Department of Materials Science and Engineering, Yonsei University, Seoul 03722, Republic of Korea ...

This is an XBlock to display SCORM content within the Open edX LMS and Studio. It will save student state and report scores to the progress tab of the course. Currently supports SCORM 1.2 and SCORM ...

TDCH-300镀银层厚测试仪是结合国内外技术的金属镀层电解测厚仪，具有结构，性能稳定可靠，功能齐全的特点。 TDCH-300镀银层厚测试仪是结合国内外技术的金属镀层电解测厚仪，具有结构，性能稳定可靠，功能齐全的特点。使用本仪器可以保障用户单位的产品 ...

College of Chemical Engineering, Qingdao University of Science and Technology, Qingdao 266042, China ...

Bi缺陷位点对CO2还原反应（CO2RR）生成甲酸非常有效，但大多数催化表面主要具有惰性、非缺陷的Bi缺陷位点。 武汉理工大学麦立强教授、罗雯教授、Zhu Jiexin，奥克兰大学王子运教授等人提出将拉伸应变被引入到大量的非缺陷的Bi位点。在快速热冲击下，铋基金属有机骨架（Bi-MOF-TS）的Bi-O键减弱，并产生微小的Bi团簇。在电化学还原过程中，这些团簇产生了许多连续的空位，在周围大范围的非 ...

Sn-Zn eutectic has a lower melting temperature of 199˚C ... A scanning electron microscope (SEM) model Philips XL-30 was used for microstructural analysis and energy dispersive X-ray spectroscopy (EDX ...