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Portable Waveguide-Based Optical Biosensor [PDF]

Biosensors, 2022
Rapid, on-site diagnostics allow for timely intervention and response for warfighter support, environmental monitoring, and global health needs. Portable optical biosensors are being widely pursued as a means of achieving fieldable biosensing due to the ...
Philip A. Kocheril, Kiersten D. Lenz, David D. L. Mascareñas, John E. Morales-Garcia, Aaron S. Anderson, Harshini Mukundan   +5 more
doaj   +2 more sources

Tapered optical fiber DNA biosensor for detecting Leptospira DNA

Asian Pacific Journal of Tropical Medicine, 2023
Objective: To establish a DNA detection platform based on a tapered optical fiber to detect Leptospira DNA by targeting the leptospiral secY gene. Methods: The biosensor works on the principle of light propagating in the special geometry of the optical ...
Jia-Yong Lam, Mohd Hanif Yaacob, Hui-Yee Chee   +2 more
doaj   +2 more sources

Highly sensitive and tunable terahertz biosensor based on optical Tamm states in graphene-based Bragg reflector

Results in Physics, 2019
A highly sensitive and tunable biosensor at terahertz (THz) frequencies is proposed by using a composite structure of graphene and one-dimensional photonic crystal.
Yunyang Ye, Minzhu Xie, Jiao Tang, Jianxing Ouyang   +3 more
doaj   +3 more sources

Optical Biosensor Based on Porous Silicon and Tamm Plasmon Polariton for Detection of CagA Antigen of Helicobacter pylori [PDF]

Sensors
Helicobacter pylori (H. pylori) is a common pathogen with a high prevalence of infection in human populations. The diagnosis of H. pylori infection is critical for its treatment, eradication, and prognosis.
Guoguang Rong, Alexey Kavokin, Mohamad Sawan   +2 more
doaj   +2 more sources

A double-taper optical fiber-based radiation wave other than evanescent wave in all-fiber immunofluorescence biosensor for quantitative detection of Escherichia coli O157:H7. [PDF]

PLoS ONE, 2014
Cylindrical or taper-and-cylinder combination optical fiber probe based on evanescent wave has been widely used for immunofluorescence biosensor to detect various analytes.
Zhonghuan Zhang, Fei Hua, Ting Liu, Yong Zhao, Jun Li, Ruifu Yang, Changxi Yang, Lei Zhou   +7 more
doaj   +3 more sources

A novel optical biosensor for the early diagnosis of sepsis and severe COVID-19: the PROUD study [PDF]

BMC Infect Dis, 2020
Doulou S, Leventogiannis K, Tsilika M, Rodencal M, Katrini K, Antonakos N, Kyprianou M, Karofylakis E, Karageorgos A, Koufargyris P, Christopoulos G, Kassianidis G, Stamatelopoulos K, Newberry R, Giamarellos-Bourboulis EJ.   +14 more
europepmc   +4 more sources

PHOTONIC CRYSTAL WAVEGUIDE BIOSENSOR [PDF]

Journal of Innovative Optical Health Sciences, 2013
The hollow core photonic crystal waveguide biosensor is designed and described. The biosensor was tested in experiments for artificial sweetener identification in drinks.
A. A. ZANISHEVSKAYA, A. V. MALININ, V. V. TUCHIN, YU. S. SKIBINA, I. YU. SILOKHIN   +4 more
doaj   +1 more source

Discussion of temperature-dependent epsilon-near-zero effect in graphene

New Journal of Physics, 2022
In the present paper, we discuss the temperature-dependent epsilon-near-zero (ENZ) effect in graphene arising in the framework of its isotropic model. The effect was theoretically investigated in detail using a simplified model design of the slot line ...
Yevhenii M Morozov, Anatoliy S Lapchuk, Ivan V Gorbov   +2 more
doaj   +1 more source

Construction of a Hydrogel Pectin-Based Triglyceride Optical Biosensor with Immobilized Lipase Enzymes [PDF]

Biosensors, 2019
Uswatun Hasanah, Lee Yook Heng, Rinaldi Idroes   +2 more
exaly   +2 more sources

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source