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Comparative Terahertz Study of Rectangular Metal Waveguides with and without a Ridge
Marko Gerhard, René Beigang, Marco Rahm
J. Infrared Milli. Terahz. Waves 36, 327 (2015)

Precise Determination of Thickness of Multilayer Polyethylene Composite Materials by Therahertz Time-Domain Spectroscopy
Norbert Palka, Soufiene Krimi, Frank Ospald, Danuta Miedzinska, Roman Gieleta, Marcin Malek, René Beigang
J. Infrared, Milli. Terahz Waves 36, 578 (2015)

Terahertz Mach-Zehnder interferometer based on a hollow-core metallic ridge waveguide
Marko Gerhard, René Beigang, Marco Rahm
Appl. Phys. Lett. 106, 171112 (2015)

3D Non-destructive Imaging of Punctures in Polyethylene Composite Armor by THz Time Domain Spectroscopy
N. Palka, R. Panowicz, F. Ospald, and R. Beigang
J. Infrared Milli. Terahz Waves 36, 770 (2015)

Influence on Substrate Material on Radiation Characteristics of THz Photoconductive Emitters
Jens Klier, Garik Torosyan, Nina Susan Schreiner, Daniel Molter, Frank Ellrich, Wissem Zouaghi, Emilien Peytavit, Jean-Francois Lampin, René Beigang, Joachim Jonuscheit, and Georg von Freymann
International Journal of Antennas and Propagation 2015, 540175 (2015)

Fiber Bragg grating based sensors in conventional double clad large mode area fibers
A. Nieborowsky, B. Weigand, J. Bartsch, R. Beigang, J. A. L'huillier
Proc. SPIE 9359, Optical Components and Materials XII, 93590T (2015)

Nondestructive testing potential evaluation of a terahertz frequency-modulated continuous-wave imager for composite materials inspection
Cristofani, Edison; Friederich, Fabian; Wohnsiedler, Sabine; et al.
SPIE Optical Engineering 53, 3 (2014)

Comparison of terahertz technologies for detection and identification of explosives
René Beigang, Sandra G. Biedron, Slawomir Dyjak, Frank Ellrich, Magnus W. Haakestad, Daniel Hübsch, Tolga Kartaloglu, Ekmel Ozbay, Frank Ospald, Norbert Palka, Uroš Puc, Elżbieta Czerwińska, Asaf B. Sahin, Aleksander Sešek, Janez Trontelj, Andrej Švigelj, Hakan Altan, Arthur D. van Rheenen, Michał Walczakowski
Proc. SPIE 9102, Terahertz Physics, Devices, and Systems VIII: Advanced Applications in Industry and Defense, 91020C (2014)

Aeronautics composite material inspection with a terahertz time-domain spectroscopy system
F. Ospald, W. Zouaghi, R. Beigang, C. Matheis, J. Jonuscheit, B. Recur, J.-P. Guillet, P. Mounaix, W. Vleugels, P. Venegas Bosom, L. Vega González, I. López, R. Martínez Edo, Y. Sternberg, and M. Vandewal
SPIE Optical Engineering 53, 031208 (2014)

Metamaterial-based gradient index beam steerers for terahertz radiation
J. Neu, R. Beigang, and M. Rahm
Appl. Phys. Lett. 103, 041109 (2013)
 Zusammenfassung Copyright

Generation and detection of terahertz radiation up to 4.5 THz by low-temperature grown GaAs photoconductive antennas excited at 1560 nm
J.-M. Rämer, F. Ospald, G. von Freymann, and R. Beigang
Appl. Phys. Lett. 103, 021119 (2013)
 Zusammenfassung Copyright

In-plane focusing of terahertz surface waves on a gradient index metamaterial film
M. F. Volk, B. Reinhard, J. Neu, R. Beigang, and M. Rahm
Opt. Lett. 38, 2156 (2013)
Zusammenfassung

Fiber-coupled terahertz time-domain spectroscopy (THz-TDS) systems
M. Theuer, F. Ellrich, D. Molter and, R. Beigang
In Handbook of Terahertz Technology for Imaging, Sensing, and Communications, Edited by Daryoosh Saeedkia, Woodhead Publishing Ltd, WPEO 34, pp. 295-326 (2013)
Zusammenfassung

Unsichtbares sichtbar machen – Versteckte Substanzen mittels Terahertz-Spektroskopie identifizieren
J. Jonuscheit, D. Molter, F. Ellrich, R. Beigang, F. Platte, and K. Nalpantidis
In Photonik 6/2012, pp. 58-61 (2012)
 Zusammenfassung

Coupling into tapered metal parallel plate waveguides using a focused terahertz beam
M. Gerhard, M. Theuer, and R. Beigang
Appl. Phys. Lett. 101, 041109 (2012)
 Zusammenfassung Copyright

Terahertz-Spektroskopie - Messung von Gasen, Flüssigkeiten und Festkörpern
D. Molter, M. Theuer, J. Jonuscheit, G. Torosyan, and R. Beigang
GIT Labor-Fachzeitschrift 6/2012, S. 446 - 448

Metamaterial-based photonic devices for terahertz technology
B. Reinhard, O. Paul, and M. Rahm
IEEE Journal of Selected Topics in Quantum Electronics, (2012)
Zusammenfassung

Construction of invisibility cloaks of arbitrary shape and size using planar layers of metamaterials
O. Paul, Y. Urzhumov, C. Elsen, D. Smith, and M. Rahm
J. Appl. Phys. 111, 123106 (2012)
Zusammenfassung

Covariant description of transformation optics in nonlinear media
O. Paul and M. Rahm
Opt. Express, Vol. 20, Issue 8, pp. 8982-8997 (2012)
Zusammenfassung

Spectrally Wide-Band Terahertz Wave Modulator Based on Optically Tuned Graphene
P. Weis, J. L. Garcia-Pomar, M. Höh, B. Reinhard, A. Brodyanski, and M. Rahm
ACS Nano, 6 (10), pp 9118–91244 (2012)
Zusammenfassung

Metamaterial near-field sensor for deep-subwavelength thickness measurements and sensitive refractometry in the terahertz frequency range
B. Reinhard, K. M. Schmitt, V. Wollrab, J. Neu, R. Beigang, and M. Rahm
Appl. Phys. Lett. 100, 221101 (2012)
 Zusammenfassung Copyright

Combination of Kramers–Kronig transform and time-domain methods for the determination of optical constants in THz spectroscopy
M. Herrmann, F. Platte, K. Nalpantidis, R. Beigang, and H. M. Heise
Vibrational Spectroscopy 60 (2012) 107–112, 2012
Zusammenfassung

Step-scan time-domain terahertz magneto-spectroscopy
D. Molter, G. Torosyan, G. Ballon, L. Drigo, R. Beigang, and J. Léotin
Opt. Express, Vol. 20, Issue 6, pp. 5993-6002 (2012)
 Zusammenfassung Copyright

Berührungslose Mehrlagen-Schichtdickenmessung industrieller Beschichtungen mittels THz-Messtechnik (Contact-Free Multilayer Thickness Determination of Industrial Coatings Using THz Measuring Techniques)
V. K. S. Feige, M. Berta, S. Nix, F. Ellrich, J. Jonuscheit, and R. Beigang
tm-Technisches Messen: Vol. 79, No. 2, pp. 87-94 (2012)
 Zusammenfassung Copyright

Fourier-transform photocurrent spectroscopy using a supercontinuum light source
C. Petermann, R. Beigang, and P. Fischer
Appl. Phys. Lett. 100, 061108 (2012)
 Zusammenfassung Copyright

"Focus on Terahertz Plasmonics" - Editorial: In memory of Professor Mario Sorolla Ayza
M. Rahm, T. Akalin, A. Nahata, and Miguel Beruete
New J. Phys. 14, Focus on Terahertz Plasmonics (2012)
Zusammenfassung

Hybridization Induced Transparency in composites of metamaterials and atomic media
P. Weis, J. L. Garcia-Pomar, R. Beigang, and M. Rahm
Opt. Express, Vol. 19, No. 23, pp. 23573-23580 (2011)
 Zusammenfassung Copyright

High Resolution Waveguide Terahertz Time-Domain Spectroscopy
M. Theuer and J. S. Melinger, Journal of Infrared, Millimeter and Terahertz Waves
Springer New York, Vo. 32, No. 11, pp. 1267-1284 (2011)
 Zusammenfassung Copyright

Terahertz Time-Domain Spectroscopy of Gases, Liquids, and Solids
M. Theuer, S. S. Harsha, D. Molter, G. Torosyan, and R. Beigang
ChemPhysChem, Vol. 12, No. 15, pp. 2695–2705 (2011)
Zusammenfassung

Compact fiber-coupled terahertz spectroscopy system pumped at 800 nm wavelength
F. Ellrich, T. Weinland, D. Molter, J. Jonuscheit, and R. Beigang
Rev. Sci. Instrum., Vol 82, pp. 053102 (2011)
 Zusammenfassung Copyright

THz triangulation and stand-off measurement of the refractive index
C. Wiegand, M. Herrmann, and R. Beigang
Opt. Express, Vol. 19, No. 11, pp. 10269-10277 (2011)
 Zusammenfassung Copyright

Hochempfindliche Dünnschichtsensoren basierend auf Terahertz-Wellenleitern (Highly Sensitive Thin Film Sensors Using Terahertz Waveguides)
M. Theuer, D. R. Grischkowsky, and R. Beigang
tm-Technisches Messen, Vol. 78, No. 5, pp. 268-273 (2011)
 Zusammenfassung Copyright

Terahertz im Aufwärtstrend
J. Jonuscheit
Physik Journal, Vol. 10, Nr. 3, pp. 18-19 (2011)

Combless broadband terahertz generation with conventional laser diodes
D. Molter, A. Wagner, S. Weber, J. Jonuscheit, and R. Beigang
Opt. Express, Vol. 19, No. 6, pp. 5290-5296 (2011)
 Zusammenfassung Copyright

Terahertz two-cylinder waveguide coupler for transverse-magnetic and transverse-electric mode operation
M. Theuer, A. J. Shutler, S. Sree Harsha, R. Beigang, and D. Grischkowsky
Appl. Phys. Lett., Vol. 98, pp. 071108 (2011)
 Zusammenfassung Copyright

Bound terahertz waves on meta-surfaces and active metamaterials
J. L. Garcia-Pomar, B. Reinhard, J. Neu, V. Wollrab, O. Paul, R. Beigang, and M. Rahm
Proc. SPIE 7945, Quantum Sensing and Nanophotonic Devices VIII, 79450V (2011)
Zusammenfassung

Coherent electro-optical detection of terahertz radiation from an optical parametric oscillator
F. Z. Meng, M. D. Thomson, D. Molter, T. Löffler, J. Jonuscheit, R. Beigang, J. Bartschke, T. Bauer, M. Nittmann, and H. G. Roskos
Opt. Express, Vol. 18, No. 11, pp. 11316 (2010)
 Zusammenfassung Copyright

Metamaterial-based gradient index lens with strong focusing in the THz frequency range
J. Neu, B. Krolla, O. Paul, B. Reinhard, R. Beigang, and M. Rahm
Opt. Express, Vol. 18, No. 26, pp. 27748-27757 (2010)
 Zusammenfassung Copyright

Fano profiles in transmission spectra of terahertz radiation through one-dimensional periodic metallic structures
B. Pradarutti, G. Torosyan, M. Theuer, and R. Beigang
Appl. Phys. Lett., Vol. 97, p. 244103 (2010)
 Zusammenfassung Copyright

Flare coupled metal parallel-plate waveguides for high resolution terahertz time-domain spectroscopy
M. Theuer, S. S. Harsha, and D. Grischkowsky
J. Appl. Phys., Vol. 108, p. 113105 (2010)
 Zusammenfassung Copyright

High-speed terahertz time-domain spectroscopy of cyclotron resonance in pulsed magnetic field
D. Molter, F. Ellrich, T. Weinland, S. George, M. Goiran, F. Keilmann, R. Beigang, and J. Léotin
Opt. Express, Vol. 18, No. 25, pp. 26163-26168 (2010)
 Zusammenfassung Copyright

Automatically Dectecting Peaks in Terahertz Time-Domain Spectroscopy
H. Stephani, J. Jonuscheit, C. Robiné, B. Heise
ICPR, Vol. 3, No. 3, pp. 4468-4471 (2010)
Zusammenfassung

Wavelet-Based Dimensionality Reduction for Hyperspectral THz Imaging
H. Stephani, M. Herrmann, F. Bauer, and B. Heise
TST, Vol. 3, No. 3, pp. 117-129 (2010)
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Terahertz-Wellen – ein neuer Spektralbereich für die industrielle Messtechnik (Terahertz Waves – A New Spectral Band for Industrial Measurement Techniques)
F. Ellrich, T. Weinland, J. Klier, J. Jonuscheit, and R. Beigang
tm-Technisches Messen, Vol. 77, No. 9, pp. 452-461 (2010)
 Zusammenfassung Copyright

Highly sensitive terahertz measurement of layer thickness using a two-cylinder waveguide sensor
M. Theuer, R. Beigang, and D. Grischkowsky
Appl. Phys. Lett., Vol. 97, p. 071106 (2010)
 Zusammenfassung Copyright

Gradient index metamaterial based on slot elements
O. Paul, B. Reinhard, B. Krolla, R. Beigang, and M. Rahm
Appl. Phys. Lett., Vol. 96, p. 241110 (2010)
 Zusammenfassung Copyright

Sensitivity increase for coating thickness determination using THz waveguides
M. Theuer, R. Beigang, and D. R. Grischkowsky
Opt. Express, Vol. 18, No. 11, pp. 11456-11463 (2010)
 Zusammenfassung Copyright

Adiabatic compression of terahertz waves using metal flares
M. Theuer, R. Beigang, and D. R. Grischkowsky
Appl. Phys. Lett., Vol 96, p. 191110 (2010)
 Zusammenfassung Copyright

Comment on Superwide-band negative refraction of a symmetrical E-shaped metamaterial with two electromagnetic resonances
O. Paul, R. Beigang, and M. Rahm
Phys. Rev. E, Vol 81, No. 4 (2010)
 Zusammenfassung Copyright

Experimental and numerical studies of terahertz surface waves on a thin metamaterial film
B. Reinhard, O. Paul, R. Beigang, and M. Rahm
Opt. Letters, Vol. 35, No. 9, pp. 1320-1322 (2010)
Zusammenfassung

A pulsed THz Imaging System with a line focus and a balanced 1-D detection scheme with two industrial CCD line-scan cameras
C. Wiegand, M. Herrmann, S. Bachtler, J. Klier, D. Molter, J. Jonuscheit, and R. Beigang
Opt. Express, Vol. 18, No. 6, pp. 5595-5601 (2010)
 Zusammenfassung Copyright

Zwischen Mikrowellen und Infrarot. Terahertz-Wellen
M. Theuer, D. Molter, M. Rahm, and R. Beigang
PhiuZ, Vol. 40, No. 6, pp. 296-302 (2009)
Zusammenfassung

Strongly birefringent metamaterials as negative index terahertz wave plates
P. Weis, O. Paul, C. Imhof, R. Beigang, and M. Rahm
Appl. Phys. Lett., Vol. 95, p. 171104 (2009)
 Zusammenfassung Copyright

Highly selective terahertz bandpass filters based on trapped mode excitation
O. Paul, R. Beigang, and M. Rahm
Opt. Express, Vol. 17, No. 21, pp. 18590-18595 (2009)
 Zusammenfassung Copyright

Transparente Analyse
J. Jonuscheit, M. Herrmann, and R. Beigang
Physik Journal, Vol. 8, Nr. 1, pp. 31-36 (2009)

Terahertz stand-off identification: influence of environment and sample properties
M. Herrmann, S. Wohnsiedler, C. Wiegand, M. Theuer, J. Jonuscheit, and R. Beigang
Proc. SPIE, Vol. 7311, p. 731105 (2009)
Zusammenfassung

Nanosecond terahertz optical parametric oscillator with a novel quasi phase matching scheme in lithium niobate
D. Molter, M. Theuer, and R. Beigang
Opt. Express, Vol. 17, No. 8, pp. 6623-6628 (2009)
 Zusammenfassung Copyright

Polarization-independent active metamaterial for high-frequency terahertz modulation
O. Paul, C. Imhof, B. Laegel, S. Wolff, J. Heinrich, S. Hoefling, A. Forchel, R. Zengerle, R. Beigang, and M. Rahm
Opt. Express, Vol. 17, No. 2, pp. 819-827 (2009)
 Zusammenfassung Copyright

Simulation and Experiment of Terahertz Stand-Off Detection
S. Wohnsiedler, M. Theuer, M. Herrmann, S. Islam, J. Jonuscheit, R. Beigang, and F. Hase
Proc. SPIE, Vol. 7215, p. 72150H (2009)
Zusammenfassung

Chancen und Möglichkeiten der THz-Messtechnik für Kunst- und Kulturgut
U. Klotzbach, M. Theuer, B. Pradarutti, L. Morgenthal, M. Panzner, and E. Beyer
In: Wiedemann, G.: Laseranwendung in Restaurierung und Denkmalpflege : Grundlagen - Chancen - Perspektiven; Tagung am 30. und 31. Januar 2009 in Osnabrück; Stuttgart: Fraunhofer IRB Verlag, pp. 205-209, (2009)
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