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韩国开发出铑合金催化剂提升燃料电池性能
韩国 铑合金 催化剂 燃料电池性能
2017/11/9
韩国科学技术研究院发布消息称，其研究团队最近开发出可用于固体碱膜燃料电池的高性能铑基础纳米催化剂，利用铑合金代替高价的铂，成功提升了燃料电池的性能。该成果在线发表在《美国化学会》(ACS Catalysis)杂志上。
加拿大研发出新型催化剂
加拿大 新型催化剂
2017/11/7
加拿大萨斯喀彻温大学的研究人员利用加拿大光源的X光吸收光谱设备，研发出一种新型催化剂，可再利用二氧化碳和甲烷，有助于减轻其对气候变化的影响。相关研究成果发表在《今日催化》（Catalysis Today）杂志上。
Nanoscale islands dot light-driven catalyst（图）
Nanoscale islands dot light-driven catalyst
2017/10/25
Individual nanoscale nuggets of gold, copper, aluminum, silver and other metals that capture light’s energy and put it to work are being employed by Rice University scientists who have discovered a wa...
瑞士开发新型高效廉价电解水纳米催化剂
瑞士 高效廉价 电解水 纳米催化剂
2017/9/27
利用太阳能和风能发电，并用所获得的电能通过电解水生产氢气，是重要的储存可再生能源的技术手段。目前使用的加速电解水反应的催化剂有两类，一种催化效率高但需要使用贵金属铱材料，致使价格昂贵，另一类价格较低但催化效率不高。瑞士保罗谢尔研究所（PSI）最近成功开发出一种可用于电解水获取氢气的高效纳米催化剂，不需要使用贵金属，因而价格低廉。这种新型催化剂是钡、锶、钴、铁元素组成的钙钛矿类化合物。科研团队首先开...
NSF Funds 30 Faculty Research Fellowships Through New EPSCoR Initiative（图）
NSF Funds 30 Faculty Research Fellowships New EPSCoR Initiative
2017/10/24
New awards from the National Science Foundation’s (NSF) Established Program to Stimulate Competitive Research (EPSCoR) will provide 30 non-tenured researchers with fellowships, partnering them with pr...
储氢制氢新工艺在德问世
催化剂 储氢制氢新工艺 德国
2017/8/31
德国科学家日前开发出利用有机载体液和特殊催化剂的储存和制取氢燃料新工艺，使原先装卸氢燃料所需的两个装置简化成一个装置。新工艺能大大降低成本和能耗，对能源转型具有重要意义。
Rice University scientists have developed a method to efficiently modify natural antibodies that can deliver drugs to target cells. Adding a little extra metal is the key.Rice chemist Zachary Ball and...
Discovery could lead to new catalyst design to reduce nitrogen oxides in diesel exhaust（图）
new catalyst design reduce nitrogen oxides diesel exhaust
2017/9/5
Researchers have discovered a new reaction mechanism that could be used to improve catalyst designs for pollution-control systems to further reduce emissions of smog-causing nitrogen oxides in diesel ...
日本东京工业大学日前发布新闻公报说，该校研究人员开发出一种新方法，能精确控制合金纳米粒子的合成过程，在此基础上制造出由3种金属原子组成、尺寸仅1纳米的合金粒子，可用作工业化学反应的催化剂。由少量原子组成、尺寸只有几纳米或更小的合金粒子有着独特性质，工业应用前景广阔。比起只含一两种金属的材料，由多种金属原子组成的合金纳米粒子通常有更优良的性质，但合成过程中很难同时控制纳米粒子的成分和尺寸。
Rice University chemists have produced a catalyst based on laser-induced graphene that splits water into hydrogen on one side and oxygen on the other side. They said the inexpensive material may be a ...
Catalysts Developed at Carnegie Mellon Efficiently and Rapidly Remove BPA from Water（图）
Catalysts Carnegie Mellon Rapidly Remove BPA Water
2017/9/1
Carnegie Mellon University chemist Terrence J. Collins has developed an approach that quickly and cheaply removes more than 99 percent of bisphenol A (BPA) from water. BPA, a ubiquitous and dangerous ...
Splitting water into hydrogen and oxygen to produce clean energy can be simplified with a single catalyst developed by scientists at Rice University and the University of Houston.The electrolytic film...
New Efficient,Low-Temperature Catalyst for Converting Water and CO to Hydrogen Gas and CO2
Low-Temperature Catalyst Converting Water CO to Hydrogen Gas CO2
2017/7/24
Scientists have developed a new low-temperature catalyst for producing high-purity hydrogen gas while simultaneously using up carbon monoxide (CO). The discovery—described in a paper set to publish on...
UK Chemistry Researchers Develop Catalyst that Mimics the Z-Scheme of Photosynthesis
UK Chemistry Researchers Catalyst that Mimics Z-Scheme of Photosynthesis
2017/7/24
A team of chemists from the University of Kentucky and the Institute of Physics Research of Mar del Plata in Argentina has just reported a way to trigger a fundamental step in the mechanism of photosy...
Stanford scientists use nanotechnology to boost the performance of a key industrial catalyst
Stanford scientists nanotechnology to boost industrial catalyst
2017/7/20
A tiny amount of squeezing or stretching can produce a big boost in catalytic performance, according to a new study led by scientists at Stanford University and SLAC National Accelerator Laboratory.Th...