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Most Cited

  • Review
  • Open Access
57 Citations
17,464 Views
27 Pages

Optical Fiber Based Temperature Sensors: A Review

  • Rahul Kumar Gangwar,
  • Sneha Kumari,
  • Akhilesh Kumar Pathak,
  • Sai Dheeraj Gutlapalli and
  • Mahesh Chand Meena

23 February 2023

The current generation is witnessing a huge interest in optical waveguides due to their salient features: they are of low cost, immune to electromagnetic interference, easy to multiplex, have a compact size, etc. These features of optical fibers make...

  • Feature Paper
  • Article
  • Open Access
20 Citations
4,957 Views
13 Pages

19 October 2023

Laser-induced periodic surface structures (LIPSS) have gained significant attention due to their ability to modify the surface morphology of materials at the micro-nanoscale and show great promise for surface functionalization applications. In this s...

  • Feature Paper
  • Review
  • Open Access
19 Citations
5,450 Views
26 Pages

Gold Nanoparticles as Contrast Agents in Ophthalmic Imaging

  • Alexandra Kavalaraki,
  • Ellas Spyratou,
  • Maria Anthi Kouri and
  • Efstathios P. Efstathopoulos

18 January 2023

Over the past few years, tremendous research concerning the possibilities of gold nanoparticles in medicine has been conducted. Gold nanoparticles (AuNPs) are considered to be unique nanostructures due to their extraordinary chemical and physical pro...

  • Article
  • Open Access
19 Citations
2,373 Views
15 Pages

Design of a Highly Sensitive Detector Using a Ternary Photonic Crystal (PC) Based on Titanium Nitride Sandwiched between Si and SiO2 for the Creatinine Concentration Detection in the Blood Serum

  • Malek G. Daher,
  • Youssef Trabelsi,
  • Abinash Panda,
  • Ashot H. Gevorgyan,
  • Khedr M. Abohassan,
  • Lassaad K. Smirani,
  • Baraa Riyadh Altahan and
  • Ahmed Nabih Zaki Rashed

29 November 2022

It is very important to design a rapid and sensitive device for the creatinine concentration detection due to it being one of the most considerable benchmarks for efficient kidney working. Here, a novel biophotonic sensor using one-dimensional ternar...

  • Article
  • Open Access
13 Citations
3,393 Views
11 Pages

Advanced Raman Spectroscopy Based on Transfer Learning by Using a Convolutional Neural Network for Personalized Colorectal Cancer Diagnosis

  • Dimitris Kalatzis,
  • Ellas Spyratou,
  • Maria Karnachoriti,
  • Maria Anthi Kouri,
  • Spyros Orfanoudakis,
  • Nektarios Koufopoulos,
  • Abraham Pouliakis,
  • Nikolaos Danias,
  • Ioannis Seimenis and
  • Athanassios G. Kontos
  • + 1 author

27 April 2023

Advanced Raman spectroscopy (RS) systems have gained new interest in the field of medicine as an emerging tool for in vivo tissue discrimination. The coupling of RS with artificial intelligence (AI) algorithms has given a boost to RS to analyze spect...

  • Feature Paper
  • Review
  • Open Access
9 Citations
6,231 Views
19 Pages

Skin Imaging Using Optical Coherence Tomography and Photoacoustic Imaging: A Mini-Review

  • Mohsin Zafar,
  • Amanda P. Siegel,
  • Kamran Avanaki and
  • Rayyan Manwar

30 April 2024

This article provides an overview of the progress made in skin imaging using two emerging imaging modalities, optical coherence tomography (OCT) and photoacoustic imaging (PAI). Over recent years, these technologies have significantly advanced our un...

  • Article
  • Open Access
8 Citations
1,913 Views
17 Pages

18 June 2024

Governments and energy providers all over the world are moving towards the use of renewable energy sources. Solar photovoltaic (PV) energy is one of the providers’ favourite options because it is comparatively cheaper, clean, available, abundan...

  • Article
  • Open Access
8 Citations
3,698 Views
21 Pages

Improving Early Optics Instruction Using a Phenomenological Approach: A Field Study

  • Kai Fliegauf,
  • Janika Sebald,
  • Joaquin Marc Veith,
  • Henrike Spiecker and
  • Philipp Bitzenbauer

9 November 2022

Previous research has shown that phenomenological approaches in early optics education might be superior to traditional model-based instruction based on the light ray realm with regards to fostering students’ conceptual understanding of basic o...

  • Article
  • Open Access
8 Citations
3,587 Views
10 Pages

A Multi-Spectral Thermal Gas Detection Imager Using Uncooled Infrared Camera

  • Fang-Xiao Cui,
  • Yue Zhao,
  • An-Jing Wang,
  • Feng-Xiang Ma,
  • Jun Wu,
  • Yang-Yu Li,
  • Da-Cheng Li and
  • Wang-Chao Dong

12 December 2022

Gas remote detection is useful for early warning of gas leakage and toxic chemicals. Optical gas imaging (OGI) built with an uncooled infrared camera is superior to cooled detectors in terms of cost. Current mainstream OGI technologies fall short in...

  • Article
  • Open Access
7 Citations
2,063 Views
8 Pages

Direct Laser Writing of Computer-Generated Holograms by Photodissolution of Silver in Arsenic Trisulfide

  • Arjun Karimbana Kandy,
  • Cedric Sebastien Martins Figueiredo,
  • Manuel Fernandez Merino,
  • Antoine Bourgade,
  • Jean-Yves Natoli,
  • Konstantinos Iliopoulos and
  • Julien Lumeau

31 January 2023

Photodissolution is a process that is well known for its ability to cause inclusion of silver into the matrix of a chalcogenide layer, changing its optical properties. In this paper, using e-beam deposition, we developed Ag (74 nm)/As2S3 (355 nm) bil...