Browsing by Author "uda@unimap.edu.my"

Now showing items 21-40 of 155

    • Design and process development of silicon nanowire based DNA biosensor using electron beam lithography 

      Uda, Hashim; Siti Fatimah, Abd Rahman; Mohammad Nuzaihan, Md Nor; Shahrir, Salleh (Institute of Electrical and Electronics Engineering (IEEE), 2008-12-01)
      Silicon nanowires (SiNWs) have their unique feature such as similar diameters to biomolecules, chemically tailorable physical properties, enable to apply in biomolecule detection and can be fabricated as a high performance ...

    • Design development of acoustic waves based sensitive sensors for Escherichia coli O157:H7 detection 

      Seng Teik, Ten; Uda, Hashim, Prof. Dr.; Ahmad, Sudin; Wei Wen, Liu; Kai Loong, Foo; N.H.M., Salleh; Hasrul, Hisham; Nazwa, T. (Trans Tech Publications Inc., 2014-04)
      Food contamination has become critical issue and is being worse due to the insensitive detection devices. One of the dangerous food contaminations is by Escherichia coli (E.coli) O157:H7, one of the harmful bacterial ...

    • Design development of SOI based biologically sensitive field-effect transistor (Bio-FET) for earlier detection of cancer cell 

      Foo, Kai Loong; Uda, Hashim, Prof. Dr. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      Cancer cell is a class of disease in which group of cell that display uncontrolled growth, invasion and metastasis. For late stage of cancer cell detection, it is classified as an incurable disease. Hence, SOI Based ...

    • Design of 3D micromixer for bio-synthesis using COMSOL multiphysics software package 

      Tijjani Adam, Shuwa; Uda, Hashim, Prof. Dr.; Leow, Pei Ling, Dr.; Foo, Kai Loong (American Scientific Publishers, 2013-12)
      Moving parts of micrometer scale make the chips very expensive and fragile and are therefore to be avoided if at all possible. An alternative method for transporting fluid in the samples is through capillary effect, the ...

    • Designing an Artificial Neural Network model for the prediction of kidney problems symptom through patient's metal behavior for pre- clinical medical diagnostic 

      Tijjani Adam, Shuwa; Uda, Hashim, Prof. Dr.; U. S., Sani (Institute of Electrical and Electronics Engineers (IEEE), 2012-02-27)
      This paper contains a report on a very simple functional model of Artificial Neural Networks, the article is proposed to aid current pre-clinical patient diagnosis methods. The study investigated the use of Artificial ...

    • Designing microchannels separator mask for lithography process 

      Shahrul Aizzam, Ariffin; Uda, Hashim, Prof. Dr.; Tijjani Adam, Shuwa (Trans Tech Publications, 2013)
      Recently microfluidic has drawn attention from fellow research because of their unique properties and behavior in biotechnology, biomedical, micro and nanotechnology. Microfluidic is a combination from several components ...

    • Development of carbon nanotube based biosensor fabrication for medical diagnostics application 

      Syamsul, N. S. B. M.; Mohammad Nuzaihan, Md Noor; Uda, Hashim, Prof. Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2010-12-01)
      Carbon nanotubes are tiny hollow cylinders, made from a single grapheme sheet, that possess many amazing properties. Spurred by the Human Genome Project, deoxyribonucleic acid (DNA), carbon nanotube based biosensors are ...

    • Development of interdigitated electrode molecular imprinted polymer sensor for monitoring alpha pinene emissions from mango fruit 

      Huzein Fahmi, Hawari; Nurul Maisyarah, Samsudin; Ali Yeon, Md Shakaff, Prof. Dr.; Supri, Abdul Ghani, Prof. Madya Dr.; Mohd Noor, Ahmad, Prof. Dr.; Yufridin, Wahab, Dr.; Uda, Hashim, Prof. Dr. (Elsevier B.V., 2013)
      Alpha Pinene is a type of terpene hydrocarbons commonly emitted in substantial amounts by plants such as mango. Using Interdigitated Electrode (IDE) structure, a sensor for detecting Alpha Pinene volatile by using molecular ...

    • Development of swine-specific DNA markers for biosensor-based halal authentication 

      Md. Eaqub, Ali; Uda, Hashim, Prof. Dr.; Muhammad, Kashif; Shuhaimi, Mustafa, Assoc. Prof Dr.; Yaakob, Che Man, Prof. Dr. (Fundacao de Pesquisas Cientificas de Ribeirao Preto (FUNPEC-RO), 2012-06)
      The pig (Sus scrofa) mitochondrial genome was targeted to design short (15-30 nucleotides) DNA markers that would be suitable for biosensor-based hybridization detection of target DNA. Short DNA markers are reported to ...

    • Disposable polymeric electromagnetic actuated micropump 

      Chee, Pei Song; Rashidah, Arsat, Dr.; Uda, Hashim, Prof. Dr.; Ruzairi, Abdul Rahim, Prof. Dr.; Leow, Pei Ling (American Scientific Publishers, 2012-06)
      Abstract A polymer based disposable micropump was designed and evaluated for drug release and control mechanism. The micropump is constructed via hot embossing replication technique with poly(methylmethacrylate) as body ...

    • DNA hybridization detection using 5-nm polysilicon nanogap structure 

      Thikra S., Dhahi; Md Eaqub, Ali, Dr.; Uda, Hashim, Prof. Dr.; Nor Azah, Yusof; Ihsan M., Ali; M. J., Ashoor; A., Al-Roumy; H.A, Hadi (Bentham Science Publishers., 2013)
      This report described a polysilicon nanogap biosensor for the detection of target DNA hybridization which is a key step in biodiagnostics, gene expression profiling, environmental monitoring and forensic investigation. The ...

    • DNA hybridization detection using less than 10-nm gap silicon nanogap structure 

      Md Eaqub, Ali, Dr.; Dhahi, Th Sabar; Rasel, Das; Uda, Hashim, Prof. Dr. (Elsevier B.V., 2013-09)
      This report described less than 10-nm gap silicon-based electrode sensor for the discriminating detection of complementary, non-complementary and single nucleotide mismatched DNA targets. Discriminating detection of nucleic ...

    • E.D kit 

      Uda, Hashim, Prof. Dr. (Universiti Malaysia Perlis (UniMAP)Institute of Nano Engineering Electronic, 2014-05)
      The E.D Kit provides a SIMPLE, RAPID and LABEL-FREE detection of 0157:H7 Escherichia coli DNA using QUANTITATIVE measurement. Nanotechnology-developed titanium dioxide nanoparticles was used in the fabrication of ...

    • Effect of anodizing voltage on the morphology and growth kinetics of porous anodic alumina on Al-0.5 wt% Mn alloys 

      Voon, Chun Hong; Mohd Nazree, Derman, Dr.; Uda, Hashim, Prof. Dr.; Foo, Kai Loong; Tijjani Adam, Shuwa (Trans Tech Publications, 2014)
      In this study, the effect of anodizing voltage on the morphology of porous anodic alumina and growth kinetics of anodizing of aluminium manganese alloy was reported. It was found that the increasing anodizing voltage affect ...

    • Effect of buffer and pH on the protein extraction for chicken meat 

      M. K., Nahar; Zarina, Zakaria, Dr.; Uda, Hashim, Prof. Dr. (Trans Tech Publications, 2013)
      The study was undertaken to determine the extraction of proteins from chicken meat. The effect of buffer (phosphate, citrate and glycine) and four pH values (6.0, 7.0, 8.0 and 9.0) were investigated. The protein extractability ...

    • Effect of different seed solutions on the morphology and electrooptical properties of ZnO Nanorods 

      Muhammad Kashif, Muhammad Faroow; Uda, Hashim, Prof. Dr.; Md. Eaqub, Ali, Dr.; Syed Muhammad, Usman Ali Shah, Dr.; Mohamad Rusop, Mahmood, Assoc Prof. Dr.; Zafar Hussain, Ibupoto; Willander, Magnus (Hindawi Publishing Corporation, 2012)
      The morphology and electrooptical properties of ZnO nanorods synthesized on monoethanolamine-based seed layer and KOHbased seed layer were compared. The seed solutions were prepared in monoethanolamine in 2-methoxyethanol ...

    • Effect of manganese content on the fabrication of porous anodic alumina 

      Voon, Chun Hong; Mohd Nazree, Derman, Dr.; Uda, Hashim, Prof. Dr. (Hindawi Publishing Corporation, 2012)
      The influence of manganese content on the formation of well-ordered porous anodic alumina was studied. Porous anodic alumina has been produced on aluminium substrate of different manganese content by single-step anodizing ...

    • Effect of temperature of oxalic acid on the fabrication of Porous anodic alumina from Al-Mn alloys 

      Mohd Nazree, Derman, Dr.; Foo, Kai Loong; Khairel Rafezi, Ahmad, Dr.; Uda, Hashim, Prof. Dr.; Voon, Chun Hong (Hindawi Publishing Corporation, 2013)
      The influence of temperature of oxalic acid on the formation of well-ordered porous anodic alumina on Al-0.5 wt% Mn alloys was studied. Porous anodic alumina has been produced on Al-0.5 wt% Mn substrate by single-step ...

    • Electrical properties of silicon-based nanogap electrodes for label-free biomolecular detection 

      Thikra S., Dhahi; Md. Eaqub, Ali, Dr.; Uda, Hashim, Prof. Dr. (American Scientific Publishers, 2013-02)
      The electrical properties of 6-, 33- and 89-nm gap structures were systematically studied to evaluate the feasibility of these structures to be used in biomolecular sensing devices. The fabrication and morphological ...

    • Electron and ion densities measurement in reactive magnetron zinc sputtering plasma 

      Nafarizal, Nayan; Mohd Zainizan, Sahdan; Riyaz Ahmad, Mohamad Ali; Sharifah Amira; Salwa, Omar; Mohamad Hafiz, Mamat; Uda, Hashim, Prof. Dr.; Mohamad Rusop, Mahmood (Trans Tech Publications, 2014)
      Investigation on the plasma properties is an essential fundamental works in order to precisely control the growth of nanoscale thin film. In the present work, we produced and study the reactive magnetron sputtering plasma ...