--- # Units # SI base units for building NISTu1: name: meter symbol: m si: true type: - si-base short: meter root: true NISTu27: name: gram symbol: g si: true type: - si-base short: gram root: true NISTu27p10_3: name: kilogram symbol: kg si: true type: - buildable NISTu3: name: second symbol: s si: true type: - si-base short: second root: true NISTu4: name: ampere symbol: A si: true type: - si-base short: ampere root: true NISTu5: name: kelvin symbol: K si: true type: - si-base short: kelvin root: true NISTu6: name: mole symbol: mol si: true type: - si-base short: mole root: true NISTu7: name: candela symbol: cd si: true type: - si-base short: candela root: true # SI special derived units: NISTu9: name: radian symbol: rad si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu1 prefix: power: -2 type: - si-derived-special short: radian root: true NISTu10: name: steradian symbol: sr si: true bases: - id: NISTu1 prefix: power: 1 - id: NISTu1 prefix: power: -1 type: - si-derived-special short: steradian root: true NISTu11: name: newton symbol: N si: true bases: - id: NISTu1 prefix: power: 1 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -2 type: - si-derived-special short: newton root: true NISTu12: name: pascal symbol: Pa si: true bases: - id: NISTu1 prefix: power: -1 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -2 type: - si-derived-special short: pascal root: true NISTu13: name: joule symbol: J si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -2 type: - si-derived-special short: joule root: true NISTu14: name: watt symbol: W si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -3 type: - si-derived-special NISTu15: name: coulomb symbol: C si: true bases: - id: NISTu3 prefix: power: 1 - id: NISTu4 prefix: power: 1 type: - si-derived-special short: coulomb root: true NISTu16: name: volt symbol: V si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -3 - id: NISTu4 prefix: power: -1 type: - si-derived-special root: true NISTu17: name: farad symbol: F si: true bases: - id: NISTu1 prefix: power: -2 - id: NISTu27 prefix: p10_3 power: -1 - id: NISTu3 prefix: power: 4 - id: NISTu4 prefix: power: 2 type: - si-derived-special short: farad root: true NISTu18: name: ohm symbol: Ohm si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: 4 - id: NISTu4 prefix: power: 2 type: - si-derived-special short: ohm root: true NISTu19: name: siemens symbol: S si: true bases: - id: NISTu1 prefix: power: -2 - id: NISTu27 prefix: p10_3 power: -1 - id: NISTu3 prefix: power: 3 - id: NISTu4 prefix: power: 2 type: - si-derived-special short: siemens root: true NISTu20: name: weber symbol: Wb si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -2 - id: NISTu4 prefix: power: -1 type: - si-derived-special NISTu21: name: tesla symbol: T si: true bases: - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -2 - id: NISTu4 prefix: power: -1 type: - si-derived-special short: tesla root: true NISTu22: name: henry symbol: H si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu27 prefix: p10_3 power: 1 - id: NISTu3 prefix: power: -2 - id: NISTu4 prefix: power: -2 type: - si-derived-special short: henry root: true NISTu23: name: degree Celsius symbol: degC si: true bases: - id: NISTu5 prefix: power: 1 type: - si-derived-special short: degree_Celsius root: true NISTu25: name: becquerel symbol: Bq si: true bases: - id: NISTu3 prefix: power: -1 type: - si-derived-special short: becquerel root: true NISTu28: name: gray symbol: Gy si: true bases: - id: NISTu1 prefix: power: -2 - id: NISTu7 prefix: power: 1 type: - si-derived-special short: gray root: true NISTu29: name: sievert symbol: Sv si: true bases: - id: NISTu1 prefix: power: 2 - id: NISTu3 prefix: power: -2 type: - si-derived-special short: sievert root: true NISTu30: name: katal symbol: kat si: true bases: - id: NISTu3 prefix: power: -1 - id: NISTu6 prefix: power: 1 type: - si-derived-special short: katal root: true NISTu31: name: hertz symbol: Hz si: true bases: - id: NISTu3 prefix: power: -1 type: - si-derived-special short: hertz root: true NISTu32: name: lumen symbol: lm si: true bases: - id: NISTu7 prefix: power: 1 type: - si-derived-special short: lumen root: true NISTu33: name: lux symbol: lx si: true bases: - id: NISTu3 prefix: power: -2 - id: NISTu7 prefix: power: 1 type: - si-derived-special short: lux root: true # All SI non-special derived units: NISTu4.u1e-1_1: name: ampere per meter symbol: A*m^-1 si: true NISTu4.u1e-2_1: name: ampere per square meter symbol: A*m^-2 si: true NISTu7.u1e-2_1: name: candela per square meter symbol: cd*m^-2 si: true NISTu15.u1e-3_1: name: coulomb per cubic meter symbol: C*m^-3 si: true NISTu15.u27p10_3e-1_1: name: coulomb per kilogram symbol: C*kg^-1 si: true NISTu15.u1e-2_1: name: coulomb per square meter symbol: C*m^-2 si: true NISTu1e3_1: name: cubic meter symbol: m^3 si: true NISTu1e3_1.u27p10_3: name: cubic meter per kilogram symbol: m^3*kg si: true NISTu1e3_1.u3e-1_1: name: cubic meter per second symbol: m^3*s^-1 si: true NISTu17.u1e-1_1: name: farad per meter symbol: F*m^-1 si: true NISTu28.u3e-1_1: name: gray per second symbol: Gy*s^-1 si: true NISTu22.u1e-1_1: name: henry per meter symbol: H*m^-1 si: true NISTu13.u1e-3_1: name: joule per cubic meter symbol: J*m^-3 si: true NISTu13.u5e-1_1: name: joule per kelvin symbol: J*K^-1 si: true NISTu13.u27p10_3e-1_1: name: joule per kilogram symbol: J*kg^-1 si: true NISTu13.u27p10_3e-1_1.u5e-1_1: name: joule per kilogram kelvin symbol: J*kg^-1*K^-1 si: true NISTu13.u6e-1_1: name: joule per mole symbol: J*mol^-1 si: true NISTu13.u6e-1_1.u5e-1_1: name: joule per mole kelvin symbol: J*mol^-1*K^-1 si: true NISTu13.u3: name: joule second symbol: J*s si: true NISTu30.u1e-3_1: name: katal per cubic meter symbol: kat*m^-3 si: true NISTu5e-1_1: name: kelvin to the power minus one symbol: K^-1 si: true NISTu27p10_3.u1.u3e-1_1: name: kilogram meter per second symbol: kg*m*s^-1 si: true NISTu27p10_3.u1e2_1: name: kilogram meter squared symbol: kg*m^2 si: true NISTu27p10_3.u1e2_1.u3e-1_1: name: kilogram meter squared per second symbol: kg*m^2*s^-1 si: true NISTu27p10_3.u1e-3_1: name: kilogram per cubic meter symbol: kg*m^-3 si: true NISTu27p10_3.u1e-1_1: name: kilogram per meter symbol: kg*m^-1 si: true NISTu27p10_3.u3e-1_1: name: kilogram per second symbol: kg*s^-1 si: true NISTu27p10_3.u1e-2_1: name: kilogram per square meter symbol: kg*m^-2 si: true NISTu1.u3e-1_1: name: meter per second symbol: m*s^-1 si: true NISTu1.u3e-2_1: name: meter per second squared symbol: m*s^-2 si: true NISTu1e2_1.u3e-1_1: name: meter squared per second symbol: m^2*s^-1 si: true NISTu1e-1_1: name: meter to the power minus one symbol: m^-1 si: true NISTu6.u1e-3_1: name: mole per cubic meter symbol: mol*m^-3 si: true NISTu6.u27p10_3e-1_1: name: mole per kilogram symbol: mol*kg^-1 si: true NISTu11.u1: name: newton meter symbol: N*m si: true NISTu11.u1.u3: name: newton meter second symbol: N*m*s si: true NISTu11.u1e2_1.u27p10_3e-2_1: name: newton meter squared per kilogram squared symbol: N*m^2*kg^-2 si: true NISTu11.u1e-1_1: name: newton per meter symbol: N*m^-1 si: true NISTu11.u3: name: newton second symbol: N*s si: true NISTu12.u5e-1_1: name: pascal per kelvin symbol: Pa*K^-1 si: true NISTu12.u3: name: pascal second symbol: Pa*s si: true NISTu12e-1_1: name: pascal to the power minus one symbol: Pa^-1 si: true NISTu9.u1e-1_1: name: radian per meter symbol: rad*m^-1 si: true NISTu9.u3e-1_1: name: radian per second symbol: rad*s^-1 si: true NISTu9.u3e-2_1: name: radian per second squared symbol: rad*s^-2 si: true NISTu3e-1_1: name: second to the power minus one symbol: s^-1 si: true NISTu1e2_1: name: square meter symbol: m^2 si: true NISTu16.u1e-1_1: name: volt per meter symbol: V*m^-1 si: true NISTu14.u1e-1_1.u5e-1_1: name: watt per meter kelvin symbol: W*m^-1*K^-1 si: true NISTu14.u1e-2_1: name: watt per square meter symbol: W*m^-2 si: true NISTu14.u1e-2_1.u10e-1_1: name: watt per square meter steradian symbol: W*m^-2*sr^-1 si: true NISTu14.u10e-1_1: name: watt per steradian symbol: W*sr^-1 si: true NISTu14.u3: name: watt second symbol: W*s si: true # Non-SI units (acceptable): NISTu106: name: year (365 days) short: year_365 symbol: a si: false acceptable: true NISTu130: name: liter symbol: L si: false acceptable: true short: liter root: true NISTu131: name: nautical mile symbol: M si: false acceptable: true short: nautical_mile root: true NISTu131.u37e-1_1: short: knot root: true NISTu144: name: oersted symbol: Oe si: false acceptable: true short: oersted root: true NISTu149: short: arc_degree root: true NISTu147: name: minute (minute of arc) symbol: "'" si: false acceptable: true short: arc_minute root: true NISTu148: name: second (second of arc) symbol: '"' si: false acceptable: true short: arc_second root: true NISTu154: name: bel symbol: B si: false acceptable: true short: bel root: true NISTu156: name: conventional millimeter of mercury symbol: mmHg si: false acceptable: true short: mm_Hg root: true NISTu159: name: gon symbol: gon si: false acceptable: true short: gon root: true NISTu183: name: astronomical unit symbol: ua si: false acceptable: true short: astronomical_unit root: true NISTu240: name: electronvolt symbol: eV si: false acceptable: true short: electronvolt root: true NISTu241: name: unified atomic mass unit symbol: u si: false acceptable: true short: unified_atomic_mass_unit root: true NISTu36: name: minute symbol: min si: false acceptable: true short: minute root: true NISTu37: name: hour symbol: h si: false acceptable: true short: hour root: true NISTu38: name: day symbol: d si: false acceptable: true short: day root: true NISTu39: name: angstrom symbol: Aring si: false acceptable: true short: angstrom root: true NISTu43: name: barn symbol: b si: false acceptable: true short: barn root: true NISTu91: name: bar symbol: bar si: false acceptable: true short: bar root: true # Non-SI units (temporarily acceptable): NISTu42: name: are symbol: a si: false acceptable: temporary short: are root: true NISTu44: name: hectare symbol: ha si: false acceptable: temporary short: hectare root: true # Non-SI units (not acceptable): NISTu47: short: abampere root: true NISTu48: name: abcoulomb symbol: abC si: false acceptable: false short: abcoulomb root: true NISTu49: name: abfarad symbol: abF si: false acceptable: false short: abfarad root: true NISTu50: name: abhenry symbol: abH si: false acceptable: false short: abhenry root: true NISTu51: name: abmho symbol: abS si: false acceptable: false short: abmho root: true NISTu52: name: abohm symbol: abohm si: false acceptable: false short: abohm root: true NISTu53: name: abvolt symbol: abV si: false acceptable: false short: abvolt root: true NISTu225: name: abwatt symbol: aW (Cardelli) si: false acceptable: false short: abwatt root: true NISTu178: name: barrel (US) for petroleum symbol: bbl (US) si: false acceptable: false short: petro_barrel root: true NISTu239: name: barye symbol: barye si: false acceptable: false short: barye root: true NISTu285: short: boiler_horsepower root: true NISTu350: name: bit symbol: bit si: false acceptable: false short: bit root: true NISTu351: short: byte root: true NISTu335: name: British thermal unit (39 degF) symbol: Btu si: false acceptable: false short: 39F_btu root: true NISTu336: name: British thermal unit (59 degF) symbol: Btu si: false acceptable: false short: 59F_btu root: true NISTu337: name: British thermal unit (60 degF) symbol: Btu si: false acceptable: false short: 60F_btu root: true NISTu334: name: British thermal unit (mean) symbol: Btu si: false acceptable: false short: mean_btu root: true NISTu333: name: British thermal unit_IT symbol: Btu si: false acceptable: false short: table_btu root: true NISTu216: name: British thermal unit_th symbol: Btu_th si: false acceptable: false short: thermo_btu root: true NISTu328: short: 60F_in_Hg root: true NISTu324: short: 60F_in_water root: true NISTu179: name: bushel (US) symbol: bu (US) si: false acceptable: false short: us_bushel root: true NISTu310: name: chain (based on US survey foot) symbol: ch si: false acceptable: false short: us_survey_chain root: true NISTu318: name: conventional centimeter of mercury symbol: cmHg si: false acceptable: false short: cm_Hg root: true NISTu321: name: conventional centimeter of water symbol: cmH_2O si: false acceptable: false short: cm_water root: true NISTu330: name: conventional foot of mercury symbol: ftHg si: false acceptable: false short: ft_Hg root: true NISTu325: name: conventional foot of water symbol: ftH_2O si: false acceptable: false short: ft_water root: true NISTu329: name: conventional inch of mercury symbol: inHg si: false acceptable: false short: in_Hg root: true NISTu322: name: conventional inch of water symbol: inH_2O si: false acceptable: false short: in_water root: true NISTu215: name: conventional millimeter of water symbol: mmH_2O si: false acceptable: false short: mm_water root: true NISTu98: name: curie symbol: Ci si: false acceptable: false short: curie root: true NISTu224: name: debye symbol: D si: false acceptable: false short: debye root: true NISTu133: name: degree Fahrenheit symbol: degF si: false acceptable: false short: degree_Fahrenheit root: true NISTu288: name: degree Rankine symbol: degR si: false acceptable: false short: degree_Rankine root: true NISTu234: name: dram (apothecary) symbol: dr si: false acceptable: false short: apothecaries_dram root: true NISTu275: name: dram (avoirdupois) symbol: dr (avdp) si: false acceptable: false short: dram root: true NISTu180: name: dry pint (US) symbol: dry pt (US) si: false acceptable: false short: us_dry_pint root: true NISTu301: name: dry quart (US) symbol: dry qt (US) si: false acceptable: false short: us_dry_quart root: true NISTu71: name: dyne symbol: dyn si: false acceptable: false short: dyne root: true NISTu62: name: erg symbol: erg si: false acceptable: false short: erg root: true NISTu282: name: fathom (based on US survey foot) symbol: fath si: false acceptable: false short: us_survey_fathom root: true NISTu173: name: fluid ounce (UK) symbol: fl oz (UK) si: false acceptable: false short: imperial_ounce root: true NISTu177: name: fluid ounce (US) symbol: fl oz (US) si: false acceptable: false short: us_fluid_ounce root: true NISTu78: name: foot symbol: ft si: false acceptable: false short: foot root: true NISTu315: name: foot (based on US survey foot) symbol: ft si: false acceptable: false short: us_survey_foot root: true NISTu277: name: footlambert symbol: ft.L si: false acceptable: false short: footlambert root: true NISTu143: name: gal symbol: Gal si: false acceptable: false short: gal root: true NISTu171: name: gallon (UK) symbol: gal (UK) si: false acceptable: false short: imperial_gallon root: true NISTu175: name: gallon (US) symbol: gal (US) si: false acceptable: false short: us_gallon root: true NISTu119: name: gauss symbol: Gs si: false acceptable: false short: gauss root: true NISTu223: name: gilbert symbol: Gi si: false acceptable: false short: gilbert root: true NISTu356: name: gill (US) symbol: gi si: false acceptable: false short: us_gill root: true NISTu86: name: grain (troy or apothecary) symbol: gr si: false acceptable: false short: grain root: true NISTu196: name: gram-force symbol: gf si: false acceptable: false short: gram_force root: true NISTu284: name: horsepower symbol: hp si: false acceptable: false short: horsepower root: true NISTu203: name: hundredweight (long, 112 lb) symbol: cwt (UK) si: false acceptable: false short: gross_hundredweight root: true NISTu230: name: hundredweight (short, 100 lb) symbol: cwt (US) si: false acceptable: false short: hundredweight root: true NISTu60: name: I.T. calorie symbol: cal_IT si: false acceptable: false short: table_calorie root: true NISTu8: name: inch symbol: in si: false acceptable: false short: inch root: true NISTu316: name: inch (based on US survey foot) symbol: in si: false acceptable: false short: us_survey_inch root: true NISTu120: name: kayser symbol: K si: false acceptable: false short: kayser root: true NISTu63: name: kilocalorie_IT symbol: kcal_IT si: false acceptable: false short: table_kg_calorie root: true NISTu64: name: kilocalorie_th symbol: kcal_th si: false acceptable: false short: thermo_kg_calorie root: true NISTu237: name: kip symbol: kip si: false acceptable: false short: kip root: true NISTu222: name: lambert symbol: L si: false acceptable: false short: lambert root: true NISTu378: name: light minute short: light_minute root: true NISTu379: name: light second short: light_second root: true NISTu377: name: light hour short: light_hour root: true NISTu182: name: light year symbol: l.y. si: false acceptable: false short: light_year root: true NISTu376: name: light week short: light_week root: true NISTu176: name: liquid pint (US) symbol: liq pint (US) si: false acceptable: false short: us_pint root: true NISTu302: name: liquid quart (US) symbol: liq qt (US) si: false acceptable: false short: us_quart root: true NISTu58: name: maxwell symbol: Mx si: false acceptable: false short: maxwell root: true NISTu88: name: metric ton symbol: t si: false acceptable: false short: metric_ton root: true NISTu218: short: metric_horsepower root: true NISTu83: name: mile symbol: mi si: false acceptable: false short: mile root: true NISTu313: name: mile (based on US survey foot) symbol: mi si: false acceptable: false short: us_survey_mile root: true NISTu353: name: minim symbol: min si: false acceptable: false short: us_minim root: true NISTu202: name: ounce (avoirdupois) symbol: oz si: false acceptable: false short: ounce root: true NISTu231: name: ounce (troy or apothecary) symbol: oz si: false acceptable: false short: troy_ounce root: true NISTu184: name: parsec symbol: pc si: false acceptable: false short: parsec root: true NISTu352: name: peck symbol: pk si: false acceptable: false short: us_peck root: true NISTu233: name: pennyweight symbol: dwt (troy) si: false acceptable: false short: pennyweight root: true NISTu332: name: pH symbol: pH si: false acceptable: false short: pH root: true NISTu85: name: phot symbol: ph si: false acceptable: false short: phot root: true NISTu172: name: pint (UK) symbol: pt (UK) si: false acceptable: false short: imperial_pint root: true NISTu128: name: poise symbol: P si: false acceptable: false short: poise root: true NISTu201: name: pound (avoirdupois) symbol: lb si: false acceptable: false short: pound root: true NISTu232: name: pound (troy or apothecary) symbol: lb si: false acceptable: false short: troy_pound root: true NISTu205: name: pound-force symbol: lbf si: false acceptable: false short: pound_force root: true NISTu348: name: pound-mole symbol: lbmol si: false acceptable: false short: pound_mole root: true NISTu236: name: poundal symbol: pdl si: false acceptable: false short: poundal root: true NISTu300: name: quart (UK) symbol: qt (UK) si: false acceptable: false short: imperial_quart root: true NISTu99: name: rad (absorbed dose) symbol: rad si: false acceptable: false short: rad root: true NISTu100: name: rem symbol: rem si: false acceptable: false short: rem root: true NISTu129: name: rhe symbol: rhe si: false acceptable: false short: rhe root: true NISTu281: name: rod (based on US survey foot) symbol: rd si: false acceptable: false short: us_survey_rod root: true NISTu118: name: roentgen symbol: R si: false acceptable: false short: roentgen root: true NISTu235: name: scruple symbol: scr (ap.) si: false acceptable: false short: scruple root: true NISTu226: name: slug symbol: slug si: false acceptable: false short: slug root: true NISTu134: name: standard atmosphere symbol: atm si: false acceptable: false short: standard_atmosphere root: true NISTu267: name: statampere short: statampere root: true NISTu271: name: statcoulomb symbol: statcoulomb si: false acceptable: false short: statcoulomb root: true NISTu266: name: statfarad symbol: statF si: false acceptable: false short: statfarad root: true NISTu269: name: stathenry symbol: statH si: false acceptable: false short: stathenry root: true NISTu270: name: statmho symbol: statmho si: false acceptable: false short: statmho root: true NISTu265: name: statohm symbol: statohm si: false acceptable: false short: statohm root: true NISTu273: name: stattesla symbol: statT si: false acceptable: false short: stattesla root: true NISTu268: name: statvolt symbol: statV si: false acceptable: false short: statvolt root: true NISTu274: name: statwatt symbol: statwatt si: false acceptable: false short: statwatt root: true NISTu272: name: statweber symbol: statWb si: false acceptable: false short: statweber root: true NISTu124: name: stilb symbol: sb si: false acceptable: false short: stilb root: true NISTu142: name: stokes symbol: St si: false acceptable: false short: stokes root: true NISTu135: name: technical atmosphere symbol: at si: false acceptable: false short: technical_atmosphere root: true NISTu213: name: tex symbol: tex si: false acceptable: false short: tex root: true NISTu227: name: thermochemical calorie symbol: cal_th si: false acceptable: false short: thermo_calorie root: true NISTu238: name: ton-force (2000 lb) symbol: ton-force (2000 lb) si: false acceptable: false short: ton_force root: true NISTu214: name: torr symbol: Torr si: false acceptable: false short: torr root: true NISTu84: name: yard symbol: yd si: false acceptable: false NISTu314: name: yard (based on US survey foot) symbol: yd si: false acceptable: false short: us_survey_yard root: true # Enumerated Root Units NISTu286: name: water horsepower short: water_horsepower root: true NISTu311: short: us_survey_link root: true NISTu304: short: us_tablespoon root: true NISTu303: short: us_teaspoon root: true NISTu312: short: us_survey_furlong root: true NISTu331: short: us_therm root: true NISTu307: short: us_label_cup root: true NISTu308: short: us_label_fluid_ounce root: true NISTu309: short: us_label_ounce root: true NISTu305: short: us_label_tablespoon root: true NISTu306: short: us_label_teaspoon root: true NISTu287: short: uk_horsepower root: true NISTu317: short: us_acre root: true NISTu354: short: us_cup root: true NISTu355: short: us_fluid_dram root: true NISTu166: short: tons_of_tnt root: true NISTu349: short: ton_refrigeration root: true NISTu338: short: tropical_year root: true NISTu345: short: shake root: true NISTu228: short: short_ton root: true NISTu340: short: sidereal_day root: true NISTu341: short: sidereal_hour root: true NISTu342: short: sidereal_minute root: true NISTu343: short: sidereal_second root: true NISTu339: short: sidereal_year root: true NISTu279: short: printers_pica root: true NISTu344: short: printers_point root: true NISTu347: short: nato_mil root: true NISTu243: short: natural_unit_of_action root: true NISTu297: short: natural_unit_of_action_in_eV_s root: true NISTu295: short: natural_unit_of_energy root: true NISTu298: short: natural_unit_of_energy_in_MeV root: true NISTu290: short: natural_unit_of_length root: true NISTu244: short: natural_unit_of_mass root: true NISTu296: short: natural_unit_of_momentum root: true NISTu299: short: natural_unit_of_momentum_in_MeV_per_c root: true NISTu245: short: natural_unit_of_time root: true NISTu242: short: natural_unit_of_velocity root: true NISTu153: short: neper root: true NISTu357: short: imperial_gill root: true NISTu229: short: long_ton root: true NISTu117: short: ec_therm root: true NISTu127: short: electric_horsepower root: true NISTu276: short: footcandle root: true NISTu157: short: darcy root: true NISTu346: short: denier root: true NISTu283: short: circular_mil root: true NISTu278: short: computer_pica root: true NISTu280: short: computer_point root: true NISTu212: short: carat root: true NISTu291: short: atomic_unit_of_1st_hyperpolarizability root: true NISTu292: short: atomic_unit_of_2nd_hyperpolarizability root: true NISTu248: short: atomic_unit_of_action root: true NISTu246: short: atomic_unit_of_charge root: true NISTu256: short: atomic_unit_of_charge_density root: true NISTu257: short: atomic_unit_of_current root: true NISTu258: short: atomic_unit_of_electric_dipole_moment root: true NISTu259: short: atomic_unit_of_electric_field root: true NISTu260: short: atomic_unit_of_electric_field_gradient root: true NISTu264: short: atomic_unit_of_electric_polarizability root: true NISTu261: short: atomic_unit_of_electric_potential root: true NISTu263: short: atomic_unit_of_electric_quadrupole_moment root: true NISTu250: short: atomic_unit_of_energy root: true NISTu262: short: atomic_unit_of_force root: true NISTu249: short: atomic_unit_of_length root: true NISTu254: short: atomic_unit_of_magnetic_dipole_moment root: true NISTu253: short: atomic_unit_of_magnetic_flux_density root: true NISTu252: short: atomic_unit_of_magnetizability root: true NISTu247: short: atomic_unit_of_mass root: true NISTu255: short: atomic_unit_of_momentum root: true NISTu293: short: atomic_unit_of_permittivity root: true NISTu251: short: atomic_unit_of_time root: true NISTu294: short: atomic_unit_of_velocity root: true NISTu319: short: 0C_cm_Hg root: true NISTu327: short: 32F_in_Hg root: true NISTu326: short: 39F_ft_water root: true NISTu323: short: 39F_in_water root: true NISTu320: short: 4C_cm_water root: true