Hartree

The hartree is the atomic unit of energy, symbol (E_h or Ha). Plural name is hartrees.

Conversion Tool

From to

Input

Results

Input	Output	Table
1 ft-lb	12 in-lb	foot pounds to inch pounds
1 in-lb	0.113 Nm	inch pounds to newton meters
1 Nm	0.7376 ft-lb	newton meters to foot pounds
1 in-lb	0.0833 ft-lb	inch pounds to foot pounds
1 ft-lb	1.3558179 Nm	foot pounds to newton meters
1 l-atm	101.325 J	liter atmospheres to joules
1 in-lb	15.999999461875 in-oz	inch pounds to inch ounces
1 Nm	8.850746106833 in-lb	newton meters to inch pounds
1 Nm	3.72506E-7 hph	newton meters to horsepower hours
1 J	1 Nm	joules to newton meters

Sample Energy Conversion

10 foot pound to inch pounds, the result is 120 inch pounds
10 inch pound to newton meters, the result is 1.12984825 newton meters
10 newton meter to foot pounds, the result is 7.375621755694 foot pounds
10 inch pound to foot pounds, the result is 0.8333 foot pounds
10 foot pound to newton meters, the result is 13.558179 newton meters
10 liter atmosphere to joules, the result is 1013.25 joules
10 inch pound to inch ounces, the result is 159.99999461875 inch ounces
10 newton meter to inch pounds, the result is 88.507461068334 inch pounds
10 newton meter to horsepower hours, the result is 3.725061E-6 horsepower hours
10 joule to newton meters, the result is 10 newton meters

Hartree to Other Units

Hartree can convert to other units, such as Btu, calorie [15 °C], calorie [I.T.], Calorie [nutritional], calorie [thermochemical], dekatherm, electronvolt, erg, exajoule, femtojoule, foot pound, gigajoule, gigawatt hour, gram calorie, horsepower hour, inch ounce, inch pound, joule, kilogram calorie, kilojoule, kilowatt hour, liter atmosphere, megaelectronvolt, megajoule, megawatthour, microjoule, millijoule, nanojoule, newton meter, petajoule, picojoule, Q unit, quad, teraelectronvolt, terajoule, terawatthour, thermie, therm , tonne of coal equivalent, tonne of oil equivalent, ton [explosive], watthour, wattsecond and more. You can find the reference table below:

Unit to Other Unit	Energy Conversion	Energy Table
1 E_h = 4.1322437986461E-21 BTU	hartrees to Btus	hartrees to Btus table
1 E_h = 1.0415567394524E-18 cal₁₅	hartrees to calories [15 °C]	hartrees to calories [15 °C] table
1 E_h = 1.0413079678991E-18 cal_it	hartrees to calories [I.T.]	hartrees to calories [I.T.] table
1 E_h = 1.0413079678991E-21 cal_nutritional	hartrees to Calories [nutritional]	hartrees to Calories [nutritional] table
1 E_h = 1.0420048279159E-18 cal_th	hartrees to calories [thermochemical]	hartrees to calories [thermochemical] table
1 E_h = 4.1322394903782E-27 dath	hartrees to dekatherms	hartrees to dekatherms table
1 E_h = 27.211396641308 eV	hartrees to electronvolts	hartrees to electronvolts table
1 E_h = 4.4E-11 erg	hartrees to ergs	hartrees to ergs table
1 E_h = 4.3597482E-36 EJ	hartrees to exajoules	hartrees to exajoules table
1 E_h = 0.0044 fJ	hartrees to femtojoules	hartrees to femtojoules table
1 E_h = 3.215585367327E-18 ft-lb	hartrees to foot pounds	hartrees to foot pounds table
1 E_h = 4.3597482E-27 GJ	hartrees to gigajoules	hartrees to gigajoules table
1 E_h = 1.2110411666667E-30 GWh	hartrees to gigawatt hours	hartrees to gigawatt hours table
1 E_h = 1.0415567394524E-18 gcal	hartrees to gram calories	hartrees to gram calories table
1 E_h = 1.6240329787137E-24 hph	hartrees to horsepower hours	hartrees to horsepower hours table
1 E_h = 6.1739236976213E-16 in-oz	hartrees to inch ounces	hartrees to inch ounces table
1 E_h = 3.8587024407924E-17 in-lb	hartrees to inch pounds	hartrees to inch pounds table
1 E_h = 4.3597482E-18 J	hartrees to joules	hartrees to joules table
1 E_h = 1.0415567394524E-21 Kgcal	hartrees to kilogram calories	hartrees to kilogram calories table
1 E_h = 4.3597482E-21 kJ	hartrees to kilojoules	hartrees to kilojoules table
1 E_h = 1.2110411666667E-24 kWh	hartrees to kilowatt hours	hartrees to kilowatt hours table
1 E_h = 4.3027369356033E-20 l-atm	hartrees to liter atmospheres	hartrees to liter atmospheres table
1 E_h = 2.7211397E-5 MeV	hartrees to megaelectronvolts	hartrees to megaelectronvolts table
1 E_h = 4.3597482E-24 MJ	hartrees to megajoules	hartrees to megajoules table
1 E_h = 1.2110411666667E-27 MWh	hartrees to megawatthours	hartrees to megawatthours table
1 E_h = 4.0E-12 µJ	hartrees to microjoules	hartrees to microjoules table
1 E_h = 4.3597482E-15 mJ	hartrees to millijoules	hartrees to millijoules table
1 E_h = 4.36E-9 nJ	hartrees to nanojoules	hartrees to nanojoules table
1 E_h = 4.3597482E-18 Nm	hartrees to newton meters	hartrees to newton meters table
1 E_h = 4.3597482E-33 PJ	hartrees to petajoules	hartrees to petajoules table
1 E_h = 4.359748E-6 pJ	hartrees to picojoules	hartrees to picojoules table
1 E_h = 4.1322437986461E-39 q unit	hartrees to Q units	hartrees to Q units table
1 E_h = 4.1322437986461E-36 quad	hartrees to quads	hartrees to quads table
1 E_h = 2.7E-11 TeV	hartrees to teraelectronvolts	hartrees to teraelectronvolts table
1 E_h = 4.3597482E-30 TJ	hartrees to terajoules	hartrees to terajoules table
1 E_h = 1.2110411666667E-33 TWh	hartrees to terawatthours	hartrees to terawatthours table
1 E_h = 1.0415567394524E-24 th	hartrees to thermies	hartrees to thermies table
1 E_h = 4.132243406985E-26 th	hartrees to therms	hartrees to therms table
1 E_h = 1.4875828112844E-28 TCE	hartrees to tonnes of coal equivalent	hartrees to tonnes of coal equivalent table
1 E_h = 1.0413079678991E-28 TOE	hartrees to tonnes of oil equivalent	hartrees to tonnes of oil equivalent table
1 E_h = 1.0420048279159E-27 t_explosive	hartrees to tons [explosive]	hartrees to tons [explosive] table
1 E_h = 1.2110411666667E-21 Wh	hartrees to watthours	hartrees to watthours table
1 E_h = 4.3597482E-18 Ws	hartrees to wattseconds	hartrees to wattseconds table

Other Units to Hartree

Hartree also canvert from other unit such as Btu, calorie [15 °C], calorie [I.T.], Calorie [nutritional], calorie [thermochemical], dekatherm, electronvolt, erg, exajoule, femtojoule, foot pound, gigajoule, gigawatt hour, gram calorie, horsepower hour, inch ounce, inch pound, joule, kilogram calorie, kilojoule, kilowatt hour, liter atmosphere, megaelectronvolt, megajoule, megawatthour, microjoule, millijoule, nanojoule, newton meter, petajoule, picojoule, Q unit, quad, teraelectronvolt, terajoule, terawatthour, thermie, therm , tonne of coal equivalent, tonne of oil equivalent, ton [explosive], watthour, wattsecond and more. You can find the reference table below:

Unit to Other Unit	Energy Conversion	Energy Table
1 BTU = 2.4199927417827E+20 E_h	Btus to hartrees	Btus to hartrees table
1 cal₁₅ = 9.6010131961291E+17 E_h	calories [15 °C] to hartrees	calories [15 °C] to hartrees table
1 cal_it = 9.6033069065778E+17 E_h	calories [I.T.] to hartrees	calories [I.T.] to hartrees table
1 cal_nutritional = 9.6033069065778E+20 E_h	Calories [nutritional] to hartrees	Calories [nutritional] to hartrees table
1 cal_th = 9.5968845173214E+17 E_h	calories [thermochemical] to hartrees	calories [thermochemical] to hartrees table
1 dath = 2.4199952648641E+26 E_h	dekatherms to hartrees	dekatherms to hartrees table
1 eV = 0.0367 E_h	electronvolts to hartrees	electronvolts to hartrees table
1 erg = 22937104486.906 E_h	ergs to hartrees	ergs to hartrees table
1 EJ = 2.2937104486906E+35 E_h	exajoules to hartrees	exajoules to hartrees table
1 fJ = 229.37104486906 E_h	femtojoules to hartrees	femtojoules to hartrees table
1 ft-lb = 3.1098536837517E+17 E_h	foot pounds to hartrees	foot pounds to hartrees table
1 GJ = 2.2937104486906E+26 E_h	gigajoules to hartrees	gigajoules to hartrees table
1 GWh = 8.2573576152861E+29 E_h	gigawatt hours to hartrees	gigawatt hours to hartrees table
1 gcal = 9.6010131961291E+17 E_h	gram calories to hartrees	gram calories to hartrees table
1 hph = 6.1575104268636E+23 E_h	horsepower hours to hartrees	horsepower hours to hartrees table
1 in-oz = 1.619715514763E+15 E_h	inch ounces to hartrees	inch ounces to hartrees table
1 in-lb = 2.5915447364598E+16 E_h	inch pounds to hartrees	inch pounds to hartrees table
1 J = 2.2937104486906E+17 E_h	joules to hartrees	joules to hartrees table
1 Kgcal = 9.6010131961291E+20 E_h	kilogram calories to hartrees	kilogram calories to hartrees table
1 kJ = 2.2937104486906E+20 E_h	kilojoules to hartrees	kilojoules to hartrees table
1 kWh = 8.2573576152861E+23 E_h	kilowatt hours to hartrees	kilowatt hours to hartrees table
1 l-atm = 2.3241021121357E+19 E_h	liter atmospheres to hartrees	liter atmospheres to hartrees table
1 MeV = 36749.308136649 E_h	megaelectronvolts to hartrees	megaelectronvolts to hartrees table
1 MJ = 2.2937104486906E+23 E_h	megajoules to hartrees	megajoules to hartrees table
1 MWh = 8.2573576152861E+26 E_h	megawatthours to hartrees	megawatthours to hartrees table
1 µJ = 229371044869.06 E_h	microjoules to hartrees	microjoules to hartrees table
1 mJ = 2.2937104486906E+14 E_h	millijoules to hartrees	millijoules to hartrees table
1 nJ = 229371044.86906 E_h	nanojoules to hartrees	nanojoules to hartrees table
1 Nm = 2.2937104486906E+17 E_h	newton meters to hartrees	newton meters to hartrees table
1 PJ = 2.2937104486906E+32 E_h	petajoules to hartrees	petajoules to hartrees table
1 pJ = 229371.04486906 E_h	picojoules to hartrees	picojoules to hartrees table
1 q unit = 2.4199927417827E+38 E_h	Q units to hartrees	Q units to hartrees table
1 quad = 2.4199927417827E+35 E_h	quads to hartrees	quads to hartrees table
1 TeV = 36749308136.649 E_h	teraelectronvolts to hartrees	teraelectronvolts to hartrees table
1 TJ = 2.2937104486906E+29 E_h	terajoules to hartrees	terajoules to hartrees table
1 TWh = 8.2573576152861E+32 E_h	terawatthours to hartrees	terawatthours to hartrees table
1 th = 9.6010131961291E+23 E_h	thermies to hartrees	thermies to hartrees table
1 th = 2.4199929711537E+25 E_h	therms to hartrees	therms to hartrees table
1 TCE = 6.7223148346044E+27 E_h	tonnes of coal equivalent to hartrees	tonnes of coal equivalent to hartrees table
1 TOE = 9.6033069065778E+27 E_h	tonnes of oil equivalent to hartrees	tonnes of oil equivalent to hartrees table
1 t_explosive = 9.5968845173214E+26 E_h	tons [explosive] to hartrees	tons [explosive] to hartrees table
1 Wh = 8.2573576152861E+20 E_h	watthours to hartrees	watthours to hartrees table
1 Ws = 2.2937104486906E+17 E_h	wattseconds to hartrees	wattseconds to hartrees table

Energy Units

English

Energy

Btu [ BTU ]

Btu is the abbreviation of the British thermal unit. It is a traditional unit of energy equal to about 1055 joules.

Calorie [15 °C] [ cal₁₅ ]

Calorie [ 15 °C] is a unit of energy that the amount of energy required to warm on gram of air-free water from 14.5 °C to 15.5 °C at standard atmospheric presure (1 cal [15°C] = 4.1855 J).

Calorie [I.T.] [ cal_it ]

Calorie is a pre-SI metric unit of energy, symbol "cal". Calorie [i.t.] is an International Stream Table calorie equal to 4.1868 joules.

Calorie [nutritional] [ cal_nutritional ]

Calorie [nutritional] is a unit of energy in food.

Calorie [thermochemical] [ cal_th ]

Calorie [thermochemical] is a unit of energy use in thermochemistry.

Dekatherm [ dath ]

Dakatherm is a unit of energy eqal 10 therms, symbol "dath".

Electronvolt [ eV ]

Electronvolts (symbol eV; also written electron volt) is a unit of energy equal to approximately 1.602×10^.19 joule.

Erg [ erg ]

Erg is a unit of energy and mechanical work in the the centimetre-gram-second (CGS) system of units, symbol "erg".

Exajoule [ EJ ]

Exajoule is a unit of energy equal to 1.0E+18 joules, symbol "EJ". This unit comes from a combination of metric-prefix "exa" and SI derived unit of energy "joule".

Femtojoule [ fJ ]

Femtojoule is a unit of energy equal to 1.0E-15 joules, symbol "fJ". This unit comes from a combination of metric-prefix "femto" and SI derived unit of energy "joule".

Foot pound [ ft-lb ]

Foot-pound or foot-pound force is a unit of energy in the Engineering and Gravitational System in United States customy and imperial unit of measure.

Gigajoule [ GJ ]

Gigajoule is a unit of energy equal to 1.0E+9 joules, symbol "GJ". This unit comes from a combination of metric-prefix "giga" and SI derived unit of energy "joule".

Gigawatt hour [ GWh ]

Gigawatt hour is a unit of energy equal to 1000 Megawatt hours, sysmbol "GWh". This unit comes form "giga" metric-prefix and "watt hour" unit of energy.

Gram calorie [ gcal ]

Gram calorie or small calorie (symbol: cal) approximates the energy needed to increase the temperature of 1 gram of water by 1 °C. This is about 4.2 joules.

Hartree [ E_h ]

The hartree is the atomic unit of energy, symbol (E_h or Ha).

Horsepower hour [ hph ]

Horsepower-hour (hph) is an outdated unit of energy, not used in the SI system of units.

Inch ounce [ in-oz ]

Inch ounce is a unit of energy equal to about 0.007061552 joule, symbol "in-oz".

Inch pound [ in-lb ]

Inch pound is a unit of energy equal to about 0.112984829 joules, symbol "in-lb".

Joule [ J ]

Joule is a derived unit of energy or work in the International System of Units, symbol "J".

Kilogram calorie [ Kgcal ]

kilogram calorie, dietary calorie, or food calorie (symbol: Cal) approximates the energy needed to increase the temperature of 1 kilogram of water by 1 °C. This is exactly 1,000 small calories or about 4.2 kilojoules.

Kilojoule [ kJ ]

Kilojoule is a unit of energy equal to 1000 joules, symbol "kJ". This unit comes from a combination of metric-prefix "kilo" and SI derived unit of energy "joule".

Kilowatt hour [ kWh ]

The kilowatt-hour (symbolized kWh) is a unit of energy equivalent to one kilowatt (1 kW) of power expended for one hour (1 h) of time.

Liter atmosphere [ l-atm ]

Liter atmosphere is a unit of energy, symbole "l-atm", equal to 101.32500 joules.

Megaelectronvolt [ MeV ]

Megaelectronvolt is a unit or energy equal 1 000 000 electronvolts, symbol "MeV".

Megajoule [ MJ ]

Megajoule is a unit of energy equal to 1 000 000 joules, symbol "MJ". This unit comes from a combination of metric-prefix "mega" and SI derived unit of energy "joule".

Megawatthour [ MWh ]

Megawatthours is unit of energy equal to 1 000 kilowatt hours, symbol "MWh".

Microjoule [ µJ ]

Microjoule is a unit of energy equal to 1/1 000 000 joule, symbol "µJ". This unit comes from a combination of metric-prefix "micro" and SI derived unit of energy "joule".

Millijoule [ mJ ]

Millijoule is a unit of energy equal to 1/1 000 joule, symbol "mJ". This unit comes from a combination of metric-prefix "milli" and SI derived unit of energy "joule".

Nanojoule [ nJ ]

Nanojoule is a unit of energy equal to 1/1 000 000 000 joule, symbol "nJ". This unit comes from a combination of metric-prefix "nano" and SI derived unit of energy "joule".

Newton meter [ Nm ]

A newton metre is a unit of torque (also called "moment") in the SI system. The symbolic form is Nm or N·m. One newton metre is equal to the torque resulting from a force of one newton applied perpendicularly to a moment arm which is one metre long.

Petajoule [ PJ ]

Petajoule is a unit of energy equal to 1.0E+15 joules, symbol "PJ". This unit comes from a combination of metric-prefix "peta" and SI derived unit of energy "joule".

Picojoule [ pJ ]

Picojoule is a unit of energy equal to 1/1 000 000 000 000 joule, symbol "pJ". This unit comes from a combination of metric-prefix "pico" and SI derived unit of energy "joule".

Q unit [ q unit ]

Q units is a measure of energy system.

Quad [ quad ]

A quad is a unit of energy equal to 10¹⁵ (a short-scale quadrillion) BTU,or 1.055 × 10¹⁸ joules (1.055 exajoules or EJ) in SI units.

Teraelectronvolt [ TeV ]

Teraelectronvolt is a unit of energy equal to 10¹² electronvolts, symbol "TeV". This unit comes form a combination of metrix-prefix "tera" and "electronvolt".

Terajoule [ TJ ]

Terajoule is a unit of energy equal to 1.0E+12 joules, symbol "TJ". This unit comes from a combination of metric-prefix "tera" and SI derived unit of energy "joule".

Terawatthour [ TWh ]

Terawatthours is a unit of energy equal to 1000 Gigawatt hours, symbol "TWh". This unit comes from a combination fo metric-prefix "tera" and "watt hour" unit of energy.

Thermie [ th ]

Thermie (th) is a metric unit of heat energy, part of the meter-tonne-second system sometimes used by European engineers.

Therm [ th ]

The therm (symbol th) is a non-SI unit of heat energy equal to 100,000 British thermal units (BTU).

Tonne of coal equivalent [ TCE ]

Tonne of coal equivalent or ton of coal equivalent (TCE) is, unit of energy, a conventional value of 7 Gcal (IT) = 29.3076 GJ.

Tonne of oil equivalent [ TOE ]

A ton of oil equivalent (TOE) is, unit of energy, a conventional value, based on the amount of energy released by burning one tonne of crude oil, of 41.868 GJ, 11.63 MWh, 1.28 TCE, 39.68 million BTU, or 6.6 - 8.0 actual barrels of oil (depending on actual

Ton [explosive] [ t_explosive ]

Ton [explosive] is a measure of energy.

Watthour [ Wh ]

Watthour (symbolized Wh) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

Wattsecond [ Ws ]

Wattsecon (symbolized Ws) is a unit of energy equivalent to one watt (1 W) of power expended for one second (1 s) of time.