Browsing BracU Faculty Publications by Title

Now showing items 626-645 of 665

    • Transient anode voltage modeling of IGBT and its carrier lifetime dependence 

      Das, Avijit; Islam, Nazmul; Haq, Masud Ul; Khan, Ziaurrahman (© 2015 IEEE, 2015-11)
      This work presents a minority carrier lifetime estimation technique through investigation into transient anode voltage modeling of Non-punch Through (NPT) Insulated Gate Bipolar Transistor (IGBT). Parabolic approximation ...

    • Transition in electronic transport properties of graphene nanoribbon due to the adsorption of atoms and molecules 

      Shakil, Shifur Rahman; Saha, Atanu Kumar; Bhuian, Md. Belal Hossain (© 2015 Institute of Electrical and Electronics Engineers Inc., 2015)
      The adsorption effects of gas molecules on semiconducting armchair graphene nanoribbon (A-GNR) are studied considering on the significant changes over current-voltage characteristics, device density of states and electrostatic ...

    • Transitions between informal and formal employment: results from a worker survey in Bangladesh 

      Gutierrez, Italo A.; Kumar, Krishna B.; Mahmud, Minhaj; Munshi, Farzana; Nataraj, Shanthi (© 2019 Springer Berlin Heidelberg, 2019-02-13)
      We study transitions between different types of formal and informal employment using retrospective job histories from a new survey in Bangladesh. Workers transitioning between jobs are most likely to remain in the same ...

    • Transitions between informal and formal employment: results from a worker survey in Bangladesh 

      Gutierrez, Italo A.; Kumar, Krishna B.; Mahmud, Minhaj; Munshi, Farzana; Nataraj, Shanthi (© 2017 RAND Corporation, 2017-07)
      We document transitions between different types of formal and informal employment using retrospective job histories from a new survey of 2,000 workers in two metropolitan areas of Bangladesh. We find that workers transitioning ...

    • Transnational feminist solidarity in times of crisis 

      Sharoni, Simona; Siddiqi, Dina Mahnaz; Abdulhadi, Rabab; Al-Ali, Nadje; Eaves, Felicia; Lentin, Ronit; Eaves, Felicia

    • Trends and inequities in use of maternal health care services in Bangladesh, 1991-2011 

      Anwar, Iqbal; Y. Nababan, Herfina; Mostari, Shabnam; Rahman, Aminur; A. M. Khan, Jahangir (© 2015 Public Library of Science, 2015)
      Background and Methods Monitoring use-inequity is important to measure progress in efforts to address healthinequities. Using data from six Bangladesh Demographic and Health Surveys (BDHS), we examine trends, inequities ...

    • True three-phase bidirectional switch based AC-AC Buck-Boost converter topology 

      Tanvir Hossain, Mohammad Rubaiyat; Abedin, Amina Hasan; Choudhury, Mohammad Ali A Shoukat; Uddin, Mohammad Nasir (© 2013 IEEE Computer Society, 2013)
      A new three-phase true bidirectional switch is proposed in this paper. This switch consist of a unidirectional switch enclosed in two three phase diode bridges with bidirectional input and output terminals. A family of ...

    • Tsunami source uncertainty estimation: the 2011 Japan tsunami 

      Dettmer, Jan; Hawkins, Rhys; Cummins, Phil R.; Hossen, Jakir; Sambridge, Malcolm; Hino, Ryota; Inazu, Daisuke (© 2016 Blackwell Publishing Ltd, 2016)
      This paper studies the initial sea surface displacement and its uncertainty after an earthquake based on tsunami waveforms. The spatial distribution is inferred with a Bayesian approach that provides probabilities that are ...

    • Tuberculosis associates with both airflow obstruction and low lung function: BOLD results 

      F. S. Amaral, André; Coton, Sonia; S Kato, Bernet; C Tan, Wan; Studnicka, Michael; Janson, Christer; Gislason, Thorarinn; Mannino, David; D Bateman, Eric; Buist, Sonia; G J Burney, Peter; BOLD Collaborative Research Group (© 2015 European Respiratory Society, 2015)
      In small studies and cases series, a history of tuberculosis has been associated with both airflow obstruction, which is characteristic of chronic obstructive pulmonary disease, and restrictive patterns on spirometry. The ...

    • Tuning the TCP congestion control parameters to optimize client-server systems 

      Uddin, Jia; Kim, Jong-Myon; Yi, Myeong-Jae; Kim, Tae-Gong (© 2012 International Journal of Multimedia and Ubiquitous Engineering, 2012)
      The demand of high volume data communication over the internet is mounting day by day. In general, the performance of a communication system depends on the loss of data packets. It happens as there are multiple paths exist ...

    • Two switch three phase ĆUK regulated rectifier 

      Abedin, Amina Hasan; Choudhury, Mohammad Ali A.Shoukat (© 2016 IEEE, 2016-11-22)
      A three phase Vienna/Modular-Boost rectifier provides only boost voltage gain regulation using three single phase PFC controller to achieve power factor correction and input current waveform improvement. A Buck-Boost voltage ...

    • A two-dimensional fault diagnosis model of induction motors using a gabor filter on segmented images 

      Uddin, Jia; Islam, Mr. Rashedul; Kim, Jong-Myon; Kim, Cheol-Hong (© 2016 Science and Engineering Research Support Society, 2016)
      Image segmentation has received extensive attention due to the use of high-level descriptions of image content. This paper proposes a fault diagnosis model using a Gabor filter on segmented two-dimensional (2D) gray-level ...

    • A two-seater light-weight solar powered clean car: preliminary design and economic analysis 

      Ahmed, Sanjana; Zenan, Ahmed Hosne; Rahman, Mosaddequr Abdur (© 2014 Institute of Electrical and Electronics Engineers Inc., 2014-07)
      This paper outlines the design of a prototype solar powered light-weight economically affordable clean car for the daily office commuters of Dhaka city. Calculation in this paper shows that the solar power alone will be ...

    • Undernutrition, vitamin A and iron deficiency are associated with impaired intestinal mucosal permeability in young Bangladeshi children assessed by lactulose/mannitol test 

      Hossain, Md Iqbal; Haque, Rashidul; Mondal, Dinesh; Mahfuz, Mustafa; Ahmed, Am Shamsir; Islam, Mohammad Munirul; Guerrant, Richard Littleton; Petri, William Arthur; Ahmed, Tahmeed J. (© 2017 Public Library of Science, 2016-12)
      Background: Lactulose/mannitol (L:M) test has been used as a non-invasive marker of intestinal mucosal-integrity and -permeability (enteropathy). We investigated the association of enteropathy with anthropometrics, ...

    • Understanding the lives of caregivers of children with cerebral palsy in rural Bangladesh: use of mixed methods 

      Zuurmond, Maria A; Mahmud, Ilias; Polack, Sarah; Evans, Jenny (© 2015 Action for Disability Regional Rehabilitation Centre, 2015-06)
      Cerebral palsy is the most prevalent health condition linked to childhood disability in Bangladesh, yet support and rehabilitation for this group is limited. Understanding the impact of cerebral palsy at family level is ...

    • Universal health coverage anchored in the right to health 

      Ooms, Gorik; Brolan, Claire; Eggermont, Natalie; Eide, Asbjørn; Flores, Walter; Forman, Lisa; Friedman, Eric A; Gebauer, Thomas; Gostin, Lawrence O; Hill, Peter S; Hussain, Sameera; McKee, Martin; Mulumba, Moses; Siddiqui, Faraz; Sridhar, Devi; Leemput, Luc Van; Waris, Attiya; Jahn, Albrecht (© 2013 Bulletin of the World Health Organization, 2013-01)

    • University course advising: overcoming the challenges using decision support system 

      Roushan, Tanvir; Chaki, Dipankar; Hasdak, Onishim; Chowdhury, Md. Syeed; Rasel, Annajiat Alim; Rahman, M. Abdur; Arif, Hossain (© 2014 Institute of Electrical and Electronics Engineers Inc., 2014-12)
      Universities require a fast and reliable system to provide academic advising to its students, register them into different courses, and to manage change requests. Currently in Bangladesh, academic advising is done mostly ...

    • Unsteady laminar mixed convection boundary layer flow near a vertical wedge due to oscillations in the free-stream and surface temperature 

      Roy, Nepal Chandra; Hossain, Md. Anwar; Hussain, Sharmina (© 2016 De Gruyter Open Ltd., 2016)
      The unsteady laminar boundary layer characteristics of mixed convection flow past a vertical wedge have been investigated numerically. The free-stream velocity and surface temperature are assumed to be oscillating in the ...

    • Usage of academic libraries: the role of service quality, resources, and user characteristics 

      Simmonds, Patience L.; Andaleeb, Syed Saad (© Graduate School of Library and Information Science. University of Illinois at Urbana-Champaign, 2001)
      Competitive pressures from different information providers; widely available information resources; rising costs of books, serials, and electronic resources; and emerging new technologies and services providing information ...

    • Users discourses about primary health care professionals in rural Bangladesh 

      Hasan, Md. Kamrul; Conn, Cath; Wilson, Kaisa (© 2014 Department of Public Health, School of Public Health and Psychosocial Studies, Auckland University of Technology, 2014-12)
      Evidence from earlier studies in Bangladesh indicates that an imbalance in status between health professionals and primary healthcare users in rural Bangladesh can lead to corrupt behaviour among health professionals. This ...