Because Helicobacter pylori infection is a considerable risk factor for stomach cancer, regular screening is essential. Endoscopic advancements have helped the removal of big neoplasms; however, finding faint epithelial neoplasms remains difficult. A study found that using LM-NBI (Narrow-Band Imaging At Low Magnification) for comprehensive stomach observation after routine white-light imaging (WLI) was effective, especially [..]

Touchless fingerprint biometrics is a revolutionary innovation that has transformed identity security and made biometric verification more inclusive and accessible. Traditionally, fingerprint scanning was limited to specialized, touch-based hardware, but this method posed challenges such as hygiene risks, bulky hardware requirements, and accessibility limitations. The recent shift to touchless fingerprint biometrics addresses these challenges by [..]

Augmented reality (AR) has become pervasive, blending virtual content with real-world scenes. Waveguide-based AR displays have emerged as a critical technology for wearable AR systems, enabling lightweight, slim form factors and high optical performance. Waveguide combiners, which function as light guides, fold the optical path and replicate luminosity from a small light source across an [..]

Microwave photonics (MWP) has unlocked a new paradigm for Radio Frequency (RF) signal processing using photonic components’ inherent wideband and adjustable nature. Despite numerous efforts to implement integrated MWP filters, a key RF processing functionality, achieving a fully integrated photonic circuit that can merge the megahertz-level spectral resolution required for RF applications with key electro-optic [..]

A research team made an unparalleled advancement in antenna technology by allowing software control of all five fundamental properties of electromagnetic waves. In a world first, the researchers created a universal metasurface antenna that allows for independent and simultaneous modulation of electromagnetic radiation’s amplitude, phase, frequency, polarization, and direction. As research on 6G wireless communication [..]

Researchers have created a novel way for capturing detailed images of things too small to observe with regular microscopes by employing donut laser, i.e., doughnut-shaped light beams. It could aid scientists in better understanding the inner workings of nanoelectronics, such as small semiconductors in computer chips. The study is the most recent advancement in ptychography, [..]

 Lasers are becoming more sophisticated and are being used in an increasing number of medicinal applications. One of the most difficult aspects of employing lasers in surgery is assuring their safety and precision. A team of researchers has created a new device that combines three lasers to cut bone, adjust the cutting depth, and differentiate [..]

CoreDetector is a new software tool developed by researchers that improves genome-sequencing capabilities, allowing researchers to improve plants through breeding. CoreDetector is built to tackle computationally demanding tasks like matching big and evolutionary varied plant genomes. It uses computer parallelization to perform pairwise sequence alignment between the genomes of population members. The program supports diploid [..]

Optoelectronics, which detect or emit light, traditionally rely on thin transistors from graphene and other two-dimensional materials. However, these materials often struggle with band gap opening, leading researchers to explore the Lewis acid treatment method to improve the performance of optoelectronic devices. With its unique physical properties and long-term stability in ambient air, Palladium diselenide [..]

Subvisible particles (SVPs) are a significant quality attribute of injectable therapeutic proteins (TPs) that must be regulated due to potential medication product quality hazards. The existing compendial methods for analyzing SVPs for lot release give particle size and count information. On the other hand, chemical identification of specific particles is necessary for root-cause analysis. Researchers [..]

Imaging techniques like computed tomography (CT) and positron emission tomography (PET) are now required for identifying and localizing many disorders. According to a newly developed method, PET can now be utilized particularly based on alterations in the human genome. The new genome-based imaging technology, The Imageable Genome, has the potential to aid in the earlier [..]

In laser-based manufacturing, a team of researchers has discovered a rapid way to track a surface’s precise location and adjust the focus of an optical system. They employed axial varifocal optics, specifically a TAG lens, which operates at 0.1-1 MHz, avoiding mechanical motion delays in the beam propagation direction. The researchers used dynamic z-scanning for [..]

Researchers have developed a new transmitter using complementary metal-oxide-semiconductor, i.e., CMOS chip technology and silicon photonics, which achieved remarkable data transmission rates while consuming minimal energy. Integrating silicon photonics with electronics is essential for producing practical systems for numerous applications. The combination of the optical modulator and its electronic drive amplifier is a key electronic-photonic [..]

Metamaterials are artificial nanostructures that affect light and are expensive and difficult to fabricate. A research team created a solution-based 3D-printing method that allows for the low-cost manufacture of metamaterials in desired shapes. By coupling evaporative co-assembly of silica and gold nanoparticles with 3D nanoprinting, the researchers created freeform, freestanding raspberry-like metamolecule (RMM) fibers in [..]

Multiphoton excitation (MPE) microscopy has evolved significantly over the past 30 years, becoming a powerful imaging method in various life sciences. Modern techniques include fluorescence microscopy, Raman scattering, and harmonic generation. MPE is used in neuroscience, pharmaceutical development, and preclinical research. The ultrafast laser is the critical component underpinning all MPE microscopy methods. Ultrafast laser [..]

AI machine vision is a technology that enables machines to analyze and comprehend visual data like humans do. It can do tasks including item detection, scene analysis, and autonomous navigation, revolutionizing industries that humans previously dominated. Manufacturing is one of the industries where artificial intelligence machine vision has had a significant impact, with a wide [..]

The pursuit of making everything smaller has led to significant progress in various fields, including micro-optics. Two-photon polymerization (TPP) 3D printing is an important manufacturing technique that enables these advancements. However, errors in the nanometer range can have significant consequences, making it essential to understand and compensate for systematic errors in the printing process. These [..]

Researchers have revealed groundbreaking research that can potentially alter the field of two-dimensional optoelectronics. Researchers have successfully demonstrated in a groundbreaking study that chicken egg white, i.e., biodegradable albumen, can be a very effective dielectric gate for two-dimensional materials. This breakthrough opens new avenues for sustainable and biodegradable technology in optoelectronic devices. This novel technique [..]

Researchers are enhancing lidar tech for increased versatility, which benefits scientists and explorers in remote sensing, surveying, mapping, 3D-image scanning, hazard detection, and navigation. Lidar, a remote sensing device, employs light pulses to detect distances and object attributes precisely. With continuous investigations, its precision and versatility make it critical for communication, navigation, planetary exploration, and [..]

Researchers have developed a quantum sensing method using a nitrogen-vacancy (NV) center in single nanodiamond sensors, enabling the identification and evaluation of molecules in physiological in situ settings, a crucial goal in biological sciences. This method offers high sensitivity and biocompatibility. However, analyzing the movement of nanodiamonds in real cells reveals that they rotate at [..]