Convert Gigapascals to Nanopascals
Convert Gigapascals (GPa) to Nanopascals (nPa) instantly and accurately.
Conversion Formula
nPa = GPa × 1.000000000e+18
About Gigapascals
A gigapascal (GPa) = 10⁹ Pa = 10 kbar - the extreme-pressure unit for materials science and planetary physics. Bulk moduli: fused silica 72 GPa; iron 170 GPa; diamond 442 GPa (highest known). Earth's inner core: 330-360 GPa. Jupiter's core: ~40,000-70,000 GPa. NIF laser-shocked experiments create 100-100,000 GPa to reproduce planetary interior conditions. Metallic hydrogen is predicted to form above ~500 GPa and has been tentatively observed at 400-500 GPa in diamond anvil cells. 1 GPa = 10⁹ Pa = 10 kbar.
About Nanopascals
A nanopascal (nPa) is 10⁻⁹ Pa - the pressure scale of deep interplanetary space. LIGO and Virgo gravitational wave detectors must isolate mirror displacement signals against noise floors in the nanopascal regime. Low Earth orbit residual atmosphere is ~100 µPa; deep interplanetary space is ~1-10 nPa depending on solar wind activity. Thermospheric gas layers above 200 km altitude fall into the nPa-µPa range. Casimir force calculations and quantum vacuum fluctuation modelling also operate at nanopascal scales. 1 nPa = 10⁻⁹ Pa.
Quick Reference Table
| Gigapascals (GPa) | Nanopascals (nPa) |
|---|---|
| 1 GPa | 1 × 1018 nPa |
| 2 GPa | 2 × 1018 nPa |
| 5 GPa | 5 × 1018 nPa |
| 10 GPa | 1 × 1019 nPa |
| 25 GPa | 2.5 × 1019 nPa |
| 50 GPa | 5 × 1019 nPa |
| 100 GPa | 1 × 1020 nPa |