Free tools
Plasma calculators, verified.
Free, no login required. Every formula is unit-tested against the NRL Plasma Formulary and peer-reviewed scalings. Share results with a link, print them, or email yourself a report.
PIC Simulation PlannerMost popular
Cell size, time step, cells, particles, memory, core-hours and GPU-hours for a particle-in-cell run, with warnings about common pitfalls.
Open calculatorLaser–Plasma Calculator
Peak intensity, a₀, critical density, self-focusing threshold and nonlinear LWFA scalings (dephasing, depletion, energy gain).
Open calculatorPlasma Parameter Calculator
Debye length, plasma and cyclotron frequencies, gyroradii, skin depths, lnΛ, collision rate, β, Alfvén and sound speeds.
Open calculatorCoronal Plasma Calculator
RTV loop scaling, characteristic speeds and transit times, cooling times, Spitzer resistivity and the Lundquist number.
Open calculatorHPC Cost Estimator
Compare cost and wall-clock time on cloud CPUs, spot instances, GPUs, on-premise clusters and national supercomputers.
Open calculatorNeed more than an estimate?
We set up, run and verify the full simulation, and hand you reproducible results.