The Energy Units Converter is a versatile tool that allows you to convert energy values between a variety of units commonly used in physics, chemistry, and materials science. Whether you're working with molecular energies, atomic transitions, or thermodynamic properties, this calculator helps you easily convert between different energy units, ensuring consistency and accuracy in your calculations.
How it works:
This calculator supports the conversion of energy between the following 8 units:
1. Hartrees (Ha): A unit of energy used in quantum mechanics, typically used to express atomic and molecular energies.
2. Electron Volts (eV): A commonly used unit of energy in atomic, particle, and solid-state physics.
3. Kilojoules per mole (kJ/mol): A unit often used in chemistry and thermodynamics to express energy per mole of substance.
4. Kilocalories per mole (kcal/mol): Another unit used in chemistry and thermodynamics, often for describing chemical reactions and energy changes in food or biochemistry.
5. Wave numbers (cm⁻¹): A unit used in spectroscopy to represent the frequency of radiation.
6. Volts (V) per 1 electron transfer: Used in electrochemistry to represent energy in electron transfer reactions.
7. Kelvin (K): Equivalent temperature, useful for comparing energy in relation to temperature changes.
8. Boltzmann population ratio at 298.15 K: Represents the ratio of population of particles in different energy states at standard temperature (298.15 K), often used in statistical thermodynamics.
Formula:
The converter uses predefined conversion factors to accurately convert between these units. Each unit is related to others via constants like the Boltzmann constant (k_B), Avogadro’s number (N_A), and Planck’s constant (h), depending on the context of energy or temperature.
For example:
- 1 Hartree (Ha) = 27.2114 eV
- 1 eV = 96.485 kJ/mol
- 1 kcal/mol = 4.184 kJ/mol
- 1 cm⁻¹ = 0.000123984 eV
Key Features:
- Comprehensive Conversion: Convert energy values between a wide range of energy units, covering multiple scientific domains like quantum mechanics, thermodynamics, and electrochemistry.
- Accurate Results: Provides precise conversion based on established physical constants.
- Versatile Application: Useful for scientists, engineers, students, and researchers working with energy values in various scientific fields such as physics, chemistry, and biology.
- User-Friendly Interface: Simply input a value in one unit, and the calculator automatically computes the corresponding values in all other units.
Example:
If you enter a value of 1 Hartree into the calculator, it will instantly calculate and display the equivalent value in eV, kJ/mol, kcal/mol, cm⁻¹, V (1e⁻ transfer), K (equivalent temperature), and Boltzmann population ratio at 298.15K.
This tool is ideal for anyone dealing with energy measurements in molecular dynamics, spectroscopy, thermodynamics, or electrochemistry, ensuring accurate and convenient unit conversions.
Energy Units Converter
Converted Values:
Hartrees:
eV:
kJ/mol:
kcal/mol:
cm⁻¹:
V (1e⁻ transfer):
K (equivalent temperature):
Boltzmann population ratio at 298.15K:
Tags:
Chemistry Calculators