Conversion group
Scientific and specialist converters
Specialized converters used in laboratory, engineering, radiological, thermal, optical, and technical work.
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- Acceleration Angular convertersAngular acceleration measures how quickly angular velocity changes with time.
- Charge convertersElectric charge measures the amount of electric property carried by matter.
- Concentration Molar convertersMolar concentration measures amount of substance per unit volume of solution.
- Concentration Solution convertersSolution concentration expresses the amount of a component relative to a solution quantity.
- Current convertersElectric current measures the rate of electric charge flow.
- Digital Image Resolution convertersDigital image resolution expresses pixel density or sampling density.
- Electric Conductance convertersElectric conductance measures how readily current flows and is the reciprocal of resistance.
- Electric Conductivity convertersElectrical conductivity measures a material's ability to conduct electric current.
- Electric Field Strength convertersElectric field strength measures force per unit charge or potential gradient.
- Electric Potential convertersElectric potential expresses potential energy per unit charge.
- Electric Resistance convertersElectrical resistance measures opposition to current flow.
- Electric Resistivity convertersElectrical resistivity is a material property describing opposition to current flow.
- Electrostatic Capacitance convertersCapacitance measures stored electric charge per unit potential difference.
- Energy And Power convertersThis legacy source category combines energy and power terms and requires dimensional disambiguation before publication.
- Flow Mass convertersMass flow rate measures mass passing a point per unit of time.
- Flow Molar convertersMolar flow rate measures amount of substance passing a point per unit of time.
- Frequency Wavelength convertersFrequency and wavelength describe repeating waves and are inversely related for a fixed propagation speed.
- Fuel Economy convertersFuel economy compares distance travelled with fuel consumed; some units use distance per fuel while others use fuel per distance.
- Fuel Efficiency Mass convertersMass-based fuel efficiency relates fuel mass to delivered energy or work and can use reciprocal unit forms.
- Fuel Efficiency Volume convertersVolume-based fuel efficiency relates fuel volume to delivered energy or work and can use reciprocal unit forms.
- Heat Density convertersHeat density measures thermal energy per unit volume.
- Heat Flux Density convertersHeat flux density measures heat-transfer power per unit area.
- Heat Transfer Coefficient convertersHeat transfer coefficient measures heat flow per area for each unit of temperature difference.
- Illumination convertersIlluminance measures luminous flux received per unit area.
- Linear Charge Density convertersLinear charge density measures electric charge per unit length.
- Linear Current Density convertersLinear current density expresses current distributed along a length.
- Luminance convertersLuminance measures luminous intensity emitted or reflected per projected area.
- Luminous Intensity convertersLuminous intensity measures perceived light power in a given direction.
- Magnetic Field Strength convertersMagnetic field strength describes the magnetizing field produced by currents.
- Magnetic Flux convertersMagnetic flux measures the total magnetic field passing through a surface.
- Magnetic Flux Density convertersMagnetic flux density measures magnetic flux per unit area.
- Magnetomotive Force convertersMagnetomotive force represents the driving influence that establishes magnetic flux.
- Mass Flux Density convertersMass flux density measures mass flow through a unit area.
- Moment Of Inertia convertersMoment of inertia measures resistance to angular acceleration about an axis.
- Numbers convertersNumeral-base conversion changes the written representation of a value without changing the value itself.
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- Permeability convertersMagnetic permeability measures how a medium responds to a magnetic field.
- Prefixes convertersMetric prefixes represent powers-of-ten scale factors applied to units.
- Radiation convertersRadiation units in this category express radiological quantities that require explicit dimensional context.
- Radiation Absorbed Dose convertersAbsorbed dose measures energy deposited by ionizing radiation per unit mass.
- Radiation Activity convertersRadioactivity measures the rate of nuclear decays.
- Radiation Exposure convertersRadiation exposure measures ionization produced in air by photon radiation.
- Sound convertersSound level units express logarithmic ratios; conversions change the numerical scale used for the same ratio.
- Specific Heat Capacity convertersSpecific heat capacity measures energy required to raise the temperature of a unit mass.
- Specific Volume convertersSpecific volume measures volume per unit mass.
- Surface Charge Density convertersSurface charge density measures electric charge per unit area.
- Surface Current Density convertersSurface current density expresses current distributed across a surface width.
- Surface Tension convertersSurface tension measures force per unit length along a liquid surface.
- Temperature Interval convertersTemperature interval measures a difference in temperature without carrying an absolute scale offset.
- Thermal Conductivity convertersThermal conductivity measures a material's ability to conduct heat.
- Thermal Expansion convertersThermal expansion coefficients describe fractional size change per unit temperature change.
- Thermal Resistance convertersThermal resistance measures opposition to heat flow.
- Typography convertersTypographic units measure printed or displayed lengths such as points and picas.
- Velocity Angular convertersAngular velocity measures the rate of rotation with time.
- Viscosity Dynamic convertersDynamic viscosity measures a fluid's resistance to shear deformation.
- Viscosity Kinematic convertersKinematic viscosity relates dynamic viscosity to density.
- Volume Charge Density convertersVolume charge density measures electric charge per unit volume.
- Volume Dry convertersDry volume units measure the capacity of dry commodities and are often region-specific.
- Volume Lumber convertersLumber volume units describe quantities of sawn wood and timber.