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First APAs Delivered for ProtoDUNE Detectors

The first prototype Anode Plane Assemblies (APAs) for ProtoDUNE have arrived at CERN, where two large liquid argon detectors are under construction to test the engineering specifications for the US-based Deep Underground Neutrino Experiment (DUNE). Scientists will use the APA screens to record streaks of ionization charge inside the detectors.

WSU Recreates Titan Seas for NASA Submarine Mission

NASA's Cassini spacecraft ended its exploration of Saturn in 2017, but the space agency is already planning a more immersive return mission, aiming to plunge a submarine into the seas of Titan, the largest of Saturn’s many moons. Researchers at Washington State University are working with NASA, replicating the moon's...

Cryo-EM Advances Fight Against Hepatitis B

Indiana University researchers used cryo-electron microscopy to make an important step forward in the design of drugs that fight the hepatitis B virus, known to cause liver failure and liver cancer. A vaccine exists, but there is no cure. The study explains how the structure of the hepatitis B virus...

Physicists Create New Form of Light

A research team led by scientists at MIT and Harvard has observed groups of three photons interacting and, in effect, sticking together to form a completely new kind of photonic matter. The behavior could open a path toward using photons in quantum computing, according to the team, or even more...

Physicists Discover New Type of Quantum Material

An international team of researchers led by physicists at Rice University has stumbled upon a theoretical result that could help experimental physicists create a "Weyl-Kondo semimetal," a quantum material with an assorted collection of properties seen in disparate materials like topological insulators, heavy fermion metals and high-temperature superconductors.

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Space Cryogenics

Space cryogenics is, somewhat obviously, the application of cryogenics to space exploration and science. The use of cryogenics in space optimizes the launching of vehicles, provides power and life support to spacecraft and is critical for many scientific observations.Space cryogenics has a number of challenges and has driven both pure...

Exergy

The science of thermodynamics plays a major role in cryogenics. It underlies the various refrigeration cycles, from Carnot to Brayton (Cold Facts Vol. 32 No. 2) and Joule-Thomson, is a fundamental part of the definition of terms such as coefficient of performance (Cold Facts Vol. 31 No. 1) and even...

Cryogenic Treatment

Cryogenic treatment is the process of cooling materials to cryogenic temperatures temporarily to improve their material properties at room temperature. This is distinct from cooling materials down to cryogenic temperatures to take advantage of phenomena such as superconductivity that only occur at cryogenic temperatures. Cryogenic treatment, sometimes also referred to...

Air Separation and Liquefaction

by Nils Tellier, PE, President, EPSIM Corporation (CSA CSM) nils@epsim.us All illustrations courtesy EPSIM Corporation Background History of Air Separation and Liquefaction This section builds on a rich history of methods to develop deep refrigeration and cryogenic liquefaction during the 19th Century. You are encouraged to read Cryo Central’s History...

Bose-Einstein Condensate

A Bose-Einstein condensate, first proposed in 1925 by Albert Einstein based on work done by Satyendra Nath Bose (the same Bose from whom the term boson is derived), is a super-cold state of matter in which almost all of the individual atoms have “condensed” down to the lowest possible quantum...

Cold Technology for Pest Control

While it does not reach temperatures cold enough to be called cryogenic, carbon dioxide snow is at the heart of a new way of dealing with unwanted pests. It utilizes a quick freezing process that takes advantage of the properties of carbon dioxide snow and has a number of benefits...

Cryogenic Finishing

The following 3 articles discuss the uses and procedures of various type of cryogenic finishing. 1) By Robin A. Rhodes, Cryogenic Institute of New England, Inc. rrhodes@nitrofreeze.com Cryogenic Deflashing is employed to remove undesired residual mold flash that remains on molded parts after they are removed or ejected from the...