This page provides access to research works by Prof. Dr. Uda Hashim, currently a Director Institute of Nano Electronic Engineering, Universiti Malaysia Perlis (UniMAP).

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Skills and Expertise: Nanostructures, Nanowires Engineering, Micelles and Nanotechnology for Drug Delivery

Recent Submissions

  • The Impacts of Platinum Diffusion to the Reverse Recovery Lifetime of a High Power Diode Devices 

    C.M., Cheh; Mohd Khairuddin, Md Arshad; Ruslinda, Abdul Rahim; C., Ibau; Voon, Chun Hong; Ramzan, Mat Ayub; Uda, Hashim (EDP Sciences, 2016)
    The reverse recovery lifetime of a diode is one the key parameter in power electronics market. To make a diode with fast switching speed, diodes are often doped with impurities such as gold and platinum to improve its ...
  • Nanoherbals in Human Healthcare: A Proposed Research and Development Roadmap II 

    S., Ahmad; Uda, Hashim (Universitas Gadjah Mada, 2012)
    Bioactive secondary metabolites derived from herbs are examined for their suitability of conversion into nanoforms having flexible morphological controls, surface stabilizations and surface functionalization. This can lead ...
  • Biotechnological processes in microbial Amylase production 

    Subash C. B., Gopinath; Periasamy, Anbu; Mohd Khairuddin, Md Arshad; Thangavel, Lakshmipriya; Chun, Hong Voon; Uda, Hashim; Suresh V., Chinni (Hindawi Limited, 2017-02-09)
    Amylase is an important and indispensable enzyme that plays a pivotal role in the field of biotechnology. It is produced mainly from microbial sources and is used in many industries. Industrial sectors with top-down and ...
  • From nanostructure to nano biosensor: Institute of Nano Electronic Engineering (INEE), UniMAP experience 

    Uda, Hashim; K L, Foo (Universitas Negeri Semarang, 2011-11)
    Nanostructure is defined as something that has a physical dimension smaller than 100 nanometers, ranging from clusters and/or to dimensional layers of atoms. There are three most important nanostructures that are extensively ...
  • Assessing Antimicrobial Activity of Aloe Vera against Colletrotrichum Capsici and Bacillus Subtilis 

    Muhammad Nur Aiman, Uda; Ong, Yee Fen; Tan, Ewe Shen; Nur Hulwani, Ibrahim; N. Harzana, Shaari; N. Shamiera, Said; Mohd Khairul Rabani, Hashim; Muhammad Syakir, Yusoff; Uda, Hashim; Gopinath, Subash C. B. (Universiti Malaysia Perlis (UniMAP), 2018)
    Nowadays, overuse of chemical fungicide has a side effect which is harmful to human, cause environmental problem and destroys the antagonist microorganisms. Therefore, it is important to develop natural fungicide and ...
  • Effect of alignment mark depth on alignment signal behavior in advanced lithography 

    Normah, Ahmad; Uda, Hashim; Mohd Jeffery, Manaf; Kader Ibrahim, Abdul Wahab (Universiti Malaysia Perlis, 2008)
    Finding a robust alignment strategy is one of the key evaluations in defining photolithography process. Alignment is a process to determine how the current pattern is placed on the wafer. Alignment is done by an optical ...
  • Design and analysis of various microcantilever shapes for MEMS based sensing 

    Huzein Fahmi, Hawari; Yufridin, Wahab, Dr.; M. T., Azmi; Ali Yeon, Md Shakaff, Prof. Dr.; Uda, Hashim, Prof. Dr.; Shazlina, Johari, Dr. (Institute of Physics Publishing, 2014)
    One the major requirements for sensing devices is its sensitivity. This paper presents the design, analysis and simulation of various types of MEMS based microcantilevers shapes and their influence on sensing sensitivity. ...
  • Application of gold nanoparticles for electrochemical DNA biosensor 

    Ahmed Mishaal, Mohammed; Ruslinda, Abdul Rahim, Dr.; Ibraheem Jaleel, Ibraheem; Foo, Kai Loong; Hasrul Hisham, Che Ahmad; Uda, Hashim, Prof. Dr.; Yarub, Al-Douri, Assoc. Prof. Dr. (Hindawi Publishing Corporation, 2014)
    An electrochemical DNA biosensor was successfully fabricated by using (3-aminopropyl)triethoxysilane (APTES) as a linker molecule combined with the gold nanoparticles (GNPs) on thermally oxidized SiOthin films. The SiOthin ...
  • Influence of shear strength on long term biased humidity reliability of Cu ball bonds 

    Chong, Leong Gan; Uda, Hashim, Prof. Dr. (Springer Science+Business Media New York, 2014-10)
    This paper compares and discusses the influence of shear strength (in terms of shear-per mils-square) of Au and Cu ball bonds on the biased humidity reliability performance in SOIC 8LD leaded package. Biased (HAST) highly ...
  • Simulation of 1GHz center frequency SAW using CST software for biosensor application 

    Mohd Rosydi, Zakaria; Uda, Hashim, Prof. Dr.; M. H. I., Mohd Amin; Tijjani Adam, Shuwa; M. Wesam, Al-Mufti (IDOSI Publications, 2013)
    Surface Acoustic Wave (SAW) is a one of the essential components that used for sensor application to detect in various fields. The high center frequencywill improve the sensitivity of SAW biosensor. Therefore, it's very ...
  • Nanoelectrode chrome photomask design and specification for biosensor fabrication 

    Balakrishnan, Sharma Rao; Uda, Hashim, Prof. Dr. (Trans Tech Publications, 2013)
    This paper explains the most crucial part of any microchip fabrication, which is the mask design for photolithography process. The design is initially sketched roughly to meet the design specification and later on designed ...
  • Microfluidic photomask design using CAD software for application in lab-on-chip biomedical nano diagnostics 

    Balakrishnan, Sharma Rao; Uda, Hashim, Prof. Dr. (Trans Tech Publications, 2013)
    Photomasks are used as stencil to print images on semiconductor material. This study represents design and specifications of photomask for microfluidic fabrication. For a precise pattern transfer, the photomask should meet ...
  • Effects of reaction time on the morphological, structural, and gas sensing properties of ZnO nanostructures 

    Shahid, Hussain; Tianmo, Liu; Muhammad Kashif, Muhammad Faroow; Lin, Liyang; Wu, Shufang; Weiwei, Guo; Wen, Zeng; Uda, Hashim, Prof. Dr. (Elsevier, 2014-02)
    Morphological transformation was achieved from ZnO hexagonal needle-like rods to hexagonal flower-like rods by varying the reaction growth time using the hydrothermal method. Optical bandgap energies were calculated from ...
  • Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors 

    Qazi Muhammad, Humayun; Muhammad Kashif, Muhammad Faroow; Uda, Hashim, Prof. Dr.; Ahsanulhaq, Qurashi (Springer, 2014-01)
    Selective area growth of ZnO nanorods is accomplished on microgap electrodes (spacing of 6μm) by using a facile wet chemical etching process. The growth of ZnO nanorods on a selected area of microgap electrode is carried ...
  • Chalcogenide nanostructures: Topography, synthesis, properties, and applications 

    Yarub, Al-Douri; Uda, Hashim, Prof. Dr. (AIP Publishing LLC, 2014)
    High-quality Cadmium sulfide (CdS) nanostructures for high-efficiency optoelectronic devices were prepared at different annealing temperatures using a sol-gel spin-coating method. Atomic force microscopy and X-ray diffraction ...
  • Advances in biosensors: Principle, architecture and applications 

    Veeradasan, Perumal; Uda, Hashim, Prof. Dr. (Elsevier, 2014-01)
    The ability to detect pathogenic and physiologically relevant molecules in the body with high sensitivity and specificity offers a powerful opportunity in the early diagnosis and treatment of diseases. Early detection and ...
  • Protein solubility behaviour of fresh and frozen chicken meat in slaughtering and non slaughtering condition 

    Nahar, M. K.; Zarina, Zakaria, Dr.; Uda, Hashim, Prof. Dr. (Faculty of Food Science & Technology, Universiti Putra Malaysia, 2014)
    This work was investigated the protein solubility properties of meat from chicken in different body part. The effects of fresh and freezing condition were studied on the protein solubility as a functional property of ...
  • Design and fabrication of silicon nanowire based sensor 

    Siti Fatimah, Abd Rahman; Nor Azah, Yusof, Prof. Dr.; Uda, Hashim, Prof. Dr.; Mohammad Nuzaihan, Md Nor (Electrochemical Science Group (ESG), 2013)
    This paper reports the process development of silicon nanowires sensor requires both the fabrication of nanoscale diameter wires and standard integration to CMOS process. By using silicon-on-insulator (SOI) wafer as a ...
  • Chrome mask design for microfluidic fabrication 

    Perumal, Veeradasan; Uda, Hashim, Prof. Dr. (Trans Tech Publications, 2013)
    This paper presents a simple and effective method to design chrome mask for microfludic fabrication. Microfluidic fabrication involves 9 major step and mainly depends on the master mold template formation by SU-8 photoresists ...
  • Nanobiosensor for the detection and quantification of pork adulteration in meatball formulation 

    Md. Eaqub, Ali, Dr.; Uda, Hashim, Prof. Dr.; Shuhaimi, Mustafa; Yaakob, Che Man; Tijjani Adam, Shuwa; Qazi Muhammad, Humayun (Taylor & Francis, 2014)
    A 27-nucleotide AluI fragment of swine cytochrome b (cytb) gene was integrated to 3-nm diameter citrate–tannate-coated gold nanoparticles to fabricate a species-specific nanobiosensor. The biosensor was applied to authenticate ...

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