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Quantum Hall effect 'reincarnated' in 3D topological materials

Nanowerk   -   Nanotechnology Websites

2D order protects several entangled states that could be used in quantum computing.

May 18, 2020

Graphene-reinforced carbon fiber may lead to affordable, stronger car materials

Nanowerk   -   Nanotechnology Websites

A new way of creating carbon fibers -- which are typically expensive to make -- could one day lead to using these lightweight, high-strength materials to improve safety and reduce the cost of producing cars.

May 18, 2020

Superconductors with 'zeitgeist' – when materials differentiate between the past and the future

Phys.org   -   Scientific News Websites

Physicists at TU Dresden have discovered spontaneous static magnetic fields with broken time-reversal symmetry in a class of iron-based superconductors. This exceptional property calls for new theoretical models and may become important in quantum...

May 18, 2020

Physicists develop world's best quantum bits

Phys.org   -   Scientific News Websites

A team of researchers at UCLA has set a new record for preparing and measuring the quantum bits, or qubits, inside of a quantum computer without error. The techniques they have developed make it easier to build quantum computers that outperform cl...

May 18, 2020

A theoretical boost to nano-scale devices: Researchers calculate the quasi-Fermi levels in molecular junctions applying an initio approach. -

ScienceDaily   -   General News Websites

Researchers have developed a new approach to the underlying physics of semiconductors. They calculated the quasi-Fermi levels in molecular junctions applying an ab initio approach.

May 18, 2020

Superconductors with 'zeitgeist' -- When materials differentiate between past and future

ScienceDaily   -   General News Websites

Physicists have discovered spontaneous static magnetic fields with broken time-reversal symmetry in a class of iron-based superconductors. This exceptional property calls for new theoretical models and may become important in quantum computing.

May 18, 2020

Efficient, 'green' quantum-dot solar cells exploit defects: Quantum-dot approach shows promise for a new type of toxic-element-free, inexpensive, defect-tolerant solar cells

ScienceDaily   -   General News Websites

Novel quantum dot solar cells match the efficiency of existing quantum-dot based devices, but without lead or other toxic elements that most solar cells of this type rely on.

May 18, 2020

A theoretical boost to nano-scale devices

Phys.org   -   Scientific News Websites

Semiconductor companies are struggling to develop devices that are mere nanometers in size, and much of the challenge lies in being able to more accurately describe the underlying physics at that nano-scale. But a new computational approach that h...

May 18, 2020

Highly efficient charge-to-spin interconversion in graphene heterostructures

Phys.org   -   Scientific News Websites

KAIST physicists described a route to design the energy-efficient generation, manipulation and detection of spin currents using nonmagnetic two-dimensional materials. The research team, led by Professor Sungjae Cho, observed highly efficient charg...

May 18, 2020

Scientists propose new material to modify surface properties

Phys.org   -   Scientific News Websites

Researchers from the Skoltech Center for Design, Manufacturing and Materials (CDMM) proposed using sulfonimide-based dendrimers to make one-molecule thick films and actually created such protective water-repellent film from the new material that c...

May 18, 2020

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