In the realm of photonics, miniaturized, high-performance devices are crucial for various applications. With their unique optical and electronic properties, inorganic perovskites have emerged as a promising material for such devices. Researchers have developed an inorganic perovskite-based integrated photonic devices. The researchers detail a method for fabricating these devices using focused ion beam etching and [..]

Researchers are developing a new technique for 3D printing ceramics that could revolutionize the field of micro-optics. This technique can create intricate structures that generate and store light, paving the way for new applications like lasers, sensors, and optical communication. The ability to manipulate light at the micro-scale is crucial for many photonic devices. Traditionally, [..]

Machine vision is crucial in various industrial tasks, from quality control to robot guidance. However, traditional lighting systems often struggle to keep pace with the demands of high-speed imaging, leading to blurred images, inaccurate measurements, and safety concerns. Hidden strobe hardware offers a game-changing solution by utilizing rapid pulses of light invisible to the human [..]

Scanning electron microscopy (SEM) is a powerful tool for imaging biological samples at high resolution. However, using the right fixation methods is important to preserve the sample’s structure and prevent artifacts. Researchers discuss a new method for fixing blood samples for SEM analysis using the May-Grünwald solution. This method is less toxic than traditional methods [..]

Fascinating new development in room-temperature quantum optomechanics! A recent study has achieved quantum control of solid-state mechanical oscillators at room temperature. This is a significant breakthrough as it paves the way for miniaturized and integrated quantum devices. Traditionally, controlling the quantum state of mechanical oscillators has been limited to cryogenic temperatures due to the thermal [..]

Researchers have developed an organic optoelectronics device that combines organic photovoltaic (OPV) and organic photodetector (OPD) functionalities. Organic photovoltaic and organic photodetector devices efficiently use ambient, unused, and low light to generate electricity and detect light to capture images. OPVs can harvest indoor energy, while OPDs are like cameras using indoor light for imaging. The [..]

LiDAR, or light detection and ranging, is a crucial technology for self-driving cars, robotics, and other applications that require precise depth sensing. However, conventional LiDAR systems face challenges like bulky designs and limited range. Researchers introduce a promising new approach: antireflective vertical-cavity surface-emitting lasers (Antireflective VCSELs). The Problem with Conventional VCSELs: Traditional LiDAR systems often [..]

Auger electron spectroscopy (AES) is a powerful technique for analyzing materials’ composition and electronic structure. However, current assumptions about the process often ignore important time-dependent effects, leading to inaccurate and limited results. A new computational approach developed has the potential to unlock AES’s full potential, especially in optics and photonics. One of the key strengths [..]

A new invention has been created that mimics the image processing power of the human eye. This invention uses a metasurface to transform images before a camera captures them. This allows computers to process images with less power and data. The invention has many potential applications, including target tracking and surveillance. The human eye is [..]

A physicist is developing a new method for skin cancer screening and diagnosis using Terahertz Imaging System. Terahertz waves are safe and can detect changes in skin hydration, which can indicate cancer. The researcher is building a handheld device that can be used in clinical settings. The researchers discuss the potential of terahertz waves for [..]

Metasurfaces are a new class of optical components that can potentially revolutionize the field of imaging. They are essentially thin layers of nanostructures that can manipulate light in various ways. In this article, researchers discuss how metasurfaces can be used for infrared edge detection. Edge detection is a fundamental task in image processing to identify [..]

A new method for optical secret-sharing has been proposed that uses cascaded liquid crystal holograms to encrypt information. The information is hidden in different shares, and it can only be decrypted by combining the shares. This makes the information more secure than traditional methods. The framework also uses multiplexing to increase the amount of information [..]

Researchers discuss a new method for making surface acoustic wave (SAW) microfluidic devices using aerosol jet printing. SAW microfluidic devices are used in lab-on-a-chip applications for tasks such as manipulating fluids and particles. Traditionally, these devices have been made using photolithography, a slow and expensive process. Aerosol jet printing is a much faster and easier [..]

A recent breakthrough can potentially revolutionize the way photonic integrated circuits are produced. A new laser printer has been developed that could make it possible to create these circuits more cheaply and easily. This could benefit many people, from students and researchers to industry professionals. The new printer writes circuits into a thin film with [..]

For decades, positron emission tomography (PET) has been a mainstay in brain imaging, offering unparalleled insights into brain function and metabolism. However, conventional PET is limited to imaging a single biomarker at a time, which can be restrictive in understanding the complex interplay of multiple biological processes in the brain. Now, a groundbreaking new PET [..]

A groundbreaking microscopy technique called single-shot quantitative phase-fluorescence imaging (SQPFI) is poised to revolutionize how we study cells and biological samples. This innovative approach simultaneously captures the structural details and the distribution of fluorescently labeled molecules within a sample – all in a single snapshot. SQPFI leverages a unique grating and a color camera to [..]

New research discusses the design of photonic crystal sensors using micro-ring resonators. The researchers propose a new algorithm to optimize the design of these sensors and find that it has a higher quality factor and sensitivity. This means that the sensor can detect smaller changes in the refractive index of the material it is measuring. [..]

Researchers have developed a new method for 3D printing glass using light instead of high temperatures. The new technique, which uses deep ultraviolet (DUV) light, is faster and more energy-efficient than traditional methods. The resulting glass microstructures are transparent and have a smooth surface, making them suitable for various applications in optics, microfluidics, and medical [..]

In the realm of space exploration, pinpointing faint and minuscule objects amidst the vast darkness poses a significant challenge for optoelectronic systems. A recent study details a novel approach called space-based target detection that enhances target detection efficacy for space-based systems. The proposed method hinges on two key components: star atlas preprocessing and space-based target [..]

Traditionally, infrared (IR) spectroscopy has been a powerful tool for studying proteins. However, its application to single proteins has been limited due to the diffraction limit, which restricts the spatial resolution to hundreds of nanometers. This is far larger than the size of a typical protein, making it difficult to isolate and analyze individual molecules. [..]