世界真奇妙 on MSN
构建二硫键连接二维CoPc基COF,实现电生成H2O2
过氧化氢(H2O2)是一种重要的无机化学物和环境友善氧化剂,广泛应用于漂白、消毒、废水处理和有机合成。在工业上,90%以上的H2O2是通过蒽醌法产生,然而这是能源密集型过程,并会产生大量的有毒副产品。为了实现H2O2可持续生产,电催化2e−氧还原反应 ...
一学就懂 on MSN
界面化学键耦合离子插层,协同促进光催化合成H2O2
过氧化氢(H2O2)是一种重要的氧化剂和消毒剂,在环境保护、医疗保健和食品加工方面有着广泛的应用。传统的H2O2生产方法严重依赖于工业化学方法,这带来了诸如高能耗、高成本和环境污染等挑战。随着对H2O2需求的增加,科学界正在积极探索环境友善高效的生产 ...
For the first time, researchers have been able to show how a cell closes the door to free radicals—small oxygen molecules ...
世界真奇妙 on MSN
构建氧配位Co单原子电催化剂,促进尿素和过氧化尿素生产
过氧化尿素(CO(NH2)2•H2O2)作为尿素的衍生物,已广泛应用于制药、农业、纺纱、日常化工等。CO(NH2)2•H2O2的工业生产主要依赖于尿素和H2O2这两种反应物。其中,通过碳源(CO2)和氮源(N2、NO、NO2−、NO3−)耦合高效电催化剂,可以在电化学条件下通过电催化C-N偶联反应有效地生成尿素。同时,利用高效电催化剂和活性OOH中间体的适当 ...
GETTING rid of stains in clothes can be a nightmare. It can feel like an arduous task if there are little signs of success.
Hydrogen peroxide is essential for daily life, but most of it is still made through energy-intensive industrial processes.
Asianet Newsable on MSN
Spoonful of honey before bed? Here’s why experts recommend it
Eating a spoonful of honey before bed may boost immunity, improve sleep quality, soothe cough, and support digestion ...
Drizzle spritzed and drifted as if it were January, though October’s sourwoods flashed green-red leaves. Mists coated my ...
A FLU ‘copy cat’ virus is sweeping through the nation, experts warn. The bug causes similar symptoms to a flu infection, such ...
For the first time, researchers have been able to show how a cell closes the door to free radicals - small oxygen molecules that are sometimes needed ...
Scientists from the University of Pennsylvania (Penn) and the University of Michigan have created the world's smallest autonomous and programmable robots. Each measuring about 200 micrometers wide – ...
The Cool Down on MSN
Woman shares easy way to remove common stains from cutting board: 'I had no idea'
After she cuts up some vibrant purple potatoes, Kelly puts a solid amount of baking soda on the board. She soaks a sponge in ...
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