Demonstration of Femtosecond Laser Induced Refractive Index Change in Silk-Fibroin Hydrogels

Demonstration of Femtosecond Laser Induced Refractive Index Change in Silk-Fibroin Hydrogels: A New Hope for Future Ophthalmic Biocompatible Implants In today’s era of advanced biotechnology and rapid developments in the biomedical field, refractive correction techniques have become a global research hotspot in ophthalmology. However, current corre...

Comparative Numerical Analysis of Astigmatism Tolerance in Bifocal, Extended Depth-of-Focus, and Trifocal Intraocular Lenses

Numerical Analysis Enhances Postoperative Visual Assessment and Optimization for Multifocal Intraocular Lenses (IOLs) Introduction and Research Background One of the main goals of cataract surgery is to achieve spectacle-free vision for patients. However, this goal is limited by two major challenges: loss of accommodative function and postoperative...

Robotics and Optical Coherence Tomography: Current Works and Future Perspectives

The Combination of Optical Coherence Tomography and Robotics: Current Research and Future Perspectives Academic Background Optical Coherence Tomography (OCT) is a non-invasive, high-resolution optical imaging technique that has been widely used in the field of biomedical imaging since its invention. It provides micrometer-level visualization of tis...

Recording Dynamic Facial Micro-Expressions with a Multi-Focus Camera Array

High-Resolution Dynamic Facial Micro-Expression Capture: Innovations in Multi-Focus Camera Array Background and Research Issues Capturing high-quality dynamic facial images is of critical importance in various fields such as biomedicine, emotion recognition, disease diagnosis, surgical outcome evaluation, facial prosthetic design, and genetic featu...

Development of a Novel Label-Free Functional, Molecular, and Structural Imaging System Combining Optical Coherence Tomography and Raman Spectroscopy for In Vivo Measurement of Rat Retina

Development of a Novel Label-Free Functional, Molecular, and Structural Imaging System Combining Optical Coherence Tomography and Raman Spectroscopy for In Vivo Measurement of Rat Retina

A Revolution in Optical Imaging: Development of a Multimodal Retinal Imaging System Combining OCT and Raman Spectroscopy Research Background and Significance Accessing molecular information of retinal tissue is pivotal for the early diagnosis of ophthalmic and neurodegenerative diseases. However, the current gold standard in retinal imaging—Optical...

Feasibility Using a Compact Fiber Optic Sagnac Interferometer for Non-Contact Soft Tissue Surface Mechanical Wave Speed Detection

Feasibility Using a Compact Fiber Optic Sagnac Interferometer for Non-Contact Soft Tissue Surface Mechanical Wave Speed Detection

Exploring the Potential of Fiber Optic Sagnac Interferometer in Non-Contact Elasticity Characterization of Soft Tissues Introduction The mechanical properties of soft tissues are critical to modern medicine and biomedical research. Understanding these properties provides significant insights into structural integrity and potential pathological cond...

Ion-Concentration-Dependent Dynamic Mechanism of Thiolactic-Acid-Capped Gold Nanoclusters Revealed by Fluorescence Spectra and Two-Dimensional Correlation Spectroscopy

Background and Research Questions Atomic gold nanoclusters (AuNCs), with particle sizes typically not exceeding 2 nanometers, have garnered extensive attention in recent years due to their unique photophysical properties, making them highly advantageous in biomedicine, catalysis, and sensing. These properties include excellent catalytic activity, t...

Extended Quantum Anomalous Hall States in Graphene/hBN Moiré Superlattices

Extended Quantum Anomalous Hall States in Graphene/Hexagonal Boron Nitride Moiré Superlattices Academic Background In recent years, the behavior of electrons in topological flat bands has attracted widespread attention in the field of condensed matter physics. Electrons in topological flat bands can form new topological states driven by strong corr...

Superconductivity in 5.0° Twisted Bilayer WSe2

Background Introduction In recent years, the discovery of superconductivity in twisted bilayer and trilayer graphene has sparked widespread interest. The key feature of these systems lies in the interplay between interlayer coupling and moiré superlattices, which gives rise to low-energy flat bands with strong correlations. Similar flat bands can a...

Field–Particle Energy Transfer During Chorus Emissions in Space

Study on Chorus Waves and Field-Particle Energy Transfer in Space Academic Background Chorus waves are among the strongest naturally occurring electromagnetic emissions, widely observed in the magnetospheres of Earth and other planets. These waves not only pose radiation hazards to satellites and astronauts but also play a crucial role in accelerat...