13 Jan 2021
Tiny robots and sensors need tiny batteries – here is how to do it.
18 Sep 2020
C. N. Saggau, F. Gabler, D. D. Karnaushenko, D. Karnaushenko, L. Ma, O. G. Schmidt
17 Jul 2020
An integrated molecular scale diode with the highest frequency for half-wave rectification to date (10 MHz) is realized by soft-contact tubular microelectrodes.
14 Apr 2020
D. Karnaushenko, T. Kang, V. K. Bandari, F. Zhu, O. G. Schmidt
20 Mar 2020
Our work on the smallest microelectronic robot actuated and controlled by wireless power has been highlighted as cover story in Nature Electronics. The work has also been subject in the issue’s Editorial and News & Views.
22 Jan 2020
Together with Osaka University we have demonstrated the first fully functional imperceptible magnetic sensor matrix system based on flexible organic thin-film transistor technology – the most seamless, complex, and high-functioning system of its kind to date.
20 Dec 2019
Self-assembly is used to simultaneously reorient giant magnetoresistive spin valve sensors in 3D magnetic angular encoders.
8 Jul 2019
Ancient art of paper-folding inspires new technology to create high performance microdevices.
19 Jun 2019
V. K. Bandari, Y. Gu, S. Shi, Y. Nan, K. He, Y. Li, N. Bandari, S. Moradi, H. Tian, F. Zhu, Y. Geng, D. Yan, O. G. Schmidt
9 Nov 2018
D. D. Karnaushenko, D. Karnaushenko, H.‐J. Grafe, V. Kataev, B. Büchner, O. G. Schmidt
6 Jun 2016
Microtubular sensor reaches attomolar level detection of Avian Influenza Virus H1N1 DNA without any labelling or amplification.
18 Feb 2016
Organic diodes consisting of molecular nano-pyramid structures demonstrate high average sensitivity (151% ppm−1) and fast recovery time (12 min) for NO2 detection.
D. Karnaushenko, N. Münzenrieder, D. D. Karnaushenko, B. Koch, A. K. Meyer, S. Baunack, L. Petti, G. Tröster, D. Makarov, O. G. Schmidt
Arrays of rolled-up on-chip-integrated giant magneto-impedance (GMI) sensors equipped with pick-up coils are demonstrated.
We provide new insights into the physics of the fundamentally-appealing magnetoelectric Cr2O3 and application-relevant IrMn antiferromagnets.
Ultra-compact helical antennas with a total length five times smaller compared to their conventional dipole counterparts are demonstrated to operate in the Industry-Scientific-Medical radio band.
We have developed an electronic skin with a magneto-sensory system that equips the recipient with a “sixth sense” able to perceive the presence of static or dynamic magnetic fields.
M. Melzer, D. Karnaushenko, G. Lin, S. Baunack, D. Makarov, O. G. Schmidt
R. Sharma, C. C. Bof Bufon, D. Grimm, R. Sommer, A. Wollatz, J. Schadewald, D. J. Thurmer, P. F. Siles, M. Bauer, O. G. Schmidt
Ultracompact three-dimensional tubular structures integrating Au-based electrodes serve as impedimetric microsensors for the in-flow determination of mono- and divalent ionic species and HeLa cells.
We fabricate inorganic thin film transistors with bending radii of less than 5μm maintaining their high electronic performance with on-off ratios of more than 100.000 and subthreshold swings of 160mV/dec.
Stretchable magnetoelectronic devices are demonstrated for the first time.
D. Karnaushenko, D. Makarov, C. Yan, R. Streubel, O. G. Schmidt
We theoretically apply transport currents and magnetic fields to open superconducting tubes.
A lab-in-a-tube device comprises numerous ultracompact components in a single tube which can be developed using rolled-up technology.
Rolled-up nanotech is used to fabricate magnetic sensor devices, which are directly integrated into fluidic architectures.
We observe that spin-selective tunnel rates through individual quantum dots can be achieved with normal metallic contacts.
We combine self-assembly and top-down methods to create hybrid junctions consisting of single organic molecular monolayers sandwiched between metal and/or single-crystalline semiconductor nanomembrane based electrodes.
On May 18, 2001 a patent to speed up Si transistors was filed by Schmidt and Eberl (US 6,498,359), which relies on a SiGe dot positioned below the channel of a Si transistor. This idea was now realized.
Mesoscopic Josephson junctions are developed simply relying on natural metallic film roughnesses, self-assembly and standard optical lithography.
Under local illumination, ultrathin silicon nanomembranes on insulator reveal a gate-controlled photovoltaic effect and negative transconductance in Schottky transistors applying both homo- and hetero-contacts.
We have realized single-hole transistors based on self-assembled SiGe quantum dots.
We observe giant persistent photoconductivity from rough Si nanomembranes.
Strongly enhanced GMR on flexible substrates is reported for Co/Cu multilayers deposited on plastics by introducing a photoresist buffer layer.
Integrated ohmic devices are fabricated from Si-based microtubes, and linear I-V curves are measured for rolled-up tubes suspended between two electrodes.
