Like the generations before them, Generation Alpha has their own set of words and phrases that bind them together. For anyone dreading sitting across from their teenage cousin and feeling like the ...

本研究针对传统辐射防护材料（如铅、混凝土）存在的毒性、不透明及机械性能不足等问题，开展了B2O3-PbO2-BaO-CaO-Sm2O3玻璃系统的设计研究。通过调控Sm2O3含量（1-4 mol%），发现玻璃密度提升至4.388 g/cm3，质量衰减系数（MAC）在0.122 MeV达1.264 cm2/g，半值层（HVL）低至 ...

The holiday season is about spending time with loved ones, which also means hearing all of the random words and phrases the young ones have picked up since you saw them last year. No thanks to the ...