Half-Life Calculator
Calculate radioactive half-life decay over time. Enter initial amount, half-life period, and elapsed time to find remaining material, decay constant, and number of half-lives elapsed.
How to Use Half-Life Calculator
Enter the initial amount of material, the half-life period with its time unit, and the elapsed time. Click Calculate to see remaining amount, number of half-lives elapsed, decay constant, and a decay table.
Step-by-Step Instructions
- Enter the initial amount of material
- Enter the half-life value and select time unit
- Enter elapsed time and select time unit
- Click Calculate Decay to see results and decay table
Related Tools
Timezone Converter
Convert times between different timezones worldwide instantly.
Unix Timestamp Converter
Convert between Unix timestamps and readable date-time strings.
Date Difference Calculator
Calculate the difference between two dates in multiple time units.
Countdown Timer
Set countdown timers with visual alerts when time is up.