Search results for dopant

Nanophysics May 5, 2020

Researchers developing metallic polymers by exploiting topological order and π-conjugation

Researchers at IMDEA Nanociencia, Universidad Autónoma de Madrid and Universidad Complutense de Madrid have presented a new strategy to fabricate quasi-metallic 1-D polymers with atomic precision, in collaboration with The ...

Condensed Matter Mar 30, 2020

Resolving spatial and energetic distributions of trap states in metal halide perovskite solar cells

In a new report published on Science, Zhenyi Ni and a research team in applied physical sciences, mechanical and materials engineering and computer and energy engineering in the U.S. profiled spatial and energetic distributions ...

Quantum Physics Mar 17, 2020

Machine learning to scale up the quantum computer

,,Quantum computers are expected to offer tremendous computational power for complex problems –currently intractable even on supercomputers—in the areas of drug design, data science, astronomy and materials chemistry ...

Nanomaterials Mar 10, 2020

Research produces most accurate 3-D images of 2-D materials

A UCLA-led research team has produced in unprecedented detail experimental three-dimensional maps of the atoms in a so-called 2-D material—matter that isn't truly two-dimensional but is nearly flat because it's arranged ...

Polymers Mar 9, 2020

The ink of the future in printed electronics

A research group led by Simone Fabiano at the Laboratory of Organic Electronics, Linköping University, has created an organic material with superb conductivity that doesn't need to be doped. They have achieved this by mixing ...

Condensed Matter Feb 26, 2020

Scientists make most sensitive measurements to date of silicon's conductivity

Silicon, the best-known semiconductor, is ubiquitous in electronic devices including cellphones, laptops and the electronics in cars. Now, researchers at the National Institute of Standards and Technology (NIST) have made ...

Superconductivity Feb 3, 2020

Making high-temperature superconductivity disappear to understand its origin

When there are several processes going on at once, establishing cause-and-effect relationships is difficult. This scenario holds true for a class of high-temperature superconductors known as the cuprates. Discovered nearly ...

Nanophysics Jan 27, 2020

Researchers use chicken poop to dope graphene to make a point

A trio of researchers, two from the University of Chemistry and Technology, Praha 6, the other the University of Toronto, has demonstrated that chicken feces can be used to make graphene a better catalyst. In their paper ...

Optics & Photonics Jan 16, 2020

An electrically pumped surface-emitting semiconductor green laser

Scientists and Engineers have used surface-emitting semiconductor lasers in data communications, for sensing, in FaceID and within augmented reality glasses. In a new report, Yong-Ho Ra and a research team in the departments ...

General Physics Jan 8, 2020

Intrinsic quantized anomalous Hall effect in a moiré heterostructure

The quantum anomalous Hall (QAH) effect can combine topology and magnetism to produce precisely quantized Hall resistance at zero magnetic field (an environment carefully screened from magnetic fields). In a recent report ...

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