What does calorie (IT)/hour measure?

Calorie (IT)/hour is a power unit that quantifies very small steady heat flow rates using the International Table calorie per hour definition.

When is it useful to convert to femtojoule/second?

Converting to femtojoule/second is important for evaluating extremely small energy transfer rates in nanoelectronics, quantum experiments, and precision heat measurements.

Are the calorie (IT)/hour and femtojoule/second standard units?

Femtojoule/second is derived from SI joules and widely used in physics, while calorie (IT)/hour is a non-SI unit often seen in historical and specialized thermal measurement contexts.

How to Convert from Calorie (IT)/hour [cal/h] to Femtojoule/second [fJ/s]?

Learn how to convert power units from calorie (IT)/hour to femtojoule/second with clear explanations and practical examples for use in calorimetry, nanoelectronics, and precision physics.

Calorie (IT)/hour [cal/h]

Femtojoule/second [fJ/s]

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Calorie (IT)/hour [cal/h] to Femtojoule/second [fJ/s] Conversion Table

Calorie (IT)/hour [cal/h]	Femtojoule/second [fJ/s]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

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Calorie (IT)/hour [cal/h] to Femtojoule/second [fJ/s] Conversion Table
Calorie (IT)/hour [cal/h]	Femtojoule/second [fJ/s]

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What Is This Tool?

This converter facilitates the transformation of power measurements from calorie (IT)/hour, a unit for small heat flow rates, to femtojoule/second, an ultra-fine unit indicating extremely small energy transfer rates common in advanced experimental physics and nanoelectronics.

How to Use This Tool?

Enter the amount in calorie (IT)/hour you wish to convert
Select the source unit as calorie (IT)/hour and the target unit as femtojoule/second
Click the convert button to see the equivalent femtojoule/second value
Review the output and use it for your technical or scientific calculations

Key Features

Converts power values from calorie (IT)/hour to femtojoule/second instantly
Supports very small and precise energy dissipation measurements
Ideal for applications in laboratory calorimetry and nano-scale physics
Uses a fixed conversion rate based on established unit definitions
Browser-based, easy to use without installation or setup

Examples

Convert 2 cal/h to femtojoule/second: 2 cal/h = 2 × 1,163,000,000,000 fJ/s = 2.326 × 10¹² fJ/s
Convert 0.5 cal/h to femtojoule/second: 0.5 cal/h = 0.5 × 1,163,000,000,000 fJ/s = 5.815 × 10¹¹ fJ/s

Common Use Cases

Measuring small heat-transfer rates in calorimetric experiments
Interpreting historical technical documents that use calorie (IT) units
Estimating minimal heat losses in insulated materials or lab apparatus
Quantifying energy dissipation in ultra-low-power nanoelectronic devices
Reporting power in single-electron or single-photon experimental setups

Tips & Best Practices

Verify the unit definitions and contexts before conversion to ensure accuracy
Use highly sensitive instruments when measuring at femtojoule/second scales
Carefully interpret legacy data given the calorie (IT)/hour is not an SI unit
Apply conversions consistently to support precise experimental analysis
Review calculation outputs for expected small power magnitudes

Limitations

Measurements at the femtojoule/second level require extremely sensitive and calibrated equipment
Calorie (IT)/hour is a non-SI unit and primarily used in specialized or historical contexts
Care is needed when applying this conversion to interpret legacy thermal data

Frequently Asked Questions

What does calorie (IT)/hour measure?: Calorie (IT)/hour is a power unit that quantifies very small steady heat flow rates using the International Table calorie per hour definition.
When is it useful to convert to femtojoule/second?: Converting to femtojoule/second is important for evaluating extremely small energy transfer rates in nanoelectronics, quantum experiments, and precision heat measurements.
Are the calorie (IT)/hour and femtojoule/second standard units?: Femtojoule/second is derived from SI joules and widely used in physics, while calorie (IT)/hour is a non-SI unit often seen in historical and specialized thermal measurement contexts.

Key Terminology

Calorie (IT)/hour [cal/h]: A unit of power measuring small steady heat flow rates based on the International Table calorie per hour.
Femtojoule/second [fJ/s]: A very small unit of power equal to 10^-15 joule per second, used in nanoelectronics and precision physics.
Power: The rate at which energy is transferred or converted per unit time.

Quick Knowledge Check

What is the approximate conversion factor from calorie (IT)/hour to femtojoule/second?

1 calorie (IT)/hour = 1.163 × 10³ fJ/s

1 calorie (IT)/hour = 1.163 × 10¹² fJ/s

1 calorie (IT)/hour = 1.163 × 10⁶ fJ/s

In which field is femtojoule/second typically used?

Large scale power plants

Nanoelectronics and experimental physics

Automobile engine performance

Why should care be taken when interpreting calorie (IT)/hour values?

It is an SI unit subject to frequent updates

It is a non-SI unit used mainly in historical or specialized contexts

It measures very large power values only

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