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In fluid dynamics, angle of attack (AOA, α, or α {\displaystyle \alpha } ) is the angle between a reference line on a body (often the chord line of an...

In physics, an operator is a function over a space of physical states onto another space of physical states. The simplest example of the utility of operators...

In fracture mechanics, the stress intensity factor (K) is used to predict the stress state ("stress intensity") near the tip of a crack or notch caused...

Dip pen nanolithography (DPN) is a scanning probe lithography technique where an atomic force microscope (AFM) tip is used to directly create patterns...

A magnetorquer or magnetic torquer (also known as a torque rod) is a satellite system for attitude control, detumbling, and stabilization built from electromagnetic...

Peter R. Holland is an English theoretical physicist, known for his work on foundational problems in quantum physics and in particular his book on the...

Bioelectrodynamics is a branch of medical physics and bioelectromagnetism which deals with rapidly changing electric and magnetic fields in biological...