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The magnetocaloric effect can be quantified with the following equation: = ((,)) ((,)) where is the adiabatic change in temperature of the magnetic system around temperature T, H is the applied external magnetic field, C is the heat capacity of the working magnet (refrigerant) and M is the magnetization of the refrigerant.
The ionocaloric refrigeration cycle is an advanced cooling technology that utilizes the ionocaloric effect, driven by an electrochemical field, to achieve efficient and eco-friendly refrigeration. By manipulating the electrochemical potential through ion addition or removal, significant temperature changes and entropy variations are achieved.
The refrigeration requirements here is defined as electrical power to operate the refrigeration system. As the stored energy increases by a factor of 100, refrigeration cost only goes up by a factor of 20. Also, the savings in refrigeration for an HTSC system is larger (by 60% to 70%) than for an LTSC systems.
Figure 1: Schematic drawing of a Stirling-type single-orifice PTR. From left to right: a compressor, a heat exchanger (X 1), a regenerator, a heat exchanger (X 2), a tube (often called the pulse tube), a heat exchanger (X 3), a flow resistance (orifice), and a buffer volume.
Convicted killer and so-called "doomsday cult mom" Lori Vallow is asking the court to restrict media access in her upcoming Arizona murder trial, citing claims of defamation and misleading ...
Magnetocaloric effect (MCE): This effect involves a temperature change in a material due to a change in magnetic field. It is based on the magnetocaloric materials' ability to undergo an entropy change when subjected to a magnetic field, which aligns magnetic domains and reduces entropy, leading to heating or cooling.
Here's what misophonia is, what causes it and how people who struggle with it best find relief.
Elon Musk recently attempted an unsolicited takeover of OpenAI that was rejected. Now the creator of ChatGPT wants to make sure that any future coups from the world's richest man won't be successful.