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Following this reduction, the atomic magnets then assume random less-ordered orientations, owing to thermal agitations, in the "final" state: Entropy "order"/"disorder" considerations in the process of adiabatic demagnetization. The "disorder" and hence the entropy associated with the change in the atomic alignments has clearly increased. [23]
Defining the entropies of the reference states to be 0 and 1 respectively, the entropy of a state is defined as the largest number such that is adiabatically accessible from a composite state consisting of an amount in the state and a complementary amount, (), in the state . A simple but important result within this setting is that entropy is ...
In thermodynamics, a quasi-static process, also known as a quasi-equilibrium process (from Latin quasi, meaning ‘as if’ [1]), is a thermodynamic process that happens slowly enough for the system to remain in internal physical (but not necessarily chemical) thermodynamic equilibrium.
T–s (entropy vs. temperature) diagram of an isentropic process, which is a vertical line segment. The entropy of a given mass does not change during a process that is internally reversible and adiabatic.
The word can be variously translated as ' in moderation ', ' in balance ', ' perfect-simple ', ' just enough ', ' ideal ' and ' suitable ' (in matter of amounts). Whereas words like sufficient and average suggest some degree of abstinence, scarcity, or failure, lagom carries the connotation of appropriateness, although not necessarily perfection.
These are the 10 best cheap e-bikes—including fat tire, city, urban, folding, and ones that can reach 28 mph—costing $2,000 or less that you can buy right now. The 10 Best Cheap E-Bikes ...
This machine brews coffee differently than most drip coffee makers: Water gets boiled up into the vertical glass tube, where it flows through the outlet arm and blooms over the coffee grounds in ...
A quantum Hall state gives rise to quantized Hall voltage measured in the direction perpendicular to the current flow. A quantum spin Hall state is a theoretical phase that may pave the way for the development of electronic devices that dissipate less energy and generate less heat. This is a derivation of the Quantum Hall state of matter.