Terahertz imaging of graphene paves the way to industrialization
X-ray scans revolutionised medical treatments by allowing us to see inside humans without surgery. Similarly, terahertz spectroscopy penetrates graphene films allowing scientists to make detailed maps of their electrical quality, without damaging or.....»»
New protein imaging method supports the design of innovative new cancer drugs
Scientists have successfully used a new imaging technique to determine the structure and interactions of a protein complex that plays a significant part in the initiation and progression of cancer. They showed that it was possible to use a high-resol.....»»
New method achieves 4D imaging of fluids in pores
A method based on CT (computed tomography)—a type of imaging that is widely used in hospitals—can help improve our understanding of CO2 storage, batteries, and processes in the body such as nutrient uptake......»»
High-performance terahertz modulators induced by substrate field in Te-based all-2D heterojunctions
High-performance active terahertz (THz) modulators are of great importance for next generation communication technology. However, they currently suffer from the tradeoff between modulation depth and speed......»»
Advancing real-time 3D holographic display: A new method for computer-generated holography
Holographic displays offer a promising avenue for achieving lifelike 3D reproductions with continuous depth sensation, holding potential applications in fields such as entertainment, medical imaging, and virtual reality. However, the conventional met.....»»
Innovative sensing platform unlocks ultrahigh sensitivity in conventional sensors
Optical sensors serve as the backbone of numerous scientific and technological endeavors, from detecting gravitational waves to imaging biological tissues for medical diagnostics. These sensors use light to detect changes in the properties of the env.....»»
New study paves the way for precision drugs to treat blood cancers
The Janus kinase 2 (JAK2) protein mediates signaling from several cytokine receptors in the regulation of hematopoiesis and immune responses. Somatic mutations in human JAK2 lead to constitutive activation and cytokine-independent signaling and under.....»»
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.....»»
An ultracompact multimode meta-microscope
Versatility and miniaturization of imaging systems are of great importance in today's information society. Microscopic imaging techniques have always been indispensable for scientific research and disease diagnosis in the biomedical field, which is a.....»»
Toward continuous reservoir monitoring from space
Most satellites are placed in orbit on 5-to-10-year missions to accomplish many tasks. One of the many functions of the satellites carrying a Moderate Resolution Imaging Spectroradiometer (MODIS) is to monitor water reservoirs around the world. A sig.....»»
Pushing back the limits of optical imaging by processing trillions of frames per second
Pushing for a higher speed isn't just for athletes. Researchers, too, can achieve such feats with their discoveries. This is the case for Jinyang Liang, Professor at the Institut national de la recherche scientifique (INRS), and his team, whose resea.....»»
Using polarization to improve quantum imaging
Quantum imaging is a growing field that takes advantage of the counterintuitive and "spooky" ability of light particles, or photons, to become linked, or entangled, under specialized circumstances. If the state of one photon in the entangled duo gets.....»»
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.....»»
Harnessing AI and advanced imaging for precision plant stress management
Plant phenotyping is key to improving crop production, especially as global food demands rise. Recent advances in AI and imaging sensor technologies offer promising methods for early and accurate plant stress detection, overcoming the limitations of.....»»
Harnessing hyperspectral imaging and machine learning for rubber tree nutrient management
Rubber trees are essential for natural rubber, and require precise nutrient management. Traditional methods for assessing nutrient levels are expensive and destructive, but near-infrared (NIR) hyperspectral techniques offer a promising nondestructive.....»»
Enhancing rapeseed maturity classification with hyperspectral imaging and machine learning
Rapeseed oil, a vital oilseed crop facing growing global demand, encounters a significant challenge in achieving uniform seed maturity, owing to asynchronous flowering. Traditional maturity assessment methods are limited by their destructive nature......»»
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.....»»
Ultra-flat optics for broadband thermal imaging
Long-wavelength infrared (LWIR) imaging holds critical significance across many applications, from consumer electronics to defense and national security. It finds applications in night vision, remote sensing, and long-range imaging. However, the conv.....»»
Only 13% of medical devices support endpoint protection agents
63% of CISA-tracked Known Exploited Vulnerabilities (KEVs) can be found on healthcare networks, while 23% of medical devices—including imaging devices, clinical IoT devices, and surgery devices—have at least one known exploited vulnerability, acc.....»»
Polarization-sensitive tomography made easy with tensorial tomographic Fourier ptychography
In the realm of medical imaging, there are quite a few different techniques to extract information from biological tissue based on its different interactions with visible light. Over the past decade, there has been a massive surge in research focusin.....»»
Secrets of cell division revealed by cutting-edge imaging technique
A study by Fena Ochs, new Group Leader and Associate Professor at Biotech Research & Innovation Center (BRIC) University of Copenhagen, delves deep into the intricate world of cell division. The study, published in Science, sheds light on the role of.....»»