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Condensed Matter 1 hour ago

Theoretical research holds promise for advancing modular quantum information processing

The operation of a quantum computer relies on encoding and processing information in the form of quantum bits—defined by two states of quantum systems such as electrons and photons. Unlike binary bits used in classical ...

General Physics Aug 13, 2024

'Mirror' nuclei help connect nuclear theory and neutron stars

Adding or removing neutrons from an atomic nucleus leads to changes in the size of the nucleus. This in turn causes tiny changes in the energy levels of the atom's electrons, known as isotope shifts. Scientists can use precision ...

Nanophysics Aug 13, 2024

Photolithography research shows computer chips have the potential to become even smaller

Researchers at the Paul Scherrer Institute PSI have been improving the resolution of a process known as photolithography. They hope to use their technique to help advance the miniaturization of computer chips.

Optics & Photonics Aug 8, 2024

Towards high quality transferred barium titanate ferroelectric hybrid integrated modulator on silicon

Future optical communication and signal processing systems will require high-volume optical links, wherein photonic integrated devices play a key role. Si photonics is currently among the most advanced techniques for realizing ...

Planetary Sciences Aug 8, 2024

Ancient grains of dust from space can be found on Earth—and provide clues about the life cycle of stars

In space, there are clouds that contain gas and dust ejected from stars. Our solar system was formed 4.6 billion years ago from such a molecular cloud. Most of these dust grains were destroyed during solar system formation. ...

Optics & Photonics Aug 7, 2024

X-ray imagery of vibrating diamond opens avenues for quantum sensing

When it comes to materials for quantum sensors, diamond is the best game in town, says Cornell University professor Gregory Fuchs. Now he and a team of scientists have upped diamond's game by generating exquisite imagery ...

Planetary Sciences Aug 7, 2024

Quantum scale sensors used to measure planetary scale magnetic fields

Magnetic fields are everywhere in our solar system. They originate from the sun, planets, and moons, and are carried throughout interplanetary space by solar wind. This is precisely why magnetometers—devices used to measure ...

Environment Aug 7, 2024

Southern California's Salton Sea is now smelly all year long and making people's asthma worse: The culprit? Bacteria

The air quality is notoriously bad near the Salton Sea. As California's largest lake has continued to evaporate, it's become saltier and dustier, causing breathing problems for locals like Clark. Alongside the health problems ...

Analytical Chemistry Aug 6, 2024

Sniff test for explosives detection extends its reach

Scientists have developed a way to detect tiny amounts of hard-to-detect explosives more than eight feet away, reducing the need to swipe clothing, luggage or other materials.

Nanophysics Aug 6, 2024

New X-ray world record: Looking inside a microchip with 4 nanometer precision

In a collaboration with EPFL Lausanne, ETH Zurich and the University of Southern California researchers at the Paul Scherrer Institute PSI have used X-rays to look inside a microchip with higher precision than ever before. ...

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