Quadruple fusion imaging via transparent ultrasound transducer
A quadruple fusion optical and ultrasound imaging system has been developed that allows diagnosis of eye conditions or tumors or to see the environment inside the body using a transparent ultrasound transducer......»»
A novel sparse synthetic aperture radar unambiguous imaging method based on mixed-norm optimization
Compared with traditional matched filtering (MF) based methods, sparse synthetic aperture radar (SAR) imaging could obtain high-quality images of sparse surveillance regions from down-sampled echo data. However, sparse SAR imaging still faces several.....»»
Making high-quality crystals that resonate strongly with infrared light
Combining electronics with infrared light can enable small, fast, and sensitive devices for sensing, imaging, and signaling at the molecular level. However, in the infrared spectrum, materials must meet strict quality requirements for their crystals.....»»
New imaging method reveals activity of cells that break down bone
Bone may seem as if it's a hard, lifeless structure, but now the cells living within have been imaged in unprecedented detail, thanks to an innovative imaging method developed at the Garvan Institute of Medical Research......»»
Diffraction-limited visible imaging for large aperture telescopes
A new publication from Opto-Electronic Advances discusses diffraction-limited visible imaging for large aperture telescopes......»»
Stanford researchers challenge OpenAI, others on AI transparency in new report
Researchers say "most transparent" AI model scores only 54% on their index. Enlarge (credit: Getty Images / Benj Edwards) On Wednesday, Stanford University researchers issued a report on major AI models and found them gr.....»»
This dark nebula hides an enormous star
The birth of a star is a spectacular event that plays out behind a veil of gas and dust. It's a detailed process that takes millions of years to play out. Once a star leaves its protostar stage behind and begins its life of fusion, the star's powerfu.....»»
Miniature magnetic resonance imager made of diamond
The development of tumors begins with miniscule changes within the body's cells; ion diffusion at the smallest scales is decisive in the performance of batteries. Until now, the resolution of conventional imaging methods has not been high enough to r.....»»
Scientists develop novel nanoparticles that could serve as contrast agents
Special nanoparticles could one day improve modern imaging techniques. Developed by researchers at Martin Luther University Halle-Wittenberg (MLU), the properties of these unique nanoparticles change in reaction to heat. When combined with an integra.....»»
Hidden information extraction from layered structures through terahertz imaging
Noninvasive inspection of layered structures is challenging for time-resolved imaging methods, where the resolution and contrast can be compromised by prominent signal attenuation with interlayer reflections and dispersions......»»
Direct imaging of sequences and locations of glycans bound to biomolecules at a single-molecule level
A team of organic chemists at the Max-Planck Institute for Solid-State Research, working with colleagues from the University of Tübingen and the University of Copenhagen, reports a way to take pictures of the sequences and locations of glycans (also.....»»
Medical imaging struggles to read dark skin. Researchers say they"ve found a way to make it easier
Traditional medical imaging -- used to diagnose, monitor or treat certain medical conditions -- has long struggled to get clear pictures of patients with dark skin, according to experts......»»
Improving luminescence efficiency and thermal stability of NIR-emitting phosphors
Near-infrared (NIR)-emitting phosphor-converted light-emitting diodes (pc-LEDs) have attracted attention in emerging technology fields such as night-vision and bio-imaging. Currently, the development of NIR-emitting pc-LEDs has encountered a bottlene.....»»
Deep self-learning enables volumetric microscopy with 3D isotropic resolution
Volumetric fluorescence microscopy is an indispensable tool for comprehensive studies of cells and organs. Since the specimens are inherently three-dimensional (3D), the optimal imaging system should possess high spatial resolution in all directions......»»
Can German engineering solve the challenges of fusion?
With extra government help German firms are attempting to make working fusion reactors......»»
Creating a broadband diffractive graphene orbital angular momentum metalens by laser nanoprinting
Optical beams carrying orbital angular momentum (OAM) attract widespread attention and play an important role in optical data storage, optical communications, quantum information processing, super-resolution imaging, and optical trapping and manipula.....»»
Scientists demonstrate electrically tunable microlens array using simple PSCOF approach
Microlens arrays are one of the key elements that are promising in autostereoscopic display, optical communication, wavefront sensing, integral imaging, etc. For example, microlens arrays are the critical components in integral imaging, which are use.....»»
iPhone 15 overheating fix: Thermal imaging shows before and after iOS 17.0.3
The iPhone 15 overheating problem was both confirmed and visualized using thermal imaging, and now the same tech has been used to show the impact of Apple’s software fix. In our own poll, a full 57% of 9to5Mac readers with iPhone 15 models had e.....»»
iPhone 15 overheating fix: Thermal imaging reveals whether iOS 17.0.3 update worked
A thermal imaging test found that the iPhone 15 Pro and iPhone 15 Pro Max are running cooler after Apple's iOS 17.0.3 update. If you're the owner of a new iPhone 15 and have been experiencing the device getting a bit too hot to handle, you're g.....»»
Magnetic fusion plasma engines could carry us across the solar system and into interstellar space
Missions to the moon, missions to Mars, robotic explorers to the outer solar system, a mission to the nearest star, and maybe even a spacecraft to catch up to interstellar objects passing through our system. If you think this sounds like a descriptio.....»»
Trio wins Nobel Prize in chemistry for work on quantum dots, used in electronics and medical imaging
Three scientists based in the U.S. won the Nobel Prize in chemistry Wednesday for their work on quantum dots—tiny particles just a few atoms in diameter that can release very bright colored light and whose applications in every day life include ele.....»»