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Quantum Physics Jun 28, 2022

Physicists confront the neutron lifetime puzzle

To solve a long-standing puzzle about how long a neutron can "live" outside an atomic nucleus, physicists entertained a wild but testable theory positing the existence of a right-handed version of our left-handed universe. ...

Nanomaterials Jun 23, 2022

Creating heat-tolerant, stable boron nitride nanotube fibers

A Rice University team led by professors Matteo Pasquali and Angel Martí has simplified handling of the highly valuable nanotubes to make them more suitable for large-scale applications, including aerospace, electronics ...

Nanomaterials Jun 22, 2022

2D interfaces in future transistors may not be as flat as previously thought

Transistors are the building blocks of modern electronics, used in everything from televisions to laptops. As transistors have gotten smaller and more compact, so have electronics, which is why your cell phone is a super ...

Nanophysics Jun 16, 2022

New method helps exfoliate hexagonal boron nitride nanosheets

Chinese researchers recently reported an innovative mechanical process for controllably exfoliating hexagonal boron nitride nanosheets (h-BNNSs).This method, known as the "water-icing triggered exfoliation process," was proposed ...

Materials Science Jun 15, 2022

Exploring high selective catalysts via fabrication of oxygen vacancy on TiO2

Oxygen vacancy (Ov) significantly influences the oxidation process through oxygen adsorption and activation. Element doping can fabricate oxygen vacancy on titanium dioxide (TiO2), but the effects of the dopants on the oxidation ...

Earth Sciences Jun 14, 2022

Potential mechanism for olivine to carry boron into the Earth's deep mantle

Olivine is an important component of Earth's upper mantle. The effect of boron on the properties of olivine has been previously ignored since boron is largely incompatible with olivine. Most recovered natural olivine samples ...

Nanomaterials Jun 7, 2022

Using chemical-vapor deposition to build five layered single-crystal hexagonal boron nitride structures

A team of researchers affiliated with multiple institutions in the Republic of Korea working with a colleague from the University of Cambridge, has developed a way to use chemical-vapor deposition to build five layered single-crystal ...

Nanophysics Jun 6, 2022

How bumps in 2D materials could smooth quantum investigations

Atoms do weird things when forced out of their comfort zones. Rice University engineers have thought up a new way to give them a nudge.

Analytical Chemistry Jun 3, 2022

Synthesis of tetraphenylammonium: Confirmation of the existence of the phantom ion

Tetraphenylammonium, with all four hydrogens of ammonium (NH4+) replaced with benzene rings, has neither been discovered in nature nor chemically synthesized, calling into question whether it could exist. Here, we succeeded ...

Optics & Photonics May 13, 2022

On-chip photodetection: Two-dimensional material heterojunctions

Photonic integrated circuits (PICs) use photons as information carriers and are expected to solve the bottleneck problems of microelectronic chips in terms of speed, power consumption and integration density with their advantages ...

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