nitrogen cryostat

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• Cryostat — NASA s WISE infrared instrument is kept cold by a cryostat. The cryostat can be seen at the top of the spacecraft. A cryostat (from cryo meaning cold and stat meaning stationary) is a device used to maintain cold cryogenic temperatures. Low… …   Wikipedia

• Superconducting magnet — A superconducting magnet is an electromagnet made from coils of superconducting wire. They must be cooled to cryogenic temperatures during operation. In its superconducting state the wire can conduct much larger electric currents than ordinary… …   Wikipedia

• radiation measurement — ▪ technology Introduction       technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement.       The term ionizing radiation refers to those… …   Universalium

• Diamond anvil cell — Schematics of the core of a diamond anvil cell. The diamond size is a few millimeters at most A diamond anvil cell (DAC) is a device used in scientific experiments. It allows compressing a small (sub millimeter sized) piece of material to extreme …   Wikipedia

• Magnetic refrigeration — Gadolinium alloy heats up inside the magnetic field and loses thermal energy to the environment, so it exits the field cooler than when it entered. Magnetic refrigeration is a cooling technology based on the magnetocaloric effect. This technique… …   Wikipedia

• Immunostaining — Micrograph of an immunostained section of a brain tumour. GFAP immunostain. Immunostaining is a general term in biochemistry that applies to any use of an antibody based method to detect a specific protein in a sample. The term immunostaining was …   Wikipedia

• Microtome — A microtome used in microscopy. A microtome (from the Greek mikros, meaning small , and temnein, meaning to cut ) is a sectioning instrument that allows for the cutting of extremely thin slices of material, known as sections. Microtomes are an… …   Wikipedia

• Magnetochemistry — is concerned with the magnetic properties of chemical compounds. Magnetic properties arise from the spin and orbital angular momentum of the electrons contained in a compound. Compounds are diamagnetic when they contain no unpaired electrons.… …   Wikipedia

• VNF — Van Ness Feldman, P. C. (Business » Firms) Van Ness Feldman, P. C. (Community » Law) ** Visiting Nurse Foundation (Medical) ** Viral Neutralizing Factor (Medical » Physiology) * Victim Notification Form (Community » Law) * liquid Nitrogen… …   Abbreviations dictionary

• CRYOLOGIE - Cryogénie — La production de froid, ou extraction de chaleur, a pour but soit d’abaisser la température d’un milieu, et éventuellement, dans le cas de l’air, sa teneur en vapeur d’eau, soit de refroidir une substance au cours d’un processus de conservation… …   Encyclopédie Universelle