K. Schmalz

Leibniz Institute for Neurobiology — Germany

Engineering · Physical Sciences

25h-index2.6kcitations250works0.02yr avg
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Research Topics

Radio Frequency Integrated Circuit Design(75), Silicon and Solar Cell Technologies(72), Semiconductor materials and interfaces(57), Microwave Engineering and Waveguides(39), Spectroscopy and Laser Applications(36)

Publications250 total

Breath Analysis of COPD Patients by Terahertz/Millimeter-Wave Gas Spectroscopy – A Proof-of-Principle Study
2023
Frontmatter
Frequenz·2022Open Access
A compact breath gas sensor system based on terahertz/millimeter-wave gas spectroscopy
Frequenz·2022Open Access
SiGe BiCMOS Heterodyne Receiver Frontend for Remote Sensing With Small Satellites
IEEE Transactions on Terahertz Science and Technology·2022· 10 cited
Wideband Molecular Spectroscopy around 250 GHz and 500 GHz with SiGe BiCMOS Transmitters and Receivers
2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz)·2022
Transmitter and Receiver in 0.13 μm SiGe for Gas Spectroscopy at 222–270/444–540 GHz
IEEE Journal of Microwaves·2022· 8 citedOpen Access
Millimeter-wave gas spectroscopy for breath analysis of COPD patients in comparison to GC-MS
Journal of Breath Research·2022· 19 citedOpen Access
Heterodyne Spectroscopy with a 225 – 255 GHz SiGe BiCMOS Receiver for Space Applications
2021· 2 cited
A 440–540-GHz Transmitter in 130-nm SiGe BiCMOS
IEEE Microwave and Wireless Components Letters·2021· 16 cited
Dual-Band Transmitter and Receiver With Bowtie-Antenna in 0.13 μm SiGe BiCMOS for Gas Spectroscopy at 222 - 270 GHz
IEEE Access·2021· 20 citedOpen Access
240-GHz Reflectometer-Based Dielectric Sensor With Integrated Transducers in a 130-nm SiGe BiCMOS Technology
IEEE Transactions on Microwave Theory and Techniques·2020· 11 citedOpen Access
A Portable Terahertz/Millimeter-Wave Spectrometer Based on SiGe BiCMOS Technology for Gas Sensing Applications
2020· 2 cited
A 440–540-GHz Subharmonic Mixer in 130-nm SiGe BiCMOS
IEEE Microwave and Wireless Components Letters·2020· 22 cited
Microwave and Millimeter Wave Sensors for Industrial, Scientific and Medical Applications in BiCMOS Technology
2020· 2 cited
480-GHz Sensor With Subharmonic Mixer and Integrated Transducer in a 130-nm SiGe BiCMOS Technology
IEEE Microwave and Wireless Components Letters·2020· 6 cited
240-GHz Reflectometer with Integrated Transducer for Dielectric Spectroscopy in a 130-nm SiGe BiCMOS Technology
2020· 1 cited
240-GHz Four-Channel Power-Tuning Heterodyne Sensing Readout System With Reflection and Transmission Measurements in a 130-nm SiGe BiCMOS Technology
IEEE Transactions on Microwave Theory and Techniques·2019· 14 cited
A Compact Circular Multipass Cell for Millimeter-Wave/Terahertz Gas Spectroscopy
IEEE Transactions on Terahertz Science and Technology·2019· 35 cited
Gas Spectroscopy at 222 – 270 GHz Based on SiGe BiCMOS using a Multi-Pass Ring Cell
2019· 1 cited
A novel 245 GHz 4<sup>th</sup>index push-push VCO
2019· 3 cited
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Frequent Co-authors

Dietmar Kissinger(11), Heinz‐Wilhelm Hübers(11), J. Christoph Scheytt(10), Johannes Borngräber(9), Wolfgang Winkler(8), Wojciech Dębski(7), J. Borngräber(7), Mohamed Hussein Eissa(6), Nick Rothbart(6), Philipp Neumaier(6), P. Gaworzewski(5), Mohamed E. El‐Khouly(4), B. Heinemann(4), Frank Herzel(4), Andrea Malignaggi(3), Ahmet Çağrı Ulusoy(3), Benjamin Laemmle(3), Robert Weigel(3), Yanfei Mao(3), H. Rücker(3)