adminPower chips are attached to external circuits with product packaging, and their efficiency relies on the assistance of the packaging. In high-power situations, power chips are usually packaged as power…
adminBasic principles and features of lead-acid batteries and graphene batteries A lead-acid battery is a standard secondary battery. Its standard concept is to keep and launch electrical power through a…
adminBetaine surfactants It is generated by the response of fatty tertiary amines and salt chloroacetate, including cocoylpropyl betaine, dodecyl betaine, cetyl betaine, and lauroyl propyl betaine. It is milder than…
Press reporters from China discovered on the 14th that scientific researchers from the Institute of Physics of the Chinese Academy of Sciences, the National Nanoscience Center, and various other devices,…
adminApplications of foam concrete Due to its excellent qualities, foam concrete is commonly made use of in energy-saving wall materials and has likewise been used in various other aspects. At…
adminLei Jun said at the scene: “Don’t shout about 99,000 CNY, it’s impossible! There’s no need to talk about 149,000 CNY; we must still respect technology.” Xiaomi Motors made its…
adminA triac is a special semiconductor device with three electrodes: anode, cathode, and gate. Different from ordinary diodes, bidirectional diode thyristors can conduct current in both directions, and their working…
adminBackfilling of fertilizer tank The fertilizer trough is that part of the space that is excavated to provide a working surface, such as the space between the outer wall of…
