Physics

Thermoacoustics is the interaction between temperature, density, and pressure variations of acoustic waves.  It is the study of phenomena influenced by thermodynamics and acoustics. Thermoacoustic…

Thermoelectric cooling is a fascinating technology, and it definitely has its place when it comes to wine coolers and humidors. This technology has many advantages…

Solar chimneys are a form of passive building design. A solar chimney – often referred to as a thermal chimney – is a way of…

A solar still is a green energy product that uses the natural energy of the sun to purify water. A solar still distills water with…

Atmospheric water generators (AWGs) have been available to consumers since the turn of the century. It is a device that extracts water from humid ambient…

Laser absorption spectrometry (LAS) refers to techniques that use lasers to assess the concentration or amount of a species in the gas phase by absorption…

Ionization is the process in which an atom or a molecule gains or loses electrons to form a charged ion. It is the process by…

Photoionization is the physical process in which an ion is formed from the interaction of a photon with an atom or molecule. This ionization produced…

Electrospray is an electrohydrodynamic technique similar to electrospinning. Electrospray ionization (ESI) is a technique used in mass spectrometry to produce ions using an electrospray in…

X-ray absorption spectroscopy (XAS) is a widely used technique for determining the local geometric and/or electronic structure of matter. It is a technique that provides…

Backward induction is the process of reasoning backward in time, from the end of a problem or situation, to determine a sequence of optimal actions.…

Ionization detectors were the first electrical devices developed for radiation detection. Gaseous ionization detectors are radiation detection instruments used in particle physics to detect the…