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Browsing by Subject "Birefringence"

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Design and Analysis of Heptagonal Cladding with Rotated-hexa Elliptical Core Based PCF for the Applications of Communication Sectors in the THZ Region

Hossain, Md. Selim; Barid, Mimun; Sen, Shuvo; Azad, Mir Mohammad; Haque, Md. Dulal (Optical and Quantum Electronics, Springer, 2021-11-02)

Photonic crystal fiber-based heptagonal cladding with the elliptical rotated-Hexa core is reported in the terahertz waveguide for the applications of communication area in this paper. By utilizing the photonic crystal fiber ...
Design and analysis of slotted core photonic crystal fiber for gas sensing application

Paul, Bikash Kumar; Rajesh, E.; Asaduzzaman, Sayed; Islam, Md. Shadidul; Ahmed, Kawsar; Amiri, I.S.; Zakaria, R. (Elsevier B.V., 2018-09-12)

In this paper, a slotted core photonic crystal fiber (PCF) has been designed. A rigorous numerical investigation has been done over the wider range of the wavelength from 1.30 µm to 2.0 µm near inferred region (IR). By ...
Design of Ge 20 Sb 15 Se 65 Embedded Rectangular Slotted Quasi Photonic Crystal Fiber for Higher Nonlinearity Applications

Amiri, I. S.; Chakma, Sujan; Paul, Bikash Kumar; Ahmed, Kawsar; Dhasarathan, Vigneswaran; Rajan, M.S. Mani (Optik, Elsevier, 2019-05)

In quasi pattern, photonic crystal fiber (PCF) with Ge20Sb15Se65 rectangular core is modeled. In this article, few optical properties of PCFs like power fraction, nonlinearity, effective mode area, birefringence, beat ...
Design of single mode spiral photonic crystal fiber for gas sensing applications

Islam, Md.Ibadul; Ahmed, Kawsar; Asaduzzaman, Sayed; Paul, Bikash Kumar; Bhuiyan, Touhid; Sen, Shuvo; Islam, Md. Shadidul; Chowdhury, Sawrab (Elsevier, 2017-03-06)

In this paper, a spiral shape photonic crystal fiber (S-PCF) has been suggested as a gas sensor for detecting toxic or colorless gases as well as monitoring the air pollution by metering gas condensate elements in production ...
FEM Analysis of Birefringence, Dispersion and Nonlinearity of Graphene Coated Photonic Crystal Fiber

Ahmed, Kawsar; Paul, Bikash Kumar; Jabin, Md. Asaduzzaman; Biswas, Bipul (Ceramics International, Elsevier, 2019-08)

A novel D-shaped photonic crystal fiber (D-PCF) is proposed to concurrently achieve ultra-high nonlinearity, birefringence, and numerical aperture profile. Also, the model consists of a single core design with a series of ...
Highly birefringent single mode spiral shape photonic crystal fiber based sensor for gas sensing applications

Islam, Md. Ibadul; Paul, Bikash Kumar; Ahmed, Kawsar; Hasan, Md. Rabiul; Chowdhury, Sawrab; Islam, Md. Shadidul; Sen, Shuvo; Bahar, Ali Newaz; Asaduzzaman, Sayed (Elsevier, 2017-04-21)

This article represents a gas sensor based on spiral photonic crystal fiber (S-PCF) for detecting harmful or colorless gasses and monitoring air pollution by metering gas condensate elements in production facilities. The ...
Highly Birefringent TOPAS Based Single Mode Photonic Crystal Fiber with Ultra-low Material Loss for Terahertz Applications

Paul, Bikash Kumar; Ahmed, Kawsar (Optical Fiber Technology, IEEE, 2019-12)

In this article, a polarization maintaining single mode photonic crystal fiber (PCF) has been suggested for Terahertz wave propagation. The proposed PCF is circular shape where five layers cladding vicinity encircles the ...
Hybrid photonic crystal fiber in chemical sensing

Asaduzzaman, Sayed; Ahmed, Kawsar; Bhuiyan, Touhid; Farah, Tanjila (Springer Plus, 2016-06-16)

In this article, a hybrid photonic crystal fiber has been proposed for chemical sensing. A FEM has been applied for numerical investigation of some propagation characteristics of the PCF at a wider wavelength from 0.7 to ...
Investigation of Highly Birefringent and Highly Nonlinear Hexa Sectored PCF with low confinement loss

Anas, Md Toaha; Asaduzzaman, Sayed; Ahmed, Kawsar; Bhuiyan, Touhid (Elsevier B.V., 2018-11-13)

A novel design of Hexa Sectored Photonic Crystal Fiber (HS-PCF) with high nonlinearity and high birefringence has been revealed in this paper where core is slotted and filled with Gallium Phosphide (GaP). Finite Element ...
Micro-structure Ring Fiber–based Novel Magnetic Sensor with High Birefringence and High Sensitivity Response in Broad Waveband

Mitu, Sumaiya Akhtar; Ahmed, Kawsar; Zahrani, Fahad Ahmed Al; Abdullah, Hasan; Hossain, Md.Nadim; Paul, Bikash Kumar (Plasmonics, Springer, 2021-01-11)

The magnetic fluid sensor is proposed and numerically investigated by using finite-element-method (FEM) based on the photonic crystal fiber (PCF) with butterfly-shaped air holes and a ring core. Ethanol is used as a magnetic ...
Proposal of a gas sensor with high sensitivity, birefringence and nonlinearity for air pollution monitoring

Asaduzzaman, Sayed; Ahmed, Kawsar (Elsevier, 2016-07-01)

Flammable or poisonous gasses in the air are capable of destroying a geographical area of causing a fire, fulmination, and venomous exposure. This paper presents a micro-cored photonic crystal fiber based gas sensor for ...
Proposal of a Highly Birefringent Bow-Tie Photonic Crystal Fiber for Nonlinear Applications

Hossain, Md. Moynul; Kabir, Md. Anowar; Hassan, Md. Mehedi; Parag, Md. Ashikur Rahman; Hossain, Md. Nadim; Paul, Bikash Kumar; Uddin, Muhammad Shahin; Ahmed, Kawsar (Scopus, 2020)

In this letter, a bow-tie-type photonic crystal fiber (PCF) with high birefringence (Hi-Bi) has been proposed. The core of the PCF is elliptical with Chalcogenide glass (Ga8Sb32S60Ga8Sb32S60) material. The whole analysis ...
Silicon nano crystal filled ellipse core based quasi photonic crystal fiber with birefringence and very high nonlinearity

Paul, Bikash Kumar; Chakma, Sujan; Khalek, Md. Abdul; Ahmed, Kawsar (2018-10-10)

In this paper, we have proposed a new type of quasi photonic crystal fiber (PCF) with a silicon nano crystal core. This structure can be used to sense aqueous analysis over a wavelength range of 1.00 µm to 3.00 µm. The ...
Titanium-coated Dual-core D-shaped SPR-based PCF for Hemoglobin Sensing

Jabin, Md. Asaduzzaman; Ahmed, Kawsar; Rana, Md. Juwel; Paul, Bikash Kumar; Luo, Yanhua; Vigneswaran, Dhasarathan (Plasmonics, Springer, 2019-05-12)

Two new dual-core D-shaped SPR (surface plasmon resonance) PCFs (photonic crystal fibers) (DCD-S-SPR PCF) with a splitting barrier between the twin cores are proposed for the detection and sensing of the different bio-samples ...

Browsing by Subject "Birefringence"

Browsing by Subject "Birefringence"

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