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General Physics Oct 18, 2021

Ultrafast magnetism: Heating magnets, freezing time

Magnetic solids can be demagnetized quickly with a short laser pulse, and there are already so-called HAMR (Heat Assisted Magnetic Recording) memories on the market that function according to this principle. However, the ...

Biochemistry Oct 11, 2021

Chemists develop new blueprint for enzyme involved in cancer

Scientists have known for decades that a certain class of enzymes is an important player in cell biology because they frequently mutate and become major drivers of cancer.

Nanomaterials Oct 5, 2021

3D structure of artificially designed protein nanoparticle TIP60 elucidated by cryo-electron microscopy

Nanoparticles and nanocages are attractive materials that may be applied in color agents, catalysts, and drug delivery. For real-world use, it is necessary to produce a large number of nanoparticles of uniform size and shape, ...

Optics & Photonics Oct 1, 2021

A non-invasive way to image Wigner crystals directly

A team of researchers at the University of California at Berkeley, working with a group at Lawrence Berkeley National Laboratory, has developed a non-invasive way to image Wigner crystals directly. In their paper published ...

Optics & Photonics Sep 30, 2021

Study unveils the quantum nature of the interaction between photons and free electrons

For several decades, physicists have known that light can be described simultaneously as a wave and a particle. This fascinating 'duality' of light is due to the classical and quantum nature of electromagnetic excitations, ...

Nanophysics Sep 28, 2021

Microscopic metavehicles powered by nothing but light

Researchers from Chalmers University of Technology, Sweden, have succeeded in creating tiny vehicles powered by nothing but light. By layering an optical metasurface onto a microscopic particle, and then using a light source ...

Condensed Matter Sep 2, 2021

Materials for superconducting qubits

The connection between microscopic material properties and qubit coherence are not well understood despite practical evidence that material imperfections present an obstacle to applications of superconducting qubits. In a ...

Nanophysics Aug 26, 2021

Ultrafast electron microscopy leads to pivotal discovery

Everyone who has ever been to the Grand Canyon can relate to having strong feelings from being close to one of nature's edges. Similarly, scientists at the U.S. Department of Energy's (DOE) Argonne National Laboratory have ...

Nanophysics Aug 23, 2021

Layered graphene with a twist displays unique quantum confinement in 2D

Scientists studying two different configurations of bilayer graphene—the two-dimensional (2D), atom-thin form of carbon—have detected electronic and optical interlayer resonances. In these resonant states, electrons bounce ...

Nanophysics Aug 19, 2021

Groundbreaking visualization of atomic movements

In recent years, a group of leading electron microscopy and catalysis researchers have been working to determine the three-dimensional arrangements of atoms in nanoparticle catalysts in chemical processes. Their work has ...

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