publication venue for Absolute energies and emission line shapes of the L x-ray transitions of lanthanide metals 2021 Measurement of the Al-27(+) and Sr-87 absolute optical frequencies 2021 The CLARA/NORSAT-1 solar absolute radiometer: instrument design, characterization and calibration 2017 A reassessment of absolute energies of the x-ray L lines of lanthanide metals 2017 The absolute frequency of the (87)Sr optical clock transition 2008 Absolute frequency measurement of the neutral Ca-40 optical frequency standard at 657nm based on microkelvin atoms 2007 The measurement of optical frequencies 2005 A direct and sensitive method for positioning the centre of mass of a dropping object at the optical centre of the enclosed corner cube in ballistic absolute gravimeters 2004 International comparisons of He-Ne lasers stabilized with I-127(2) at lambda approximate to 633 nm - Part VII: Comparison of NORAMET I-127(2)-stabilized He-Ne lasers at lambda approximate to 633 nm 2000 Comparisons of some NIST fixed-point cells with similar cells of other standards laboratories 1996 A new generation of absolute gravimeters 1995 Fourth International Comparison of Absolute Gravimeters 1995 SOURCE - THE SOLAR ULTRAVIOLET-RADIATION AND CORRELATIVE EMISSIONS MISSION 1993 BALLISTIC METHODS OF MEASURING G - THE DIRECT FREE-FALL AND SYMMETRICAL RISE-AND-FALL METHODS COMPARED 1988 A PORTABLE APPARATUS FOR ABSOLUTE MEASUREMENTS OF THE EARTHS GRAVITY 1982 CESIUM BEAM FREQUENCY STANDARD - PROSPECTS FOR FUTURE 1977 COMMENT ON MILLMAN EFFECT IN CESIUM BEAM ATOMIC FREQUENCY STANDARDS 1977 Fourth World Radiometric Reference to SI radiometric scale comparison and implications for on-orbit measurements of the total solar irradiance 2011 Total solar irradiance data record accuracy and consistency improvements 2011 Calibration of the total irradiance monitor 2002 Measurement results with a small cam-driven absolute gravimeter 2001 Thirty years of progress in absolute gravimetry: a scientific capability implemented by technological advances 2001 Solar Spectral Irradiance Monitor (SIM) 1999