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Now showing items 47813-47832 of 79089

    • Optical properties of Poly Vinyl Alcohol (PVA)/molasses as biodegradable films for agriculture applications 

      Ammar Al-kawaz; Auda Jabbar Braihi; Akram Jassim Jawad (Universiti Malaysia Perlis (UniMAP), 2021-10)
      Biodegradable polymeric films were prepared for agricultural applications. These films based on PVA/ molasses blend mixed with different concentrations (0, 10, 20, 30 and 40 wt. %). These films were characterized by FTIR ...

    • Optical properties of Si quantum dot potential under pressure effect 

      Yarub, Al - Douri (Trans Tech Publications, Switzerland., 2012)
      Further study of the quantum dot potential under hydrostatic pressure for Si is presented. This potential has been calculated by means of our recent empirical model. The indirect energy gap (Γ-X) is calculated using the ...

    • Optical properties of ultraphosphate glasses containing mixed divalent zinc and magnesium ions 

      Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr. (Elsevier, 2013-01)
      Ternary zinc magnesium ultraphosphate glasses corresponding to (ZnO)x(MgO)30−x(P2O5)70 were prepared by melt quenching technique in the range of 5 ⩽ x ⩽ 20 mol%. The optical absorption spectra of the glasses were measured ...

    • Optical properties of ultraphosphate glasses containing mixed divalent zinc and magnesium ions 

      Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr. (Elsevier B.V., 2013-01)
      Ternary zinc magnesium ultraphosphate glasses corresponding to (ZnO)x (MgO)30 x (P2O5)70 were prepared by melt quenching technique in the range of 5 6 x 6 20 mol%. The optical absorption spectra of the glasses were ...

    • Optical propulsion of mammalian eukaryotic cells on an integrated channel waveguide 

      Mukhzeer, Mohamad Shahimin, Dr.; Perney, Nicholas M. B.; Brooks, S.; Wright, K. L.; Wilkinson, James S., Prof. Dr.; Melvin, Tracy, Assoc. Prof. Dr.; Hanley, Neil (Society of Photo-Optical Instrumentation Engineers (SPIE), 2011-01-23)
      The optical propulsion of mammalian eukaryotic cells along the surface of an integrated channel waveguide is demonstrated. 10μm diameter polymethylmethacrylate (PMMA) spherical particles and similarly sized mammalian ...

    • Optical Spectrum CDMA: a new code construction for Double Weight Code Family 

      Mohammed, A; Saad, N.M; Syed Alwee Aljunid, Syed Junid; Anuar, Mat Safar; Mohamad Khazani, Abdullah (Institute of Electrical and Electronics Engineering (IEEE), 2006)
      This paper handles the Double Weight (DW) Code family, one of the proposed codes used in Spectral-Amplitude-Coding Optical Code Division Multiple Access (OCDMA). The DW code family is constructed using a matrix technique ...

    • Optical spectrum CDMA: A new code construction with zero cross correlation for double weight code family 

      Babekir, E.I.; Saad, N.M.; Elfadel, N.; Mohammed, A.; Aziz, A.A.; Anuar, Mat Safar; Syed Alwee Aljunid, Syed Junid; Mohamad Khazani, Abdullah (Institute of Electrical and Electronics Engineering (IEEE), 2007)
      This paper concentrates on Double Weight code family as a proposed code for the optical spectrum code division multiple access (OSCDMA) which has one cross correlation value. By eliminating the intersection columns of this ...

    • Optical Stem Cell Sorter 

      Mukhzeer, Mohamad Shahimin, Dr.; James, S. Wilkinson, Prof. Dr.; Olav, G. Helleso, Assoc. Prof. Dr.; Tracy, Melvin, Assoc. Prof. Dr. (Malaysian Technical Universities Network (MTUN), 2009-06-20)
      There has been extensive research on stem cell therapy, yet remarkably little is known about the molecular mechanisms that underlie the pluripotency of stem cells. Hence, there is a need for an approach to provide a pure ...

    • Optical Technology 

      Universiti Malaysia Perlis (UniMAP) (Universiti Malaysia Perlis (UniMAP), 2017-06)

    • Optical Technology 

      Universiti Malaysia Perlis (UniMAP) (Universiti Malaysia Perlis (UniMAP), 2016-06)

    • Optical Technology 

      Universiti Malaysia Perlis (UniMAP) (Universiti Malaysia Perlis (UniMAP), 2018-06)

    • Optical Technology 

      Universiti Malaysia Perlis (UniMAP) (Universiti Malaysia Perlis (UniMAP), 2019-05)

    • Optical Technology 

      Universiti Malaysia Perlis (UniMAP) (Universiti Malaysia Perlis (UniMAP), 2022-07)

    • Optical Technology 

      Universiti Malaysia Perlis (UniMAP) (Universiti Malaysia Perlis (UniMAP), 2023-07)

    • Optical tomography hardware development for solid gas measurement using mixed projection 

      Siti Zarina, Mohd Muji; Chiew, Loon Goh; Nor Muzakkir, Nor Ayob; Ruzairi, Abdul Rahim, Prof. Dr. ; Mohd Hafiz, Fazalul Rahiman, Dr.; Herlina, Abdul Rahim, Dr.; Muhammad Jaysuman, Pusppanathan; Naizatul Shima, Mohd Fadzil (Elsevier Ltd, 2013-10)
      The ability to implement fan beam projection in parallel view in an optical tomography setup is one of the novelties of this research. This design involves a sensor jig specifically designed for parallel applications that ...

    • Optical tomography system based on charge-coupled device linear image sensors: Particle size measurement 

      Idroas, M.; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; Ibrahim, M. N. (Elsevier B.V, 2011-08)
      This paper discussed an optical tomography system based on charge-coupled device (CCD) linear image sensors. The developed system consists of a lighting system, a measurement section and a data acquisition system. Four CCD ...

    • Optical tomography system based on charge-coupled device linear image sensors: Particle size measurement 

      Mariani, Idroas; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; M. N., Ibrahim (Elsevier B.V., 2011-08)
      This paper discussed an optical tomography system based on charge-coupled device (CCD) linear image sensors. The developed system consists of a lighting system, a measurement section and a data acquisition system. Four CCD ...

    • An optical tomography system using a digital signal processor 

      Ruzairi, Abdul Rahim; Chiam, Kok Thiam; Mohd Hafiz, Fazalul Rahiman (Molecular Diversity Preservation International (MDPI), 2008-03)
      The use of a personal computer together with a Data Acquisition System (DAQ) as the processing tool in optical tomography systems has been the norm ever since the beginning of process tomography. However, advancements in ...

    • Optical tomography system using digital signal processor: Velocity profile measurement 

      Ruzairi, Abdul Rahim; Chiam, Kok Thiam; Mohd Hafiz, Fazalul Rahiman; Yvette-Shan Li, Susiapan; Jayasuman, P. (Inderscience Enterprises Limited, 2009-06)
      The DSP system was customised to control the data acquisition process of 16 x 16 optical sensors array, arranged in parallel beam projection. The data collected was used to reconstruct the cross sectional image of the ...

    • Optical tomography system using microprocessor and ethernet 

      Ruzairi, Abdul Rahim; Goh, Chiew Loon; Chan, Kok San; Pang, Jon Fea; Leong, Lai Chan; Mohd Hafiz, Fazalul Rahiman (Emerald Group Publishing Limited, 2010-01-01)
      Purpose: Owing to the high cost of data acquisition (DAQ) card in the market, the purpose of this paper is to develop a high speed, low-cost microprocessor and ethernet controller-based DAQ in optical tomography system. ...