Articles tagged with Topological Defects
Researchers have shown that topology can guide multiple, information-carrying light signals through chip-based photonic communication systems, making them more powerful and reliable. This breakthrough could enable the creation of networks of chips that communicate using light while taking advantage of topology's robustness.
Researchers have discovered a new quantum state of matter that combines quantum criticality and electronic topology, paving the way for advancements in computing, sensing, and materials science. This hybrid state has potential applications in real-world technologies due to its durable and highly sensitive qualities.
Researchers from The University of Osaka have devised new mathematical models to describe the mechanics of crystal defects. Using differential geometry, they provided a robust and rigorous framework for understanding these phenomena.
Topological defects in the structure of certain insulating materials can trigger a transition to conductivity, enabling the development of new ultra-fast devices and memories. Researchers have discovered that these defects play a crucial role in the transformation of Mott materials from an insulating to a conductive state.
A team of scientists has developed a novel strain-free approach to investigate the intrinsic electronic ground state of Kagome superconductors. This study provides a unifying picture of the controversial charge order in Kagome metals, highlighting the need for material control at the microscopic scale.
A recent study presents an exciting new way to measure the crackling noise of atoms in crystals, enabling the investigation of novel materials for future electronics. The method allows researchers to study individual nanoscale features and identify their effects on material properties.
The new Collaborative Research Center will explore opportunities of defect engineering in soft matter, aiming to develop a novel design concept. The researchers will focus on doping, connectivity, and topological defects, with the ultimate goal of combining them into one single system.
Researchers report the discovery of photonic hopfions, a new family of 3D topological solitons with freely tunable textures and numbers. These structures exhibit robust topological protection, making them suitable for applications in optical communications, quantum technologies, and metrology.
Researchers have developed a novel substrate boosting square-tensile-strain, promoting four-variant spontaneous polarization and defect-dipoles. This breakthrough enables reversibly controlled ternary polar states and ferroelectric bias.
Physicists at the University of Bath developed an optical fiber that uses topology to enhance its robustness, protecting light from environmental disorder. This design allows for scalable structure preservation over long distances, making it suitable for future quantum networks.
Researchers at Lancaster University have created a camera-like device that captures images of mini whirlpools in quantum liquids for the first time. The camera uses particle-like disturbances to take pictures of collections of vortices, which are unpredictable and form in specific patterns above a vibrating wire.
Researchers at HKUST and UChicago have designed the basic elements needed for logic operations using liquid crystals, paving the way for novel computing methods. The team controlled topological defects to perform operations like amplification and switching, opening the door to potential applications in robotics and sensing.
Scientists have designed logic operations using liquid crystals, enabling potential applications in robotics and sensing. The technique uses topological defects to carry information, offering a new approach to computing.
Researchers discovered a novel topological edge soliton that inherits topological protection from its linear counterpart, enabling robust and localized light beams. This breakthrough is achieved through nonlinear photorefractive lattices harnessing the valley Hall effect, without requiring an external magnetic field.
Researchers found that microscopic defects in healthy cell alignment can slow down tumor cell invasion. The study used an experimental model to show how topological defects affect the rate of tumor cell invasion, with certain defects causing cancer cells to pass through the barrier more slowly.
Scientists at the Cluster of Excellence ct.qmat have successfully created non-Hermitian topological states in topolectric circuits, exhibiting stable and robust features. This breakthrough has far-reaching implications for future quantum technologies and may establish a milestone towards developing light-controlled computers.
Researchers have developed a method to characterize topological phases of light using nonlinear instabilities, offering a simpler way to probe and generate these states. The approach exploits the quantized properties of vortices formed during modulational instability, providing a new tool for identifying different topological phases.
Ferroelectric materials display unique patterns due to non-equilibrium dynamics and topological defects, driving subsequent evolution. A new study finds phase separation kinetics as a common framework for understanding these patterns.
Researchers at Princeton University discovered how forest-dwelling bacteria cooperate to build fruiting bodies when food is scarce, using the physics behind fingerprint patterns and topological defects. The study reveals new insights into the physics-biology intersection and highlights the value of interdisciplinary collaboration.
A team of scientists experimentally demonstrated nonlinearity-induced coupling of light into topological edge states using a photonic platform. They developed a general theoretical framework to explain the nonlinear process, revealing that nonlinearity enables energy flow from bulk modes into topological edge modes in linear systems.
Scientists at Peking University have discovered Majorana zero modes (MZMs) at both ends of 1D atomic line defects in iron-based high-temperature superconductors. The MZMs exhibit robust properties and can be detected using scanning tunneling microscopy/spectroscopy, offering a promising platform for topological quantum computing.
Researchers develop a theory to characterize topological phases in equilibrium and non-equilibrium conditions, revealing emergent nontrivial topological patterns. The findings provide new insights into the detection of topological states and complex quantum dynamics in condensed matter physics.
KAIST researchers directly observed the phase transition of topological defects formed by liquid crystal materials for the first time. The defect structures have radial, circular, or spiral shapes centering on a singularity and can be easily observed with an optical microscope.
Researchers at IBS demonstrate manipulation of solitons, leading to the development of quaternary mathematical systems and potentially more efficient information storage. This breakthrough paves the way for new IT devices that combine silicon and solitons.