Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2020Experimental Comparison of UTC- and PIN-Photodiodes for Continuous-Wave Terahertz Generation
Nellen, S.; Ishibashi, T.; Deninger, A.; Kohlhaas, R.B.; Liebermeister, L.; Schell, M.; Globisch, B.
Journal Article
2020Fiber coupled transceiver with 6.5 THz bandwidth for terahertz time-domain spectroscopy in reflection geometry
Kohlhaas, R.B.; Liebermeister, L.; Breuer, S.; Amberg, M.; Felipe, D. de; Nellen, S.; Schell, M.; Globisch, B.
Journal Article
2020Investigating the Layer Structure and Insect Tunneling on a Wooden Putto Using Robotic-Based THz Tomography
Stübling, E.; Staats, N.; Globisch, B.; Schell, M.; Portsteffen, H.D.; Koch, M.
Journal Article
2020Ultrafast THz Conductivity Dynamics of a Novel Fe-Doped InGaAs Quantum Photoconductor
Richter, P.-H.; Kartal, E.; Kohlhaas, R.B.; Semtsiv, M.P.; Schell, M.; Masselink, W.T.; Globisch, B.; Koch, M.
Journal Article
201932 GBd 16QAM wireless transmission in the 300 GHz band using a PIN diode for THz upconversion
Castro, Carlos; Nellen, Simon; Elschner, Robert; Sackey, Isaac; Emmerich, Robert; Merkle, Thomas; Globisch, Björn; Felipe, David de; Schubert, Colja
Conference Paper
2019Continuous wave terahertz spectrometer with 2 THz bandwidth and update rates of 24 Hz
Liebermeister, L.; Nellen, S.; Kohlhaas, R.B.; Schell, M.; Globisch, B.
Conference Paper
2019Photoconductive terahertz detectors with 105 dB peak dynamic range made of rhodium doped InGaAs
Kohlhaas, R.B.; Breuer, S.; Nellen, S.; Liebermeister, L.; Schell, M.; Semtsiv, M.P.; Masselink, W.T.; Globisch, B.
Journal Article
2019Photonic Terahertz Solutions for Sensing, Spectroscopy and Wireless Communication
Globisch, B.; Nellen, S.; Liebermeister, L.; Kohlhaas, R.B.; Schell, M.
Conference Paper
2019Quasi-Optic Transmitter and Receiver Modules Enabling Next-Generation Ultra-Broadband Wireless Links at Carrier-Wave Frequencies Ranging from 60 to 180 GHz
Ali, M.; Guzmán, R.C.; Cojocari, O.; Nellen, S.; Santamaría, G.; García-Muñoz, L.E.; Segovia-Vargas, D.; Globisch, B.; Carpintero, G.
Journal Article
2019Ultra-fast, High-Bandwidth Coherent cw THz Spectrometer for Non-destructive Testing
Liebermeister, L.; Nellen, S.; Kohlhaas, R.; Breuer, S.; Schell, M.; Globisch, B.
Journal Article
2019Wireless THz link with optoelectronic transmitter and receiver
Harter, Tobias; Ummethala, Sandeep; Blaicher, Matthias; Muehlbrandt, Sascha; Wolf, Stefan; Weber, Marco; Adib, Md Mosaddek Hossain; Kemal, Juned N.; Merboldt, Marco; Boes, Florian; Nellen, Simon; Tessmann, Axel; Walther, Martin; Globisch, Björn; Zwick, Thomas; Freude, Wolfgang; Randel, Sebastian; Koos, Christian
Journal Article
2018Continuous Wave Terahertz Generation from Photodiode-Based Emitters with up to 200 μ W Terahertz Power
Nellen, S.; Kohlhaas, R.; Liebermeister, L.; Breuer, S.; Globisch, B.; Schell, M.
Conference Paper
2018Improving the dynamic range of InGaAs-based THz detectors by localized beryllium doping: up to 70  dB at 3  THz
Kohlhaas, R.B.; Dietz, R.J.B.; Breuer, S.; Nellen, S.; Liebermeister, L.; Schell, M.; Globisch, B.
Journal Article
2018Monolithically Integrated THz Transceiver for 1550 nm Excitation
Kohlhaas, R.B.; Nellen, S.; Liebermeister, L.; Breuer, S.; Globisch, B.
Conference Paper
2018Real-time Continuous Wave Terahertz Spectroscopy with 2 THz Bandwidth
Liebermeister, L.; Nellen, S.; Kohlhaas, R.B.; Schell, M.; Globisch, B.
Conference Paper
2018Recent progress of continuous-wave terahertz systems for spectroscopy, non-destructive testing, and telecommunication
Nellen, S.; Globisch, B.; Kohlhaas, R.B.; Liebermeister, L.; Schell, M.
Conference Paper
2018Rhodium doped InGaAs
Kohlhaas, R.B.; Globisch, B.; Nellen, S.; Liebermeister, L.; Schell, M.; Richter, P.; Koch, M.; Semtsiv, M.P.; Masselink, W.T.
Journal Article
2018Terahertz Receivers for Time-Domain Spectroscopy Made of Transition Metal Doped InGaAs: Up to 105 dB Dynamic Range
Kohlhaas, R.B.; Globisch, B.; Breuer, S.; Nellen, S.; Liebermeister, L.; Schell, M.; Richter, P.; Koch, M.; Semtsiv, M.P.; Masselink, W.T.
Conference Paper
2018Terahertz time-domain spectroscopy for non-destructive testing
Globisch, B.; Nellen, S.; Kohlhaas, R.B.; Liebermeister, L.; Schell, M.
Conference Paper
2018Terahertz transceivers
Dietz, Roman; Globisch, Björn; Göbel, Thorsten
Patent
2018Three-octave terahertz pulses from optical rectification of 20 fs, 1 μm, 78 MHz pulses in GaP
Xu, J.; Globisch, B.; Hofer, C.; Lilienfein, N.; Butler, T.; Karpowicz, N.; Pupeza, I.
Journal Article
201770 dB signal-to-noise ratio at 3 THz using locally doped InGaAs-based photoconductive detectors
Kohlhaas, R.B.; Nellen, S.; Liebermeister, L.; Globisch, B.; Schell, M.
Conference Paper
2017Fiber-coupled, photoconductive heterodyne receiver operating at frequencies up to 1 THz
Nellen, S.; Globisch, B.; Kohlhaas, R.; Stanze, D.; Göbel, T.; O'Gorman, J.; Barry, L.; Schell, M.
Conference Paper
2017Fiber-coupled, photoconductive receiver for heterodyne detection up to 1 THz stabilized by an optical frequency comb
Nellen, S.; Globisch, B.; O'Gorman, J.; Anthur, A.P.; Vujicic, V.; Barry, L.; Schell, M.
Conference Paper
2017High power and high bandwidth photoconductive terahertz emitters and detectors made of iron doped InGaAs
Globisch, B.; Kohlhaas, R.B.; Giesekus, J.; Schell, M.; Semtsiv, M.P.; Masselink, W. Ted
Conference Paper
2017Iron doped InGaAs: Competitive THz emitters and detectors fabricated from the same photoconductor
Globisch, B.; Dietz, R.J.B.; Kohlhaas, R.B.; Göbel, T.; Schell, M.; Alcer, D.; Semtsiv, M.; Masselink, W.T.
Journal Article
2017Photonic and electronic integration of cw THz systems and its impact on system cost scaling
Liebermeister, L.; Nellen, S.; Kohlhaas, R.; Globisch, B.; Giesekus, J.; Schell, M.
Conference Paper
2017Terahertz imaging tackles solar cell and semiconductor process inspection
Nagel, M.; Sawallich, S.; Globisch, B.
Journal Article
2017Terahertz-Antenne und Verfahren zum Herstellen einer Terahertz-Antenne
Dietz, Roman; Globisch, Björn; Göbel, Thorsten; Masselink, W. Ted; Semtsiv, Mykhaylo
Patent
2017A THz Tomography System for Arbitrarily Shaped Samples
Stübling, E.; Bauckhage, Y.; Jelli, E.; Fischer, B.; Globisch, B.; Schell, M.; Heinrich, A.; Balzer, J.C.; Koch, M.
Journal Article
2016Fe doped InGaAs for the generation and detection of pulsed THz radiation
Kohlhaas, R.B.; Globisch, B.; Dietz, R.J.B.; Göbel, T.; Schell, M.
Conference Paper
2016Fiber-coupled transceiver for terahertz reflection measurements with a 4.5 THz bandwidth
Globisch, B.; Dietz, R.J.B.; Kohlhaas, R.B.; Nellen, S.; Kleinert, M.; Göbel, T.; Schell, M.
Journal Article
2016Fully-integrated THz transceiver with 4.5 THz bandwidth and 70 dB dynamic range
Globisch, B.; Dietz, R.J.B.; Kohlhaas, R.B.; Kleinert, M.; Roehle, H.; Göbel, T.; Schell, M.
Conference Paper
2016Photoconductive terahertz near-field detectors for operation with 1550-nm pulsed friber lasers
Sawallich, S.; Globisch, B.; Matheisen, C.; Nagel, M.; Dietz, R.J.B.; Göbel, T.
Journal Article
2016Terahertz detectors from Be-doped low-temperature grown InGaAs/InAlAs: Interplay of annealing and terahertz performance
Globisch, B.; Dietz, R.J.B.; Nellen, S.; Göbel, T.; Schell, M.
Journal Article
2015Absolute terahertz power measurement of a time-domain spectroscopy system
Globisch, B.; Dietz, R.J.B.; Göbel, T.; Schell, M.; Bohmeyer, W.; Müller, R.; Steiger, A.
Journal Article
2015Fiber coupled terahertz time domain spectroscopy system based on InGaAs/InAlAs photoconductors with 100 dB dynamic range
Dietz, R.J.B.; Globisch, B.; Roehle, H.; Göbel, T.; Schell, M.
Conference Paper
2015First absolute power measurement of a terahertz time domain spectroscopy system based on InGaAs/InAlAs photoconductors
Globisch, B.; Dietz, R.J.B.; Steiger, A.; Bohmeyer, W.; Göbel, T.; Schell, M.
Conference Paper
2015Low temperature grown photoconductive antennas for pulsed 1060 nm excitation: Influence of excess energy on the electron relaxation
Dietz, Roman; Brahm, Anika; Velauthapillai, Ajanth; Wilms, Annika; Lammers, Christian; Globisch, Bernd; Koch, Martin; Notni, Gunther; Tünnermann, Andreas; Göbel, Thorsten; Schell, Martin
Journal Article
2015Photoconductor for emitting and/or receiving electromagnetic waves
Dietz, Roman; Globisch, Björn; Göbel, Thorsten; Masselink, W. Ted; Semtsiv, Mykhaylo
Patent
2014All fiber-coupled THz-TDS system with kHz measurement rate based on electronically controlled optical sampling
Dietz, R.J.B.; Vieweg, N.; Puppe, T.; Zach, A.; Globisch, B.; Göbel, T.; Leisching, P.; Schell, M.
Journal Article
2014Carrier dynamics in Beryllium doped low-temperature-grown InGaAs/InAlAs
Globisch, B.; Dietz, R.J.B.; Stanze, D.; Göbel, T.; Schell, M.
Journal Article
2014Improved InGaAs/InAlAs photoconductive THz receivers: 5.8 THz bandwidth and 80 dB dynamic range
Globisch, B.; Dietz, R.J.B.; Stanze, D.; Roehle, H.; Göbel, T.; Schell, M.
Conference Paper
2014Influence and adjustment of carrier lifetimes in InGaAs/InAlAs photoconductive pulsed terahertz detectors: 6 THz bandwidth and 90dB dynamic range
Dietz, R.J.B.; Globisch, B.; Roehle, H.; Stanze, D.; Göbel, T.; Schell, M.
Journal Article
2014Multilayer thickness determination using continuous wave THz spectroscopy
Stanze, D.; Globisch, B.; Dietz, R.J.B.; Roehle, H.; Göbel, T.; Schell, M.
Journal Article
20131.5mum cw THz photomixing system with 105 dB signal-to-noise ratio
Göbel, T.; Stanze, D.; Dietz, R.J.B.; Globisch, B.; Roehle, H.; Schell, M.
Conference Paper
201332 µW pulsed terahertz emission from high mobility InAlAs/InGaAs multi-nanolayer structures
Dietz, R.J.B.; Globisch, B.; Gerhard, M.; Stanze, D.; Koch, M.; Sartorius, B.; Göbel, T.; Schell, M.
Conference Paper
201364 µW pulsed terahertz emission from growth optimized InGaAs/InAlAs heterostructures with separated photoconductive and trapping regions
Dietz, R.J.B.; Globisch, B.; Gerhard, M.; Velauthapillai, A.; Stanze, D.; Roehle, H.; Koch, M.; Gobel, T.; Schell, M.
Journal Article
2013Bandwidth improvement of cw THz receivers by Be doping of low-temperature-grown InGaAs/InAlAs heterostructures
Globisch, B.; Stanze, D.; Dietz, R.J.B.; Göbel, T.; Schell, M.
Conference Paper
2013Low temperature grown be-doped InGaAs/InAlAs photoconductive antennas excited at 1030 nm
Dietz, R.J.B.; Wilk, R.; Globisch, B.; Roehle, H.; Stanze, D.; Ullrich, S.; Schumann, S.; Born, N.; Koch, M.; Sartorius, B.; Schell, M.
Journal Article
2013Photoconductive Cw THz receiver with 20-fold increased THz conversion efficiency
Stanze, D.; Göbel, T.; Dietz, R.J.B.; Globisch, B.; Schell, M.
Conference Paper
2013Telecom technology based continuous wave terahertz photomixing system with 105 decibel signal-to-noise ratio and 3.5 terahertz bandwidth
Göbel, T.; Stanze, D.; Globisch, B.; Dietz, R.J.B.; Roehle, H.; Schell, M.
Journal Article
2012High speed coherent continuous wave terahertz imaging system based on photomixing
Stanze, D.; Gobel, T.; Globisch, B.; Dietz, R.J.B.; Sartorius, B.; Schell, M.
Conference Paper
2012Pulsed THz emission from low temperature grown Be-doped InGaAs/InAlAs photoconductive switches at 1030 nm excitation
Dietz, R.J.B.; Wilk, R.; Globisch, B.; Roehle, H.; Stanze, D.; Ullrich, S.; Schumann, S.; Born, N.; Voss, N.; Stecher, M.; Koch, M.; Sartorius, B.; Schell, M.
Conference Paper