Marine salinity sensing using long-period fiber gratings enabled by stimuli-responsive polyelectrolyte multilayers

F Yang, S Sukhishvili, H Du, F Tian - Sensors and Actuators B: Chemical, 2017 - Elsevier
A highly sensitive fiber-optic salinity sensor synergistically combining long-period gratings
(LPG) and stimuli-responsive polyelectrolyte multilayers is demonstrated. The LPG coupled …

Thin-core fiber structures with overlays for sensing applications

OV Ivanov, F Yang, F Tian, H Du - Optics Express, 2017 - opg.optica.org
We investigate thin-core fiber-optic structures with film overlays that can be used for sensing
applications. The structures are formed by a section of thin-core fibers (SM630 or SM450) …

Role of silica nanoparticles in monitoring and prolonging release of drug-eluting polyelectrolyte coatings using long-period fiber grating platform

F Tian, J Kaňka, F Yang, J Min, PT Hammond - Sensors and Actuators B …, 2017 - Elsevier
Silica nanoparticles (SNPs) were synergistically integrated with long-period grating (LPG)
platform and the process of layer-by-layer (LbL) assembly to enable monitoring controlled …

Enhancing fibre optic sensor signals via gold nanoparticle-decorated agarose hydrogels

SR Makhsin, MH Zakaria, MHN Akashah, RA Rani… - Optical Materials, 2023 - Elsevier
The main objective of this work was to create a novel sensing material using different sizes
of gold nanoparticles (AuNPs) embedded in agarose hydrogel (AG) encapsulated fibre optic …

Mode interaction in a structure based on optical fiber with depressed inner cladding

OV Ivanov - Journal of Communications Technology and …, 2018 - Springer
The paper presents the results of studies of a fiber-optic structure whose principle of
operation is based on the transformation of the core and cladding modes in a segment of …

Lab-on-fiber optofluidic platform for in situ monitoring of drug release from therapeutic eluting polyelectrolyte multilayers

F Tian, J Min, J Kanka, X Li, PT Hammond, H Du - Optics Express, 2015 - opg.optica.org
A lab-on-fiber (LOF) optofluidic platform that provides physiologically relevant
microenvironment was developed by integrating a long period grating (LPG) coupled with …

Characterization of external refractive index sensitivity of a photonic crystal fiber long-period grating

F Tian, J Kanka, H Du - Chinese Optics Letters, 2015 - opg.optica.org
Long-period gratings (LPGs) are fabricated in a photonic crystal fiber (PCF) using the
symmetric point-by-point CO_2 laser irradiation method to explore the sensitivity …

Взаимодействие мод в структуре на основе оптического волокна с депрессированной внутренней оболочкой

ОВ Иванов - Радиотехника и электроника, 2018 - elibrary.ru
Представлены результаты исследований волоконно-оптической структуры, принцип
действия которой основан на преобразовании сердцевинных и оболочечных мод в …

Photonic crystal fiber -phase-shifted long-period gratings with wide bandpass and temperature insensitivity

S Zheng, Y Zhu - Optical Engineering, 2015 - spiedigitallibrary.org
In order to solve for the mode intensity distributions in a photonic crystal fiber (PCF) cross
section and the propagation constant for the design of fiber bandpass filters, we numerically …

Fiber optic index sensor enhanced by gold nanoparticle assembly on long period grating

F Tian, X Li, J Kanka, H Du - Optik, 2017 - Elsevier
The sensing performance of long period grating (LPG) in integration with colloidal gold
nanoparticles (LPG-AuNPs) is investigated. An LPG coupled with a higher cladding mode of …