Publications
Journal Publications
A clock directly linking time to a particle’s mass. Shau-Yu Lan, Pei-Chen Kuan, Brian Estey, Damon English, Justin Brown, Michael Hohensee, and Holger Müller, Science, 339, 554 (2013). Science Perspective
Selected secondary reports about this workNature News: The time? About a quarter past a kilogram.
Science News: New type of clock keeps time by weighing atoms.
NBC News: Up and atom! Simplest clock yet tells time with single atom.
UC Berkeley News: A rock is a clock: physicist uses matter to tell time.
Force-free gravitational redshift: a Gravitational Aharonov-Bohm experiment. Michael A. Hohensee, Brian Estey, Paul Hamilton, Anton Zeilinger, and Holger Müller. Phys. Rev. Lett. 108, 230404 (2012). arXiv:1109.4887 Comment on: 'Does an atom interferometer test the gravitational redshift at the Compton frequency?'. M. A. Hohensee, S. Chu, A. Peters, and H. Müller, Class. Quant, Grav., 29, 048001 (2012). IOP arXiv:1112.6039
Influence of the Coriolis force in atom interferometry. Shau-Yu Lan, Pei-Chen Kuan, Brian Estey, Philipp Haslinger, and Holger Müller,
Phys. Rev. Lett. 108, 090402 (2012).arXiv:1110.6910
Secondary report about this work- Starker Anstoss für kalte Atome. Dennis Schlippert and Holger Müller. Physik Journal 11/2011.
Equivalence Principle and Gravitational Redshift. Michael A. Hohensee, Steven Chu, Achim Peters, and Holger Müller, Phys. Rev. Lett. 106, 151102 (2011). arXiv:1102.4362 Precision tests of general relativity with matter waves. Michael A. Hohensee and Holger Müller, J. Mod. Opt. 58, 2021 (2011). arXiv:1106.2241.
Gravitational Redshift, Equivalence Principle, and Matter Waves. Michael A. Hohensee, Brian Estey, Francisco Monsalve, Geena Kim, Pei-Chen Kuan, Shau-Yu Lan, Nan Yu, Achim Peters, Steven Chu, and Holger Müller. J. Phys.: Conf. Ser. 264, 012009 (2011). arXiv:1009.2485.
A terrestrial search for dark contents of the vacuum, such as dark energy, using atom interferometry. Ronald J. Adler, Martin L. Perl and Holger Müller. Int. J. Mod. Phys. A 26, 4959-4979 (2011). arXiv:1101.5626
Atom Gravimeters and the Gravitational Redshift. Holger Müller, Achim Peters, and Steven Chu. Nature 467 E2 (2010); arXiv:1009.1838.
Design of an electron microscope phase plate using a focused continuous-wave laser. Holger Müller, Jian Jin, Radostin Danev, John Spence, Howard Padmore, and Robert Glaeser. New J. of Physics 12, 073011 (2010). arXiv:1002.4237
A precision measurement of the gravitational redshift by the interference of matter waves. Holger Müller, Achim Peters, and Steve Chu. Nature 463, 926 (2010).
Selected secondary reports about this workRelative values: Einstein theory proved in 21st century test, (AFP)
General Relativity tested on a Tabletop, Nature 463, 862 (2010).
Einstein's gravitational Redshift measured with high precision, Scientific American, Feb. 17, 2010.
Germany: Die Materiewellen sprechen für Einstein, Frankfurter Allgemeine Zeitung, March 3, 2010.
- Most precise test yet of Einstein's gravitational redshift, UC Berkeley Press Release, Feb. 17, 2010.
- Atomic Fountain Reveals "gravitational red shift". New Scientist, Feb. 20, 2010 and online announcement Feb. 17, 2010.
Sources and technology for an atomic gravitational wave interferometric sensor. Michael Hohensee, Shau-Yu Lan, Rachel Houtz, Cheong Chan, Brian Estey, Geena Kim, Pei-Chen Kuan, and Holger Müller. arXiv:1001.4821
Präzisionsmessung der Gravitations-Rotverschiebung, Holger Müller and Achim Peters, Phys. In unserer Zeit 41, 164-165 (2010).
Atom interferometry tests of local Lorentz invariance in gravity and electrodynamics, Keny-Yeow Chung, Sheng-wey Chiow, Sven Herrmann, Steven Chu, and Holger Müller, Phys. Rev. D 80, 016002 (2009). arXiv:0905.1929
Secondary reports about this work
Quentin G. Bailey, Catching relativity violations with atoms. Physics 2, 58 (2009).
Testing gravity's Lorentz invariance. Physics Today
Atom interferometry tests of local Lorentz invariance. scintilla.nature.com
Wideband, Efficient Optical Serrodyne Frequency Shifting with a Phase Modulator and a Nonlinear Transmission Line. Rachel Houtz, Cheong Chan, and Holger Müller, Optics Express 17, 19235 (2009). arXiv:0909.3066
Atom interferometers with scalable enclosed area, Holger Mueller, Sheng-wey Chiow, Sven Herrmann, and Steven Chu, Phys. Rev. Lett. 102, 240403 (2009). arXiv:0903.4192
6 W, 1 kHz linewidth, tunable continuous-wave near-infrared laser, Sheng-wey Chiow, Sven Herrmann, Holger Müller, and Steven Chu, Optics Express 17, 5246 (2009). arXiv:0901.2582.
Noise-Immune Conjugate Large-Area Atom Interferometers, Sheng-wey Chiow, Sven Herrmann, Steven Chu, and Holger Müller, Phys. Rev. Lett. 103, 050402 (2009). arXiv:0901.1819
Secondary reports about this workTrick of the light boosts atom interferometer sensitivity. The Physics arXiv Blog Jan 15, 2009;
Atom Interferometry with up to 24-Photon-Momentum-Transfer Beam Splitters, Holger Müller, Sheng-wey Chiow, Quan Long, Sven Herrmann, and Steven Chu, Phys. Rev. Lett. 100, 180405 (2008). arXiv:0712.1990.
Thermo-acoustic optical path length stabilization in a single-mode optical fiber, Wojciech Lewoczko-Adamczyk, Max Schiemangk, Holger Müller, and Achim Peters, Applied Optics 48, 704 (2009).
Atom Interferometry tests of the isotropy of Post-Newtonian Gravity, Holger Müller, Sheng-wey Chiow, Sven Herrmann, Steven Chu, Keng-Yeow Chung, Phys. Rev. Lett. 100, 031101 (2008). arXiv:0710.3768.
Quantum Physics Exploring the Outer Solar System: The SAGAS Project, P. Wolf, A. Clairon, L. Duchayne, A. Landragin, P. Lemonde, G. Santarelli, W. Ertmer, E. Rasel, G.M. Tino, P. Gill, H. Klein, S. Reynaud, C. Salomon, E. Peik, O. Bertolami, P. Gil, J. Pamos, A. Rathke, C. Jentsch, P. Bouyer, D. Izzo, L. Cacciapuoti, P. De Natale, P. Touboul, B. Christophe, S.G. Turyshev, J.D. Anderson, M.E. Tobar, F. Schmidt-Kaler, J. Vigü, L. Marmet, M-C. Angonin, P. Delva, P. Tourrenc, G. Metris, Holger Müller, and R. Walsworth, Experimental Astronomy 23, 659 (2009). arxiv:0711.0304.
Nanosecond electro-optical switching with a repetition rate above 20MHz, Holger Müller, Sheng-wey Chiow, Sven Herrmann, Steven Chu, Rev. Sci. Instrum. 78, 124702 (2007). arXiv:0710.1374.
Secondary report about this workBelle Dume, EO device achieves 2 ns switching time, NanotechWeb news story
- Electro-optics modulator switches in 2 ns. Optics.org
Diffraction between the Raman-Nath and the Bragg regime: Effective Rabi frequency, losses, and phase shifts, Holger Müller, Sheng-wey Chiow, and Steven Chu, Phys. Rev. A 77, 023609 (2008). arXiv:0704.2627.
Extended cavity diode lasers with tracked resonances, Holger Müller, Sheng-wey Chiow, Quan Long, Christoph Vo, and Steven Chu, Appl. Opt. 46, 7997-8001 (2007). arXiv:0710.0636.
Tests of relativity by complementary rotating Michelson-Morley experiments, Holger Müller, Sven Herrmann, Alexander Senger, Evgeny Kovalchuk, Achim Peters, Paul Louis Stanwix, Michael Edmund Tobar, Eugene Ivanov, and Peter Wolf, Phys. Rev. Lett. 99, 050401 (2007). arxiv:0706.2031.
Secondary reports about this workTurned Out Right, Research Highlights, Nature 448,626 (2007).
Hamish Jonston, Two Relativity tests are Better Than One, Physics Web Headline News, 28 June 2007.
Atominterferometrie zur Messung der Feinstrukturkonstanten, Holger Müller, Sheng-wey Chiow, Quan Long, and Steven Chu, Phys. in unserer Zeit, 38, 165 (2007).
Limits to differences in active and passive charges, Claus Lämmerzahl, Alredo Macias, and Holger Müller, Phys. Rev. A 75, 052104 (2007). arxiv:0703163
One way and two way speed of light and geometry in Michelson-Morley experiments (Comment on Broda and Ostrowski, Michelson-Morley Experiment Revisited), Holger Müller, Concepts of Physics IV, 10 (2006).
A new photon recoil experiment: towards a determination of the fine structure constant, Holger Müller, Sheng-wey Chiow, Quan Long, Christoph Vo, and Steven Chu, Appl. Phys. B 84, 633-642 (2006). arxiv:0605125.
Optical fibers with interferometric path length stability by controlled heating for transmission of optical signals and as components in freqüncy standards, Holger Müller, Achim Peters, and Claus Braxmaier, Appl. Phys. B 84, 401-408 (2006). arxiv:physics/0511072,
Phase-Locked, High-Power, Low-Noise, Freqüncy Agile, Continuous-Wave Titanium:Sapphire Lasers, Holger Müller, Sheng-wey Chiow, Quan Long, and Steven Chu, Opt. Lett. 31, 202 (2006). arxiv:physics/0507187
Active laser beam alignment for counterpropagation beyond the Rayleigh criterion, Holger Müller, Sheng-wey Chiow, Quan Long, Christoph Vo, and Steven Chu,Opt. Lett. 30, 3323 (2005). arXiv:physics/0507039.
Test of the isotropy of the speed of light using a continuously rotating optical resonator, Sven Herrmann, Alexander Senger, Evgeny Kovalchuk, Holger Müller, and Achim Peters, Phys. Rev. Lett. 95, 150401 (2005). arxiv:physics/0508097.
High speed drivers for electro-optic modulators, Holger Müller, Rev. Sci. Instr. 76, 084701 (2005). arxiv:physics/0506050.
Lorentz invariance violation and charge (non)conservation: A general theoretical frame for extensions of the Maxwell equations, Claus Lämmerzahl, Alfredo Macias, and Holger Müller, Phys. Rev. D 71, 025007 (2005). arxiv:gr-qc/0501048
Testing Lorentz invariance by the use of vacuum- and matter filled cavities. Holger Müller, Phys. Rev. D 71, 045004 (2005). arxiv:hep-ph/0412385.
Secondary report about this workNeil Russell, Framing Lorentz Symmetry, CERN courier Nov. 24, 2004.
Tests of Lorentz invariance using hydrogen molecules. Holger Müller, Sven Herrmann, Alejandro Saenz, Achim Peters, and Claus Lämmerzahl,Phys. Rev. D 70, 076004 (2004). arxiv:hep-ph/0405177.
OPTIS - An Einstein Mission for Improved Tests of Special and General Relativity, Claus Lämmerzahl, I. Ciufolini, Hansjörg Dittus, Lorenzo Iorio, Holger Müller, Achim Peters, E. Samain, S. Scheithaür, and Stephan Schiller, Gen. Relativity Gravitat. 36, 2373 (2004).
Einstein's Theorie auf dem optischen Prüfstand, Holger Müller and Achim Peters, Physik in unserer Zeit, 35, 70 (2004).
Experimental limits for low-frequency space-time fluctuations from ultrastable optical resonators, Stephan Schiller, Claus Lämmerzahl, Holger Müller, Claus Braxmaier, Sven Herrmann, and Achim Peters, arxiv:gr-qc/0401103, Phys. Rev. D 69, 027504 (2004).
Die experimentelle Überprüfing der speziellen Relativitätstheorie mit kryogenen optischen Resonatoren, Holger Müller, Sven Herrmann, Claus Braxmaier, Stephan Schiller, and Achim Peters, Wechselwirkung 123/124, 103-108 (2003).
Cavity tests of Lorentz invariance for the electron, Holger Müller, Sven Herrmann, Alejandro Saenz, Achim Peters, and Claus Lämmerzahl, Phys. Rev. D 68, 116006 (2003). arxiv:hep-ph/0401016.
Precision test of the isotropy of light propagation, Holger Müller, Sven Herrmann, Claus Braxmaier, Stephan Schiller, and Achim Peters, Appl. Phys. B 77, 719 (2003).
Offset compensation by amplitude modulated sidebands in optical freqüncy standards, Holger Müller, Sven Herrmann, Thilo Schuldt, Matthias Scholz, Evgeny Kovalchuk, and Achim Peters, Opt. Lett. 28, 2186 (2003).
Modern Michelson-Morley experiment using cryogenic optical resonators, Holger Müller, Sven Herrmann, Claus Braxmaier, Stephan Schiller, and Achim Peters, Phys. Rev. Lett. 91, 020401 (2003). arxiv:physics/0305117.
Secondary reports about this work
Adrian Cho, Special relativity reconsidered, Science 307, 866 (2005).
V.A. Kostelecky, The Search for Relativity Violations, Scientific American Sept. 2004, p. 93 (2004).
Philip Ball, Quantum gravity: Back to the future, Nature 427, 482 - 484 (2004).
Robert Bluhm, Breaking Lorentz Symmetry, Physicsworld Feature, Mar. 10, 2004.
Phil Schewe, James Riordon, and Ben Stein, The most precise Test Yet of Special Relativity, AIP Physics News Update 590, May 21, 2002.
Framing Lorentz Symmetry, CERN courier Nov. 24, 2004.
Robert Kunzig, Testing the Limit of Einstein's Theories, DISCOVER magazine 09/30/2004.
Electromagnetic cavities and Lorentz invariance violation, Holger Müller, Claus Braxmaier, Sven Herrmann, Achim Peters, and Claus Lämmerzahl, Phys. Rev. D 67, 056006 (2003).
Kinematical test theories for Special Relativity: A comparison, Claus Lämmerzahl, Claus Braxmaier, Hansjörg Dittus, Holger Müller, Achim Peters, and Stephan Schiller, Int. J. Mod. Phys. D 11, 1109 (2002).
Konstanz der Lichtgeschwindigkeit neu bestätigt, Claus Braxmaier, Holger Müller, Achim Peters, and Stephan Schiller, Physik in unserer Zeit, 33, Jahrgang, Feb. 2002.
Testing the foundations of rela¬tivity using cryogenic optical resonators, Holger Müller, Claus Braxmaier, Sven Herrmann, Oliver Pradl, Claus Lämmerzahl, Jür¬gen Mlynek, Stephan Schiller, and Achim Peters, Int. J. Mod. Phys. D 11, 1101-1108 (2002).
New Tests of Relativity Using a Cryogenic Optical Resonator, 46. Claus Braxmaier, Holger Müller, Oliver Pradl, Jürgen Mlynek, Achim Peters, and Stephan Schiller, Phys. Rev. Lett. 88, 010401 (2002).
Secondary reports about this work- J.R. Minkel, Peering over Einstein's shoulders, Scientific American.com Story June 24 (2002).
- P. Schewe, James Riordon, and Ben Stein, A New Limit on the Overall Validity of Special Relativity, AIP Physics News Update 571 #1, Jan. 2, 2002.
- Katie Pennicot, Cool Laser puts Special Relativity to the Test, Physicsworld Headline News, Jan 8, 2002.
Frank Grotelüschen, Einstein auf dem Prüfstand, German Public Radio Broadcast of 5. July, 2002 (http://www.dradio.de/dlf/sendungen/forschak/120772).
- Speed of Light passes updated Test with Flying Colors, CERN courier 42, 10 (2002).
- Veronika Winkler, Einstein auf dem Prüfstand, Frankfurter Allgemeine Zeitung Feb. 06, 2002, p. N1 (in German).
- Folco Claudi, Resiste la relativita ristretta, Le Scienze Februar 2002, p. 15 (2002) (in Italian).
- Oliver Morsch, Einstein auf dem Prüfstand, Spektrum der Wissenschaft Jul. 2002, pp.12-15 (2002) (in German).
Claus Braxmaier, Oliver Pradl, Holger Müller, Achim Peters, Jürgen Mlynek, and Stephan Schiller, Proposed test of the time-independence of the fundamental constants a and me/mp using monolithic resonators, Phys. Rev. D 64, 042001 (2001).
Patents
- Holger Müller, Meßverfahren zur Vierpolanalyse mit hoher Bandbreite (Measuring technique for network analysis with high bandwidth), German patent DE0019654740C2 (1996).
- Holger Müller, NF-Verstärker (Audio Frequency Amplifier), German Patent DE0004041354C1 (1990).
- Holger Müller, übertragungsverfahren für hochauflösende Farbfernsehbilder (Transmission method for higher-resolution color television images), German patent DE0003941912C1 (1989).
- Holger Müller, Verfahren zur übertragung höherauflösender Farbfernsehbilder (Method for the transmission of higher-resolution color television images), German patent DE0003919253C1 (1989).
Conference Proceedings and Book Chapters
M.A. Hohensee and H. Müller, "Significance of the Compton frequency in atom interferometry", Proc. 46th Recontres de Moriond. Gravitational Waves and Experimental Gravity, (2011). arXiv:1107.1830
Matter-wave Tests of the Gravitational Redshift in Space. Holger Mueller, Michael A, Hohensee, and Nan Yu, .Proc. of the Fifth Meeting on CPT and Lorentz Symmetry, Bloomington, IN, World Scientific, Singapore, p6 (2010). arXiv:1008.0613
Redshift Anomalies with Universal Free-Fall, Michael A. Hohensee and Holger Mueller. Proc. of the Fifth Meeting on CPT and Lorentz Symmetry, Bloomington, IN, World Scientific, Singapore, p229 (2010). arXiv:1008.0611
- Holger Müller, Sheng-wey Chiow, Sven Herrmann, and Steven Chu. Measuring the Fine Structure Constant Using Multiphoton Atom Interferometry. In Laser Science (XXIV,) OSA Technical Digest (CD) (Optical Society of America, 2008) paper LTuB2.
- Edina Sarajlic, Nathan Gemelke, Sheng-wey Chiow, Sven Herrman, Holger Müller, and Steven Chu, Coherent Control of Ultracold Matter: Fractional Quantum Hall Physics and Large-Area Atom Interferometry, Proc. 21st International Conference on Atomic Physics (ICAP), July 27-August 1, 2008 in Storrs, Connecticut, USA.
- P. Wolf, Ch. J. Bordé, A. Clairon, L. Duchayne, A. Landragin, P. Lemonde, G. Santarelli, W. Ertmer, E. Rasel, F.S. Cataliotti, M. Inguscio, G.M. Tino, P. Gill, H. Klein, S. Reynaud, C. Salomon, E. Peik, O. Bertolami, P. Gil, J. Páramos, C. Jentsch, U. Johann, A. Rathke, P. Bouyer, L. Cacciapuoti, D. Izzo, P. De Natale, B. Christophe, P. Touboul, S.G. Turyshev, J.D. Anderson, M.E. Tobar, F. Schmidt-Kaler, J. Vigué, A. Madej, L. Marmet, M-C. Angonin, P. Delva, P. Tourrenc, G. Metris, H. Müller, R. Walsworth, Z.H. Lu, L. Wang, K. Bongs, A. Toncelli, M. Tonelli, H. Dittus, C. Lämmerzahl, G. Galzerano, P. Laporta, J. Laskar, A. Fienga, F. Roques, and K. Sengstock, The SAGAS Project, Proc. European Frequency and Time Forum 2008.
- Holger Müller, Sheng-wey Chiow, Sven Herrmann, Steven Chu, Keng-Yeow Chung, Atom Interferometry tests the isotropy of Post-Newtonian Gravity, in: A Kostelecky, (ed.), CPT and Lorentz symmetry IV, p. 150 (World Scientific, Singapore, 2008).
- Holger Müller, Sheng-wey Chiow, S. Herrmann, and S. Chu, Multiphoton- and simultaneous conjugate Ramsey-Borde atom interferometers, AIP Conf. Proc. 977, 291 (2008).
- Holger Müller, Sven Herrmann, Alexander Senger, Evgeny Kovalchuk, Achim Peters, Paul Louis Stanwix, Michael Edmund Tobar, Eugene Ivanov, and Peter Wolf, Complementary Michelson-Morley Experiments: coordinate and field redefinitions, in: A Kostelecky, (ed.), CPT and Lorentz symmetry IV, p. 302 (World Scientific, Singapore, 2008).
- Claus Lämmerzahl, Alfredo Macias, and Holger Müller, Are active and passive electric charges equal, proceedings of the 11th Marcel Grossmann meeting, in press.
- Sven Herrmann, Alexander Senger, Evgeny Kovalchuk, Holger Müller, and Achim Peters, Test of Lorentz Invari¬ance using a continuously rotating optical resonator. Lect. Notes Phys. 702, 385 (2006).
The search for quantum gravity signals. G. Amelino-Camelia, C. Lämmerzahl, A. Macias, and Holger Müller, AIP Conf. Proc. 758, 30 (2005). arxiv:gr-qc/0501053.
- Holger Müller and Claus Lämmerzahl, Macroscopic matter in Lorentz tests, in: V.A. Kostelecky (ed.), CPT and Lorentz Symmetry III (World Scientific, Singapore, 2005).
- Claus Lämmerzahl and Holger Müller, The phyics of generalized Maxwell equations, in: V.A. Kostelecky (ed.), CPT and Lorentz Symmetry III (World Scientific, Singapore, 2005).
- Achim Peters, Sven Herrmann, Evgeny Kovalchuk, and Holger Müller, New tests of Lorentz invariance using cryogenic optical resonators, in: V.A. Kostelecky (ed.), CPT and Lorentz Symmetry III (World Scientific, Singapore, 2005).
- Holger Müller, Sven Herrmann, Stephan Schiller, and Achim Peters, New Optical Tests of Special Relativity, in: P. Hannaford, A. Siderov, and K. Baldwin (editors): Proc. ICOLS XVI, Int. Conf. on Laser Spectroscopy, Palm Cove, Australia, July 2003, 71-74 (2003).
- Holger Müller, Sven Hermann, Claus Braxmaier, Stephan Schiller, and Achim Peters, Improved optical test of special relativity, European Quantum Electronics and Laser Science Conference, Munich, Germany, June 2003, Europhysics Conference Abstracts 27E, EF4-1-FRI3.
Achim Peters, Holger Müller, Sven Hermann, Claus Braxmaier, Stephan Schiller, H. Dittus, and Claus Lämmerzahl: New Optical tests of Relativity on Earth and in Space, Proc. XXXV Recontres de Moriond, LesArcs, France (Ed. Fronti & Egraveres) (2003).
- Holger Müller, Sven Hermann, A. Sunaga, Claus Braxmaier, Stephan Schiller, and Achim Peters, New tests of relativity using cryogenic optical resonators, International Quantum Electronics and Laser Science Conference Technical Digest, Moscow, Russia June 2002, 376.
- Holger Müller, Sven Hermann, Claus Braxmaier, and Achim Peters, New test of the isotropy of space using cryogenic optical resonators, in: OSA Trends in Optics and Photonics (TOPS) 74, 2002 Quantum Electronics and Laser Science Conference, Long Beach, California, May 2002, OSA technical Digest, Postconference Edition (Optical Society of America, Washington, D.C., 2002) 18-19.
- Holger Müller, Claus Braxmaier, Sven Hermann, Jürgen Mlynek, Stephan Schiller, and Achim Peters, Fundamental tests of relativity using cryogenic optical resonators, Conference Digest of the 2002 Conference on Precision Electromagnetic Measurements CPEM, Ottawa, Canada, June 2002, 512-513.
- Achim Peters, Claus Braxmaier, Holger, Müller, Sven Herrmann, and Jürgen Mlynek, Testing the foundations of special relativity using cryogenic optical resonators, Proc. ICOLS XIV (10.06-15.06.2001), Snowbird, USA.
- Stephan Schiller, Claus Braxmaier, Holger Müller, Sven Hermann, and Achim Peters, testing the foundations of Relativity using cryogenic optical resonators, Proceedings of the 6th Symposium on Frequency Standrads and Metrology, St. Andrews, England, September 2001 (World Scientific, Singapore, 2001), 401-408.
- Holger Müller, Claus Braxmaier, Jürgen Mlynek, and Achim Peters, Testing the foun¬dations of relativity usign cryogenic optical resonators, in OSA Trends in Optics and Photonics (TOPS) 57, 2001 Quantum Electronics and Laser Science Conference, Baltimore, USA, May 2001, OSA Technical Digest, Postconference Edition (Optical Society of America, Washington, D.C., 2001) 99.
- Claus Braxmaier, Oliver Pradl, Holger Müller, Achim Peters, Bernd Eiermann, and Stephan Schiller, Fiber-coupled cryogenic optical resonators, 2000 Conference on Pre¬cision Electromagnetic Mesuremens Digest, Instrumentation and Measurement Society Staff, Ed., Washington, D.C., 2000.
- Claus Braxmaier, Holger Müller, Achim Peters, Jürgen Mlynek, and Stephan Schiller, Fiber-coupled cryogenic optical resonators, Technical Digest of the 2000 International Quantum Electronics and Laser Science Conference, Nice, France, September 2000, 77 (2000).