calculand - Permeability
Unit converter
Quantity converter
Numeral systems
Calculate primes
Convert WARP
Volume formulas
Area formulas
Length formulas
Energy formulas
Force formulas
Pressure formulas
Power formulas
Velocity formulas
Heat formulas
Light formulas
Exponents, roots
Logarithm
Circular functions
Elements and materials
Formula collection
Unit list
Quantity list
Numeral systems list
Impressum/Contact
<
>
Annulus
Circle
Circular sector
Circular segment
Cone
Cube
Cuboctahedron
Cuboid
Decagon
Dodecagon
Dodecahedron
Ellipse
Event horizon
Heptagon
Hexagon
Icosagon
Icosahedron
Nonagon
Octagon
Octahedron
Parallelogram
Pentagon
Permeability
Planck area
Polygon
Rectangle
Rhombus
Sphere
Spherical cap
Spheroid
Square
Tetragon
Tetrahedron
Tetrakis hexahedron
Thomson cross section
Torus
Trapezoid
Triangle
Geological permeability (Darcy\'s Law) -
K = Q ⋅ η ⋅ l / (A ⋅ Δp)
US bl./d - Barrel per day
cl/s - Centilitre per second
am³/s - Cubic attometre per second
cm³/s, ccm/s - Cubic centimetre per second
dam³/s - Cubic decametre per second
dm³/s - Cubic decimetre per second
Em³/s - Cubic exametre per second
fm³/s - Cubic femtometre per second
ft³/h, cu. ft./h - Cubic foot per hour
ft³/min, cu. ft./min - Cubic foot per minute
ft³/s, cu. ft./s - Cubic foot per second
Gm³/s - Cubic gigametre per second
hm³/s - Cubic hectometre per second
in³/h, cui/h - Cubic inch per hour
in³/min, cui/min - Cubic inch per minute
in³/s, cui/s - Cubic inch per second
km³/s - Cubic kilometre per second
Mm³/s - Cubic megametre per second
m³/d - Cubic metre per day
m³/h - Cubic metre per hour
m³/min - Cubic metre per minute
m³/s - Cubic metre per second
m³/y, m³/a - Cubic metre per year
µm³/s - Cubic micrometre per second
mi³/s, cu. mi./s - Cubic mile per second
mm³/s - Cubic millimetre per second
nm³/s - Cubic nanometre per second
Pm³/s - Cubic petametre per second
pm³/s - Cubic picometre per second
Tm³/s - Cubic terametre per second
yd³/s, cu. yd./s - Cubic yard per second
ym³/s - Cubic yoctometre per second
Ym³/s - Cubic yottametre per second
zm³/s - Cubic zeptometre per second
Zm³/s - Cubic zettametre per second
ų/s - Cubic ångstrøm per second
US liq. gal./s - Gallon (US) per second
imp. gal./s - Gallon (imp.) per second
hl/d - Hectolitre per day
hl/h - Hectolitre per hour
hl/min - Hectolitre per minute
hl/s - Hectolitre per second
hl/y, hl/a - Hectolitre per year
kl/s - Kilolitre per second
l/d - Litre per day
l/h - Litre per hour
l/min - Litre per minute
l/s - Litre per second
l/y, l/a - Litre per year
µl/h - Microlitre per hour
µl/min - Microlitre per minute
µl/s - Microlitre per second
ml/d - Millilitre per day
ml/h - Millilitre per hour
ml/min - Millilitre per minute
ml/s - Millilitre per second
ml/y, ml/a - Millilitre per year
Sv - Sverdrup
aNs/m² - Attonewton second per square metre
aPas - Attopascal second
cNs/m² - Centinewton second per square metre
cPas - Centipascal second
cP - Centipoise
D/barrer - Darcy per barrer
daNs/m² - Decanewton second per square metre
daPas - Decapascal second
daP - Decapoise
dNs/m² - Decinewton second per square metre
dPas - Decipascal second
dP - Decipoise
°E, E° - Degree Engler
dyns/cm² - Dyne second per square centimetre
dyns/dm² - Dyne second per square decimetre
dyns/m² - Dyne second per square metre
dyns/mm² - Dyne second per square millimetre
ENs/m² - Exanewton second per square metre
EPas - Exapascal second
fNs/m² - Femtonewton second per square metre
fPas - Femtopascal second
GNs/m² - Giganewton second per square metre
GPas - Gigapascal second
g/cm s - Gram per centimetre second
g/m s - Gram per metre second
hNs/m² - Hectonewton second per square metre
hPas - Hectopascal second
hP - Hectopoise
Js/m³ - Joule second per cubic metre
kg/cm s - Kilogram per centimetre second
kg/m s - Kilogram per metre second
kNs/m² - Kilonewton second per square metre
kPas - Kilopascal second
kP - Kilopoise
L - Langmuir
°M, °McM - MacMichael, Degree MacMichael
MNs/m² - Meganewton second per square metre
MPas - Megapascal second
µNs/m² - Micronewton second per square metre
µPas - Micropascal second
mNs/m² - Millinewton second per square metre
mPas - Millipascal second
mP - Millipoise
nNs/m² - Nanonewton second per square metre
nPas - Nanopascal second
N/St - Newton per stokes
Ns/cm² - Newton second per square centimetre
Ns/dm² - Newton second per square decimetre
Ns/ft² - Newton second per square foot
Ns/in² - Newton second per square inch
Ns/m² - Newton second per square metre
Ns/µm² - Newton second per square micrometre
Ns/mm² - Newton second per square millimetre
Pa h - Pascal hour
Pa min - Pascal minute
Pas - Pascal second
PNs/m² - Petanewton second per square metre
PPas - Petapascal second
pNs/m² - Piconewton second per square metre
pPas - Picopascal second
P - Poise
Pl - Poiseuille
lb/ft s - Pound per foot second
lb/in s - Pound per inch second
lb/m s - Pound per metre second
lb/yd s - Pound per yard second
lb(f)sec/in² - Psi-second
Reyn - Reyn
1/rhe - Rhe reciprocal
slug/in s - Slug per inch second
slug/m s - Slug per metre second
TNs/m² - Teranewton second per square metre
TPas - Terapascal second
Torrs - Torr second
yNs/m² - Yoctonewton second per square metre
yPas - Yoctopascal second
YNs/m² - Yottanewton second per square metre
YPas - Yottapascal second
zNs/m² - Zeptonewton second per square metre
zPas - Zeptopascal second
ZNs/m² - Zettanewton second per square metre
ZPas - Zettapascal second
r α tauri - Aldebaran radius
r α cen A - Alpha Centauri A radius
r α cen B - Alpha Centauri B radius
arshin - Arshin (арши́н)
AU, UA - Astronomical unit
am - Attometre
M - Basic module
r α ori - Betelgeuse radius
aₒ - Bohr radius
bu - Bu (分, japan.)
bu - Bu (步, chin.)
cbl. - Cable
cal. - Calibre
cm - Centimetre
r ⚳ - Ceres radius
ch. - Chain
CH, Fr. - Charrière (French)
chi - Chi (市尺)
cho - Chō (町)
cubitus - Cubitus, Roman cubit
cun - Cun (市寸)
dam - Decametre
dm - Decimetre
gradus - Degreeus, Roman step
digitus - Digitus, Roman finger
diuim - Diuim (дюйм)
r ⊕, r ♁ - Earth radius
rₑ - Electron radius
Em - Exametre
ftm - Fathom (nautical)
fm - Femtometre (Fermi)
fen - Fen (市分)
ft - Foot
fur - Furlong
fut - Fut (фут)
Gly - Gigalightyear
Gm - Gigametre
Gpc - Gigaparsec
hank cotton - Hank cotton
hao - Hao (毫)
hm - Hectometre
himetric - Himetric
hu - Hu (忽)
in - Inch
r ♃ - Jupiter radius
jo - Jō (丈)
ken - Ken (間)
kly - Kilolightyear
km - Kilometre
kpc - Kiloparsec
lea cotton - Lea cotton
lea hemp - Lea hemp
lea., l. - League
li, 10 hao - Li (市厘)
li - Li (市里, 15 yin)
Ld - Lightday
Lh - Lighthour
Lm - Lightminute
Ls - Lightsecond
ly - Lightyear
ln. - Line
liniya - Liniya (линия)
li. - Link
r ♂ - Mars radius
Mly - Megalightyear
Mm - Megametre
Mpc - Megaparsec
r ☿ - Mercury radius
m - Metre
3 M - Metric foot (basic module)
¼ M - Metric inch (basic module)
mickey - Mickey
µm - Micrometre (Micron)
mi - Mile
milia - Milia (ми́ля)
mil, thou - Milli-inch (Millesimus, Thousands of an inch)
milliarium - Milliarium, Roman mile
mm - Millimetre
r ☾ - Moon radius
mam - Myriametre
mo - Mō (毫)
nm - Nanometre
nm, sm - Nautical mile (Seamile)
r ♆ - Neptune radius
palmus - Palmus, Roman palm
pc - Parsec (Parallax second)
passus - Passus, Roman double step
pes - Pes, Roman foot
Pm - Petametre
piad - Piad (пядь)
pc. - Pica
pm - Picometre
l(P) - Planck length
r ♇ - Pluto radius
p - Point
ri - Ri (里)
rin - Rin (厘)
rd. - Rod (Perch)
sashen - Sashen (сажень)
r ♄ - Saturn radius
l(S) - Schrödinger length
sh. - Shackle
shaku - Shaku (尺)
si - Si (丝)
SU - Siegbahn unit
skein cotton - Skein cotton
r ☉ - Solar radius
spindle scotch - Spindle Scotch
spindle cotton - Spindle cotton
spindle hemp - Spindle hemp
stadium - Stadium, Roman stadium
p.p. - Stitch
l(St) - Stoney length
stopa - Stopa (стопа)
strehn cotton - Strehn cotton
sun - Sun (寸)
tchetvert - Tchetvert (четверть)
Tly - Teralightyear
Tm - Terametre
Tpc - Teraparsec
thread cotton - Thread cotton
thread hemp - Thread hemp
totchka - Totchka (то́чка)
twip - Twip
r ⛢ - Uranus radius
r ♀ - Venus radius
vershok - Vershok (вершок)
verst - Verst (верста́)
XU - X-unit
yd - Yard
yin - Yin (引)
ym - Yoctometre
Ym - Yottametre
zm - Zeptometre
Zm - Zettametre
zhang - Zhang (市丈)
Å - Ångstrøm
ac - Acre
a - Are
b - Barn
barony - Barony
cho - Chō (町)
circ. in. - Circular inch
circ. mil. - Circular mil (Circular thou)
Dez. - Dezimal (bavarian)
fb - Femtobarn
fen - Fen (市分)
go - Gō (合)
ha - Hectare
jo - Jō (畳)
kb - Kilobarn
li - Li (市厘)
µb - Microbarn
mb - Millibarn
Mg - Morgen (metric)
mu - Mu (市亩 / 畝)
nb - Nanobarn
outhouse - Outhouse
pb - Picobarn
A(P), l²(P) - Planck area
qing - Qing (市顷)
vha - Quarter hectare (Viertelhektar)
se - Se (畝)
shaku - Shaku (勺)
shed - Shed
shi - Shí (市石)
am² - Square attometre
cm² - Square centimetre
dam² - Square decametre
dm² - Square decimetre
Em² - Square exametre
fm² - Square femtometre
ft², sq. ft. - Square foot
Gm² - Square gigametre
Gpc² - Square gigaparsec
hm² - Square hectometre
in², sq. in. - Square inch
km² - Square kilometre
kpc² - Square kiloparsec
Ld² - Square lightday
Lh² - Square lighthour
Lm² - Square lightminute
Ls² - Square lightsecond
ly² - Square lightyear
Mm² - Square megametre
Mpc² - Square megaparsec
m² - Square metre
µm² - Square micrometre
mi², sq. mi. - Square mile
mil², thou² - Square milli-inch (Square mil, Square thou)
mm² - Square millimetre
mam² - Square myriametre
nm² - Square nanometre
pc² - Square parsec
Pm² - Square petametre
pm² - Square picometre
Tm² - Square terametre
Tpc² - Square teraparsec
yd², sq. yd. - Square yard
ym² - Square yoctometre
Ym² - Square yottametre
zm² - Square zeptometre
Zm² - Square zettametre
Ų - Square ångstrøm
tan - Tan (段 / 反)
σₜ - Thomson cross section
tsubo - Tsubo (坪 / 歩)
TIE - Two inch equivalent
aN/m² - Attonewton per square metre
aPa - Attopascal
bar - Bar
Ba, b - Barye
cmHg - Centimetre of mercury
cmH₂O - Centimetre of water
cN/m² - Centinewton per square metre
cPa - Centipascal
daN/m² - Decanewton per square metre
daPa - Decapascal
dN/m² - Decinewton per square metre
dPa - Decipascal
°M/s, °McM/s - Degree MacMichael per second
dyn/cm² - Dyne per square centimetre
dyn/m² - Dyne per square metre
EN/m² - Exanewton per square metre
EPa - Exapascal
fN/m² - Femtonewton per square metre
fPa - Femtopascal
GN/m² - Giganewton per square metre
GPa - Gigapascal
g/cm s² - Gram per centimetre second squared
hN/m² - Hectonewton per square metre
hPa - Hectopascal
inHg - Inch of mercury
inH₂O - Inch of water
J/m³ - Joule per cubic metre
kg/m s² - Kilogram per metre second squared
kN/m² - Kilonewton per square metre
kPa - Kilopascal
kp/cm² - Kilopond per square centimetre
kp/dm² - Kilopond per square decimetre
kp/m² - Kilopond per square metre
kp/mm² - Kilopond per square millimetre
L/h - Langmuir per hour
L/s - Langmuir per second
MN/m² - Meganewton per square metre
MPa - Megapascal
mHg - Metre of mercury
mH₂O - Metre of water
µmHg - Micrometre of mercury
micron, µmHg - Micron
µN/m² - Micronewton per square metre
µPa - Micropascal
mbar - Millibar
mmHg - Millimetre of mercury
mmH₂O - Millimetre of water
mN/m² - Millinewton per square metre
mPa - Millipascal
mTorr - Millitorr
nN/m² - Nanonewton per square metre
nPa - Nanopascal
N/D - Newton per darcy
N/ha - Newton per hectare
N/cm² - Newton per square centimetre
N/dm² - Newton per square decimetre
N/ft² - Newton per square foot
N/in² - Newton per square inch
N/km² - Newton per square kilometre
N/m² - Newton per square metre
N/mm² - Newton per square millimetre
Pa - Pascal
PN/m² - Petanewton per square metre
PPa - Petapascal
pN/m² - Piconewton per square metre
pPa - Picopascal
pz - Pièze
p(P) - Planck pressure
P/s - Poise per second
Pl/s - Poiseuille per second
p/m² - Pond per square metre
lb/ft s² - Pound per foot second squared
lb/in s² - Pound per inch second squared
lb/m s² - Pound per metre second squared
psf, lbf/ft², lbf/sq. ft. - Pound per square foot (Pound-force per square foot)
psi, lbf/in², lbf/sq. in. - Pound-force per square inch (Pound per square inch)
lbf/m² - Pound-force per square metre
pdl/ft², pdl/sq. ft. - Poundal per square foot
pdl/in², pdl/sq. in. - Poundal per square inch
pdl/m² - Poundal per square metre
Reyn/s - Reyn per second
atm - Standard atmosphere
at - Technical atmosphere
TN/m² - Teranewton per square metre
TPa - Terapascal
Torr - Torr
yN/m² - Yoctonewton per square metre
yPa - Yoctopascal
YN/m² - Yottanewton per square metre
YPa - Yottapascal
zN/m² - Zeptonewton per square metre
zPa - Zeptopascal
ZN/m² - Zettanewton per square metre
ZPa - Zettapascal
ac - Acre
a - Are
b - Barn
barony - Barony
cho - Chō (町)
circ. in. - Circular inch
circ. mil. - Circular mil (Circular thou)
Dez. - Dezimal (bavarian)
fb - Femtobarn
fen - Fen (市分)
go - Gō (合)
ha - Hectare
jo - Jō (畳)
kb - Kilobarn
li - Li (市厘)
µb - Microbarn
mb - Millibarn
Mg - Morgen (metric)
mu - Mu (市亩 / 畝)
nb - Nanobarn
outhouse - Outhouse
pb - Picobarn
A(P), l²(P) - Planck area
qing - Qing (市顷)
vha - Quarter hectare (Viertelhektar)
se - Se (畝)
shaku - Shaku (勺)
shed - Shed
shi - Shí (市石)
am² - Square attometre
cm² - Square centimetre
dam² - Square decametre
dm² - Square decimetre
Em² - Square exametre
fm² - Square femtometre
ft², sq. ft. - Square foot
Gm² - Square gigametre
Gpc² - Square gigaparsec
hm² - Square hectometre
in², sq. in. - Square inch
km² - Square kilometre
kpc² - Square kiloparsec
Ld² - Square lightday
Lh² - Square lighthour
Lm² - Square lightminute
Ls² - Square lightsecond
ly² - Square lightyear
Mm² - Square megametre
Mpc² - Square megaparsec
m² - Square metre
µm² - Square micrometre
mi², sq. mi. - Square mile
mil², thou² - Square milli-inch (Square mil, Square thou)
mm² - Square millimetre
mam² - Square myriametre
nm² - Square nanometre
pc² - Square parsec
Pm² - Square petametre
pm² - Square picometre
Tm² - Square terametre
Tpc² - Square teraparsec
yd², sq. yd. - Square yard
ym² - Square yoctometre
Ym² - Square yottametre
zm² - Square zeptometre
Zm² - Square zettametre
Ų - Square ångstrøm
tan - Tan (段 / 反)
σₜ - Thomson cross section
tsubo - Tsubo (坪 / 歩)
TIE - Two inch equivalent
·
·
/ (
·
) =
© 2010 - 2025 Norbert Schneider
