The British Society of Animal Science (BSAS) annual conference is taking place this week at the Galway Bay Hotel in Salthill, ...

在未来，人们对汽车的环保性能要求将愈加严格，而中汽研的新专利正是应对这一趋势的前瞻性举措。随着这一耐高温氨分解催化剂的逐步投入应用，汽车行业的尾气净化率有望实现质的飞跃，助力实现“双碳”目标。

Astronomers have discovered a new giant molecular cloud (GMC) in the Milky Way, a finding that has expanded our understanding of the galaxy’s structure and star formation processes. This new cloud, ...

18.熔点最低的金属是Hg (-38.9摄氏度)；熔点最高的是W（钨3410摄氏度）；密度最小（常见）的是K；密度最大（常见）是Pt。 19.雨水的PH值小于5.6时就成为了酸雨。 20.有机酸酸性的强弱：乙二酸 >甲酸 >苯甲酸 >乙酸 >碳酸 >苯酚 >HCO3- 21.有机鉴别时，注意用到水和溴水 ...

Catalysis, Nanomaterials, and Spectroscopy Group, Chemical Engineering Program, Physical Science and Engineering Division, King Abdullah University of Science and Technology, Thuwal 23955, Saudi ...

As a metal ion with unique chemical and physical properties, silver ion plays an important role and is widely used in many fields. Therefore, its detection and research hold substantial significance.