DSpace Repository

Browsing by Author "Asaduzzaman, Sayed"

Browsing by Author "Asaduzzaman, Sayed"

Sort by: Order: Results:

  • Porous core Photonic Crystal Fiber based chemical sensor 
    Paul, Bikash Kumar; Islam, Md. Shadidul; Chowdhury, Sawrab; Asaduzzaman, Sayed; Ahmed, Kawsar (IEEE Xplore, 2017-02-16)
    In this paper, a porous core photonic crystal fiber based chemical sensor has been proposed. The cladding of the proposed PCF is hybrid where inner three layers are hexagonal and the outer two layers are circular. The ...
  • Porous shaped photonic crystal fiber with strong confinement field in sensing applications: Design and analysis 
    Chowdhury, Sawrab; Sen, Shuvo; Ahmed, Kawsar; Paul, Bikash Kumar; Miah, Mohammad Badrul Alam; Asaduzzaman, Sayed; Islam, Md. Shadidul; Islam, Md Ibadul (Elsevier, 2017-03-04)
    In this article, porous core porous cladding photonic crystal fiber (P-PCF) has been proposed for aqueous analytes sensing applications. Guiding properties of the proposed P-PCF has been numerically investigated by utilizing ...
  • 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 simple structure photonic crystal fiber for lower indexed chemical sensing 
    Asaduzzaman, Sayed; Ahmed, Kawsar; Arif, Md. Faizul Huq; Morshed, Monir (IEEE Xplore, 2016-06-09)
    In this paper, a simple two layer photonic crystal fiber has been proposed. The proposed PCF shows higher sensitivity as a chemical sensor for lower refractive index chemicals Ethanol and Methanol. The proposed structure ...
  • Proposal of simple gas sensor based on micro structure optical fiber 
    Morshed, Monir; Asaduzzaman, Sayed; Arif, Md. Faizul Huq; Ahmed, Kawsar (IEEE Xplore, 2015-10-29)
    This paper presents a simple structure of photonic crystal fiber (PCF) based gas sensors. Gas sensors can be used in gas production facilities for safe measurement. The index guiding properties of two rings circular PCF ...
  • Proposed Square Lattice Photonic Crystal Fiber for Extremely High Nonlinearity, Birefringence and Ultra-High Negative Dispersion Compensation 
    Islam, Md. Ibadul; Ahmed, Kawsar; Sen, Shuvo; Paul, Bikash Kumar; Islam, Md. Shadidul; Chowdhury, Sawrab; Hasan, Md. Rabiul; Uddin, Muhammad Shahin; Asaduzzaman, Sayed; Bahar, Ali Newaz (De Gruyter, 2017-07-20)
    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 ...
  • Rhombic core photonic crystal fiber for sensing applications: Modeling and analysis 
    Islam, Md. Shadidul; Paul, Bikash Kumar; Ahmed, Kawsar; Asaduzzaman, Sayed (Elsevier GmbH., 2017-12-19)
    In this paper a rhombic shape core based photonic crystal fiber (RC-PCF) has been proposed for aqueous analytes sensing purposes. Proposed RC-PCF structure has been modeled with pure silica and numerically simulated in ...
  • The risk prediction of stress on neurodegenerative health consequences of Bangladeshi people: a data mining approach 
    Khan, Md. Arif; Wahiduzzaman, Muhammad; Mia, Mamun; Asaduzzaman, Sayed; Ahmed, Kawsar; Emran, Abdullah-Al (Asian-Pacific Society for Neurochemistry, 2016-08)
    Stress, particularly work-related stress, has aroused growing interest across Europe and America in recent years. Stress is considered a causal factor in many diseases. Stress can have an impact on health but the necessary ...
  • Signal Propagation Parameters Estimation Through Designed Multi Layer Fibre With Higher Dominant Modes Using OptiFibre Simulation 
    Rashed, Ahmed Nabih Zaki; Ahammad, SK. Hasane; Daher, Malek G.; Sorathiya, Vishal; Siddique, Abrar; Asaduzzaman, Sayed; Rehana, Hasin; Dutta, Nitul; Patel, Shobhit K.; Nyangaresi, Vincent Omollo; Jibon, Rayhan Habib; Ibrahim, Anas (Daffodil International University, 2022-06-23)
    The aim and scope of the paper is to simulate the signal propagation parameters estimation through designed multi-layer fibre with higher dominant modes by using OptiFibre simulation software. The multi-layer fibre profile ...
  • Simulation based analysis of formalin detection through photonic crystal fiber 
    Arif, Md. Faizul Huq; Biddut, Md. Jaminul Haque; Ahmed, Kawsar; Asaduzzaman, Sayed (IEEE Xplore, 2016-12-01)
    Formalin is a dangerous organic chemical substance in today's life. It is the solution of two substances; Formaldehyde and Water. Formalin is used forlong time preservation for various types of foods and other things from ...
  • Spatial Single Mode Laser Source Interaction With Measured Pulse Based Parabolic Index Multimode Fiber 
    Rashed, Ahmed Nabih Zaki; Shaik, Hasane Ahammad; Sorathiya, Vishal; Daher, Malek G.; Siddique, Abrar; Asaduzzaman, Sayed; Rehana, Hasin; Dutta, Nitul; Patel, Shobhit K.; Nyangaresi, Vincent Omollo; Jibon, Rayhan Habib; Abdelhamid, Huda Said (Daffodil International University, 2022-06-21)
    The study clarified spatial single mode laser interaction with measured pulse based parabolic index multimode fiber. Peak power level margin, maximum/minimum signal amplitude margin after parabolic index multimode fiber ...
  • Spiral photonic crystal fiber for gas sensing application 
    Islam, Md. Ibadul; Khatun, Maksuda; Sen, Shuvo; Ahmed, Kawsar; Asaduzzaman, Sayed (IEEE Xplore, 2017-02-16)
    This paper proposes, the design and characterization of a spiral shape photonic crystal fiber for gas sensing application. The core region of the proposed PCF is oriented with elliptical air holes in a hexagonal shape and ...
  • Ultra-high Negative Dispersion and Nonlinearity Based Single Mode Photonic Crystal Fiber 
    Islam, Md. Ibadul; Ahmed, Kawsar; Paul, Bikash Kumar; Chowdhury, Sawrab; Sen, Shuvo; Islam, Md. Shadidul; Asaduzzaman, Sayed; Bahar, Ali Newaz (Journal of Optics, Springer, 2019-03-01)
    In this article, we have proposed a large negative dispersion coefficient and highly nonlinear polarization maintaining single mode square photonic crystal fiber. The proposed design is extremely attractive for compensation ...
  • Ultra-high negative dispersion and nonlinearity based single mode photonic crystal fiber: design and analysis 
    Islam, Md. Ibadul; Ahmed, Kawsar; Paul, Bikash Kumar; Chowdhury, Sawrab; Sen, Shuvo; Islam, Md. Shadidul; Asaduzzaman, Sayed; Bahar, Ali Newaz (Springer Nature, 2018-12-04)
    In this article, we have proposed a large negative dispersion coefficient and highly nonlinear polarization maintaining single mode square photonic crystal fiber. The proposed design is extremely attractive for compensation ...
  • Ultra-low Loss with Single Mode Polymer-Based Photonic Crystal Fiber for THz Waveguide 
    Sen, Shuvo; Islam, Md. Shadidul; Paul, Bikash Kumar; Islam, Md. Ibadul; Chowdhury, Sawrab; Ahmed, Kawsar; Hasan, Md. Rabiul; Uddin, Muhammad Shahin; Asaduzzaman, Sayed (De Gruyter, 2017-09-02)
    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. ...
  • Ultrahigh birefringence, ultralow material loss porous core single-mode fiber for terahertz wave guidance 
    Ahmed, Kawsar; Chowdhury, Sawrab; Paul, Bikash Kumar; Islam, Md. Shadidul; Sen, Shuvo; Islam, Md. Ibadul; Asaduzzaman, Sayed (The Optical Society, 2017-04-17)
    In this paper, a novel polarization-maintaining single-mode photonic crystal fiber (PCF) has been suggested for terahertz (THz) transmission applications. The reported PCF has five layers of hexagonal cladding with two ...

Search DSpace

Browse

My Account