汽车整车结构复杂，材料种类繁多，在使用过程中会面临各种严酷气候环境的考验，不可避免会出现零部件材料老化、腐蚀等不良现象，从而影响汽车的外观、功能，甚至产生安全隐患。因此，分析汽车零部件材料老化腐蚀的影响因素，对掌握材料性能变化规律并提出应对措施具有十 ...

当日，23家沪深上市公司纷纷披露公告，宣布公司或其大股东将利用从银行获得的专用贷款资金，用于股票的回购或增持 ...

For more information, visit our medical review board. Radiation from the sun's ultraviolet (UV) rays can cause lasting damage to your skin. In fact, UV rays are the leading cause of skin cancers ...

北京大学武汉人工智能研究院首席科学家、北京通用人工智能研究院院长朱松纯表示，大型社会模拟器1.0能够在3D建模的仿真环境中演练海量智能体交互，实现从个体行为到整体城市运行的多层次复杂系统模拟和群体智能涌现。

An Environmentally Friendly UV High Absorption Lignin Sunscreen. Materials Sciences and Applications, 15, 475-480. doi: ...

Promise. Cosmopolitan Video Editor Sarah Ng uses this UV and LED lamp to do her acrylics at home. "It's lightweight and super easy to use whenever and wherever you need it." She loves that the ...

过氧化氢（H₂O₂）作为一种重要化学品，在多个行业如制药、纺织、造纸及环保中都有广泛应用。由于传统生产方法如蒽醌法、电解合成及醇氧化等存在高能耗和可能产生二次污染的问题，寻找替代方法变得尤为重要。光催化技术因其能够利用阳光、水和氧气这些自然资源来进行H₂O₂的生产，被认为是未来可持续发展的方向之一。光催 ...

For more information, visit our medical review board. Hospitals have embraced ultraviolet (UV) lights as a cleaning tool for years, using large, industrial-grade machines to decontaminate rooms.

The Larq and CrazyCap use UV-C light to zap all of the major waterborne pathogens; they're all stainless steel water bottle options (no cheap plastic water bottles here), and all these best self ...

It has a moisturizing, lotion-y consistency and contains antioxidants like vitamin B and E, which help to further protect skin from UV damage. I’m a longtime fan of Cetaphil. It’s the first ...