿光伏器件效率获新突破 卤素钙钛矿太阳能电池是目前公认最具前景的第三代光伏技术,为太阳能电池产业的变革性发展带来了广阔空间。近年来卤素钙钛矿电池效率不断提升,但距离其理论极限仍有差距,因此如何提高...
阅读全文背景介绍 活性氧物种(主要包括超氧自由基、羟基自由基和过氧化氢等)在生理代谢、生物医学治疗、有机合成、能量转化和环境修复等方面起着重要的作用。光催化氧活化生产活性氧物种是一种绿色可持续并且很有前景的技...
阅读全文中国太阳能组件生产商Jolywood目前正在TOPCon太阳能电池制造中应用激光辅助烧蚀工艺。据报道,该工艺可以提高接触质量和耐腐蚀性,同时降低生产成本。 来自南威尔士大学的科研团队深入研究了这一生产过程对TOPCon电池...
阅读全文“The materials science community has been aware of these randomly oriented nanoscale voids within filter membranes for a while,” said Falon Kalutantirige, a University of Illinois Urbana-Champaign g...
阅读全文The design and development of novel materials with superior properties demands a comprehensive analysis of their atomic and electronic structures. Electron energy parameters such as ionization potenti...
阅读全文The single layer of bonded atoms that comprise 2D materials can have semiconducting properties suitable for making electronic components including transistors on much smaller scales than generally pos...
阅读全文The team believes they have engineered a molecular system with the potential to not only identify tumors using optical imaging but to also rapidly assess tumor aggressiveness—potentially without the ...
阅读全文Neutrons offer unique possibilities in the study of materials’ structure and dynamics. In a typical experiment, neutrons scattered off the sample are measured as a function of the change in their dir...
阅读全文“As Kirigami literally means the cut design of papers, it was originally intended for thin sheet structures. On the other hand, our two-dimensional auxetic mechanism manifests when the thickness of t...
阅读全文It might look like little more than a dark speck, but this tiny crystal of ruthenium dioxide -- shown here in the process of corroding -- could be one of the keys to a clean energy future: It turns wa...
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