Results 11 to 20 of about 14,697,656 (278)

PCF Based Sensor with High Sensitivity, High Birefringence and Low Confinement Losses for Liquid Analyte Sensing Applications [PDF]

open access: yesSensors, 2015
In this paper, we report a design of high sensitivity Photonic Crystal Fiber (PCF) sensor with high birefringence and low confinement losses for liquid analyte sensing applications.
Huseyin Ademgil, Shyqyri Haxha
doaj   +2 more sources

Locally pressed fibre Bragg grating pressure sensor [PDF]

open access: yes, 2006
A spectral-hole created by locally pressing a fibre Bragg grating exhibited a wavelength-shift within the FBG bandwidth. A sensitivity of 74.3pm/(N/mm) was obtained for pressure applied along the slow axis of a high birefringence ...
Tatam, Ralph P.   +3 more
core   +8 more sources

Electric birefringence studies of biopolymer systems [PDF]

open access: yes, 1977
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Important and novel electric birefringence measurements of immediate significance in the biomedical field are reported on a family of materials which form ...
Isles, Martin
core   +7 more sources

Corresponding relationship between characteristic birefringence, strain, and impurities in Zimbabwean mixed-habit diamonds revealed by mapping techniques [PDF]

open access: yesEuropean Journal of Mineralogy, 2022
Birefringence in diamond is an optical phenomenon related to strain and various defects in crystal lattices. Despite extensive investigations being done to characterize and quantify it, there is still controversy about its origin in diamond lattices ...
C. Sun   +5 more
doaj   +1 more source

Coherent Phonon‐Induced Gigahertz Optical Birefringence and Its Manipulation in SrTiO3

open access: yesAdvanced Science, 2023
Birefringence, which modulates the polarization of electromagnetic wave, has been commercially developed and widely used in modern photonics. Fostered by high‐frequency signal processing and communications, feasible birefringence technologies operating ...
Tao Sun   +16 more
doaj   +1 more source

Millisecond-Response Nematic Liquid Crystal for Augmented Reality Displays

open access: yesPhotonics, 2023
Developing fast-response liquid crystals (LCs) is an essential way to achieve low cost, high resolution, and good visual experience for augmented reality (AR) displays.
Jiaxing Tang   +4 more
doaj   +1 more source

Ptychographic lens-less birefringence microscopy using a mask-modulated polarization image sensor

open access: yesScientific Reports, 2023
Birefringence, an inherent characteristic of optically anisotropic materials, is widely utilized in various imaging applications ranging from material characterizations to clinical diagnosis.
Jeongsoo Kim   +10 more
doaj   +1 more source

Sagnac Interferometric Temperature Sensor Based on Boron-Doped Polarization-Maintaining Photonic Crystal Fibers

open access: yesOptics, 2022
A sensitive temperature sensor was demonstrated using boron-doped polarization-maintaining photonic crystal fiber (PM-PCF) as a Sagnac interferometer (SI).
Lan Cheng   +3 more
doaj   +1 more source

5D data storage by ultrafast laser nanostructuring in glass [PDF]

open access: yes, 2013
The high-density five dimensional data storage with ultrafast laser writing is demonstrated. The text file is recorded by polarization controlled self-assembled form birefringence and retrieved in glass opening the era of unlimited lifetime data ...
Kazansky, P.G.   +7 more
core   +2 more sources

Numerical Modeling of a Rectangular Hollow-Core Waveguide for the Detection of Fuel Adulteration in Terahertz Region

open access: yesFibers, 2020
A petrol adulteration sensor based on a rectangular shaped hollow-core photonic crystal fiber is proposed and numerically analyzed in the terahertz regime. The performance of the proposed sensor was evaluated when it is employed to characterize different
Md. Ahasan Habib   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy