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Items where Author is "Yap, Wing Fen"

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Article

Lee, Han Kee and Ashari, Fakhrurrazi and Talib, Zainal Abidin and Yap, Wing Fen and Ahmad Kamarudin, Mazliana and Effendi, N. and Liew, Josephine Ying Chyi (2018) Concentration effect of Zinc Acetate dihydrate as precursor in preparing Zinc Selenide through hydrothermal method. Chalcogenide Letters, 15 (10). 509 - 514. ISSN 1584-8663

Saleviter, Silvan and Yap, Wing Fen and Sheh Omar, Nur Alia and Zainudin, Afiq Azri and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim (2018) Optical and structural characterization of immobilized 4-(2-pyridylazo)resorcinol in chitosan-graphene oxide composite thin film and its potential for Co2+ sensing using surface plasmon resonance technique. Results in Physics, 11. pp. 118-122. ISSN 2211-3797

Sheh Omar, Nur Alia and Yap, Wing Fen and Matori, Khamirul Amin (2017) Europium doped low cost Zn2SiO4 based glass ceramics: a study on fabrication, structural, energy band gap and luminescence properties. Materials Science in Semiconductor Processing, 61. 27 - 34. ISSN 1369-8001; ESSN: 1873-4081

Mohd Rasdi, Norhafizah and Yap, Wing Fen and Sheh Omar, Nur Alia and Azis, Raba'ah Syahidah and Mohd Zaid, Mohd Hafiz (2017) Effects of cobalt doping on structural, morphological, and optical properties of Zn2SiO4 nanophosphors prepared by sol-gel method. Results in Physics, 7. 3820 - 3825. ISSN 2211-3797

Zainudin, Afiq Azri and Yap, Wing Fen and Yusof, Nor Azah and Omar, Nur Alia Sheh (2017) Structural, optical and sensing properties of ionophore doped graphene based bionanocomposite thin film. Optik, 144. 308 - 315. ISSN 0030-4026; ESSN: 1618-1336

Sheh Omar, Nur Alia and Yap, Wing Fen and Matori, Khamirul Amin and Abdul Aziz, Sidek and Nadakkavil Alassan, Zarifah and Samsudin, Nur Farhana (2016) Development and characterization studies of Eu3+-doped Zn2SiO4 phosphors with waste silicate sources. Procedia Chemistry, 19. pp. 21-29. ISSN 1876-6196

Radzali, Rashidah and Osman, Nurul Huda and Yap, Wing Fen and Liew, Josephine Ying Chyi (2016) Electrical characterization of chitosan film for mercury ion detection by using four-point probe method. Asian Journal of Applied Sciences, 4 (5). pp. 1129-1135. ISSN 2321-0893

Samsudin, Nur Farhana and Matori, Khamirul Amin and Abdul Wahab, Zaidan and Yap, Wing Fen and Liew, Josephine Ying Chi and Lim, Way Foong and Mohd Zaid, Mohd Hafiz and Sheh Omar, Nur Alia (2016) Manganese modified structural and optical properties of zinc soda lime silica glasses. Applied Optics, 55 (9). pp. 2182-2187. ISSN 1559-128X; ESSN: 2155-3165

Sheh Omar, Nur Alia and Yap, Wing Fen and Matori, Khamirul Amin (2016) Photoluminescence properties of Eu3+-doped low cost zinc silicate based glass ceramics. Optik, 127 (8). pp. 3727-3729. ISSN 0030-4026; ESSN: 1618-1336

Sheh Omar, Nur Alia and Yap, Wing Fen and Matori, Khamirul Amin and Mohd Zaid, Mohd Hafiz and Samsudin, Nur Farhana (2016) Structural and optical properties of Eu3+ activated low cost zinc soda lime silica glasses. Results in Physics, 6 (1). pp. 640-644. ISSN 2211-3797

Ramli, Hanif and Chan, Kar Tim and Yap, Wing Fen (2016) Study of simple pendulum using tracker video analysis and high speed camera: an interactive approach to analyze oscillatory motion. Solid State Science and Technology, 24 (2). pp. 297-305. ISSN 0128-7389

Sheh Omar, Nur Alia and Yap, Wing Fen and Matori, Khamirul Amin and Mohd Zaid, Mohd Hafiz and Mohd Rasdi, Norhafizah and Mohammad, Nurzilla and Mohd Ismail, Maisarah Zamratul (2016) Synthesis and optical properties of europium doped zinc silicate prepared using low cost solid state reaction method. Journal of Materials Science: Materials in Electronics, 27 (2). pp. 1092-1099. ISSN 0957-4522; ESSN: 1573-482X

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Talib, Zainal Abidin and Yusof, Nor Azah (2015) Development of surface plasmon resonance sensor for determining zinc ion using novel active nanolayers as probe. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 134. pp. 48-52. ISSN 1386-1425; ESSN: 1873-3557

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Yusof, Nor Azah and Ibrahim, Nur Izzaiti and Zainudin, Afiq Azri (2014) Characterization and optical properties of L-cysteine/chitosan biocomposite thin film. European International Journal of Science and Technology, 3 (9). pp. 1-8. ISSN 2304-9693

Yap, Wing Fen and Mohd Sabri, Luqman Al-Hakim (2014) Integration of LabVIEW for novel interactive learning courseware on digital electronics. International Journal for Innovation Education and Research, 2 (11). pp. 156-163. ISSN 2411-3123; ESSN: 2411-2933

Yap, Wing Fen and Mat Yunus, Wan Mahmood (2013) Utilization of chitosan-based sensor thin films for the detection of lead ion by surface plasmon resonance optical sensor. IEEE Sensors Journal, 13 (5). pp. 1413-1418. ISSN 1530-437X

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Talib, Zainal Abidin (2013) Analysis of Pb(II) ion sensing by crosslinked chitosan thin film using surface plasmon resonance spectroscopy. Optik, 124 (2). pp. 126-133. ISSN 0030-4026; ESSN: 1618-1336

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Talib, Zainal Abidin (2013) Immobilization of tetrabutyl thiuram disulfide in chitosan thin film for sensing zinc ion using surface plasmon resonance spectroscopy. Sensors and Materials, 25 (2). pp. 99-108. ISSN 0914-4935

Yap, Wing Fen and Mat Yunus, Wan Mahmood (2013) Surface plasmon resonance spectroscopy as an alternative for sensing heavy metal ions : a review. Sensor Review, 33 (4). pp. 305-314. ISSN 0260-2288

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Abd. Moksin, Mohd Maarof and Talib, Zainal Abidin and Yusof, Nor Azah (2011) Surface plasmon resonance optical sensor for mercury ion detection by crosslinked chitosan thin film. Journal of Optoelectronics and Advanced Materials, 13 (3). pp. 279-285. ISSN 1454-4164; ESSN: 1841-7132

Mat Yunus, Wan Mahmood and Yap, Wing Fen (2011) Characterization of the optical properties of heavy metal ions using surface plasmon resonance technique. Optics and Photonics Journal , 1 (3). pp. 116-123. ISSN 2160-888; ESSN:2160-889X

Yap, Wing Fen and Mat Yunus , Wan Mahmood and Yusof, Nor Azah (2011) Detection of mercury and copper ions using surface plasmon resonance optical sensor. Sensors and Materials, 23 (6). pp. 325-334. ISSN 0914-4935

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Abd. Moksin, Mohd Maarof and Talib, Zainal Abidin and Yusof, Nor Azah (2011) Optical properies of crosslinked chitosan thin film with glutaraldehyde using surface plasmon resonance technique. American Journal of Engineering and Applied Sciences, 4 (1). pp. 61-65. ISSN 1941-7020; ESSN: 1941-7039

Mat Yunus, Wan Mahmood and Yusof, Nor Azah and Yap, Wing Fen (2011) Surface plasmon resonance optical sensor for detection of essential heavy metal ions with potential toxicity: copper, zinc and manganes. Sensor Letters, 9 (5). pp. 1704-1711. ISSN 1546-198X

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Talib, Zainal Abidin and Yusof, Nor Azah (2011) X-ray photoelectron spectroscopy and atomic force microscopy studies on crosslinked chitosan thin film. International Journal of the Physical Sciences, 6 (11). pp. 2744-2749. ISSN 1992-1950

Mat Yunus, Wan Mahmood and Yap, Wing Fen and Lim, Mei Yee (2009) Refractive index and fourier transform infrared spectra of virgin coconut oil and virgin olive oil. American Journal of Applied Sciences, 6 (2). pp. 328-331. ISSN 1546-9239; ESSN: 1554-3641

Conference or Workshop Item

Anuar, Muhammad Fahmi and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz (2018) Coconut husk as potential sources for silica production. In: 2nd International Symposium on Advanced Materials and Nanotechnology (i-SAMN 2018), 15-16 Aug. 2018, The Everly Putrajaya, Malaysia. (pp. 26-27).

Mohamed Khaidir, Rahayu Emilia and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz and Sheh Omar, Nur Alia (2018) Comprehensive study on structural properties of Zn2SiO4 glass formation derived from waste rice husks. In: 2nd International Symposium on Advanced Materials and Nanotechnology (i-SAMN 2018), 15-16 Aug. 2018, The Everly Putrajaya, Malaysia. (pp. 28-29).

Sheh Omar, Nur Alia and Yap, Wing Fen and Abdullah, Jaafar and Mustapha Kamil, Yasmin and Saleviter, Silvan and Mahdi, Mohd Adzir (2018) Development of cadmium sulfide quantum dots-polyamidoamine dendrimer thin films for detection of dengue virus E-protein antigens. In: 2nd International Symposium on Advanced Materials and Nanotechnology (i-SAMN 2018), 15-16 Aug. 2018, The Everly Putrajaya, Malaysia. (pp. 52-53).

Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Yap, Wing Fen and Abdullah, Jaafar and Sheh Omar, Nur Alia (2018) Hexadecyltrimethylammonium bromide modified nanocrystalline cellulose/graphene oxide composite thin film incorporated with surface plasmon resonance spectroscopy for sensing copper ion. In: 2nd International Symposium on Advanced Materials and Nanotechnology (i-SAMN 2018), 15-16 Aug. 2018, The Everly Putrajaya, Malaysia. (pp. 70-71).

Saleviter, Silvan and Yap, Wing Fen and Sheh Omar, Nur Alia and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim (2018) Modication of gold active layer for detection cobalt ion via surface plasmon resonance spectroscopy. In: 2nd International Symposium on Advanced Materials and Nanotechnology (i-SAMN 2018), 15-16 Aug. 2018, The Everly Putrajaya, Malaysia. (pp. 68-69).

Yap, Wing Fen and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Saleviter, Silvan and Zainudin, Afiq Azri and Sheh Omar, Nur Alia (2018) A high potential optical method for sensitive and selective detection of essential elements. In: 2nd International Symposium on Advanced Materials and Nanotechnology (i-SAMN 2018), 15-16 Aug. 2018, The Everly Putrajaya, Malaysia. (pp. 66-67).

Yap, Wing Fen and Mat Yunus, Wan Mahmood and Talib, Zainal Abidin and Yusof, Nor Azah (2013) Fabrication and evaluation of surface plasmon resonance optical sensor for heavy metal ions detection. In: 4th International Conference on Photonics (ICP2013), 28-30 Oct. 2013, Equatorial Hotel Melaka, Malaysia. (pp. 114-116).

Yap, Wing Fen and Mat Yunus, Wan Mahmood (2012) Optical characterization of multi layer thin films using surface plasmon resonance method: from electromagnetic theory to sensor application. In: 2nd International Conference on Fundamental and Applied Sciences (ICFAS2012), 12-14 June 2012, Kuala Lumpur Convention Centre, Kuala Lumpur. (pp. 132-135).

Newspaper

Yap, Wing Fen Kongsi ilmu. in Harian Metro, (21 July 2014), V7-V7. (Call Number: 2014/7-007)

Yap, Wing Fen Program cintai sains. in Harian Metro, (9 September 2013), V8-V8. (Call Number: UNSPECIFIED)

Patent

Wan Mahmood Mat Yunus (2012) Optical sensor for surface plasmon resonance spectroscopy. PI2012003191.

UPM News

Yap, Wing Fen (2018) Karnival Jom Sains rangsang minat sains pelajar. [UPM News]

This list was generated on Wed Feb 26 07:26:32 2020 UTC.