Maisonneuve, C, Guilleret, I, Vick, P, Weber, T, Andre, P, Beyer, T, ...
Polycystic diseases and left-right (LR) axis malformations are frequently linked to cilia defects. Renal cysts also arise in mice and frogs lacking Bicaudal C (BicC), a conserved RNA-binding protein...
Towards quantitative PET/MRI: a review of MR-based attenuation correction techniques (2009)
Hofmann, M., Pichler, B., Schölkopf, B., Beyer, T.
Introduction Positron emission tomography (PET) is a fully quantitative technology for imaging metabolic pathways and dynamic processes in vivo. Attenuation correction of raw PET data is a...
Towards quantitative PET/MRI: a review of MR-based attenuation correction techniques (2009)
Hofmann, M., Pichler, B., Schölkopf, B., Beyer, T.
Introduction Positron emission tomography (PET) is a fully quantitative technology for imaging metabolic pathways and dynamic processes in vivo. Attenuation correction of raw PET data is a...
Towards quantitative PET/MRI: a review of MR-based attenuation correction techniques (2009)
Hofmann, M., Pichler, B., Schölkopf, B., Beyer, T.
Introduction Positron emission tomography (PET) is a fully quantitative technology for imaging metabolic pathways and dynamic processes in vivo. Attenuation correction of raw PET data is a...
Peipp, M., Schneider-Merck, T., Dechant, M., Beyer, T., Lammerts Van Bueren, J.J., Bleeker, W.K., ...
The epidermal growth factor receptor (EGFR) serves as a molecular target for novel cancer therapeutics such as tyrosine kinase inhibitors (TKI) and EGFR Abs. Recently, specific mutations in the EGFR...
Dechant, M., Weisner, W., Berger, S., Peipp, M., Beyer, T., Schneider-Merck, T., ...
Therapeutic monoclonal antibodies against the epidermal growth factor receptor (EGFR) have advanced the treatment of colon and head and neck cancer, and show great promise for the development of...
Peipp, M., Lammerts Van Bueren, J.J., Schneider-Merck, T., Bleeker, W.K., Dechant, M., Beyer, T., ...
Glycosylation of the antibody Fc fragment is essential for Fc receptor–mediated activity. Carbohydrate heterogeneity is known to modulate the activity of effector cells in the blood, in which...
Towards quantitative PET/MRI: a review of MR-based attenuation correction techniques (2008)
Hofmann, M., Pichler, B., Schölkopf, B., Beyer, T.
Introduction Positron emission tomography (PET) is a fully quantitative technology for imaging metabolic pathways and dynamic processes in vivo. Attenuation correction of raw PET data is a...
Towards quantitative PET/MRI: a review of MR-based attenuation correction techniques (2008)
Hofmann, M., Pichler, B., Schölkopf, B., Beyer, T.
Introduction Positron emission tomography (PET) is a fully quantitative technology for imaging metabolic pathways and dynamic processes in vivo. Attenuation correction of raw PET data is a...
Continuous glucose monitoring by means of fiber-based, mid-infrared laser spectroscopy (2006)
Lambrecht, A., Beyer, T., Hebestreit, K., Mischler, R., Petrich, W.
The application of mid-infrared laser spectroscopy to the reagent-free quantification of the concentration of glucose was investigated using cryogenically cooled lead salt lasers or, alternatively,...
Lasergehaeuse sowie Verfahren zum elektrischen Verbinden eines Lasers mit einem Lasergehaeuse (2005)
Beyer, T., Braun, M., Lambrecht, A., Peter, A., Plescher, G.
DE 10362042 A UPAB: 20050613 NOVELTY - Laser housing comprises electrical connections (14a, 14b) in a contact geometry and an exchangeable adapter (1) having first contacts which fit the contact...
Novel applications in spectroscopy based on quantum cascade lasers (2005)
Braun, M., Beyer, T., Hartwig, S., Plescher, G., Tauer, U., Lambrecht, A., ...
Charakterisierung von QCLs und Aufbau von QCL-Modulen für die Gasmesstechnik (2005)
Braun, M., Hartwig, S., Beyer, T., Peter, A., Lambrecht, A.
Quantenkaskadenlaser (QCLs) sind neuartige Laserstrahlquellen im mittleren Infrarot (MIR, 3-30 µm). Damit können kompakte und hochempfindliche Laserspektroskopiesysteme ohne aufwändige Kühlung...
Photonic crystal gas sensors (2005)
Wehrspohn, R.B., Geppert, T.M., Schweizer, S.L., Rhein, A. Von, Pergande, D., Beyer, T., ...
The bandstructure of photonic crystals offers intriguing possibilities for the manipulation of electromagnetic waves. During the last years, research has mainly focussed on the application of these...
Schnelle Gasspektroskopie mit gepulsten Quantenkaskadenlasern für die Luftgütemessung (2004)
Lambrecht, A., Beyer, T., Braun, M., Peter, A., Hartwig, S.
Quantenkaskadenlaser (QCL) sind neuartige Laserstrahlquellen im mittleren Infrarot (MIR, 330μm). Damit können kompakte und hochempfindliche Laserspektroskopiesysteme ohne aufwändige Kühlung...
Quantum cascade laser systems for gas analysis applications (2004)
Braun, M., Beyer, T., Hartwig, S., Plescher, G., Tauer, U., Lambrecht, A., ...
Quantum cascade laser systems for gas analysis (2004)
Lambrecht, A., Beyer, T., Braun, M., Peter, A., Hartwig, S.
Quantum Cascade Lasers (QCL) are novel laser sources in the mid infrared (MIR, 3 -30 µm) spectral region. Using QCL, compact and highly sensitive laser spectroscopy systems without cryogenic cooling...
Linewidth measurement of free-running, pulsed, distributed feedback quantum cascade lasers (2004)
Beyer, T., Braun, M., Hartwig, S., Lambrecht, A.
In gas spectroscopy with distributed feedback quantum cascade lasers (DFB-QCLs, linewidth is an important measurement parameter. However, in standard usage, these lasers are used in pulsed operation,...
Single-mode InP-based quantum cascade lasers for applications in trace-gas sensing (2004)
Mann, C., Yang, Q.K., Fuchs, F., Bronner, W., Köhler, K., Beyer, T., ...
Hydrocarbons detected by MIR-sensor fibre system (2003)
Konz, W., Beyer, T., Brandenburg, A., Ehr, M. Von, Hartwig, S.
A miniaturized mid-infrared spectrometer for in-situ monitoring of chlorinated hydrocarbons in leachate has been developed at the Fraunhofer Institute of Physic al Measurement Technique (IPM)....
Laservorrichtung mit einem Quantenkaskadenlaser (2003)
Lambrecht, A., Beyer, T., Braun, M.
WO2003067720 A UPAB: 20031105 NOVELTY - A laser device comprises a quantum cascade laser (7) and a pulse generator (9) for the pulsed operation of the laser. The pulse packets use frequencies ranging...
Fast gas spectroscopy using pulsed quantum cascade lasers (2003)
Beyer, T., Braun, M., Lambrecht, A.
Laser spectroscopy has found many industrial applications, e.g., control of automotive exhaust and process monitoring. The midinfrared region is of special interest because it has stronger absorption...
Beyer, T., Hahn, P., Hartwig, S., Konz, W., Scharring, S., Katzir, A., ...
The development of a miniaturized mid-infrared grating spectrometer operating at in the wavelength range 812.5 small mu, Greekm is reported. This measurement device can be used for detecting organic...
Properties of quantum cascade lasers and their use in spectroscopy (2002)
Beyer, T., Braun, M., Hahn, P., Sassenscheid, K., Lambrecht, A.
Quantum cascade lasers (QCLs) become a very interesting new light source for application in process monitoring and environmental analysis. Latest results show their large potential for...
The prediction, morphology, and mechanical properties of the polymorphs of paracetamol (2001)
Beyer, T., Day, G.M., Price, S.L.
The analgesic drug paracetamol (acetaminophen) has two reported metastable polymorphs, one with better tabletting properties than the stable form, and another which remains uncharacterized. We have...
Coe, B.J., Beyer, T., Jeffery, J.C., Coles, S.J., Gelbrich, T., Hursthouse, M.B., ...
The new series of complex salts trans-[(RuCl)-Cl-II(pdma)(2)L][PF6](2) [pdma = 1,2-phenylenebis(dimethylarsine); L = N-methyl-4,4'-bipyridinium (MeQ(+)) 2, N-phenyl-4,4'-bipyridinium (PhQ(+)) 3,...
2 µm room-temperature diode lasers for Co(2)-detection (2000)
Serries, D., Peter, M., Kiefer, R., Winkler, K., Wagner, J., Beyer, T., ...
We report on the detection of CO2 using diode lasers grown by low-pressure MOCVD on InP-substrate. Employing the InP substrate based GaInAsP material system and technology, well developed and...
Threshold current analysis for diode laser diagnostics (1998)
Beyer, T., Lambrecht, A., Tacke, M.
One of the crucial issues in tunable diode laser spectroscopy is laser selection and will be automatic laser function check. We investigate to this aim the measurement and analysis of the threshold...
Monomode emission with external cavity lasers in the mid-infrared region (1998)
Beyer, T., Tacke, M., Lambrecht, A.
Monomode operation at 6.6 mu m of an external resonator laser with antireflection -coated PbSe diodes is reported. Changing the angle of the Littrow configuration grating the emission wavenumber was...
Linewidth narrowing of 10 mu m diode lasers by external feedback (1998)
Parvitte, B., Zeninari, V., Courtois, D., Delahaigue, A., Thiebeaux, C., Beyer, T., ...
The spectral emission of a mid-infrared diode laser at 10 mu m is investigated by two different techniques. The fringes of a high finesse confocal etalon and the beats with a stabilized carbon...
Antireflection coatings for PbSe diode lasers (1998)
The antireflection coating of PbSe laser diodes is crucial for external resonator lasers. In situ determination of the threshold current in cryogenic temperature operation is used in order to...
Interferometric Vibrations and Acoustic Sensor Systems for Airport Ground Traffic Monitoring. (1997)
Fiber-optic vibration and acoustic sensor systems for airport ground traffic monitoring. (1996)
Fuerstenau, N., Beyer, T., Werner, A., Schmidt, W., Goetze, W.
Fiber-optic vibration and acoustic sensor system for traffic monitoring. (1996)
Fuerstenau, N., Beyer, T., Goetze, W., Horak, H., Schmidt, W., Werner, A.
Brachmann, J., Schöls, W., Beyer, T., Montero, M., Enders, B., Kübler, W.
To evaluate the clinical efficacy of d-sotalol, 84 patients with a history of sustained ventricular tachycardia (VT) or ventricular fibrillation (VF), who had inducible sustained VT/VF at baseline...
Pros and cons of drugs that prolong ventricular refractoriness (1992)
Brachmann, J., Beyer, T., Schöls, W., Schmitt, C., Montero, M., Knollmann, W., ...
The effects of neuroleptics on facial action in schizophrenic patients (1992)
Ellgring, Johann Heinrich, Schneider, F., Friedrich, J., Fus, I., Beyer, T., Heimann, H., ...
This paper describes the influence of neuroleptic therapy on facial action in drug-naive schizophrenics. In a comparative study of medicated and unmedicated schizophrenic patients, the coordinates of...