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Optics & Photonics Dec 19, 2022

Research team develops direct laser writing system for high-resolution, high-efficiency nanofabrication

Peripheral photoinhibition (PPI) direct laser writing (DLW) is a lithography technique used to fabricate intricate 3D nanostructures that are widely employed in photonics and electronics. PPI-DLW uses two beams, one to excite ...

Optics & Photonics Dec 19, 2022

Developing 3D live hologram technology to save lives in field hospitals

3D holograms from your phone, television, or favorite droid have been promised for decades but, despite being of great interest, have yet to materialize. The applications for them are far-reaching, particularly in the medtech ...

General Physics Dec 9, 2022

In new studies, researchers explore novel ways to hunt dark matter

For decades, astronomers and physicists have been trying to solve one of the deepest mysteries about the cosmos: An estimated 85% of its mass is missing. Numerous astronomical observations indicate that the visible mass in ...

Biochemistry Nov 29, 2022

To battle climate change, scientists tap into carbon-hungry microorganisms

Scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) have demonstrated a new technique, modeled after a metabolic process found in some bacteria, to convert carbon dioxide (CO2) into liquid acetate, a key ingredient ...

Quantum Physics Nov 25, 2022

Electron pairing in quantum dots as a new approach to qubit research

Scientists from QuTech and Eindhoven University of Technology have taken a next step in qubit research. Qubits are one of the building blocks of a future quantum computer. The researchers—including Sasa Gazibegovic, Ghada ...

Nanophysics Nov 3, 2022

Novel nanowire fabrication technique paves way for next generation spintronics

As our world modernizes faster than ever before, there is an ever-growing need for better and faster electronics and computers. Spintronics is a new system which uses the spin of an electron, in addition to the charge state, ...

Nanophysics Oct 13, 2022

Wavelength stable green InGaN micro LEDs monolithically grown on silicon substrate

With their superior efficiency, stability, and device volume properties, conventional light emitting diodes (LEDs) have already revolutionized the lighting and display world. LEDs are typically stacks of semiconductor thin ...

Nanophysics Oct 7, 2022

New form of silicon could revolutionize semiconductor industry

After a 10-year research study that started by accident and was met with skepticism, a team of Northeastern University mechanical engineers was able to synthesize highly dense, ultra-narrow silicon nanowires that could revolutionize ...

Nanomaterials Sep 29, 2022

Discovery of new nanowire assembly process could enable more powerful computer chips

Researchers from Oxford University's Department of Materials have developed a technique to precisely manipulate and place nanowires with sub-micron accuracy. This discovery could accelerate the development of even smaller ...

Analytical Chemistry Sep 19, 2022

Surface defect engineering of nanowire arrays towards efficient nitrogen reduction for ammonia synthesis

Ammonia is a carbon-neutral energy carrier and potential transportation fuel applied extensively in fertilizers, plastics, and explosives. Conventional ammonia synthesis methods rely primarily on the high-temperature and ...

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