... Try my Physical Calculator . It is a JavaScript calculator with all of the constants below programmed into it. (converted to CGS units from the NIST Constant Index ) . ... CGS Units . ... Planck constant . ... erg s . 0.60 . ... Gravitational constant . ... Mass of electron . ... Boltzmann constant . ... Radiation density constant . ... Stefan-Boltzmann constant . ... Fine structure constant . ... Fundamental Physical Constants (SI) . Fundamental Physical Constants (SI with errors) . ...

... It has been largely superceded by MatWeb . Conversion Factors . Material properties . Physical constants . Astronomical constants . This table gives conversion factors to convert various units to their SI equivalents. ... The units are SI. This is a short list of physical constants in SI units. ... Boltzmann constant . ... Gas constant . ... Mass . ... Plank's . ... Radiation constant . ... This is a short list of astronomical constants in SI units. ... Sun . ...

... The constants and conversion factors are defined here as double precision values. ... flt_min the minimum single precision floating point number , excluding denormalised numbers minfloat the minimum single precision floating point number , including denormalised numbers dbl_min the minimum double precision floating point number , excluding denormalised numbers mindouble the minimum double precision floating point number , including denormalised numbers flt_max the maximum ...

... Mass . ... Charge . ... Constants . ... Euler's constant: = 0.5772156649 . ... Planck constant: h = 6.62620 ? ... Elementary charge: e = 1.602189 ? ... Universal gas constant: R = 8.31441 J mol -1 K -1 . Boltzmann's constant: k = R/N 0 = 1.380662 ? ... Gravitation constant: G = 6.6742 ? ... Solar radius: R = 6.9599 ? ... Solar mass: M = 1.989 ? ... 1 statute mile = 5280 ft = 1609 m . ... 1 solar mass (M ) = 1.989 ? ... 1 elementary charge (e) = 1.602189 ? ... Copyright 2006 Mario van den Ancker. ...

It is our pleasure to invite you to Workshop on Precision Physics and Fundamental Physical Constants, which is organized by The Central Astronomical Observatory of the Russian Academy of Sciences at Pulkovo, the Russian working group on Fundamental constants, Bogolyubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research (JINR), Dubna. The Workshop will be held in St. Petersburg from October 7 until October 11, 2013. ... fundamental constants of modern physics . ...

... Contents . ... Sidereal time . ... Ephemeris of the Sun . ... Rectangular equatorial coordinates of the Sun (J2000.0) . ... Aberration, parallax, mean longitude of the Sun, obliquity of the ecliptic, nutation in obliquity . ... Mean longitude of the Moon, mean elements of the Moon's orbit and equator . ... Ephemeris of Venus . ... Ephemeris for physical observations of the Sun . ... Ephemeris for physical observations of the Moon . ... Conversion of mean time to sidereal time (with accuracy 0.01 s )...

spaceweb@oulu.fi - last update: 23 November 1998, 1700 UT (RR) . ... Planck's constant . ... Boltzmann's constant . ... Gravitational constant . ... Charge of proton . ... Rest mass of proton . ... Rest mass of electron . ... Rest mass of neutron . ... Proton/electron mass ratio . ... Unified atomic mass unit . ... Classical electron radius . ... 6.022 в 10 23 mol -1 . ... 22.4 в 10 -3 m 3 /mol . Gas constant . ... The 1986 CODATA Recommended Values of the Fundamental Physical Constants . ...

... 1 erg = 0.1 microjoules . 1 Jansky = 10**-26 watts per metre square per hertz . 1 Angstrom = 0.1 nanometres . ... 1 Astronomical unit = 1.4960 times 10**11 m . ... Mass of Sun = 1.989 times 10**30 kg . ... Mass of the Earth = 5.976 times 10**24 kg . Mass of Jupiter = 318 times mass of Earth . Solar constant = 1.37 kW per metre . c= 3 times 10**8 metres per second . ... Mass of Proton = 1836.1 times mass of electron . ... Stefan Boltzmann constant = 5.67 times 10**-8 W m**-2 K**-4 . ...

... Spectroscopy of Semiconductors and Dielectrics . ... Interband optical transitions and their optical properties. ... Excitons in crystals. ... Collective interaction effects in exciton and nonequilibrium high-density carrier system. ... Carrier spin and exciton optical orientation in semiconductors. ... Two-dimensional excitons in quantum wells and related quantum systems. €аState density in transverse magnetic field and effect of random potential fluctuation on one-particle spectrum shape. ...

Next: Image with sky grid Up: Celestial Coordinates from Image Previous: *skypix* conversion . ... logical . raw pixel coordinates of current image or image section . ... pixel coordinates of original image from which current image was derived ( logical if no blocking or sectioning have been performed) . ... sky coordinates . ... pixel coordinates on the tv ( SAOimage ) display. These will logical if an image section is specified as input to the display task. rsdc@cfa.harvard.edu . ...

... Collective processes in plasmas with wave barriers . ... Нелинейное резонансное поглощение БМЗ-волны в поперечно-неоднородной плазме . ... Electromagnetic mode conversion by ultra-fast ionization of gases and condensed matter . ... A kinetic description of surface wave sustained discharge accounting for the nonlocal and collisionless electron dynamics . ... Ionization-induced langmuir wave excitation and spectrum conversion in high intensity laser pulses . ...

... Particle distribution: dN d - with =1- ln pcn ln g Electron-photon conversion e + _ + _ electron _ e e electron/ positron high- energy photon e+ positron -25 cm cross-section, 10 8 6 4 2 0.5 1.0 center-of-momentum energy , MeV (log scale) 2 e + _ Proton-neutron conversion cm cross-section, 10 proton u +2/3 2 -28 d -1/3 6 u +2/3 4 resonance _ u d d+1/3 -1/3 d u+2/3 +2/3 -1/3 2 150 340 center-of-momentum ... Does the peak (cut-off) energy decrease with observation angle? Not always. ...

... Avg: the average value of the spectra (maybe throwing out some channels at the edges). <>:average over the spectra (throwing out points at the edges if you want). gCal(f) :- frequency dependence of the tabulated cal values. ... calInK(Avg): Scaler cal value averaged over the band. calOffSpc(Avg): cal off value averaged over the band (in spectrometer counts) . ... cntsToK(avg) = calInK(Avg) / (calDif_cnts(Avg)) . To convert a spectrum b_cnts in spectrometer counts to b_K in Kelvins using cntsToK: . ...

. Chairs . Teachers . Postgraduate Students . Undergraduate Students . Courses . Head: A.M.Cherepaschuk . Vice-Head: A.C.Rastorguev . Webmaster: Yuri V. Pakhomov . pakhomov@sai.msu.su

... Prev . ... comedi_from_phys -- convert physical units to sample . ... lsampl_t comedi_from_phys (double data, comedi_range * range, lsampl_t maxdata); . Converts data given in physical units (data) into sample values (lsampl_t, between 0 and maxdata). The parameter rng represents the conversion information to use, and the parameter maxdata represents the maximum possible data value for the channel that the data will be written to. Conversion is not affected by out-of-range behavior. ...

... Russian Academy of Sciences, Department of Physical Sciences , Project number . ... Bicrystal junction and heterostructures made of cuprate oxide material with strong correlated electrons will be investigated. ... DC, microwave and noise properties of the junction will be investigated. ... To investigate noise spectral density in oxide superconducting bicrystal junction. ... To develop new type of bicrystal junction with misorientation of c axes around the basic plane axes. ...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

MODULE TAP_PAR . TAP public global constants. ... Invocation: USE TAP_PAR Description: This file defines all the TAP public global constants which refer to the way the package is accessed. It does not include physical values, these are contained in modules TAPA_PAR, TAPC_PAR, TAPM_PAR and TAPP_PAR for the astrophysical, chemical, mathematical and physical public global constants respectively. ... TAPP__G :: Newtonian constant of gravitation: G = 6.67259E-11 m**3/kg s**2, error = 0.00085E-11. ...

... Class . ... FIELD | ... public class Undo . ... This class consists of static methods and fields that implement ImageJ's Undo command. ... static int . ... Field Detail public static final int NOTHING . ... public static final int FILTER . ... public static final int TYPE_CONVERSION . ... public static final int PASTE . ... public static final int COMPOUND_FILTER . ... public static final int COMPOUND_FILTER_DONE . ... public static final int TRANSFORM . ... public static final int OVERLAY_ADDITION ...