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Items where Author is "Yap, Wing Fen"

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Article

Sheh Omar, Nur Alia and Yap, Wing Fen and Abdullah, Jaafar and Sadrolhosseini, Amir Reza and Mustapha Kamil, Yasmin and Muhamad Fauzi, Nurul 'Illya and Hashim, Hazwani Suhaila and Mahdi, Mohd Adzir (2020) Quantitative and selective surface plasmon resonance response based on a reduced graphene oxide–polyamidoamine nanocomposite for detection of dengue virus E-proteins. Nanomaterials, 10 (3). art. no. 569. pp. 1-14. ISSN 2079-4991

Eddin, Faten Bashar Kamal and Yap, Wing Fen (2020) Recent advances in electrochemical and optical sensing of dopamine. Sensors, 20 (4). art. no. 1039. pp. 1-47. ISSN 1424-8220

Sadrolhosseini, Amir Reza and Nia, Pooria Moozarm and Naseri, Mahmoud and Mohammadi, Ahmad and Yap, Wing Fen and Shafie, Suhaidi and Mohamed Kamari, Halimah (2020) Surface plasmon resonance sensor based on polypyrrole–chitosan–BaFe2O4 nanocomposite layer to detect the sugar. Applied Sciences, 10 (8). art. no. 2855. pp. 1-11. ISSN 2076-3417

Anuar, Muhammad Fahmi and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz and Matori, Khamirul Amin and Mohamed Khaidir, Rahayu Emilia (2020) The physical and optical studies of crystalline silica derived from the green synthesis of coconut husk ash. Applied Sciences, 10 (6). art. no. 2128. pp. 1-11. ISSN 2076-3417

Sheh Omar, Nur Alia and Yap, Wing Fen and Saleviter, Silvan and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Anas, Nur Ain Asyiqin and Md Ramdzan, Nur Syahira and Roshidi, Mohammad Danial Aizad (2019) Development of a graphene-based surface plasmon resonance optical sensor chip for potential biomedical application. Materials, 12 (12). art. no. 1928. pp. 1-14. ISSN 1996-1944

Anas, Nur Ain Asyiqin and Yap, Wing Fen and Sheh Omar, Nur Alia and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Md Ramdzan, Nur Syahira and Saleviter, Silvan (2019) Development of graphene quantum dots-based optical sensor for toxic metal ion detection. Sensors, 19 (18). art. no. 3850. pp. 1-30. ISSN 1424-8220

Sadrolhosseini, Amir Reza and Shafie, Suhaidi and Yap, Wing Fen (2019) Nanoplasmonic sensor based on surface plasmon-coupled emission: review. Applied Sciences, 9 (7). art. no. 1497. pp. 1-13. ISSN 2076-3417

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

Sheh Omar, Nur Alia and Yap, Wing Fen and Abdullah, Jaafar and Che Engku Chik, Che Engku Noramalina and Mahdi, Mohd Adzir (2018) Development of an optical sensor based on surface plasmon resonance phenomenon for diagnosis of dengue virus E-protein. Sensing and Bio-Sensing Research, 20. 16 - 21. ISSN 2214-1804

Zainudin, Afiq Azri and Yap, Wing Fen and Yusof, Nor Azah and Al-Rekabi, Sura Hmoud and Mahdi, Mohd Adzir and Sheh Omar, Nur Alia (2018) Incorporation of surface plasmon resonance with novel valinomycin doped chitosan-graphene oxide thin film for sensing potassium ion. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 191. 111 - 115. ISSN 1386-1425; ESSN: 1873-3557

Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Saleviter, Silvan and Yap, Wing Fen (2018) Development of surface plasmon resonance spectroscopy for metal ion detection. Sensors and Materials, 30 (9 (1)). 2023 - 2038. ISSN 0914-4935; ESSN: 2435-0869

Azis, Raba’ah Syahidah and Che Muda, Nor Nadhirah and Hassan, Jumiah and Shaari, Abdul Halim and Ibrahim, Idza Riati and Mustaffa, Muhammad Syazwan and Sulaiman, Sakinah and Matori, Khamirul Amin and Yap, Wing Fen (2018) Effect of ratio in ammonium nitrate on structural, microstructural, magnetic and AC conductivity properties of BaFe12O19. Materials, 11 (11). pp. 1-22. ISSN 1996-1944; ESSN: 1996-1944

Azis, Raba'ah Syahidah and Sulaiman, Sakinah and Ibrahim, Idza Riati and Zakaria, Azmi and Hassan, Jumiah and Che Muda, Nor Nadhirah and Nazlan, Rodziah and M. Saiden, Norlaily and Yap, Wing Fen and Mustaffa, Syazwan and Matori, Khamirul Amin (2018) Influence of pH adjustment parameter for sol-gel modification on structural, microstructure and magnetic properties of nanocrystalline strontium ferrite. Nanoscale Research Letters, 13 (1). pp. 1-13. ISSN 1931-7573; ESSN: 1556-276X

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 Abdullah, Jaafar and Anas, Nur Ain Asyiqin and Md Ramdzan, Nur Syahira and Mahdi, Mohd Adzir (2018) Optical and structural properties of cadmium sulphide quantum dots based thin films as potential sensing material for dengue virus E-protein. Results in Physics, 11. 734 - 739. ISSN 2211-3797

Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Yap, Wing Fen and Abdullah, Jaafar and Saleviter, Silvan and Sheh Omar, Nur Alia (2018) Preparation and characterization of hexadecyltrimethylammonium bromide modified nanocrystalline cellulose / graphene oxide composite thin film and its potential in sensing copper ion using surface plasmon resonance technique. Optik, 173. 71 - 77. ISSN 0030-4026

Saleviter, Silvan and Yap, Wing Fen and Sheh Omar, Nur Alia and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Abdullah, Jaafar and Mat Zaid, Mohd Hazani (2018) Structural and optical studies of cadmium sulfide quantum dots-graphene oxide-chitosan nanocomposite thin film as novel SPR spectroscopy active layer. Journal of Nanomaterials, 2018. art. no. 4324072. pp. 1-8. ISSN 1687-4110; ESSN: 1687-4129

Anuar, Muhammad Fahmi and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz and Matori, Khamirul Amin and Mohamed Khaidir, Rahayu Emilia (2018) Synthesis and structural properties of coconut husk as potential silica source. Results in Physics, 11. pp. 1-4. ISSN ESSN: 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 Sun Jul 5 23:17:24 2020 UTC.