Nuclear & Radiation Lab
Calibrate absorbed doses, evaluate safety equivalents, translate decay activity levels, and model electromagnetic ionizing attenuation through safety shielding.
Half Value Layer (Shielding)
Estimate radiation attenuation through protective shielding materials like lead, steel, concrete, and water using linear attenuation coefficients.
(5.0 cm)
Explore Additional Utilities
Battery capacity — Ah ↔ Wh ↔ days of autonomy
Convert between Amp-hours (Ah) and Watt-hours (Wh) and calculate battery bank backup days of autonomy based on loads.
RAID capacity — disk count + size + type → usable space
Calculate usable capacity, parity overhead, and fault tolerance strategies for RAID 0, 1, 5, 6, and 10.
Clay shrinkage — wet size ↔ fired size
Calculate wet, bone-dry, and kiln-fired pottery dimensions and analyze total contraction rates.
Script Character ↔ Word Counter
Analyze characters, spaces, punctuation, words, and word density. Convert text density predictions between CJK and Latin scripts.
Heel angle ↔ righting moment
Calculate heel angle, righting arm (GZ), righting moment, and sailboat stability from displacement, vertical center of gravity, and wind force.
Hot water demand — occupants ↔ liters per hour needed
Estimate peak hot water demand in liters per hour and size standard water heater tanks or tankless flow rates.
Bandwidth ↔ throughput — theoretical vs real world
Compare absolute Shannon-Hartley channel capacity limits against expected TCP throughput using packet loss and round-trip times.
Bohr radius ↔ nanometers — atomic scale reference
Determine electron orbital radius and binding energy levels for Hydrogen-like atomic configurations.
Water Depth & Pressure Converter
Convert ocean depth between fathoms, meters, and feet, and estimate hydrostatic pressure and bathymetric marine zones.
Body Surface Area (BSA) Calculator
Calculate body surface area (BSA) for clinical dosing using Mosteller, DuBois, Haycock, and Gehan-George formulas.
Orbital period ↔ semi major axis — Kepler's third law
Solve planetary/stellar orbit periods or semi-major axis distances.
Ocean depth ↔ pressure — bar per 10 meters rule
Calculate hydrostatic and total pressure in the ocean based on depth, water density, and gravity constants.
Sugar Syrup Ratio Calculator
Calculate water and sugar ratios for simple, rich, and Demerara syrups by volume and weight.
Rock density ↔ tonnage — volume to weight for blasting
Determine solid rock and broken loose rock tonnage from volume based on rock type densities, useful for blasting and haulage design.
Sheet basis weight — gsm ↔ finished sheet thickness
Convert sheet basis weight to finished sheet caliper thickness based on structural pulp densities.
Cable run — signal type + length → gauge required
Compute copper loop line resistance, voltage drop, and power loss to recommend the optimal wire gauge size (AWG).
No Claim Discount (NCD)
Track and project No Claim Discount percentages, claim-free year scales, and calculate potential premium savings with claim step-backs.
International Hat Size Matcher
Convert hat dimensions across US, UK, and European standards.
Flash Guide Number Calculator
Solve the photography flash equation to find guide numbers, aperture, subject distance, or ISO speed for perfect manual flash exposures.
Fiscal Year ↔ Calendar Year Mapping
Map calendar months and dates to custom corporate Fiscal Years (FY) and quarters (Q1–Q4) with customizable fiscal start months.