Femtopoises to Poise Converter (fP to P)
fP × 1 × 10⁻¹⁵ = P
Calculation: 1 fP × 1 × 10⁻¹⁵ = 1 × 10⁻¹⁵ P
Common Femtopoise to Poise Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Femtopoise (fP) and Poise (P).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 fP 1 × 10⁻¹⁸ P | 1 × 10⁻¹⁸ |
| 0.01 fP 1 × 10⁻¹⁷ P | 1 × 10⁻¹⁷ |
| 0.1 fP 1 × 10⁻¹⁶ P | 1 × 10⁻¹⁶ |
| 0.5 fP 5 × 10⁻¹⁶ P | 5 × 10⁻¹⁶ |
| 1 fP 1 × 10⁻¹⁵ P | 1 × 10⁻¹⁵ |
| 2 fP 2 × 10⁻¹⁵ P | 2 × 10⁻¹⁵ |
| 5 fP 5 × 10⁻¹⁵ P | 5 × 10⁻¹⁵ |
| 10 fP 1 × 10⁻¹⁴ P | 1 × 10⁻¹⁴ |
| 20 fP 2 × 10⁻¹⁴ P | 2 × 10⁻¹⁴ |
| 25 fP 2.5 × 10⁻¹⁴ P | 2.5 × 10⁻¹⁴ |
| 50 fP 5 × 10⁻¹⁴ P | 5 × 10⁻¹⁴ |
| 100 fP 1 × 10⁻¹³ P | 1 × 10⁻¹³ |
| 250 fP 2.5 × 10⁻¹³ P | 2.5 × 10⁻¹³ |
| 500 fP 5 × 10⁻¹³ P | 5 × 10⁻¹³ |
| 1000 fP 1 × 10⁻¹² P | 1 × 10⁻¹² |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 P 1 × 10¹⁵ fP | 1 × 10¹⁵ |
| 5 P 5 × 10¹⁵ fP | 5 × 10¹⁵ |
| 10 P 1 × 10¹⁶ fP | 1 × 10¹⁶ |
| 50 P 5 × 10¹⁶ fP | 5 × 10¹⁶ |
| 100 P 1 × 10¹⁷ fP | 1 × 10¹⁷ |
Real-World Context & Everyday Benchmarks
Tap to load into converterTo help contextualize these units in everyday life, science, and engineering, here are verified real-world reference points for Femtopoise (fP) and Poise (P):
Femtopoise References:
- Bose-Einstein condensate near-zero viscosity superfluid regime 1 fP
Poise References:
- Pure liquid water dynamic viscosity at room temperature (0.01 P / 1 cP) 0.01 P
- Commercial culinary golden pancake syrup dynamic viscosity 25 P
How to Convert Femtopoise to Poise
Converting Femtopoise (fP) to Poise (P) is a core calculation in Dynamic Viscosity, which quantifies a fluid's internal tangential resistance to shear deformation and laminar flow. This calculation bridges modern MKSA metric standards with the historical Gaussian centimetre-gram-second (CGS) electrostatic and electromagnetic framework. In CGS systems, electromagnetic units (such as statvolts, abvolts, dynes, ergs, and gauss) are formulated directly from mechanical dimensions, with electrostatic-to-electromagnetic relations tied to the speed of light in vacuum (c ≈ 2.99792458 × 1010 cm/s). Exactly 1 Femtopoise translates to 1 × 10⁻¹⁵ Poise (1 P = 1 × 10¹⁵ fP).
Mathematical Conversion Derivation via Coherent SI Base Unit
Under the International System of Quantities (ISQ), dimensional conversion between non-SI units is rigorously resolved by bridging through the coherent SI base unit (pascal second (Pa·s)) without arbitrary rounding:
1 fP = 1 × 10⁻¹⁶ pascal second (Pa·s)1 P = 0.1 pascal second (Pa·s)V(P) = V(fP) × ( 1 × 10⁻¹⁶ / 0.1 ) = V(fP) × 1 × 10⁻¹⁵Value in Poise = Value in Femtopoise × 1 × 10⁻¹⁵Direct computational formula applied for standard conversion.For an engineering input of 75 fP, applying the conversion factor yields exactly 7.5 × 10⁻¹⁴ P. At larger operational scale, 10000 Femtopoise corresponds to 1 × 10⁻¹¹ P.
Inverse check: 1 P = 1 × 10¹⁵ fP.Understanding Femtopoise and Poise
Femtopoise
fPA Femtopoise (fP) is a decimal submultiple of the SI-derived unit for dynamic viscosity.
Applications & Practical Context
In practical viscosity dynamic terms, a bose-Einstein condensate near-zero viscosity superfluid regime equals 1 fP.
A physical magnitude of 1 fP corresponds to 1 × 10⁻¹⁶ Pa·s in standard SI measurement.
1 fP = 1 × 10⁻¹⁶ Pa·sPoise
PA Poise (P) is a unit of dynamic viscosity in the centimeter-gram-second (CGS) system.
Applications & Practical Context
In practical viscosity dynamic terms, a pure liquid water dynamic viscosity at room temperature (0.01 P / 1 cP) equals 0.01 P, a commercial culinary golden pancake syrup dynamic viscosity equals 25 P.
A physical magnitude of 1 P corresponds to 0.1 Pa·s in standard SI measurement.
1 P = 0.1 Pa·sDomain Metrology & Engineering Applications
Newton's Law of Viscosity (τ = μ · du/dy)
Rigorously quantified in laboratory and field settings using rotational cone-and-plate rheometers, falling ball Höppler viscometers, and vibrating wire viscometers.
Applied across lubricating oil tribology (SAE engine grades), polymer extrusion, paint and coating formulation, and pharmaceutical liquid processing under international metrology standard ISO 80000-4:2019, ASTM D445.
Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-4:2019, ASTM D445 and the BIPM SI Brochure (9th Edition). Governed by Newton's Law of Viscosity (τ = μ · du/dy) under ISO 80000 dimensional vector [M L⁻¹ T⁻¹].
Dynamic to Kinematic Viscosity Bridge (m²/s • cSt • Stokes • ft²/s • in²/s • mm²/s)
Calculate fluid kinematic momentum diffusivity ν = μ / ρ across process liquids, bridging dynamic viscosity [M L⁻¹ T⁻¹] and kinematic viscosity [L² T⁻¹] via metrological density (ρ).
ν = μ / ρ
[Pa·s] ÷ [kg/m³] → [m²/s]
-
1. Normalize Input to SI Base Unit (Pa·s):
μ = 1 fP × 1 × 10⁻¹⁶ = 1 × 10⁻¹⁶ Pa·s -
2. Apply Engineering Parameter (ρ):
Selected condition: Engine Lubricating Oil (SAE 30, 20°C) at ρ = 885 kg/m³ -
3. Execute Governing Physical Law in SI Units:
ν = μ / ρ = (1 × 10⁻¹⁶ Pa·s) ÷ (885 kg/m³) = 1.129944 × 10⁻¹⁹ m²/s -
4. Convert to Standard Engineering Units:
• m²/s: 1.129944 × 10⁻¹⁹ × 1 = 1.129944 × 10⁻¹⁹ m²/s (Square Meters per Second) • cSt: 1.129944 × 10⁻¹⁹ × 1000000 = 1.1299 × 10⁻¹³ cSt (Centistokes) • St: 1.129944 × 10⁻¹⁹ × 10000 = 1.1299 × 10⁻¹⁵ St (Stokes) • ft²/s: 1.129944 × 10⁻¹⁹ × 10.7639 = 1.2163 × 10⁻¹⁸ ft²/s (Square Feet per Second) • in²/s: 1.129944 × 10⁻¹⁹ × 1550.0031 = 1.75 × 10⁻¹⁶ in²/s (Square Inches per Second) • mm²/s: 1.129944 × 10⁻¹⁹ × 1000000 = 1.1299 × 10⁻¹³ mm²/s (Square Millimeters per Second)
| Engineering Substance / Operating Standard | Parameter Value (kg/m³) | Reference State / Condition | Typical Industrial & Engineering Application |
|---|---|---|---|
| Water (20°C / Standard Ambient) | 998.2 |
998.2 kg/m³ | Hydronic HVAC & cooling water (NIST) |
| Engine Lubricating Oil (SAE 30, 20°C) | 885 |
885.0 kg/m³ | Crankcase lubrication & turbo bearing feeds |
| Hydraulic Oil (ISO VG 46, 20°C) | 870 |
870.0 kg/m³ | Industrial hydraulic systems & servo controls |
| Heavy Fuel Oil (Bunker C / HFO, 50°C) | 920 |
920.0 kg/m³ | Marine diesel engines & power plant burners |
| Pure Glycerol (100% C₃H₈O₃, 20°C) | 1260 |
1,260.0 kg/m³ | High-viscosity metrology reference fluid |
Frequently Asked Questions
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