The hidden physics of knot formation in fluids

Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot ...
UN Environment Programme

Without big changes, this is what the environment will look like in 2050

The seventh edition of the Global Environmental Outlook (GEO-7) offers a stark vision of the decades to come. But its authors ...
Johns Hopkins University Applied Physics Laboratory

Johns Hopkins APL-Led Team Releases Predictive Space Weather Model to Public

A predictive space weather model developed by APL and partners that is designed to simulate how solar storms affect Earth is ...

Researchers track down elusive rain-triggering 'shear lines' in the Philippines

Much of the heavy rains that hit the Philippines during the Amihan northeast monsoon season between November and March are ...
IEEE

Relationship and Comparative Analysis of Three Complex Power Vectors-Based Model Predictive Control Under Unbalanced Networks

Abstract: The previous studies examined the relationship between traditional complex power (TCP) and extended complex power (ECP)-based direct power controls (DPCs). A novel complex power (NCP) is ...
IEEE

The Harmonic-Balanced Finite Element Method Coupled with Dynamic Hysteresis Model

Abstract: Considering the magnetic hysteresis, the harmonic-balanced finite element method coupled with the dynamic hysteresis model is proposed. The loss separation theory and the Preisach model are ...