Novel technique drills more detail into ice core records

Glaciers can reveal vast archives of information about Earth's environmental past, but deciphering the origins of the matter ...
SpaceNews

Emerson Launches Innovative Software-Driven Method for High-Fidelity Aerospace RF Testing

NI CHESS enables flexible software-driven, lab-based RF validation to reduce costs and risks of field testing.
Nanowerk

Searching for a quantum advantage in strong-field quantum electrodynamics

Physicists are using quantum computers to simulate high-intensity electromagnetic interactions to test the limits of light ...
Electronic Design

How To Control Brushless Motors (Part 2): Position-Control Loops

While current control and PWM switching play the most direct role in driving brushless DC motors, the motion profile and ...
BMJ

Current status and factors influencing compassion fatigue in clinical placement nursing students: a mixed-methods study protocol

Introduction Compassion fatigue (operationally defined as a nursing student’s reduction in empathetic capacity or interest towards ‘bearing the suffering of clients’ manifesting as consequent ...
IEEE

A Design Method for the Open-Loop Cutoff Frequency of Grid-Connected inverter Phase-Locked Loop Based on Operation Margin

Abstract: Conventional parameter design methods for phaselocked loops (PLL), based on gain margin (GM) and phase margin (PM), typically result in relatively low PLL bandwidth. These methods often ...
IEEE

Commutation Angle Closed-loop-based Average Torque Control Method of High-speed Doubly Salient Electromagnetic Motor for Torque Capability Improvement

Abstract: The effect of the field current and commutation angle parameters on average torque of doubly salient electromagnetic motor (DSEM) is highly mutual coupled at high-speed operation. Hence, it ...