Why convert calorie (th) to electron-volt?

Converting calorie (th) to electron-volt helps relate historical thermochemical energies to atomic and particle physics scales.

Is the calorie (th) still commonly used?

The calorie (th) is now largely historical and modern practice prefers joules, but it appears in older scientific literature.

What fields use the electron-volt unit?

Electron-volts are widely used in atomic physics, semiconductor research, and particle and nuclear physics.

How to Convert from Calorie (th) [cal (th)] to Electron-volt [eV]

Easily convert energy values from the thermochemical calorie (cal (th)) unit to the electron-volt (eV) unit using this online converter. Understand use cases and conversion details for physics and chemistry applications.

Calorie (th) [cal (th)]

Electron-volt [eV]

Please check your input. It must be a valid numeric value.

Calorie (th) [cal (th)] to Electron-volt [eV] Conversion Table

Calorie (th) [cal (th)]	Electron-volt [eV]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Calorie (th) [cal (th)] to Electron-volt [eV] Conversion Table
Calorie (th) [cal (th)]	Electron-volt [eV]

Explore More Energy Units Converter

What Is This Tool?

This converter allows you to translate energy measurements from the thermochemical calorie (cal (th)) unit to the electron-volt (eV) unit. It is useful for comparing historical thermochemical data with energies on atomic and particle physics scales.

How to Use This Tool?

Enter the energy value in calorie (th) [cal (th)] you wish to convert
Select electron-volt [eV] as the desired output unit
Click convert to see the equivalent energy in electron-volts

Key Features

Converts thermochemical calories to electron-volts accurately
Based on exact definitions linking calories to joules and electron-volts
Useful for scientific research and educational purposes
Browser-based and easy to use

Examples

2 calorie (th) equals approximately 5.22 × 10¹⁹ electron-volts
0.5 calorie (th) equals approximately 1.31 × 10¹⁹ electron-volts

Common Use Cases

Translating historical calorimetry data into atomic-scale energies
Comparing thermal energy with electron binding and excitation energies
Analyzing semiconductor band gaps and carrier energies
Reporting particle and nuclear reaction energies in physics

Tips & Best Practices

Remember that calorie (th) is an older energy unit mainly used in historical contexts
Be aware of the very large numerical results due to the small size of the electron-volt
Use this converter to bridge between thermochemical and quantum or particle energies
Cross-check converted results especially when using them in detailed scientific calculations

Limitations

Calorie (th) units are less common in modern practice, making conversion necessary but context-dependent
Converted electron-volt values are extremely large and require careful numerical handling
The conversion does not incorporate rounding or precision adjustments

Frequently Asked Questions

Why convert calorie (th) to electron-volt?: Converting calorie (th) to electron-volt helps relate historical thermochemical energies to atomic and particle physics scales.
Is the calorie (th) still commonly used?: The calorie (th) is now largely historical and modern practice prefers joules, but it appears in older scientific literature.
What fields use the electron-volt unit?: Electron-volts are widely used in atomic physics, semiconductor research, and particle and nuclear physics.

Key Terminology

Calorie (th) [cal (th)]: A historical unit of energy defined exactly as 4.184 joules, used in thermochemistry.
Electron-volt [eV]: A unit of energy equal to the energy gained by an electron moving through an electric potential difference of one volt, exactly 1.602176634×10⁻¹⁹ joule.
Thermochemical calorie: A calorie unit adopted to provide a fixed conversion between older calorie definitions and the SI system.

Quick Knowledge Check

What unit does this tool convert from?

Electron-volt [eV]

Calorie (th) [cal (th)]

Joule

What is an electron-volt (eV)?

Energy gained by an electron accelerated through one volt

A unit of force

Equivalent to one calorie (th)

Why might converting calorie (th) to electron-volt result in very large numbers?

Because electron-volt is a much smaller unit of energy

Because calorie (th) is smaller than electron-volt

Because conversion formulas are approximations

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