Now showing items 145-164 of 206

    • Probing the Ph measurement of self-alligned polysilicon nanogap capacitor 

      Nazwa, Taib; Uda, Hashim, Prof. Dr.; Mohammad Nuzaihan, Md Noor (Trans Tech Publications, 2012)
      With their bright potential in effective sensing, nanogap capacitor show promise as a device to measure wider aspect of dielectric properties. In this paper, we demonstrate the effectiveness of nanogap capacitor in detecting ...
    • Properties of lightweight concrete composites with mixture of fly ash and concrete sludge aggregate 

      Norlia, Mohamad Ibrahim; Roshazita, Che Amat; Shamshinar, Salehuddin; Nur Liza, Rahim; Abdul Rahim, Abdul Razak; Ooi, Wei Hong (Trans Tech Publications, 2014)
      Lightweight foamed concrete is a concrete made by cement slurry mixed with foam so that foamed concrete that is much lighter than conventional concrete can be produced. The objectives of this study is to develop optimal ...
    • 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 ...
    • Reliability assessment and activation energy study of au and pd-coated cu wires post high temperature aging in nanoscale semiconductor packaging 

      Chong, Leong Gan; Uda, Hashim, Prof. Dr. (American Society of Mechanical Engineers (ASME), 2013)
      Wearout reliability and high temperature storage life (HTSL) activation energy of Au and Pd-coated Cu (PdCu) ball bonds are useful technical information for Cu wire deployment in nanoscale semiconductor device packaging. ...
    • Reliability assessment and mechanical characterization of Cu and Au ball bonds in BGA package 

      Chong, Leong Gan; Uda (Springer Science+Business Media New York, 2013-08)
      Extended reliability and mechanical characterisation of Au and Pd-coated Cu (Cu) ball bonds are useful technical information for Au and Cu wire deployment in semiconductor device packaging. This paper discusses the influence ...
    • Resist uniformity evaluation through swing curve phenomena 

      Uda, Hashim, Prof. Dr.; Tijjani Adam, Shuwa (INSInet Publications, 2012)
      In fabrication of Micro/ Nano structure, alignment and exposure are the most critical steps in photolithography process, the resolution requirements and precise alignment are vital; each mask needs to be precisely aligned ...
    • A review on the electrochemical sensors and biosensors composed of nanogaps as sensing material 

      Dhahi, T. H. S.; Uda, Hashim, Prof. Dr.; Ahmed, N. M.; Mat Taib, A. (National Institute of Research and Development for Optoelectronics, 2010)
      In the past two decades, the biological and medical fields have seen great advances in the development of biosensors and biochips capable of characterizing and quantifying biomolecules.To understand the important relationship ...
    • A review on the label free nanowire based biosensor 

      Haarindra Prasad, s/o Rajintra Prasat; Uda, Hashim, Prof. Dr. (AENSI Publications, 2012)
      Advancement in nanotechnologies has encourage researchers to conduct studies related to nanowires formation. Studies regarding the types of nanowire based biosensors have been conducted and reported in this papers. Methods ...
    • Reviewed immunosensor format using nanomaterial for tungro virus detection 

      Muhammad Nur Aiman, Uda; Tijjani Adam, Shuwa; Faridah, Salam; Hasfalina, Che Man; Zamri, Ishak; Uda, Hashim, Prof. Dr.; Shahrul Aizzam, Ariffin (Trans Tech Publications, 2014)
      Recently, nanomaterial based biosensor application has drawn a lot attention among researchers because of specialty to enhance the sensor signal for increasing the sensitivity for detecting and identification of pathogen, ...
    • Selection of optimal parameters in fabrication of poly (dimethylsiloxane) microfluidics using taguchi method 

      Tijjani Adam, Shuwa; Uda, Hashim, Prof. Dr.; Leow, Pei Ling; Foo, Kai Loong; Chee, Pei Song (American Scientific Publishers, 2013-01)
      The excellent performance and achievements by the microfluidics systems at fluid flow manipulation in the recent years have ignited the passion and interest of many researchers around the world, Since a microfluidic is ...
    • 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 ...
    • Sensitivity of A-549 human lung cancer cells to nanoporous zinc oxide conjugated with Photofrin 

      Muhammad, Fakhar-E-Alam; Syed Muhammad Usman, Ali; Zafar Hussain, Ibupoto; Kimleang, Khun; Muhammad, Atif; Mohammad, Kashif; Loong, Foo Kai; Uda, Hashim, Prof. Dr.; Willander, Magnus (Springer-Verlag London Ltd., 2012-05)
      In the present study, we demonstrated the use of nanoporous zinc oxide (ZnO NPs) in photodynamic therapy. The ZnO NPs structure possesses a high surface to volume ratio due to its porosity and ZnO NPs can be used as an ...
    • Shallow junction formation: A simulation based study of thermal diffusion by spin-on-dopants technique 

      Uda, Hashim, Prof. Dr.; Tijjani Adam, Shuwa; Nik Hazura, Nik Hamat; Siti Fatimah (AENSI Publications, 2012)
      Ultra shallow junction fabrication in large scaled integrated (ULSI) technology is one of the difficult challenges in device manufacturing. Low energy ion implantation is the most widely used technique at present to form ...
    • A simple one-step anodising method for the synthesis of ordered porous anodic alumina 

      Voon, Chun Hong; Mohd Nazree, Derman, Dr.; Uda, Hashim, Prof. Dr.; Khairel Rafezi Ahmad, Dr.; Ho, Li Ngee (Taylor & Francis, 2014)
      Porous anodic alumina (PAA) has been produced on aluminium substrate by single-step anodising at 50 V in 0.3 M oxalic acid at 15°C for 60 min. The highly ordered pore and cell structure was achieved by subjecting the PAA ...
    • 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 ...
    • Sol-gel derived ZnO nanoparticulate films for ultraviolet photodetector (UV) applications 

      Foo, Kai Loong; Muhammad Kashif, Muhammad Faroow; Uda, Hashim, Prof. Dr.; Md Eaqub, Ali, Dr. (Elsevier GmbH, 2013-11)
      Zinc oxide nanoparticles based UV detector was fabricated on thermally oxidized silicon substrate. ZnO nanoparticle films were deposited using sol-gel route. The seed solution was prepared using two different solvents ...
    • Sol-gel synthesis of Pd doped ZnO nanorods for room temperature hydrogen sensing applications 

      Muhammad Kashif, Muhammad Faroow; Md. Eaqub, Ali, Dr.; Syed Muhammad Usman, Ali Shah, Dr.; Uda, Hashim, Prof. Dr. (Elsevier Ltd and Techna Group S.r.l., 2013-08)
      A sol-gel spin coating technique was described for the synthesis of Pd doped ZnO nanorods for hydrogen sensing applications. The nanorods were hexagonal in shape, 50-100 nm in diameter and uniform in distribution. They ...
    • Sol-gel synthesis of ZnO nanorods for ultrasensitive detection of acetone 

      Muhammad Kashif, Muhammad Faroow; Md. Eaqub, Ali, Dr.; Syed Muhammad Usman, Ali Shah, Dr.; Foo, Kai Loong; Uda, Hashim, Prof. Dr.; Willander, Magnus (American Scientific Publishers, 2013-12)
      ZnO nanorods were synthesized on low cost thermally oxidized silicon substrate using a simple and easily performable sol-gel spin coating technique followed by hydrothermal growth. C-axis orientation, good crystalline ...
    • Species authentication methods in foods and feeds: The present, past, and future of halal forensics 

      Md. Eaqub, Ali; Muhammad, Kashif; Md. Kamal, Uddin; Uda, Hashim, Prof. Dr.; Shuhaimi, Mustafa, Prof. Madya Dr.; Yaacob, Che Man, Prof. Datuk Dr. (Springer Science+Business Media, LLC., 2012-09)
      We extensively reviewed the existing as well as the potentials of the molecular biology and nanotechnology methods for the identification of animal-derived materials in foods and feeds. The verification of animal-derived ...
    • The state of the arts: Simulation of nanostructures using COMSOL multiphysics 

      Uda, Hashim, Prof. Dr.; Tijjani Adam, Shuwa; Mohamen Wesam, Al-Mufti (Trans Tech Publications, 2014)
      Currently, Computer simulation has become an essential part of nanotechnology and engineering and science. Digital analysis of components, in particular, is important when developing new products or optimizing designs. ...