No-needle test can tell if flu/COVID vaccines are effective

A team of researchers at the University of Pittsburgh has developed a skin patch that can detect antibodies associated with ...
IEEE

Hybrid PV and Battery-Powered Inverter for BLDC Speed Control with Hall Effect Feedback

Abstract: This paper presents an optimized control strategy for a Brushless DC (BLDC) motor driven by a photovoltaic (PV) system, incorporating Maximum Power Point Tracking (MPPT) using the Perturb ...
C&EN

A Real-Time Self-Powered Equivalent Circuit Extraction Technique to Monitor the Degradation of a Field-Deployable ISE

Drift and degradation reduce the lifetime and precision of wearable, implantable, and environmental (WIE) electrochemical sensors. Real-time degradation monitoring and isolation of the degradation ...
PC Gamer

It costs just $17 for a Hall effect controller with a 1000 Hz polling rate in this Amazon deal but only in one color

With Hall effect thumbsticks (bye bye stick drift), a 1,000 Hz polling rate, remabble extra trigger buttons, and a cute colorway, the Ultimate 2C wired is a surprisingly capable controller for the ...