Dr.-Ing. Ludger Timmen

Grotti, J., Koller, S., Vogt, S., Häfner, S., Sterr, U., Lisdat, C., Denker, H., Voigt, C., Timmen, L., Rolland, A., Baynes, F.N., Margolis, H.S., Zampaolo, M., Thoumany, P., Pizzocaro, M., Rauf, B., Bregolin, F., Tampellini, A., Barbieri, P., Zucco, M., Costanzo, G.A., Clivati, C., Levi, F., Calonico, D (2018): Geodesy and metrology with a transportable optical clock,  Nature Physics, 14, 437–441
DOI: 10.1038/s41567-017-0042-3

Denker H., Timmen L., Voigt Ch., Weyers S., Peik E., Margolis H. S., Delva P., Wolf P., Petit G. (2018): Geodetic methods to determine the relativistic redshift at the level of 10-18 in the context of international timescales – A review and practical results,  Journal of Geodesy 92: 487-516
DOI: 10.1007/s00190-017-1075-1

Voigt, C., Denker, H., Timmen, L. (2016): Time-variable gravity potential components for optical clock comparisons and the definition of international time scales,  Metrologia 53: 1365-1383
DOI: 10.1088/0026-1394/53/6/1365

Timmen L., Engfeldt A, Scherneck H.-G. (2015): Observed secular gravity trend at Onsala station with the FG5 gravimeter from Hannover,  J. Geod. Sc., 5:18-25
DOI: 10.1515/jogs-2015-0001

Gitlein, O., Timmen, L., Müller, J. (2013): Modeling of Atmospheric Gravity Effects for High-Precision Observations,  International Journal of Geosciences, Vol. 4, p. 663-671
DOI: 10.4236/ijg.2013.44061

Timmen, L., Gitlein, O., Klemann, V., Wolf, D. (2012): Observing gravity change in the Fennoscandian uplift area with the Hanover absolute gravimeter,  In: Deformation and gravity change: indicators of isostasy, tectonics, volcanism and climate change vol. III, Pure Appl. Geophys. (PAGEOPH), Springer Basel AG.
DOI: 10.1007/s00024-011-0397-9

Timmen, L. (2010): Absolute and Relative Gravimetry,  In: Guochang Xu (ed.), Sciences of Geodesy-I, Advances and Future Directions, 1-48, Springer
DOI: 10.1007/978-3-642-11741-1_1

Merlet, S., Bodart, Q., Malossi, N., Landragin, A., Pereira Dos Santos, F., Gitlein, O., Timmen, L. (2010): Comparison between two mobile absolute gravimeters: optical versus atomic interferometers,  Metrologia 47, L9-L11.
DOI: 10.1088/0026-1394/47/4/L01
arXiv: 1005.0357v1

Timmen, L. (2003): Precise definition of the effective measurement height of free-fall absolute gravimeters,  Metrologia 40, 62-65
DOI: 10.1088/0026-1394/40/2/310

Timmen, L., Wenzel, H.-G. (1995): Worldwide synthetic gravity tide parameters,  IAG Symp. 113, 92-101, Springer
DOI: 10.1007/978-3-642-79721-7_11