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Helical conducting polymers go viral

Scientists from the University of Tsukuba have created a method to grow conducting polymers with magnetic properties using harmless virus particles as templates. The resulting polymer networks exhibit helical antiferromagnetic behavior, opening doors for applications in biosensors and virus detection.

SourceUniversity of Tsukuba·JournalJournal of Polymer Science·DateNov 2, 2021

Three-channel Kondo effect discovered in cubic holmium compound

Researchers have discovered a three-channel Kondo effect in a cubic holmium compound using numerical methods, predicting an exotic quantum ground state and potential applications. The study found a residual entropy value at ultra-low temperatures, matching the predicted value by the three-channel Kondo effect.

SourceTokyo Metropolitan University·JournalJournal of the Physical Society of Japan·TypeComputational simulation/modeling·DateOct 30, 2021

Quantum battles in attoscience: Following three debates

The attoscience community has clarified points of tension through discussions among researchers, exploring the scope and nature of analytical and ab-initio approaches. Researchers also investigated the physical observables of quantum tunnelling experiments, aiming to explain differing conclusions.

SourceSpringer·JournalThe European Physical Journal D·DateOct 22, 2021

Sandwich-style construction: Towards ultra-low-energy exciton electronics

Australian researchers have made a significant step towards ultra-low energy electronics by demonstrating the dissipationless flow of exciton polaritons at room temperature. The breakthrough involves placing a semiconductor material between two mirrors, allowing the excitons to propagate without losing energy.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalNature Communications·TypeExperimental study·DateOct 3, 2021

Star attraction: Magnetism generated by star-like arrangement of molecules

A new study reveals the emergence of magnetism in a 2D organic material due to strong electron-electron interactions in its unique star-like atomic-scale structure. The findings have potential applications in next-generation electronics based on organic nanomaterials.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalAdvanced Functional Materials·TypeExperimental study·DateSep 12, 2021

The Gwangju Institute of Science and Technology study examines thin film surface symmetries

Researchers at GIST develop a non-contact, nondestructive approach to characterize crystal structures in thin films, shedding light on surface symmetries in SrRuO3. The technique offers a platform for structural characterization of surfaces and interfaces using optical techniques.

SourceGIST (Gwangju Institute of Science and Technology)·JournalApplied Surface Science·TypeExperimental study·DateAug 11, 2021

Mixing a cocktail of topology and magnetism for future electronics

Researchers explore joining topological insulators with magnetic materials to achieve quantum anomalous Hall effect, promising building blocks for low-power electronics. The 'cocktail' approach allows tuning of both magnetism and topology in individual materials, enabling operation closer to room temperature.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalAdvanced Materials·TypeLiterature review·DateAug 5, 2021

Discovery of unconventional hall effect

A team of scientists has found a new Hall effect phenomenon in non-magnetic materials, revealing an intrinsic in-plane response that defies classical expectations. The observed effect is attributed to the interplay between Berry curvature and Weyl semimetal properties.

SourceScience China Press·JournalNational Science Review·DateSep 3, 2020

Developing reliable quantum computers

A team of researchers has developed a statistical approach to identify characteristic signatures across unmeasurable probability distributions in quantum computers. This breakthrough could help predict the behavior of photons in optical arrangements and differentiate between various particle types, bringing us closer to solving the cer...

SourceUniversity of Freiburg·JournalNature Photonics·DateFeb 22, 2018

Overlooked elements of language and literature play a key role

Researchers analyzed word frequencies in six Indo-European languages, finding that punctuation marks play a key role in shaping the distribution of words. The study used over a million words from literary texts and found that including punctuation marks significantly altered the results, revealing a more complex structure.

Miniaturizable magnetic resonance

A team of physicists at the University of Alberta has created a method to measure magnetic resonance using mechanical twisting motion detected with light, enabling the miniaturization of magnetic sensors. This technology opens up possibilities for various scientific applications in healthcare, technology, and energy.

SourceUniversity of Alberta·JournalScience·DateNov 12, 2015

Guided growth of nanowires leads to self-integrated circuits

Scientists have successfully created self-integrating nanowires whose position, length and direction can be fully controlled. This breakthrough enables the production of electronic circuits with hundreds of transistors simultaneously, opening doors to various technological applications including LED devices, lasers, and solar cells.

SourceWeizmann Institute of Science·JournalProceedings of the National Academy of Sciences·DateJul 31, 2013

Coupled particles cross energy wall

Researchers have demonstrated a new type of quantum phenomenon called Klein tunnelling for two interacting particles. By crossing an energy barrier together, the particles can tunnel through what would otherwise be impassable to individual particles.

SourceSpringer·JournalThe European Physical Journal B·DateMay 29, 2013

UMD scientists make magnetic new graphene discovery

Researchers at UMD have discovered a way to control magnetic properties of graphene, which could lead to new applications in magnetic storage and spintronics. The team found that missing atoms in graphene act as tiny magnets, interacting strongly with electrons and giving rise to a significant extra electrical resistance.

SourceUniversity of Maryland·JournalNature Physics·DateApr 13, 2011

Beating the back-up blues

Physicists at the University of Leeds and IBM Research have made advances in racetrack memory, a new kind of computer memory that could replace hard disks. The technology is estimated to be 100 times cheaper per bit than flash memory and promises faster speeds.

SourceUniversity of Leeds·JournalPhysical Review Letters·DateApr 3, 2009