Physikalisch-Technische Bundesanstalt

Ausgewählte Veröffentlichungen der Arbeitsgruppe Längeneinheit

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Längeneinheit

Informationsbroschüre der PTB: Die SI-Basiseinheiten, Definition, Entwicklung und Realisierung

J. Helmcke: Länge – die SI-Basiseinheit "Meter" , PTB-Mitteilungen 113 (2003) 3-18 (Link: PTB-Mitteilungen 1/2003)

T. J. Quinn: "Practical Realization of the Definition the Metre, including Recommended Radiations of other Optical Frequency Standards", Metrologia, 40, 103-133 (2003)

H. Schnatz, B. Lipphardt, J. Helmcke, F. Riehle, G. Zinner: "First Phase-Coherent Frequency Measurement of Visible Radiation", Phys. Rev. Lett. 76 (1996) 18-21

Höchststabile Laser für die Längenmessung: Laserwellenlängennormale

A. Yu. Nevsky, R. Holzwarth, M. Zimmermann, Th. Udem, T. W. Hänsch, J. von Zanthier, H. Walther, P. V. Pokasov, M. N. Skvortsov, S. N. Bagayev, H. Schnatz, F. Riehle: "Frequency comparison of I₂ stabilized lasers at 532 nm and absolute frequency measurement of I₂ absorption lines", in Frequency Standards and Metrology, Proceedings of the 6^th Symposium, ed. P. Gill, World Scientific Publishing, pp. 521-526 (2002)

Messung der Frequenz sichtbarer Strahlung

Tamm, Christian; Lipphardt, Burghard; Schnatz, Harald; Wynands, Robert; Weyers, Stefan; Peik, Ekkehard: "¹⁷¹Yb⁺ single-ion optical frequency standard at 688 THz", in: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control (2007)

Tatiana Nazarova [speaker]; Sterr, Uwe; Riehle, Fritz; Lisdat, Christian; Schnatz, Harald; Lipphardt, Burghard: "Influence of high-frequency laser frequency noise on the stability of an optical clock; TimeNav'07", Geneva International Conference Center, Switzerland, 29 May - 1 June 2007 (2007) European Frequency and Time Forum, Geneva, 29, May - 01, June, 2007

H. Schnatz, B. Lipphardt, C. Degenhardt, E. Peik, T. Schneider, U. Sterr, Chr. Tamm: "Optical frequency measurements using fs-comb generators", IEEE Trans. Instrum. and Meas., 54, 750-753, (2005)

H. Schnatz: "Measurement of Optical Frequencies and Frequency Ratios," Meas. Sci. Technol. 14, 1200-1215 (2003)

Kalibrierung und Prüfung von Laserwellenlängennormalen

Erin, M., Karaböce, B., Malinovsky, I., Titov, A., Ugur, H., Darnedde, H., Riehle, F.: "Progress in stabilization of the He-Ne/¹²⁷I₂ wavelength standard at 633 nm and results of an international comparison between the PTB and the UME", Metrologia 32 (1995/96), pp. 301-310

Höchststabile Faserlaser für die optische Nachrichtentechnik

G. Grosche, B. Lipphardt, H. Schnatz : Optical frequency synthesis and measurement using fibre-based femtosecond lasers, The European Physical Journal D, 48, pp. 27-33 (2008)

Frequenzmessung sichtbarer und nahinfraroter Strahlung

Tamm, Christian; Lipphardt, Burghard; Schnatz, Harald; Wynands, Robert; Weyers, Stefan; Schneider, T.; Peik, Ekkehard: "¹⁷¹Yb⁺ single-ion optical frequency standard at 688 THz", IEEE Transactions on Instrumentation and Measurement , 56, pp. 601 (2007), 2006 Conference on Precision Electromagnetic Measurements, Torino, 9-14, July, 2006

Phillip Kubina, Peter Adel, Gesine Grosche, Theodor W. Hänsch, Ronald Holzwarth, Burghard Lipphardt, Harald Schnatz: "Continuous Comparison of two Fiber based fs Frequency Combs", Optics Express, 13, 904-909 (2005)

Florian Adler, Konstantinos Moutzouris, and Alfred Leitenstorfer , Harald Schnatz, Burghard Lipphardt, and Gesine Grosche, Florian Tauser: "Phase-locked two-color erbium-doped fiber laser system for long-term precision measurements of visible and near-infrared frequencies", Optics Express 12, 5872, (2004)

Jun Ye, Harald Schnatz, and Leo W. Hollberg: "Optical frequency combs: from frequency metrology to optical phase control", Journal of Selected Topics in Quantum Electronics: Issue on Stabilization of modelocked lasers, JSTQE, 9, No. 4, 1041-1058, (2003)

Jörn Stenger, Harald Schnatz, Christian Tamm, and Harald R. Telle: "Ultraprecise Measurement of Optical Frequency Ratios", Phys. Rev. Lett. 88 (7) 073601-1 (2002)

J. Stenger, Chr. Tamm, N. Haverkamp, S. Weyers, and H. R. Telle: "Absolute frequency measurement of the 435.5-nm 171Yb⁺-clock transition with a Kerr-lens mode-locked femtosecond laser", Opt. Lett. 26, 1589 (2001)

Schnatz, H., Lipphardt, B., Helmcke, J., Riehle, F., Zinner, G.: "First phase-coherent frequency measurement of visible radiation", Phys. Rev. Lett. 76 (1996), pp. 18-21

Entwicklung frequenzstabiler Faserlaser

G. Grosche, B. Lipphardt, H. Schnatz : "Optical frequency synthesis and measurement using fibre-based femtosecond lasers", European Physical Journal, D 48 , pp. 27-33 (2008)

Optische Mikrowellensynthese: Erzeugung stabiler Mikrowellenfrequenzen

Lipphardt, Burghard; Grosche, Gesine; Schnatz, Harald: "Phase control of microwave oscillators using an optical clock laser as reference" [poster]; 21st European Frequency and Time Forum, Genf, 29, May - 01, June, 2007

Fasergeführte optische Frequenzübertragung

Grosche, Gesine [speaker]; Lipphardt, Burghard; Schnatz, Harald; Santarelli, G.; Lemonde, P.; Bize, S.; Lours, M.; Narbonneau, F.; Clairon, A.; Lopez, O.; Amy-Klein, A.; Chardonnet, Ch.: "Transmission of an optical carrier frequency over a tele-communication fiber link", ohne schriftliche Quelle : no written source (2007) Conference on Lasers and Electro-Optics/International Quantum Electronics, Baltimore, 06-11, May, 2007

H. Schnatz, B. Lipphardt, G. Grosche: "Frequency metrology using fiber-based fs-frequency combs", in Conference on Lasers and Electro-Optics (Optical Society of America, Long Beach, California, 2006), paper CTuH1.

G. Grosche, B. Lipphardt, H. Schnatz : "Optical frequency synthesis and measurement using fibre-based femtosecond lasers", European Physical Journal, D 48 , pp. 27-33 (2008)