Joachim Oberhammer

KTH Royal Institute of Technology — Sweden

Engineering · Physical Sciences

32h-index2.9kcitations324works2.02yr avg
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Research Topics

Microwave Engineering and Waveguides(141), Photonic and Optical Devices(117), Advanced MEMS and NEMS Technologies(111), Advanced Antenna and Metasurface Technologies(43), Semiconductor Lasers and Optical Devices(38)

Publications324 total

Modeling and Experimental Characterization of Microwave Propagation Properties in Laser-Induced Solid-State Plasma in Silicon Waveguides at 140-220 GHz
Journal of Lightwave Technology·2026Open Access
Ultrathin Single-Walled Carbon Nanotube Surface Wave Absorbers for Terahertz Dielectric Waveguides
Nature Communications·2025Open Access
Terahertz All‐Dielectric Maxwell Fisheye Lens Waveguide Crossings via Transformation Optics
Laser & Photonics Review·2025Open Access
Waveguide-Based Characterization of Magnetically-Biased Soft Ferrites for Nonreciprocal Devices at Sub-THz Frequencies
2025Open Access
Ultra-Wide Band THz Directional Coupler
2025
Multiwavelength Optical Sensing of Water-Level Stratification in Closed Plastic Pipelines Using Signal Attenuation and CIR Analysis
IEEE Sensors Journal·2025· 4 citedOpen Access
All-Silicon Planar Parabolic Reflector Antenna for Terahertz Applications
2025Open Access
Terahertz All-Dielectric Maxwell Fisheye Lens Waveguide Crossings via Transformation Optics
2025Open Access
220–325 GHz all-photopolymer Bragg horn antennas towards eco-friendly terahertz applications
Scientific Reports·2025· 1 citedOpen Access
Passive Beam-Steering of High-Gain THz Planar Lens Antenna by Frequency-Orthogonal Spatial Spreading
IEEE Transactions on Antennas and Propagation·2025Open Access
High-Resolution 3D Radar Imaging with Silicon-Micromachined Sub-THz Frequency-Diverse Antennas
2025
A Silicon Micromachined Cascaded Singlet Filtenna At 270 GHz
IEEE Transactions on Terahertz Science and Technology·2025Open Access
Investigating Sub-THz Computational Imaging Using Silicon Micromachined Frequency-Diverse Antennas
IEEE Transactions on Terahertz Science and Technology·2025Open Access
Graded Index Silicon Micromachined Lens Antenna: Enabling 36-dBi Gain and Circular Polarization at 500–750 GHz
IEEE Transactions on Antennas and Propagation·2025· 1 citedOpen Access
220–325GHz All-Photopolymer Bragg Horn Antennas Towards Eco-Friendly Terahertz Applications
2025Open Access
Silicon-Micromachined High-Gain Multi-Beam Beam-Steering THz Graded-Index Lens Antenna Enabled by a Passive Beamforming Interposer
2025
Inline Waveguide Filters With Transmission Zeros Using Frequency-Variant Couplings
IEEE Transactions on Microwave Theory and Techniques·2025· 2 citedOpen Access
Silicon-Micromachined Wideband Sub-THz Frequency-Diverse Antenna
IEEE Transactions on Terahertz Science and Technology·2025· 3 citedOpen Access
Highly efficient hierarchically porous carbon-silica composite for sub-terahertz stealth and shielding applications
Computational and Structural Biotechnology Journal·2025· 1 citedOpen Access
Multiwavelength Characterization of Optical Wireless Communication in Complex Water-Filled Pipe Environment
IEEE Access·2025· 4 citedOpen Access
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Frequent Co-authors

Umer Shah(19), Göran Stemme(14), James Campion(10), Oleksandr Glubokov(9), Mikael Sterner(7), Nutapong Somjit(6), Xinghai Zhao(6), Bernhard Beuerle(5), Adrian Gomez-Torrent(5), Fritzi Töpfer(4), Niclas Roxhed(4), Frank Niklaus(3), Sergey Dudorov(3), Aleksandr Krivovitca(3), Dmitri Lioubtchenko(3), Dmitry Chicherin(3), Theodore Reck(2), Cecile Jung-Kubiak(2), Goutam Chattopadhyay(2), Imran Mehdi(2)