Ludger Timmen
Ludger Timmen
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Geodesy and metrology with a transportable optical clock
J Grotti, S Koller, S Vogt, S Häfner, U Sterr, C Lisdat, H Denker, C Voigt, ...
Nature Physics 14 (5), 437-441, 2018
Comparison between two mobile absolute gravimeters: optical versus atomic interferometers
S Merlet, Q Bodart, N Malossi, A Landragin, FP Dos Santos, O Gitlein, ...
Metrologia 47 (4), L9, 2010
The 8th International Comparison of Absolute Gravimeters 2009: the first Key Comparison (CCM. G-K1) in the field of absolute gravimetry
Z Jiang, V Pálinkáš, FE Arias, J Liard, S Merlet, H Wilmes, L Vitushkin, ...
Metrologia 49 (6), 666, 2012
Geodetic methods to determine the relativistic redshift at the level of 10 in the context of international timescales: a review and practical results
H Denker, L Timmen, C Voigt, S Weyers, E Peik, HS Margolis, P Delva, ...
Journal of Geodesy 92, 487-516, 2018
The European comparison of absolute gravimeters 2011 (ECAG-2011) in Walferdange, Luxembourg: results and recommendations
O Francis, H Baumann, T Volarik, C Rothleitner, G Klein, M Seil, N Dando, ...
Metrologia 50 (3), 257, 2013
Absolute and relative gravimetry
L Timmen
Sciences of Geodesy-I: Advances and Future Directions, 1-48, 2010
Present rate of uplift in Fennoscandia from GRACE and absolute gravimetry
H Steffen, O Gitlein, H Denker, J Müller, L Timmen
Tectonophysics 474 (1-2), 69-77, 2009
Precise definition of the effective measurement height of free-fall absolute gravimeters
L Timmen
Metrologia 40 (2), 62, 2003
High tilt susceptibility of the Scintrex CG-5 relative gravimeters
R Reudink, R Klees, O Francis, J Kusche, R Schlesinger, A Shabanloui, ...
Journal of Geodesy 88 (6), 617-622, 2014
Airborne geoid determination
R Forsberg, A Olesen, L Bastos, A Gidskehaug, U Meyer, L Timmen
Earth, planets and space 52 (10), 863-866, 2000
Time-variable gravity potential components for optical clock comparisons and the definition of international time scales
C Voigt, H Denker, L Timmen
Metrologia 53 (6), 1365, 2016
Observing gravity change in the Fennoscandian uplift area with the Hanover absolute gravimeter
L Timmen, O Gitlein, V Klemann, D Wolf
Pure and applied geophysics 169, 1331-1342, 2012
Postglacial gravity change in Fennoscandia—three decades of repeated absolute gravity observations
PA Olsson, K Breili, V Ophaug, H Steffen, M Bilker-Koivula, E Nielsen, ...
Geophysical Journal International 217 (2), 1141-1156, 2019
Results of the European comparison of absolute gravimeters in Walferdange (Luxembourg) of November 2007
O Francis, T van Dam, A Germak, M Amalvict, R Bayer, M Bilker-Koivula, ...
Gravity, Geoid and Earth Observation: IAG Commission 2: Gravity Field …, 2010
Impact of precise orbits on SAR interferometry
C Reigber, Y Xia, H Kaufmann, FH Massmann, L Timmen, J Bodechtel, ...
ERS SAR Interferometry 406, 223, 1997
A land uplift model in Fennoscandia combining GRACE and absolute gravimetry data
J Müller, M Naeimi, O Gitlein, L Timmen, H Denker
Physics and Chemistry of the Earth, Parts A/B/C 53, 54-60, 2012
Worldwide synthetic gravity tide parameters
L Timmen, HG Wenzel
Gravity and Geoid: Joint Symposium of the International Gravity Commission …, 1995
Results of the international comparison of absolute gravimeters in Walferdange (Luxembourg) of November 2003
O Francis, T van Dam, M Amalvict, M de Andrade Sousa, M Bilker, ...
Gravity, Geoid and Space Missions: GGSM 2004 IAG International Symposium …, 2005
Direct comparisons of European primary and secondary frequency standards via satellite techniques
F Riedel, A Al-Masoudi, E Benkler, S Dörscher, V Gerginov, C Grebing, ...
Metrologia 57 (4), 045005, 2020
The capacity of the Scintrex Autograv CG-3M no. 4492 gravimeter for “absolute-scale” surveys
L Timmen, O Gitlein
Revista Brasileira de Cartografia 56 (2), 89-95, 2004
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