Patients with bone fractures and defects face serious health risks. Synthetic scaffolds have been actively investigated for clinical therapeutics to promote critical-sized bone regeneration, and electrical stimulations are recognized as an effective auxiliary to facilitate the process. Researchers created a three-dimensional (3D) biomimetic scaffold with thin-film silicon (Si) microstructures. This Si-based hybrid scaffold provides a [..]

Researchers have made a significant breakthrough in thermal radiation by discovering a new method for producing spinning thermal radiation in a controlled and efficient manner using artificially structured surfaces known as metasurfaces. Thermal radiation, caused by random fluctuations in materials, has traditionally been regarded as an incoherent signal. The emitted heat from most conventional thermal [..]

Researchers created a tunable laser based on liquid droplets that can be inkjet-printed and have a color that changes depending on the shape, potentially leading to cheaper and more flexible optical communication devices. They demonstrated a straightforward method for creating ionic liquid microdroplets that function as flexible, long-lasting, and pneumatically tunable lasers. Unlike existing “droplet [..]

Many life-saving drugs interact directly with DNA to treat diseases like cancer, but scientists have struggled to understand how and why they work – until now. In a paper, researchers described a new DNA sequencing method to detect where and how small molecule drugs interact with the targeted genome. Understanding how drugs work in the [..]

Scientists have determined the mechanism and functional form for the yield of neutrons from a laser-driven source and used it to carry out a neutron resonance analysis much faster than conventional methods. This work may help bring non-invasive testing to more applications in manufacturing and medicine. While most microscopes use photons or electrons to study [..]

According to new research, PET/MRI achieves comparable or superior results to PET/CT for detecting pulmonary malignancies. Based on those findings, experts involved in the study believe that MRI could play a growing role in lung cancer staging and restaging. Although previous research has yielded somewhat contradictory results on the efficacy of the modality for detecting [..]

Researchers struggle to detect cognition accurately. Functional magnetic resonance imaging (MRI) is currently used to measure brain activity. However, this method necessitates the patient lying still in a large, noisy, expensive apparatus. A portable and noninvasive brain imaging method is required to understand how the brain works. A group of scientists has created a high-performance [..]

A study on microfabrication using additive manufacturing was conducted by researchers, which adds to the emerging paradigm shift of building microstructures with AM to revolutionize device design in fields such as medicine and energy storage. The study describes engineers’ new approach to addressing multiple microfabrication issues in AM and enabling 3D-printed objects as small as [..]

A group of researchers has created a deep learning-based ultrasound hologram generation framework technology that allows them to freely configure the form of focused ultrasound in real time using holograms. It is expected to be a foundational technology in brain stimulation and precision treatment. Ultrasound can treat conditions such as Alzheimer’s, depression, and pain. The [..]

During the last decade, metal halide perovskites (MHPs) have emerged as a rising star in optoelectronics. Due to the intriguing optoelectronic properties of MHPs, cutting-edge optoelectronic technologies based on MHPs, such as perovskite solar cells (PSCs), light emitting diodes (LEDs), photodetectors (PDs), and lasers, have been leading the prevailing paradigm. Furthermore, MHPs have the advantages [..]

Microelectronics has transformed how we manipulate electricity, allowing for sophisticated electronic products that are now a necessary part of our daily lives. Integrated photonics has transformed how we control light in applications such as data communications, imaging, sensing, and biomedical devices. While near-infrared lasers have made some progress, the visible-light lasers that feed photonic chips [..]

LIBS is a rapidly developed chemical analysis technology for trace element analyses in gases, liquids, and solids. The plasma-grating-induced breakdown spectroscopy technique (GIBS) could overcome the limitations of FIBS. A high-power laser pulse is used in GIBS to elicit short-lived, high-temperature plasma in a sample. As the plasma cools, it emits spectral peaks corresponding to [..]

Polarized light-based processing devices are one million times faster than current technology. Logic gates are the fundamental components of computer processors. Conventional logic gates are electronic and work by shuffling electrons around. On the other hand, researchers have been working on light-based optical logic gates to meet the data processing and transfer requirements of next-generation [..]

Polarimetric images, which use polarizers to selectively reflect the transverse electric (TE) field and transmit the unpolarized incident light’s transverse magnetic (TM) field, can provide information such as shading and surface morphologies. On the other hand, current Infrared polarizers are primarily based on expensive and brittle ceramics with nano-gratings typically fabricated by time- and cost-consuming [..]

The power of artificial intelligence (AI) applied to endometrial carcinoma microscopy images is demonstrated in a new study. The research team provides novel insights that could improve uterine cancer diagnosis and treatment. Researchers used AI to analyze microscopy images of thousands of endometrial carcinoma patients. This model was not a “black box,” but the researchers [..]

The physical world of electromagnetics has always been inextricably linked to the digital world of information. Wireless communication systems based on metasurfaces are only applicable in single-polarization scenarios. The capacity of transmitted information remains limited, as do transmission speeds. Based on anisotropic space-time-coding metasurfaces (STCMs), scientists created a frequency-polarization-division multiplexed wireless communication system and a [..]

Precision medicine is starting to incorporate functional assays to evaluate anticancer agents on patient-isolated tissues or cells to select the most effective. Among these new technologies, dynamic BH3 profiling (DBP) has emerged and has extensively been used to predict treatment efficacy in different types of cancer. DBP uses synthetic BH3 peptides to measure early apoptotic [..]

Researchers have created an all-optical method for driving multiple highly dense nanolaser arrays, which could lead to chip-based optical communication links that process and move data faster than current electronic devices. The use of optical fiber eliminated the need for large and complex electrodes, which are commonly used to power laser arrays. According to the [..]

Patients with bone cancer are often treated with alpha particle radiation therapy, delivered into or very close to the tumor. However, it is unknown whether the radioactive elements spread throughout the surrounding area or to the body’s vital organs, where they could cause toxic effects. Researchers developed a computational framework to measure the concentration of [..]

Currently, radiologists face an excessive workload, which causes fatigue and, as a result, undesirable diagnosis errors. Decision support systems can help radiologists prioritize and make faster decisions. In this regard, medical content-based image retrieval systems that provide well-curated similar examples can be extremely useful. Nonetheless, most medical content-based image retrieval systems operate by locating the [..]