Convert Milligrays per second to Grays per second

Convert Milligrays per second (mGy/s) to Grays per second (Gy/s) instantly and accurately.

Milligrays per second (mGy/s)
Grays per second (Gy/s)

Conversion Formula

Gy/s = mGy/s × 0.001

About Milligrays per second

The milligray per second (mGy/s) equals 1e-3 Gy/s. Used in high-dose-rate applications: medical linac output in IMRT mode is 1-5 mGy/s at isocentre; electron beam processing conveyors deliver 1-10 mGy/s; real-time diode dosimeters in linac vaults measure instantaneous dose rate in mGy/s during beam-on periods. 1 mGy/s = 0.1 rad/s = 3.6 Gy/h.

About Grays per second

The gray per second (Gy/s) is the SI coherent unit of absorbed dose rate, equal to 1 joule per kilogram per second, dimensionally equivalent to W/kg or m²/s³. Used in HDR brachytherapy source strength, FLASH radiotherapy research (>40 Gy/s for normal tissue sparing), and particle accelerator beam-loss dosimetry. 1 Gy/s = 60 Gy/min = 3600 Gy/h = 100 rad/s.

Quick Reference Table

Milligrays per second (mGy/s)Grays per second (Gy/s)
1 mGy/s0.001 Gy/s
2 mGy/s0.002 Gy/s
5 mGy/s0.005 Gy/s
10 mGy/s0.01 Gy/s
25 mGy/s0.025 Gy/s
50 mGy/s0.05 Gy/s
100 mGy/s0.1 Gy/s

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