# Thermodynamics

## Thermal energy

It is called thermal energy that form of energy that…

## Entropy

Entropy is an extensive property of a thermodynamic system, and it is a…

## Enthalpy of fusion

The enthalpy of fusion of a substance (or heat of…

## Enthalpy of sublimation

The heat of sublimation (or enthalpy of sublimation) is the…

## Enthalpy of condensation

The enthalpy of condensation (or heat of condensation) is by…

## Enthalpy of vaporization

The enthalpy of vaporization (or heat of vaporization) is the…

## Enthalpy

If a chemical change is carried out at constant pressure…

## Melting

Melting, or fusion, is the process by which a substance…

## Boiling point

The boiling point is defined as a thermodynamic state, defined…

## Internal energy

Internal energy is a property of a thermodynamic system. In…

## Thermodynamic system

Certain quantity of matter or the space which is under…

## Thermoelectric effect (thermoelectricity)

The term thermoelectricity is intended to represent the set of…

## Seebeck effect

The Seebeck effect, discovered by Thomas Johann Seebeck in 1821,…

## Peltier effect

The Peltier effect discovered by Jean Charles Athanase Peltier in…

## Thomson effect

The Thomson effect, discovered by William Thomson (Lord Kelvin) in…

## Absorptance

Absorptance of the surface of a material is the ratio…

## Temperature

Temperature is a physical property of a material that gives…

## Prandtl number

The Prandtl number (Pr) is a dimensionless number that expresses…

## Reynolds number

The Reynolds number is a dimensionless parameter that represents the…

## Rayleigh number

The Rayleigh number (Ra) is a dimensionless parameter that expresses…