Calorimeter Usage
Calorimeter Usage - Related Videos
11:02
Methods to Discover Alternative Promoter Usage and Transcriptional Regulation of Murine Bcrp1
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Cited by 1 •
2016
With the murine ABC transporter Bcrp1 (Abcg2) as an example, in-silico protocols are presented to detect alternative promoter usage in genes expressed in mouse tissues, and to evaluate the functionality of the alternative promoters identified using reporter assays.
07:06
Prediction of HIV-1 Coreceptor Usage (Tropism) by Sequence Analysis using a Genotypic Approach
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Cited by 16 •
2011
The prediction of the coreceptor usage of HIV-1 is required for the administration of a new class of antiretroviral drugs, i.e. coreceptor antagonists. It can be performed by sequence analysis of the env gene and subsequent interpretation through an internet based interpretation system (geno2pheno[coreceptor]).
10:22
MRM Microcoil Performance Calibration and Usage Demonstrated on Medicago truncatula Roots at 22 T
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Cited by 3 •
2021
A protocol to study biological tissue at high spatial resolution using ultra-high field magnetic resonance microscopy (MRM) using microcoils is presented. Step-by-step instructions are provided for characterizing the microcoils. Finally, optimization of imaging is demonstrated on plant roots.
10:52
Design, Instrumentation and Usage Protocols for Distributed In Situ Thermal Hot Spots Monitoring in Electric Coils using FBG Sensor Multiplexing
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Cited by 2 •
2020
This paper presents a protocol that enables instrumentation of random wound electric coils with fiber Bragg grating (FBG) thermal sensors for the purpose of distributed condition monitoring of internal thermal hot spots.
03:02
Constant Pressure Calorimetry
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2020
Calorimetry is a technique used to measure the amount of heat involved in a chemical or physical process or to measure the heat transferred to or from a substance. The heat is exchanged with a calibrated and insulated device called the calorimeter. Calorimetry experiments are based on the assumption that there is no heat exchange between the insulated calorimeter and the external environment. The well-insulated calorimeters prevent the transfer of heat between the calorimeter and its external...
FAQs
The system’s heat capacity converts an observed temperature change into an amount of transferred heat. A larger heat capacity produces a smaller temperature change for the same energy transfer, whereas a smaller one produces a larger change. Accounting for this property is essential when comparing measurements or calculating reaction enthalpy from calorimetric data.
Restricting heat exchange with the surroundings improves the connection between the measured temperature change and the process under study. If heat escapes or enters externally, the observed change no longer represents only the chemical or physical event. Better thermal isolation therefore supports more reliable estimates of released or absorbed energy, especially when the process produces a modest temperature shift.
Calorimeter usage links measured heat transfer to thermochemical quantities such as enthalpy, but the measurement must be interpreted according to the process being examined. Reaction and solution studies can reveal whether energy is released or absorbed, while repeated measurements can provide values used in thermochemical equations. These equations help analyze energy changes across related chemical processes.
A basic investigation begins by establishing the relevant temperature change during a physical or chemical process and identifying the system’s heat capacity. The measured change is then combined with that heat-capacity information to calculate transferred heat. Researchers can use the result to determine a material’s specific heat or quantify energy absorbed or released by a reaction or solution process.
Material characterization is an important application because calorimetric measurements help determine specific heat, allowing materials to be compared through their responses to energy input. The same approach applies to chemical reactions and solution processes, where the measured energy change provides quantitative evidence for reaction analysis rather than relying only on qualitative observations.
In combustion studies, calorimeter usage quantifies heat released by an energy-producing chemical system. That information supports thermochemical equations and helps evaluate how much energy a process can deliver. It also contributes to safer assessment of such systems by replacing an approximate description of heat production with a measured energy value that can be analyzed chemically.