Optical driving in quantum solids uncovers phenomena like light-induced superconductivity and anomalous Hall effect in graphene, revealing Floquet-engineered topological band structures.
Multi-level diffractive lens (MDL) designs drastically enhance depth of focus by over 4 orders of magnitude, enabling focus maintenance for objects separated by large distances.
With the control of the phase in the image plane, a single diffractive surface can correct chromatic aberrations over a wide bandwidth, simplifying imaging systems.
Two-photon absorption (TPA) provides freedom in design for the fabrication of novel products that are not feasible with conventional techniques.
Thermal Scanning Probe Lithography enables precise metal electrode patterning on 2D semiconductors like MoS2, improving device performance with vanishing Schottky barriers and exceptional properties.
Creating precise nanofluidic slits, utilizing electrostatic forces and oscillating fields, enables controlled transport of nanoparticles, demonstrated with 60nm gold spheres and efficient sorting of particles.
Achromatic diffractive lenses (ADLs) enable imaging across the visible spectrum, achieving diffraction-limited focusing and high numerical aperture. Cost-effective and scalable for widespread use.
Via-hole oxidation process for forming buried oxide-confined waveguides, resulting in straight, low-loss waveguides with smooth interfaces, simplifying III-V-semiconductor-oxide photonic device fabrication.
First experimental demonstration of vertically-coupled micro-disk resonators to buried access waveguides on III-V semiconductor using simplified three-dimensional integration scheme, achieving high-quality devices.
Bottom surface-induced ferromagnetism in Bi2Se3 nanoplate devices on SiO2 and ferromagnetic insulator substrates decouples quantum Hall effects, revealing shifted half-integer QHEs in a three-channel model.
Heidelberg/Würzburg, January 18, 2022. “1 – 10 – 100 – 1000” – Achievable component heights of over 1 cm, surfaces
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