Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Correction to "Broadband Terahertz Power Detectors Based on 90-nm Silicon CMOS Transistors with Flat Responsivity Up to 2.2 THz" [vol 39, pg 1413, 2018]
Ikamas, K.; Cibiraite, D.; Lisauskas, A.; Bauer, M.; Krozer, V.; Roskos, H.G.
Journal Article
2018Sub-picosecond pulsed THz FET detector characterization in plasmonic detection regime based on autocorrelation technique
Ikamas, K.; Lisauskas, A.; Massabeau, S.; Bauer, Maris; Burakevic, M.; Vyniauskas, J.; Čibiraitė, D.; Krozer, V.; Rämer, A.; Shevchenko, S.; Heinrich, W.; Tignon, J.; Dhillon, S.; Mangeney, J.; Roskos, H.G.
Journal Article
2012Heterodyne and spectroscopic room temperature terahertz imaging using InGaAs bow-tie diodes
Valusis, G.; Minkevicius, L.; Kasalynas, I.; Venckevicius, R.; Seliuta, D.; Tamosiunas, V.; Lisauskas, A.; Boppel, S.; Roskos, H.G.; Köhler, K.
Conference Paper
2011Experimental demonstration of efficient pulsed terahertz emission from a stacked GaAs/AlGaAs p-i-n-i heterostructure
Lisauskas, A.; Reklaitis, A.; Venckevicius, R.; Kasalynas, I.; Valusis, G.; Grigaliunaite-Vonseviciene, G.; Maestre, H.; Schmidt, J.; Blank, V.; Thomson, M.D.; Roskos, H.G.; Köhler, K.
Journal Article
2011Properties of the InGaAs bow-tie diode arrays for room temperature terahertz detection
Kasalynas, I.; Venckevicius, R.; Minkevicius, L.; Tamosiunas, V.; Seliuta, D.; Valusis, G.; Lisauskas, A.; Boppel, S.; Roskos, H.G.; Köhler, K.
Conference Paper
2011Strong electric field driven carrier transport non-linearities in n-type GaAs/AlGaAs superlattices
Subacius, L.; Venckevicius, R.; Kasalynas, I.; Seliuta, D.; Valusis, G.; Schmidt, J.; Lisauskas, A.; Roskos, H.G.; Alekseev, K.; Köhler, K.
Journal Article, Conference Paper
2011Terahertz heterodyne detection and imaging with the InGaAs bow-tie diode
Minkevicius, L.; Kasalynas, I.; Tamosiunas, V.; Seliuta, D.; Valusis, G.; Lisauskas, A.; Boppel, S.; Roskos, H.G.; Köhler, K.
Conference Paper
2011Terahertz heterodyne imaging with InGaAs-based bow-tie diodes
Minkevicius, L.; Tamosiunas, V.; Kasalynas, I.; Seliuta, D.; Valusis, G.; Boppel, S.; Roskos, H.G.; Köhler, K.
Journal Article
2010CCD-camera-based electro-optical detection of nanosecond THz pulses from an optical parametric oscillator
Meng, F.Z.; Thomson, M.D.; Molter, D.; Löffler, T.; Jonuscheit, J.; Beigang, R.; Bartschke, J.; Bauer, T.; Nittmann, M.; Roskos, H.G.
Conference Paper
2010Coherent electro-optical detection of nanosecond THz pulses from a parametric oscillator
Meng, F.; Thomson, M.D.; Molter, D.; Löffler, T.; Beigang, R.; Roskos, H.G.
Conference Paper
2010Coherent electro-optical detection of terahertz radiation from an optical parametric oscillator
Meng, F.Z.; Thomson, M.D.; Molter, D.; Löffler, T.; Jonuscheit, J.; Beigang, R.; Bartschke, J.; Bauer, T.; Nittmann, M.; Roskos, H.G.
Journal Article
2009Optically pumped InGaAs/InGaAsP asymmetric quantum well structure for terahertz difference frequency generation using two c-band signals
Maestre, H.; Lisauskas, A.; Sartorius, B.; Roskos, H.G.
Conference Paper
2007The two-dimensional bigradient effect and its application for GHz-THz sensing
Seliuta, D.; Gruzinskis, V.; Tamosiunas, V.; Juozapavicius, A.; Kasalynas, I.; Asmontas, S.; Valusis, G.; Steenson, P.; Chow, W.-H.; Harrison, P.; Lisauskas, A.; Roskos, H.G.; Köhler, K.
Conference Paper
2006Generation of a DC Fiske current by coupling of Bloch and in-plane cyclotron oscillations in a semiconductor superlattice
Kosevich, Y.A.; Hummel, A.B.; Roskos, H.G.; Köhler, K.
Journal Article
2006New trends in terahertz electronics
Tamosiunas, V.; Seliuta, D.; Juozapavicius, A.; Sirmulis, E.; Valusis, G.; Fatimy, A. el; Meziani, Y.; Dyakonova, N.; Lusakowski, J.; Knap, W.; Lisauskas, A.; Roskos, H.G.; Köhler, K.
Journal Article
2006Silicon lens-coupled bow-tie InGaAs-based broadband terahertz sensor operating at room temperature
Seliuta, D.; Kasalynas, I.; Tamosiunas, V.; Balakauskas, S.; Martunas, Z.; Asmontas, S.; Valusis, G.; Lisauskas, A.; Roskos, H.G.; Köhler, K.
Journal Article
2006Time-resolved photocurrent spectroscopy of optically excited superlattices and the prospects for Bloch gain
Lisauskas, A.; Blöser, C.; Sachs, R.; Demarina, N.V.; Juozapavicius, A.; Valusis, G.; Köhler, K.; Roskos, H.G.
Conference Paper
2006Ultrafast fiske effect in semiconductor superlattices
Kosevich, Y.A.; Hummel, A.B.; Roskos, H.G.; Köhler, K.
Journal Article
2005Broad band THz sensing by 2DEG bow-tie-type diodes
Valusis, G.; Seliuta, D.; Tamosiunas, V.; Sirmulis, E.; Balakauskas, S.; Gradauskas, J.; Suziedelis, A.; Asmontas, S.; Anbinderis, T.; Narkunas, A.; Papsujeva, I.; Lisauskas, A.; Roskos, H.G.; Köhler, K.
Journal Article, Conference Paper
2005Dynamics of the electric field in a GaAs/AlGaAs superlattice after femtosecond optical excitation: Application of time-resolved spectroscopic techniques
Lisauskas, A.; Blöser, C.; Sachs, R.; Roskos, H.G.; Juozapavicius, A.; Valusis, G.; Köhler, K.
Journal Article, Conference Paper
2005Electro-optic investigation of the Coherent Hall Effect in semiconductor superlattices
Hummel, A.B.; Blöser, C.; Bauer, T.; Roskos, H.G.; Kosevich, Y.; Köhler, K.
Journal Article
2005The evolution of the electric field in an optically excited semiconductor superlattice
Lisauskas, A.; Blöser, C.; Hummel, A.B.; Sachs, R.; Roskos, H.G.; Juozapavicius, A.; Valusis, G.; Köhler, K.
Journal Article
2005THz/subTHz detection by asymmetrically-shaped bow-tie diodes containing 2DEG Layer
Seliuta, D.; Tamosiunas, V.; Sirmulis, E.; Asmontas, S.; Suziedelis, A.; Gradauskas, J.; Valusis, G.; Steenson, P.; Chow, W.-H.; Harrison, P.; Lisauskas, A.; Roskos, H.G.; Köhler, K.
Conference Paper
2005Time-resolved photocurrent spectroscopy of the evolution of the electric field in optically excited superlattices and the prospects for Bloch gain
Lisauskas, A.; Blöser, C.; Sachs, R.; Roskos, H.G.; Juozapavicius, A.; Valusis, G.; Köhler, K.
Journal Article
2004Detection of terahertz/sub-terahertz radiation by asymmetrically-shaped 2DEG layers
Seliuta, D.; Sirmulis, E.; Tamosiunas, V.; Balakauskas, S.; Asmontas, S.; Suziedelis, A.; Gradauskas, J.; Valusis, G.; Lisauskas, A.; Roskos, H.G.; Köhler, K.
Journal Article
2004Microwave sensor based on modulation-doped GaAs/AlGaAs structure
Juozapavicius, A.; Ardaravicius, L.; Suziedelis, A.; Kozic, A.; Gradauskas, J.; Kundrotas, J.; Seliuta, D.; Sirmulis, E.; Asmontas, S.; Valusis, G.; Roskos, H.G.; Köhler, K.
Journal Article, Conference Paper
2003Asymmetrically - shaped diodes for microwave - submillimeter sensing
Asmontas, S.; Ardavicius, L.; Balakauskas, S.; Gradauskas, J.; Kozic, A.; Kundrotas, J.; Köhler, K.; Roskos, H.G.; Sachs, R.; Suziedelis, A.; Seliuta, D.; Sirmulis, E.; Valusis, G.
Conference Paper
2003The coherent Hall effect: Evolution of the Hall current of charge-carrier wavepackets in a semiconductor superlattice
Bauer, T.; Kolb, J.S.; Hummel, A.B.; Roskos, H.G.; Kosevich, Y.; Köhler, K.
Conference Paper
2003The Hall current of coherent electron wavepackets
Bauer, T.; Hummel, A.B.; Kolb, J.S.; Roskos, H.G.; Kosevich, Y.; Köhler, K.
Conference Paper
2003Influence of a strong magnetic field on the Wannier-Stark states of an electrically biased GaAs/Al(x)Ga(1-x)As superlattice
Hummel, A.B.; Bauer, T.; Roskos, H.G.; Glutsch, S.; Köhler, K.
Journal Article
2003Peculiarities of excitonic photoluminescence of selectively-doped GaAs/Al(0.25)Ga(0.75)As structures
Kundrotas, J.; Asmontas, S.; Suziedelis, A.; Valusis, G.; Roskos, H.G.; Köhler, K.
Journal Article
2003Terahertz optical properties of thin doped contact layers in GaAs device structures
Bauer, T.; Kolb, J.S.; Mohler, E.; Roskos, H.G.; Köhler, K.
Journal Article
2003THz dielectric response of a moving electron gas
Sachs, R.; Banyai, L.; Mohler, E.; Köhler, K.; Roskos, H.G.
Conference Paper
2002Coherent hall effect in a semiconductor superlattice
Bauer, T.; Kolb, J.; Hummel, A.B.; Roskos, H.G.; Kosevich, Y.; Köhler, K.
Journal Article
2002GHz-THz detection by asymmetrically-shaped GaAs: Bulk material versus nanostructures
Valusis, G.; Sachs, R.; Roskos, H.G.; Suziedelis, A.; Gradauskas, J.; Asmontas, S.; Sirmulis, E.; Köhler, K.
Journal Article
2002Mirrors and output couplers for THz and optical radiation
Hummel, A.B.; Bauer, T.; Kolb, J.S.; Mohler, E.; Roskos, H.G.; Pernisz, U.C.; Köhler, K.
Conference Paper
1997Coulomb-renormalized intraband dynamics probed by THz emission
Wolter, F.; Haring Bolivar, P.; Bartels, G.; Roskos, H.G.; Kurz, H.; Axt, V.M.; Köhler, K.
Journal Article
1997Excitonic emisssion of THz radiation. Experimental evidence of the shortcomings of the Bloch equation method
Haring Bolivar, P.; Wolter, F.; Müller, A.; Roskos, H.G.; Kurz, H.; Köhler, K.
Journal Article
1997Influence of LO-phonon emission on bloch oscillations in semiconductor superlattices
Wolter, F.; Roskos, H.G.; Haring Bolivar, P.; Bartels, G.; Kurz, H.; Köhler, K.; Grahn, H.T.; Hey, R.
Journal Article
1996Bloch oscillations of excitonic and continuum states in superlattices
Leisching, P.; Dekorsy, T.; Bakker, H.J.; Roskos, H.G.; Köhler, K.; Kurz, H.
Conference Paper
1996Dephasing and selection rules of interband and intraband polarisations in superlattices
Leisching, P.; Dekorsy, T.; Bakker, H.J.; Roskos, H.G.; Kurz, H.; Köhler, K.
Journal Article
1996Time-resolved optical investigations of Bloch oscillations in semiconductor superlattices
Dekorsy, T.; Ott, R.; Leisching, P.; Bakker, H.J.; Waschke, C.; Roskos, H.G.; Kurz, H.; Köhler, K.
Journal Article
1995Bloch oscillations in semiconductor superlattices
Roskos, H.G.; Waschke, C.; Victor, K.; Köhler, K.; Kurz, H.
Journal Article
1995Coherent dynamics of excitonic and biexcitonic wave packets in semiconductor superlattices
Leisching, P.; Ott, R.; Bolivar, P.H.; Dekorsy, T.; Bakker, H.J.; Roskos, H.G.; Kurz, H.; Köhler, K.
Journal Article
1995External-field-induced electric dipole moment of biexcitons in a semiconductor
Leisching, P.; Ott, R.; Haring Bolivar, P.; Dekorsy, T.; Bakker, H.J.; Roskos, H.G.; Kurz, H.; Köhler, K.
Journal Article
1994Bloch oscillations in GaAs/AlGaAs superlattices after excitation well above the bandgap
Roskos, H.G.; Waschke, C.; Schwedler, R.; Leisching, P.; Dhaibi, Y.; Kurz, H.; Köhler, K.
Journal Article
1994Detection of Bloch oscillations in a semiconductor superlattice by time-resolved terahertz spectroscopy and degenerate four-wave mixing.
Waschke, C.; Leisching, P.; Bolivar, P.H.; Schwedler, R.; Brüggemann, F.; Roskos, H.G.; Leo, K.; Kurz, H.; Köhler, K.
Journal Article
1994Experimental realization of the Bloch oscillator in a semiconductor superlattice.
Waschke, C.; Roskos, H.G.; Leo, K.; Kurz, H.; Köhler, K.
Journal Article
1994Internal field dynamics of cohorent Bloch oscillations in supperlattices
Dekorsy, T.; Leisching, P.; Beck, W.; Ott, R.; Dhaibi, Y.; Schwedler, R.; Roskos, H.G.; Kurz, H.; Köhler, K.
Journal Article
1994Terahertz Bloch oscillations in semiconductor superlattices
Dekorsy, T.; Leisching, P.; Waschke, C.; Köhler, K.; Leo, K.; Roskos, H.G.; Kurz, H.
Journal Article
1994Time-resolved studies of Bloch oscillations in semiconductor superlattices
Leisching, P.; Dekorsy, T.; Waschke, C.; Roskos, H.G.; Leo, K.; Kurz, H.; Köhler, K.
Book Article
1993Coherent submillimeter-wave emission from Bloch oscillations in a semiconductor superlattice
Waschke, C.; Roskos, H.G.; Schwedler, R.; Leo, K.; Kurz, H.; Köhler, K.
Journal Article
1993Terahertz radiation from coherent electron oscillations in a double-quantum-well structure.
Roskos, H.G.; Nuss, M.C.; Shah, J.; Leo, K.; Miller, D.A.B.; Schmitt-Rink, S.; Köhler, K.
Book Article
1992Coherent submillimeter-wave emission from charge oscillations in a double-well potential
Roskos, H.G.; Nuss, M.C.; Miller, D.A.B.; Köhler, K.; Leo, K.; Schmitt-Rink, S.; Shah, J.
Journal Article