Cooling Baths
Cooling Baths - Related Videos
02:44
Heating and Cooling Curves
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2020
When a substance—isolated from its environment—is subjected to heat changes, corresponding changes in temperature and phase of the substance is observed; this is graphically represented by heating and cooling curves. For instance, the addition of heat raises the temperature of a solid; the amount of heat absorbed depends on the heat capacity of the solid (q = mcsolidΔT). According to thermochemistry, the relation between the amount of heat absorbed or released by a substance, q, and its...
04:36
Vacuum-Sealed Hot Water Bath Immersion for the Preparation of Anatomical and Surgical Cadaveric Bone Models
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Cited by 1 •
2022
The present protocol describes the maceration and cleaning of cadaveric bone with a vacuum-sealed, hot water bath immersion technique. This is a low-cost, safe, and effective method to produce anatomical specimens for surgical planning and medical education as an alternative to three-dimensional (3D) printed models.
09:05
Measurement of Smooth Muscle Function in the Isolated Tissue Bath-applications to Pharmacology Research
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Cited by 75 •
2015
This protocol describes the measurement of isometric contraction in an isolated smooth muscle preparation, using an isolated tissue bath system and computer-based data acquisition.
09:43
Reversible Cooling-induced Deactivations to Study Cortical Contributions to Obstacle Memory in the Walking Cat
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Cited by 3 •
2017
Complex locomotion in naturalistic environments requiring careful coordination of the limbs involves regions of the parietal cortex. The following protocol describes the use of reversible cooling-induced deactivation to demonstrate the role of parietal area 5 in memory-guided obstacle avoidance in the walking cat.
08:23
Assembly and Operation of a Cooling Stage to Immobilize C. elegans on Their Culture Plates
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2023
This paper describes protocols for constructing and operating a cooling stage to immobilize C. elegans on their original cultivation plates en masse.
FAQs
The achievable temperature of a cooling bath depends on its composition and phase equilibrium. These features determine which phase changes can occur and how stable the bath remains while it absorbs heat. Consequently, two mixtures intended for cooling may provide different temperature ranges or stability, so bath selection must match the reaction or sample’s required conditions.
Melting and sublimation improve heat removal by absorbing latent heat, the energy required for a phase change without an immediate temperature increase. This mechanism allows a bath to take up thermal energy while helping maintain a relatively controlled environment. Its usefulness depends on whether the selected composition undergoes the relevant phase transition under the experimental conditions.
Thermal contact determines how effectively heat moves between the vessel and the cold medium. Poor contact can limit cooling even when the bath itself is cold, whereas appropriate contact supports more consistent temperature control. Composition, phase equilibrium, and ongoing temperature monitoring therefore influence both bath stability and the reproducibility of the chemical process.
To use a cooling bath, researchers select a composition suited to the desired temperature and place the reaction vessel, sample, or equipment in thermal contact with the cold medium. They then monitor the bath temperature while the process proceeds. This workflow helps maintain the intended conditions and provides an opportunity to detect changes that could compromise safety or reproducibility.
Cooling baths are useful when an experiment must remove heat or limit temperature changes. In chemistry, they can control exothermic reactions, slow temperature-sensitive processes, promote crystallization, and support low-temperature distillation or sample handling. The appropriate application depends on the thermal conditions required, rather than on cooling alone.
During an exothermic reaction, controlled cooling can help prevent excessive temperature increase and runaway behavior. For temperature-sensitive materials, it can reduce the risk of product degradation; during crystallization, it can help establish conditions that favor the process. These outcomes make bath choice and temperature monitoring relevant to both experimental safety and consistent results.