Daniel Kritenbrink, once the top US diplomat for East Asia, doesn’t see a wider thaw in relations despite upcoming meetings between Donald Trump and Xi Jinping.

Using the TDA7052A audio amplifier to generate a five octave, linear in pitch voltage-controlled oscillator (VCO).

A new material called multiscale reduced graphene oxide could mean faster charging and power delivery than traditional batteries allow. When you purchase through links on our site, we may earn an ...

Ultrahigh energy storage density and efficiency in AgNbO 3-based ceramics by percolating interaction between antipolar regions and defect pairs A percolating interaction between antipolar regions and ...