Optomechanics simulates graphene lattices
The precise control of micro-mechanical oscillators is fundamental to many contemporary technologies, from sensing and timing to radiofrequency filters in smartphones. Over the past decade, quantum control of mechanical systems has been firmly establ.....»»
Study investigates enhancing superconductivity of graphene-calcium superconductors
Superconductors are materials that can conduct electricity with zero resistance when they are cooled below a certain critical temperature. They have applications in several fields, including magnetic resonance imaging, particle accelerators, electric.....»»
LG updates its Tone Free earbuds with ‘pure graphene’ drivers
LG's latest wireless earbuds are claimed to offer better sound quality thanks to the use of pure graphene drivers......»»
Ultrasensitive gas detection empowered by synergy of graphene and sub-comb dynamics
Since the inception of microcomb, whose generation relies on Kerr nonlinearity in microresonator, the coherent soliton state has attracted intense research. Although the operation of sub-comb outputs is straightforward, as a noncoherent comb state,.....»»
Electron vortices in graphene detected for the first time
When an ordinary electrical conductor—such as a metal wire—is connected to a battery, the electrons in the conductor are accelerated by the electric field created by the battery. While moving, electrons frequently collide with impurity atoms or v.....»»
Scientists create black arsenic visible infrared photodetectors
In recent years, the exceptional structure and fascinating electrical and optical properties of two-dimensional (2D) layered crystals have attracted widespread attention. Examples of such crystals include graphene, black phosphorus (BP), and transiti.....»»
SentinelOne Singularity Cloud Native Security simulates harmless attacks on cloud infrastructure
Attackers are targeting the scope and scale of the cloud to run rapid and coordinated threat campaigns. A new approach is needed to defend against them, and SentinelOne is delivering it with the launch of Singularity Cloud Native Security. A solution.....»»
Development of organic semiconductors featuring ultrafast electrons
Scientists have created conducting two-dimensional polymers exhibiting electron mobility comparable to graphene. Their research has been featured in the online edition of Chem......»»
Thermal properties of new 2D materials for microchips can now be measured well
Making ever smaller and more powerful chips requires new ultrathin materials: 2D materials that are only 1 atom thick, or even just a couple of atoms. Think about graphene or ultra-thin silicon membrane for instance......»»
Team demonstrates an ultra-broadband tunable terahertz absorber of graphene and hierarchical plasmonic metamaterials
Perfect absorption arises from the strong interaction of valence electrons with light in a conducting material. Optical metamaterial is an effective approach to exploit the superior photon capture capability. Thus, the perfect absorbers could be achi.....»»
New NASA software simulates science missions for observing terrestrial freshwater
From radar instruments smaller than a shoebox to radiometers the size of a milk carton, there are more tools available to scientists today for observing complex Earth systems than ever before. But this abundance of available sensors creates its own u.....»»
Regulating atomic Fe-Rh site distance for efficient oxygen reduction reaction
In a study published in the journal Science China Chemistry, the authors systematically design and investigate the site-distance effect of Fe-Rh atom catalysts (Fe-Rhx@NC) supported by N-doped graphene for ORR by an integrated theoretical and experim.....»»
Researchers discover tightest arrangement of bilayer alkali metals between graphene layers
Researchers at AIST, in collaboration with Osaka University, Tokyo Polytechnic University, Kyushu University, and National Tsing Hua University, have developed a technique to insert alkali metals into the interlayers of graphene, which is a single la.....»»
Scientists reveal role of neighboring adsorbates and quantum tunneling in surface diffusion of hydrogen atoms
A research group led by Prof. Yang Yong from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has revealed the role of neighboring adsorbate and quantum tunneling in the diffusion of hydrogen on a graphene surface, which op.....»»
Korean researchers create an electrostatic environment that simulates the moon"s surface
Continuous research is being conducted globally on using the moon as an advanced base for deep space exploration, and Korea is no exception in these efforts. The Korea Institute of Civil Engineering and Building Technology (KICT) successfully impleme.....»»
Electrons become fractions of themselves in graphene, study finds
The electron is the basic unit of electricity, as it carries a single negative charge. This is what we're taught in high school physics, and it is overwhelmingly the case in most materials in nature......»»
Research team introduces new non-toxic method for producing high-quality graphene oxide
Researchers from Umeå University in Sweden have found a new way to synthesize graphene oxide, which has significantly fewer defects compared to materials produced by the most common method. Similarly good graphene oxide could be synthesized previous.....»»
What did the electron "say" to the phonon in the graphene sandwich?
A TU/e and Catalan Institute of Nanoscience and Nanotechnology-led collaboration involving researchers from around the world has the answer, and the why, and the results have been published in the journal Science Advances......»»
Ultra-sensitive lead detector could significantly improve water quality monitoring
Engineers at the University of California San Diego have developed an ultra-sensitive sensor made with graphene that can detect extraordinarily low concentrations of lead ions in water. The device achieves a record limit of detection of lead down to.....»»
Transferring laser-induced graphene at extremely low temperatures for ultrathin bioelectronics
A recent study published in Nature Electronics discusses stretchable graphene–hydrogel interfaces for wearable and implantable bioelectronics......»»
Collaborative review unveils the potential of graphene in advancing nitride semiconductor technology
In a comprehensive review, researchers from Soochow University, Beijing Graphene Institute and Xiamen Silan Advanced Compound Semiconductor Co., Ltd. have collaborated to provide a systematic overview of the progress and potential applications of gra.....»»