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Temperature

Just how hot is 100,000,000 kelvin?

Extreme physics

100,000,000 K

Scale
100,000,000 kelvin

Celsius and Fahrenheit have shifted zero points.

100,000,000 KTemperature
0 K · absolute zero
Fusion plasma

Fusion plasma is a state of matter where atomic nuclei and electrons are separated and nuclei can undergo nuclear fusion.

100,000,000 KTemperature
0 K · absolute zero
Celsius and Fahrenheit zero points are offsets. Compare temperature differences, not ratios in °C or °F. The kelvin axis starts at absolute zero.

A little perspective

100,000,000 kelvin is the same as the temperature of fusion plasma.

Measurements, assumptions & sources +

100,000,000 kelvin

Temperature: 100,000,000 K; definition.

Celsius and Fahrenheit have shifted zero points. Differences are useful; “twice as hot” in °C or °F is not a physical temperature ratio.

NIST — SI conversion factors

Fusion plasma

Temperature: 100,000,000 K; defined reference.

A 100 million K plasma example. High temperature alone does not specify total thermal energy.

Defined examples — our methodology

The marked temperature is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 100,000,000 kelvin with the temperature of fusion plasma. The notes below explain how each value was chosen.

100,000,000 kelvin

100,000,000 K

Temperature · definition

Celsius and Fahrenheit have shifted zero points. Differences are useful; “twice as hot” in °C or °F is not a physical temperature ratio.

Fusion plasma

100,000,000 K

Temperature · defined reference

A 100 million K plasma example. High temperature alone does not specify total thermal energy.

Comparing
Temperature ↔ Temperature
Relative size
We compare temperatures using a difference in kelvins, not a ratio.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • The temperature of fusion plasma: This is an illustrative comparison value, not a claim that every example is the same.

Compare temperature differences in kelvins; Celsius and Fahrenheit ratios are not meaningful.

100,000,000 °Cdegrees Celsius
180,000,000 °Fdegrees Fahrenheit

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