A081800 Decimal expansion of atomic unit of velocity in SI units (meters/second).

2, 1, 8, 7, 6, 9, 1, 2, 6

Offset: 7

Author

Benoit Cloitre, Apr 10 2003

Keywords

• cons
• nonn

Comments

Original name: Decimal expansion of Bohr N1 velocity constant: V_n1 = 2.187691415844453*10^6 (m/sec).

Examples

			2187691.26... m/s = 2187.69126... km/s. - _Omar E. Pol_, Nov 07 2013
		

Links

• NIST, CODATA Value: atomic unit of velocity

Crossrefs

Cf. A003673, A003678, A081801, A229938.

Formula

sqrt(H/m) where H = 4.359743...*10^-18 J is one Hartree and m = A081801. - R. J. Mathar, Feb 06 2009

V_n1 = alpha * c = A003673 * A003678. - Omar E. Pol, Nov 07 2013

Extensions

Offset corrected by R. J. Mathar, Feb 06 2009

Updated and new name by Omar E. Pol, Mar 11 2018