CODATA recommended values of the fundamental physical constants: 1998

PJ Mohr, BN Taylor - Reviews of modern physics, 2000‏ - APS
This paper gives the 1998 self-consistent set of values of the basic constants and conversion
factors of physics and chemistry recommended by the Committee on Data for Science and …

CODATA recommended values of the fundamental physical constants: 1998

PJ Mohr, BN Taylor - Journal of Physical and Chemical Reference …, 1999‏ - pubs.aip.org
This paper gives the 1998 self-consistent set of values of the basic constants and conversion
factors of physics and chemistry recommended by the Committee on Data for Science and …

Experimental progress in positronium laser physics

DB Cassidy - The European Physical Journal D, 2018‏ - Springer
The field of experimental positronium physics has advanced significantly in the last few
decades, with new areas of research driven by the development of techniques for trap** …

Spectroscopy of atomic hydrogen: How is the Rydberg constant determined?

F Biraben - The European Physical Journal Special Topics, 2009‏ - Springer
Spectroscopy of atomic hydrogen Page 1 Eur. Phys. J. Special Topics 172, 109–119 (2009) c
EDP Sciences, Springer-Verlag 2009 DOI: 10.1140/epjst/e2009-01045-3 THE EUROPEAN …

Metrology of the hydrogen and deuterium atoms: Determination of the Rydberg constant and Lamb shifts

B De Beauvoir, C Schwob, O Acef, L Jozefowski… - The European Physical …, 2000‏ - Springer
We present a detailed description of several experiments which have been previously
reported in several letters: the determination of the 1S Lamb shift in hydrogen by a …

Realization of a new concept for visible frequency division: phase locking of harmonic and sum frequencies

HR Telle, D Meschede, TW Hänsch - Optics letters, 1990‏ - opg.optica.org
We explore and demonstrate the feasibility of an optical-frequency-to-radio-frequency
division method that is based on visible or near-infrared laser oscillators only. Comparing …

A critical compilation of experimental data on spectral lines and energy levels of hydrogen, deuterium, and tritium

AE Kramida - Atomic Data and Nuclear Data Tables, 2010‏ - Elsevier
For more than 50years, Charlotte Moore's compilation of atomic energy levels and its
subsequent revisions have been the standard source of reference data for the spectra of …

State‐selective ionization of nitrogen in the X 2Σ+ gv+= 0 and v+= 1 states by two‐color (1+ 1) photon excitation near threshold

T Trickl, EF Cromwell, YT Lee, AH Kung - The Journal of chemical …, 1989‏ - pubs.aip.org
Efficient generation ofNz+ X 2~ g+(v+= 0, 1) is demonstrated by an extreme-ultraviolet+
visible (1+ 1) photon excitation scheme. The c4 I~ u+(Vi= 0, 1) Rydberg states are used as …

Electric charges of positrons and antiprotons

RJ Hughes, BI Deutch - Physical review letters, 1992‏ - APS
Electric charges of positrons and antiprotons Page 1 VOLUME 69, NUMBER 4 PHYSICAL
REVIEW LETTERS Electric Charges of Positrons and Antiprotons 27 JULY 1992 R. J. Hughes …

Absolute frequency measurement of the hydrogen 1S-2S transition and a new value of the Rydberg constant

T Andreae, W König, R Wynands, D Leibfried… - Physical review …, 1992‏ - APS
We have compared the frequency of the hydrogen 1S-2S transition (resonance width Δν/ν=
2.8× 10− 11) with a reference frequency synthesized from an 88-THz infrared CH 4 …