搜索结果: 1-14 共查到“理学 materials”相关记录14条 . 查询时间(0.109 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Computation and Design of Electrochemical Energy Storage Materials
电化学 储能材料 计算设计
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2023/4/25
The key to electrochemical energy storage systems such as Li/Na-ion batteries is materials. The traditional method for exploring new materials is trial-and-error, which often takes a dozen years durin...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Topological materials: concept, theory, prediction, and detection
拓扑材料 固体物理学 量子霍尔效应
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2023/4/17
物理学中许多概念是在不断地发展中的。例如人们对光、电子等的理解与它们刚开始出现时的概念已经发生了许多进化，而固体物理学中的“绝缘体”概念也是如此。近三十年来，量子霍尔效应的相关研究不仅催生了拓扑序这一新的物相分类，也推动了拓扑绝缘体这一新兴研究领域的诞生和发展。随着量子自旋霍尔效应、拓扑晶体绝缘体等工作的后续展开，人们意识到对称性可以带来新的拓扑态，同时也不断地在“普通绝缘体”中发现新的拓扑态。这...
Color coding aids evaluation of new solar tech materials
跃迁 量子特征 电子自由流动
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2023/5/18
There are stark differences between metals, through which electrons flow freely, and electrical insulators, in which electrons are essentially immobile. And despite the obvious difficulties in finding...
How “2D” materials expand（图）
“2D”材质 原子薄材料 电子设备
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2023/6/6
Two-dimensional materials, which consist of just a single layer of atoms, can be packed together more densely than conventional materials, so they could be used to make transistors, solar cells, LEDs,...
Study sheds new light on materials assembly in confinement（图）
密闭期间 材料组装 优化
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2023/5/19
Cramming multiple pairs of shoes into a vacation suitcase, twisting and flipping them into different arrangements to fit every pair needed, is a familiar optimization problem faced by harried traveler...
Tiny materials lead to a big advance in quantum computing（图）
超薄材料 量子计算 超导量子比特 量子器件
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2023/6/7
Like the transistors in a classical computer, superconducting qubits are the building blocks of a quantum computer. While engineers have been able to shrink transistors to nanometer scales, however, s...
Materials Today Physics：应力增强二维范德华异质结光生载流子分离实现高效可见光光催化（图）
应力增强 二维范德华异质结 光生载流子 光催化性能
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2022/5/13
由不同性质的二维材料组合堆叠而成的范德华异质结由于其独特的物理化学特性，在太阳能转换领域具有广阔的应用前景。然而，作为范德华异质结载流子难以分离源于界面处存在较大的能垒，这进一步限制他们的实际应用。
Smart laser cutter system detects different materials（图）
智能 激光切割机 智能材料 传感平台 SensiCut
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2023/6/7
With the addition of computers, laser cutters have rapidly become a relatively simple and powerful tool, with software controlling shiny machinery that can chop metals, woods, papers, and plastics. Wh...
Electron-pair discovery advances field of quantum materials（图）
电子对 量子材料 铜酸盐
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2023/5/24
In 2016, physicist J.C. Séamus Davis discovered an elusive state of quantum matter in the cuprates, which are copper oxide materials laced with other atoms. That launched a new sub-field in the study ...
Thermal analysis guides future design of 2D hybrid materials
热分析 2D混合材料 未来设计
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2023/5/24
A first-of-its-kind study examining the thermal transport properties of a novel material is helping steer the future of two-dimensional hybrid perovskites – a relatively new class of materials with ex...
上海交通大学制冷与低温工程研究所在Energy Storage Materials发表“吸附储热技术：概念、过程、应用和展望”综述论文（图）
吸附储热技术 新型多孔材料 双模式闭式跨季节储热系统 两级溶液吸收系统
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2022/4/18
近日，上海交通大学制冷与低温工程研究所王如竹教授领衔的能源-空气-水（ITEWA）创新团队，在Energy Storage Materials上发表了题目为“Sorption Thermal Energy Storage: Concept, Process, Applications and Perspectives”的综述论文，总结了吸附储热技术在材料、工作循环、系统设计和系统运新特性等方面的研...
上海交通大学制冷与低温工程研究所在Energy Storage Materials发表研究论文，阐释空气湿度驱动的吸附热池的稳定输出机理（图）
空气湿度驱动 吸附热池 双床吸附热池 反应波模型
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2022/4/18
2020年1月22日，王如竹教授领导的能源-空气-水（ITEWA）创新团队，在Energy Storage Materials上发表了题目为“Air Humidity Assisted Sorption Thermal Battery Governed by Reaction Wave Model”的研究论文，发现吸附反应床内的反应波现象并提出反应波模型，阐释了吸附热池实现稳定输出的机理，以及新型...
Local materials, low cost and good science add up to technology for developing nations
irrigation system cholera bacteria
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2007/5/15
May 14, 2007，"Appropriate technology" for developing nations can be as simple as a cloth sari folded four times and used to filter cholera bacteria from water. It can be as elegant as a clay pot withi...
New Materials for Making “Spintronic” Devices（图）
nonmagnetic layers electrons
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2007/4/28
April 25, 2007，UPTON, NY - An interdisciplinary group of scientists at the U.S. Department of Energy’s Brookhaven National Laboratory has devised methods to make a new class of electronic devices base...