Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Md. Ibadul Islam"'
Autor:
Kawsar Ahmed, Bikash Kumar Paul, Md. Shadidul Islam, Sawrab Chowdhury, Shuvo Sen, Md. Ibadul Islam, Sayed Asaduzzaman
Publikováno v:
Alexandria Engineering Journal, Vol 57, Iss 4, Pp 3683-3691 (2018)
In this article, a circular air hole organized in a square manner cladding with porous core using elliptical holes index-guiding photonic crystal fiber (IG-PCF) has been proposed and numerically examined. The numerical study is obtained by using fini
Externí odkaz:
https://doaj.org/article/ee17382270174652926a74e6e6ccb7e2
Autor:
Md. Shadidul Islam, Bikash Kumar Paul, Kawsar Ahmed, Sayed Asaduzzaman, Md. Ibadul Islam, Sawrab Chowdhury, Shuvo Sen, Ali Newaz Bahar
Publikováno v:
Alexandria Engineering Journal, Vol 57, Iss 3, Pp 1459-1466 (2018)
In this paper, a highly sensible photonic crystal fiber based on a modified hexagonal structure has mentioned and demonstrated modal analysis precisely. Numerical investigation of the proposed fiber is rigorously computed using full vector finite ele
Externí odkaz:
https://doaj.org/article/bfc215e627a64e4dbc130816be574935
Autor:
Md. Ibadul Islam, Bikash Kumar Paul, Kawsar Ahmed, Md. Rabiul Hasan, Sawrab Chowdhury, Md. Shadidul Islam, Shuvo Sen, Ali Newaz Bahar, Sayed Asaduzzaman
Publikováno v:
Sensing and Bio-Sensing Research, Vol 14, Iss , Pp 30-38 (2017)
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 proposed micro-structured S-P
Externí odkaz:
https://doaj.org/article/8b1eb90b0f85458b91ab5a3fbc19e561
Autor:
Kawsar Ahmed, Bikash Kumar Paul, Sawrab Chowdhury, Md. Shadidul Islam, Shuvo Sen, Md. Ibadul Islam, Sayed Asaduzzaman, Ali Newaz Bahar, Mohammad Badrul Alam Miah
Publikováno v:
Data in Brief, Vol 12, Iss C, Pp 227-233 (2017)
This article represents the data set of micro porous core photonic crystal fiber based chemical sensor. The suggested structure is folded cladding porous shaped with circular air hole. Here is investigated four distinctive parameters including relati
Externí odkaz:
https://doaj.org/article/b1552008533e4189a6052e58898360ba
Autor:
Md. Ibadul Islam, Kawsar Ahmed, Sayed Asaduzzaman, Bikash Kumar Paul, Touhid Bhuiyan, Shuvo Sen, Md. Shadidul Islam, Sawrab Chowdhury
Publikováno v:
Sensing and Bio-Sensing Research, Vol 13, Iss , Pp 55-62 (2017)
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 facilities. Our reported
Externí odkaz:
https://doaj.org/article/74b004d6d2b441259425dbbd33bd8f40
Autor:
Md. Ibadul Islam, Kawsar Ahmed, Shuvo Sen, Sawrab Chowdhury, Bikash Kumar Paul, Md. Shadidul Islam, Mohammad Badrul Alam Miah, Sayed Asaduzzaman
Publikováno v:
Photonic Sensors, Vol 7, Iss 3, Pp 234-245 (2017)
Abstract In this paper, a hexagonal shape photonic crystal fiber (H-PCF) has been proposed as a gas sensor of which both micro-structured core and cladding are organized by circular air cavities. The reported H-PCF has a single layer circular core wh
Externí odkaz:
https://doaj.org/article/29a80100087644ac9afbc25f787dbb0e
Autor:
Md. Shadidul Islam, Kawsar Ahmed, Bikash Kumar Paul, Muhammad Shahin Uddin, Shuvo Sen, Sawrab Chowdhury, Md. Ibadul Islam, Ali Newaz Bahar, Md. Rabiul Hasan, Sayed Asaduzzaman
Publikováno v:
Journal of Optical Communications. 40:401-410
A photonic crystal fiber in square lattice architecture is numerically investigated and proposed for broadband dispersion compensation in optical transmission system. Simulation results reveal that it is possible to obtain an ultra-high negative disp
Autor:
Md. Rabiul Hasan, Md. Shadidul Islam, Md. Ibadul Islam, Sawrab Chowdhury, Bikash Kumar Paul, Sayed Asaduzzaman, Muhammad Shahin Uddin, Shuvo Sen, Kawsar Ahmed
Publikováno v:
Journal of Optical Communications. 40:411-417
In this article, a low loss circular photonic crystal fiber (C-PCF) has been suggested as Terahertz (THz) waveguide. Both the core and cladding vicinity of the suggested PCF are constituted by circular-shaped air holes. The optical properties such as
Autor:
M.S. Mani Rajan, M. Suganthy, Md. Asaduzzaman Jabin, Bikash Kumar Paul, Md. Ibadul Islam, Ali Newaz Bahar, Kawsar Ahmed
Publikováno v:
Optik. 178:970-977
This proposed structure depicts Photonic crystal fiber (PCF) including hexagonal-core for liquid sensitivity. The pretending result shows that the suggested H-PCF obtains the higher level of relative sensitivity using Finite-element-Method (FEM). At
Autor:
Sayed Asaduzzaman, Md. Ibadul Islam, Shuvo Sen, Kawsar Ahmed, Sawrab Chowdhury, Md. Shadidul Islam, Bikash Kumar Paul
Publikováno v:
Alexandria Engineering Journal, Vol 57, Iss 4, Pp 3683-3691 (2018)
In this article, a circular air hole organized in a square manner cladding with porous core using elliptical holes index-guiding photonic crystal fiber (IG-PCF) has been proposed and numerically examined. The numerical study is obtained by using fini