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Optics & Photonics Dec 27, 2021

Allying meta-structures with diverse optical waveguides for integrated photonics and more

Comprised of judiciously engineered microscopic photonic structures with subwavelength features, the concepts of metasurface and metamaterials have proven fruitful results in the realm of meta-optics. Previous research attentions ...

Social Sciences Dec 22, 2021

Research finds attending a cathedral Christmas carol service makes people happy

New research shows that attending a Cathedral Christmas Carol Service has a positive impact on mental health and well-being.

Molecular & Computational biology Dec 6, 2021

Transcriptional control of mycobacterial DNA damage response by sigma adaptation

A recent study by the Weber-Ban and Ban groups (IMBB) published in Science Advances uncovers that the master regulator of the DNA damage response in mycobacteria, PafBC, leverages a unique mechanism of transcriptional activation ...

Biotechnology Dec 6, 2021

High-resolution mapping method for G4 DNA structures developed

While investigating the unusual G quadruplex DNA structure (G4), the Simon Elsässer group has developed a more accurate method for mapping these structures in the genome. G4 CUT&Tag revealed numerous G4s in the human and ...

Cell & Microbiology Nov 26, 2021

Scientists reveal zipper head mechanism of telomere synthesis by human telomerase

A telomere is a region of repetitive nucleotide sequences associated with specialized proteins located at the ends of linear eukaryotic chromosomes to protect the chromosomes from progressive degradation and ensure its integrity. ...

Optics & Photonics Nov 10, 2021

Adding sound to quantum simulations

When sound was first incorporated into movies in the 1920s, it opened up new possibilities for filmmakers such as music and spoken dialogue. Physicists may be on the verge of a similar revolution, thanks to a new device developed ...

Plants & Animals Nov 10, 2021

E3 ubiquitin ligase plays essential role during rice meiosis

Synaptonemal complex (SC) assembly between paired homologous chromosomes plays a vital role in ensuring correct homologous recombination during meiosis. However, the mechanisms underlying the genetic regulation of SC assembly ...

Condensed Matter Nov 4, 2021

Revising a generalized spin current theory for the magnetoelectric effect in multiferroics

Microscopic aspects of ferroelectricity are canonically related to polar atomic displacements that break inversion symmetry of the crystal, leading to a non-zero net electric dipole moment. However, there is a special class ...

Astronomy Nov 3, 2021

Indian astronomers investigate X-ray binary GRS 1915+105

Using the AstroSat spacecraft, astronomers from India have observed an X-ray binary system known as GRS 1915+105. The satellite allowed the researchers to conduct a comprehensive study of this object, yielding essential information ...

Astronomy Nov 1, 2021

HD 144941 is the most extreme helium-strong star, observations reveal

Astronomers from Austria and Northern Ireland have inspected a peculiar extreme helium supergiant star known as HD 144941. Results of the new study, published October 21 on the arXiv pre-print server, indicate that HD 144941 ...

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