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 ...

In most cases, hydrogen peroxide can be used safely in the ear to soften earwax and make it easier to remove. However, don't use it if you have a perforated eardrum or ear tubes, because it can cause ...

Pallas's cat is a small wild cat native to Central Asia with short legs and dense fur, making it look bigger than it really is — but the yelps it makes in stressful situations betray its size. When ...

As a kid, you probably remember the brown bottle your parents pulled out every time you skinned your knee. A little dab of hydrogen peroxide made things better. Hydrogen peroxide is used as an ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Discover the history of our feline friends, and learn about the debate over whether cats are really "domesticated" at all. When you purchase through links on our site, we may earn an affiliate ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A new study may ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...

On New Year’s Day about 15 years ago, we spent hours looking for our cat. The fireworks had frightened the poor animal so much that it had hidden somewhere. We searched all its favorite places without ...