What Is This Tool?
This converter transforms power measurements from the calorie (IT)/hour unit to picojoule/second, facilitating the expression of very small heat transfer rates in standard SI units used in microelectronics and photonics.
How to Use This Tool?
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Enter the power value you want to convert in calorie (IT)/hour.
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Select 'calorie (IT)/hour [cal/h]' as the input unit.
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Choose 'picojoule/second [pJ/s]' as the output unit.
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Click convert to see the equivalent power in picojoule/second.
Key Features
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Converts power units from calorie (IT)/hour to picojoule/second instantly.
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Supports precision conversion of very small power values relevant to thermal and electronic applications.
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Browser-based and user-friendly interface requiring no installation.
Examples
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Convert 2 cal/h to picojoule/second: 2 × 1,163,000,000 = 2,326,000,000 pJ/s.
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Convert 0.5 cal/h to picojoule/second: 0.5 × 1,163,000,000 = 581,500,000 pJ/s.
Common Use Cases
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Reporting low-level heat-transfer rates in calorimetric and thermal testing laboratories.
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Converting legacy technical data that uses calorie units for thermal power.
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Measuring ultra-low power consumption in micro- and nanoelectronic devices and photonic systems.
Tips & Best Practices
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Verify the context when converting from historical calorie units to ensure correct interpretation.
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Use the conversion to align thermal measurements with SI units for electronic and photonic applications.
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Double-check the input value units before conversion to prevent errors.
Limitations
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The calorie (IT)/hour unit is historical and may need careful contextual interpretation.
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Measuring instruments may have limited sensitivity at such low power levels.
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Conversion accuracy depends on the precision of input values and measurement tools.
Frequently Asked Questions
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What does one calorie (IT)/hour represent in power units?
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One calorie (IT)/hour denotes the rate of energy transfer equal to one International Table calorie per hour, approximately 1.163×10⁻³ watts.
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Why convert calorie (IT)/hour to picojoule/second?
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Converting to picojoule/second allows expressing very small power levels in standard SI units used in microelectronics and precise thermal measurements.
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In which fields is this conversion most commonly applied?
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It is commonly used in laboratory calorimetry, micro/nanoelectronics, photonics, and sensitive optical detector calibrations.
Key Terminology
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Calorie (IT)/hour [cal/h]
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A historical power unit equal to one International Table calorie per hour, used for measuring small heat-transfer rates in thermal contexts.
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Picojoule/second [pJ/s]
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A SI unit of power equal to 10⁻¹² joules per second, often used to describe extremely low continuous power levels in microelectronics and photonics.