Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Nuclear
Radiation Shielding Calculator
Calculate the thickness of shielding material needed to reduce gamma radiation from an initial intensity to a safe target level. Essential for designing radiation barriers in nuclear facilities, medical imaging rooms, and industrial radiography.
Fill in the required fields to see your result.
Nuclear
Nuclear Criticality Calculator
Compute the effective neutron multiplication factor (k_eff) for a fissile system using the six-factor formula. Used by nuclear engineers to determine whether a reactor or fissile assembly is subcritical, critical, or supercritical.
Fill in the required fields to see your result.
Key differences
| Radiation Shielding Calculator | Nuclear Criticality Calculator | |
|---|---|---|
| Category | Nuclear | Nuclear |
| Inputs required | 4 | 5 |
| Result | Required Thickness (cm) | Multiplication Factor (k) |
| What it does | Calculate the thickness of shielding material needed to reduce gamma radiation from an initial intensity to a safe target level. Essential for designing radiation barriers in nuclear facilities, medical imaging rooms, and industrial radiography. | Compute the effective neutron multiplication factor (k_eff) for a fissile system using the six-factor formula. Used by nuclear engineers to determine whether a reactor or fissile assembly is subcritical, critical, or supercritical. |