Temperature Measurement Lab

Astm hg thermometer regular hg or alcohol thermometer keep the same one for the entire temp lab davis weather station temperature probe thermocouple bead thermistor or platinum resistance thermometer dewar wind tunnel stopwatch ice electric kettle water paper towels 2.

Temperature measurement lab.

It ranges from 10 c to 110 c. This is the key reason why qa labs are maintained at 68 f. This work includes exploring the properties of fractional quantum hall states characterizing new materials for quantum dot based spin qubits and exploring hybrid semiconductor superconductor structures to engineer topological superconducting states. Temperature measuring instruments are used in this lab representing all four of the above categories.

Temperature standards international temperature scale of 1990. In the first few pages of that spec it states that all measurements are valid at 68 f 2 or 20 c 1. The objectives of this lab are to familiarize you with some of the various types of temperature sensors in current use to calibrate them and hence to recognize the relationship between data quality and instrument calibration and to evaluate the impact of ventilation on temperature measurement. Its 90 calibration points between 272 5 c and 1085 c triple point of hydrogen 259 3467 c triple point of water 0 01 c melting point of gallium 29 7646 c boiling point of water at 1 atm 100 c not a std.

If measurements are not recorded at this temperature range then one must calculate and compensate for thermo expansion. Laboratory thermometers are designed for lab purposes such as checking boiling point freezing point or temperature of other substances. Temperature measurement laboratory 1. Temperature measurements from several of these instruments are compared.

In this lab you will also calibrate the davis temperature sensor for your weather station. Temperature measurement standards astm s temperature measurement standards provide the material and property specifications as well as guides for the testing calibration and use of laboratory industrial and clinical instruments used in the determination of thermal variables particularly temperature. Temperature is the measurement of the average kinetic energy of the particles in a substance or scientifically speaking a system. In a laboratory temperature measurements are used to establish purity of substances melting point and boiling point control over distillation processes reaction kinetic studies and in several other measurements such as viscosity density phase transition studies determination of flash points of flammable oils etc.

A laboratory thermometer which is colloquially known as the lab thermometer is used for measuring temperatures other than the human body temperature. In our low temperature measurement laboratory we perform a variety of electrical transport experiments.