Our hacker [Wil Carver] has sent in his submission for the One Hertz Challenge: Precise Time Ref via 1 Pulse-Per-Second GPS Signal. This GPS Disciplined Oscillator (GPSDO) project uses a Piezo 2940210 ...

Crystal engineering is the design of molecular solids with specific physical and chemical properties through an understanding and manipulation of intermolecular interactions. Engineering strategies ...