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Optical microcavity enhanced light-matter interaction offers a powerful tool to develop fast and precise sensing techniques, spurring applications in the detection of biochemical targets ranging from cells, nanoparticles, and large…

Flexible photonics offers the possibility to realize wearable sensors by bridging the advantages of flexible materials and photonic sensing elements. Recently, optical resonators have emerged as a tool to improve its over sensitivity by…

Optics · Physics 2023-12-22 Ningyuan Nie , Yu-Cheng Chen

Recent advances in experimental methods have enabled researchers to collect data on thousands of analytes simultaneously. This has led to correlational studies that associated molecular measurements with diseases such as Alzheimer's, Liver,…

Quantitative Methods · Quantitative Biology 2024-05-20 Divyagna Bavikadi , Ayushi Agarwal , Shashank Ganta , Yunro Chung , Lusheng Song , Ji Qiu , Paulo Shakarian

Nanophotonics has become a key enabling technology in biomedicine with great promises in early diagnosis and less invasive therapies. In this context, the unique capability of plasmonic noble metal nanoparticles to concentrate light on the…

Applied Physics · Physics 2017-08-02 Ozlem Yavas , Mikael Svedendahl , Paulina Dobosz , Vanesa Sanz , Romain Quidant

Multiplexed, specific and sensitive detection of antigens is critical for the rapid and accurate diagnosis of disease and the informed development of personalized treatment plans. Here, we show that polymer microsphere lasers can be used as…

Versatile, ultracompact, easy-to-handle, high-sensitivity sensors are compelling tools for in situ pivotal applications, such as medical diagnostics, security and safety assessments, and environmental control. In this work, we combine…

Sensors that are able to detect and track single unlabelled biomolecules are an important tool both to understand biomolecular dynamics and interactions at nanoscale, and for medical diagnostics operating at their ultimate detection limits.…

Optics · Physics 2016-11-15 N. P. Mauranyapin , L. S. Madsen , M. A. Taylor , M. Waleed , W. P. Bowen

Integrated nanophotonic biosensors offer a promising route toward future biomedical detection applications that may enable inexpensive, portable, and sensitive diagnosis of diseases with a small amount of biological samples for convenient…

Optics · Physics 2024-08-12 Ze-Lin Kong , Yang Liu , Jian-Hua Jiang

The use of highly sensitive pixelated direct detectors has dramatically improved the performance of high energy instrumentation such as transmission electron microscopy. Here, we describe a recently developed monolithic active pixel sensor…

Cell-based biosensors constitute a fundamental tool in biotechnology, and their relevance has greatly increased in recent years as a result of a surging demand for reduced animal testing and for high-throughput and cost-effective in vitro…

Optical biosensors are indispensable in medical and environmental diagnostics, yet existing approaches are fundamentally limited in their sensitivity due to ensemble-averaged measurements. Digital biosensing has emerged as a promising…

Laser sensing has a wide range of applications. In this paper, we propose a pH sensing laser with an ultra-low threshold and low sample consumption based on a whispering-gallery-mode microbubble resonator. Rhodamine 6G aqueous solutions…

Optics · Physics 2023-12-07 Yue Cao , Jin Dai , Xubiao Peng , Jiyang Ma , Qing Zhao

Integrating biology with complementary metal-oxide-semiconductor (CMOS) sensors can enable highly parallel measurements with minimal parasitic effects, significantly enhancing sensitivity. However, realizing this potential often requires…

Stacking monolayer semiconductors into heterostructures allows for control of their optical and electronic properties, offering advantages for nanoscale electronics, optoelectronics, and photonics. Specifically, adding a thin spacer between…

Mesoscale and Nanoscale Physics · Physics 2025-09-15 Sara A. Elrafei , Tom T. C. Sistermans , Alberto G. Curto

Rapid progress in plasmonics biosensors and immunosensors brings many methodologies to employ resonant subwavelength structures associated with the physics of multipoles, Fano resonances, and analogous moments. Here, we review a broad range…

Applied Physics · Physics 2018-09-18 Arash Ahmadivand , Burak Gerislioglu

In the 21st century, biosensors have gathered much wider attention than ever before, irrespective of the technology that promises to bring them forward. With the recent COVID-19 outbreak, the concern and efforts to restore global health and…

Medical Physics · Physics 2023-02-14 Vinayak Pachkawade

Few-layer black phosphorus (BP), as the most alluring graphene analogue owing to its similar structure as graphene and thickness dependent direct band-gap, has now triggered a new wave of research on two-dimensional (2D) materials based…

Biomarker discovery is vital in advancing personalized medicine, offering insights into disease diagnosis, prognosis, and therapeutic efficacy. Traditionally, the identification and validation of biomarkers heavily depend on extensive…

Machine Learning · Computer Science 2024-09-25 Wangyang Ying , Dongjie Wang , Xuanming Hu , Ji Qiu , Jin Park , Yanjie Fu

Single-chip CMOS-based biosensors that feature microcantilevers as transducer elements are presented. The cantilevers are functionalized for the capturing of specific analytes, e.g., proteins or DNA. The binding of the analyte changes the…

Hardware Architecture · Computer Science 2011-11-09 K. -U. Kirstein , Y. Li , M. Zimmermann , C. Vancura , T. Volden , W. H. Song , J. Lichtenberg , A. Hierlemannn

We propose a conceptual device for multiplexed biosensor in a photonic crystal chip based on the Su-Schrieffer-Heeger mechanism. Remarkably, the proposed biosensor can identify three distinct disease markers through a single-shot photon…

Optics · Physics 2024-08-12 Yang Liu , Jian-Hua Jiang