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.
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.
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.
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.
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.