exothermic

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exothermic

, exothermal
(of a chemical reaction or compound) occurring or formed with the evolution of heat

exothermic

[¦ek·sō′thər·mik]
(physics)
Indicating liberation of heat. Also known as exoergic.

exothermic

Said of a reaction that occurs with the evolution of heat.
References in periodicals archive ?
This set-up was used to analyze the calorimetry profiles of a number of common exothermic reactions of commercial interest, including simple mixing of ethylene glycol and water, hydrolysis of acetic anhydrides, nitration of phenols, reduction of aromatic nitro groups by hydrazine, oxidation of alcohols and olefin reductions using di-imide.
They have a less unpleasant taste than methacrylates, a reduced exothermic reaction, and they can be polished, allowing the clinician to create a more natural-looking temporary.
The OZSBO/pMDl resins with eqMRs of 1:0.5, 1:0.75, and 1:1 exhibited an exothermic reaction at 150[degrees]C, resins with eq-MRs of 1:2 and 1:3 showed exothermic peaks at 185[degrees]C and resins with an eqMR of 1:4 presented an exothermic peak at 180[degrees]C.
Because the heat of oxidation reaction is generated within the liquid steel, heat transfer efficiency from exothermic reactions should be nearly 100%.
Thanks to the capabilities of the SPS facilities, such features of reactive sintering as specific volume changes and heat release during exothermic reactions, which create complications in conventional sintering process, can be addressed.
This specific example illustrates how maximum intrapellet temperatures for exothermic reactions are affected by Soret diffusion and Dufour conduction via numerical integration of Equation (22) for pseudo-binary mixtures.
The gas-to-gas heat exchanger, or recuperator, recovers heat generated from the exothermic reactions that take place over the catalyst beds by transferring heat from hot gases exiting the converter to the cooler gases that are entering it.
The latest synthesis workstation touchscreen firmware allows the user to enter the maximum reaction temperature for a dosing operation, which is particularly advantageous for exothermic reactions. If the reaction exceeds the pre-programmed maximum temperature, dosing will pause and resume only after the reaction temperature cools down to below the maximum.
N0150 diaphragm pumps can be customized with water-cooled heads to prevent pump overheating in process applications where exothermic reactions from helium, xenon, and other gases may produce excessive heat and potentially shorten pump service life.
The exothermic reactions that occur because of the oxidizing compounds and the double fluorides enhance penetration of the flux into the oxide build-up.
"Exothermic reactions might actually realize a more immediate benefit than the endothermic olefin-producing reactions since the steam dilution could be kept small," Mattick says.