Items where Author is "Sheh Omar, Nur Alia"

Muhamad Fauzi, Nurul Illya and Fen, Yap Wing and Abdullah, Jaafar and Ahmad Kamarudin, Mazliana and Sheh Omar, Nur Alia and Kamal Eddin, Faten Bashar and Md Ramdzan, Nur Syahira and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim (2022) Evaluation of structural and optical properties of graphene oxide-polyvinyl alcohol thin film and its potential for pesticide detection using an optical method. Photonics, 9 (5). art. no. 300. pp. 1-17. ISSN 2304-6732

Sheh Omar, Nur Alia and Irmawati, Ramli and Fen, Yap Wing and Muhamad, Ernee Noryana and Kamal Eddin, Faten Bashar and Anas, Nur Ain Asyiqin and Md Ramdzan, Nur Syahira and Muhamad Fauzi, Nurul Illya and Mahdi, Mohd Adzir (2022) Surface refractive index sensor based on titanium dioxide composite thin film for detection of cadmium ions. Measurement, 187. art. no. 110287. pp. 1-9. ISSN 0263-2241

Anuar, Muhammad Fahmi and Yap, Wing Fen and Azizan, Muhammad Zakwan and Rahmat, Fida’i and Mohd Zaid, Mohd Hafiz and Mohamed Khaidir, Rahayu Emilia and Sheh Omar, Nur Alia (2021) Sustainable production of arecanut husk ash as potential silica replacement for synthesis of silicate-based glass-ceramics materials. Materials, 14 (5). art. no. 1141. pp. 1-12. ISSN 1996-1944

Rahmat, Fida’i and Yap, Wing Fen and Anuar, Muhammad Fahmi and Sheh Omar, Nur Alia and Mohd Zaid, Mohd Hafiz and Matori, Khamirul Amin and Mohamed Khaidir, Rahayu Emilia (2021) Synthesis and characterization of ZnO-SiO2 composite using oil palm empty fruit bunch as a potential silica source. Molecules, 26 (4). art. no. 1061. pp. 1-11. ISSN 1431-5165; ESSN: 1420-3049

Sheh Omar, Nur Alia and Yap, Wing Fen and Ramli, Irmawati and Mohd Azmi, Umi Zulaikha and Hashim, Hazwani Suhaila and Abdullah, Jaafar and Mahdi, Mohd Adzir (2021) Cellulose and vanadium plasmonic sensor to measure Ni2+ ions. Applied Sciences-Basel, 11 (7). art. no. 2963. pp. 1-16. ISSN 2076-3417

Md Ramdzan, Nur Syahira and Yap, Wing Fen and Ying, Josephine Chyi Liew and Sheh Omar, Nur Alia and Anas, Nur Ain Asyiqin and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Muhamad Fauzi, Nurul 'Illya (2021) Exploration on structural and optical properties of nanocrystalline cellulose/Poly(3,4-Ethylenedioxythiophene) thin film for potential plasmonic sensing application. Photonics, 8 (10). pp. 1-14. ISSN 2304-6732

Hashim, Hazwani Suhaila and Yap, Wing Fen and Sheh Omar, Nur Alia and Fauzi, Nurul Illya Muhamad (2021) Sensing methods for hazardous phenolic compounds based on graphene and conducting polymers-based materials. Chemosensors, 9 (10). art. no. 291. 291 - 330. ISSN 2227-9040

Muhamad Fauzi, Nurul Illya and Yap, Wing Fen and Sheh Omar, Nur Alia and Saleviter, Silvan and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Hashim, Hazwani Suhaila and Mohd Nasrullah (2020) Nanostructured chitosan/maghemite composites thin film for potential optical detection of mercury ion by surface plasmon resonance investigation. Polymers, 12 (7). pp. 1-13. ISSN 2073-4360

Anuar, Muhammad Fahmi and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz and Sheh Omar, Nur Alia (2020) Optical studies of crystalline ZnO-SiO2 developed from pyrolysis of coconut husk. Materials Research Express, 7 (2020). pp. 1-6. ISSN 2053-1591

Mohamed Khaidir, Rahayu Emilia and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz and Matori, Khamirul Amin and Sheh Omar, Nur Alia and Anuar, Muhammad Fahmi and Abdul Wahab, Siti Aisyah and Khirel Azman, Aisyah Zakiah (2020) Addition of ZnO nanoparticles on waste rice husk as potential host material for red-emitting phosphor. Materials Science in Semiconductor Processing, 106. art. no. 104774. pp. 1-11. ISSN 1369-8001

Muhammad Rosddi, Najwa Norimanina and Yap, Wing Fen and Anas, Nur Ain Asyiqin and Sheh Omar, Nur Alia and Md Ramdzan, Nur Syahira and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim (2020) Cationically modified nanocrystalline cellulose/carboxyl-functionalized graphene quantum dots nanocomposite thin film: characterization and potential sensing application. Crystals, 10 (10). art. no. 875. pp. 1-12. ISSN 2073-4352

Usman, Fahad and Dennis, John Ojur and Meriaudeau, Fabrice and Ahmed, Abdelaziz Yousif and Khe, Cheng Seong and Yap, Wing Fen and Sadrolhosseini, Amir Reza and Abdulkadir, Bashir Abubakar and Ayinla, Ridwan Tobi and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Sheh Omar, Nur Alia and Tamam, Nissren and Sulieman, Abdelmoneim (2020) Dependence of the optical constant parameters of p-toluene sulfonic acid-doped polyaniline and its composites on dispersion solvents. Molecules, 25 (19). pp. 1-12. ISSN 1420-3049

Hashim, Hazwani Suhaila and Yap, Wing Fen and Sheh Omar, Nur Alia and Abdullah, Jaafar and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Saleviter, Silvan (2020) Detection of phenol by incorporation of gold modified-enzyme based graphene oxide thin film with surface plasmon resonance technique. Optics Express, 28 (7). pp. 9738-9752. ISSN 1094-4087

Md Ramdzan, Nur Syahira and Yap, Wing Fen and Anas, Nur Ain Asyiqin and Sheh Omar, Nur Alia and Saleviter, Silvan (2020) Development of biopolymer and conducting polymer-based optical sensors for heavy metal ion detection. Molecules, 25 (11). art. no. 2548. pp. 1-26. ISSN 1420-3049

Sheh Omar, Nur Alia and Fen, Yap Wing and Saleviter, Silvan and Mustapha Kamil, Yasmin and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Abdullah, Jaafar and Mahdi, Mohd Adzir (2020) Experimental evaluation on surface plasmon resonance sensor performance based on sensitive hyperbranched polymer nanocomposite thin films. Sensors and Actuators, A: Physical, 303. art. no. 111830. pp. 1-10. ISSN 0924-4247

Anas, Nur Ain Asyiqin and Yap, Wing Fen and Yusof, Nor Azah and Sheh Omar, Nur Alia and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Md Ramdzan, Nur Syahira (2020) Highly sensitive surface plasmon resonance optical detection of ferric ion using CTAB/hydroxylated graphene quantum dots thin film. Journal of Applied Physics, 128 (8). pp. 1-11. ISSN 0021-8979, 1089-7550

Saleviter, Silvan and Yap, Wing Fen and Sheh Omar, Nur Alia and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Abdullah, Jaafar and Mahdi, Mohd Adzir (2020) Label-free binding analysis of 4-(2-Pyridylazo)-resorcinol-based composite layer with cobalt ion using surface plasmon resonance optical sensor. Sensors and Materials, 32 (9 (1)). 2877 - 2889. ISSN 0914-4935

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

Sheh Omar, Nur Alia and Fen, Yap Wing and Abdullah, Jaafar and Mustapha Kamil, Yasmin and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Sadrolhosseini, Amir Reza and Mahdi, Mohd Adzir (2020) Sensitive detection of dengue virus type 2 E-proteins signals using self-assembled monolayers/reduced graphene oxide-PAMAM dendrimer thin film-SPR optical sensor. Scientific Reports, 10. art. no. 2374. pp. 1-15. ISSN 2045-2322

Anuar, Muhammad Fahmi and Fen, Yap Wing and Mohd Zaid, Mohd Hafiz and Sheh Omar, Nur Alia and Mohamed Khaidir, Rahayu Emilia (2020) Sintering temperature effect on structural and optical Properties of heat treated coconut husk ash derived SiO2 mixed with ZnO nanoparticles. Materials, 13 (11). art. no. 2555. pp. 1-10. ISSN 1996-1944

Hashim, Hazwani Suhaila and Fen, Yap Wing and Sheh Omar, Nur Alia and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Saleviter, Silvan and Abdullah, Jaafar (2020) Structural, optical and potential sensing properties of tyrosinase immobilized graphene oxide thin film on gold surface. Optik, 212. pp. 1-11. ISSN 0030-4026; ESSN: 1618-1336

Sheh Omar, Nur Alia and Yap, Wing Fen and Abdullah, Jaafar and Mat Zaid, Mohd Hazani and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Mahdi, Mohd Adzir (2019) Sensitive surface plasmon resonance performance of cadmium sulfide quantum dots-amine functionalized graphene oxide based thin film towards dengue virus E-protein. Optics & Laser Technology, 114. pp. 204-208. ISSN 0030-3992; ESSN: 1879-2545

Mohamed Khaidir, Rahayu Emilia and Yap, Wing Fen and Mohd Zaid, Mohd Hafiz and Matori, Khamirul Amin and Sheh Omar, Nur Alia and Anuar, Muhammad Fahmi and Abdul Wahab, Siti Aisyah and Khirel Azman, Aisyah Zakiah (2019) Optical band gap and photoluminescence studies of Eu3+-doped zinc silicate derived from waste rice husks. Optik, 182. pp. 486-495. ISSN 0030-4026; ESSN: 1618-1336

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

Mohamed Khaidir, Rahayu Emilia and Fen, Yap Wing and Mohd Zaid, Mohd Hafiz and Matori, Khamirul Amin and Sheh Omar, Nur Alia and Anuar, Muhammad Fahmi and Abdul Wahab, Siti Aisyah and Khirel Azman, Aisyah Zakiah (2019) Exploring Eu3+-doped ZnO-SiO2 glass derived by recycling renewable source of waste rice husk for white-LEDs application. Results in Physics, 15. pp. 1-7. ISSN 2211-3797

Anas, Nur Ain Asyiqin and Yap, Wing Fen and Sheh Omar, Nur Alia and Md Ramdzan, Nur Syahira and Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Saleviter, Silvan and Zainudin, Afiq Azri (2019) Optical properties of chitosan/hydroxyl-functionalized graphene quantum dots thin film for potential optical detection of ferric (III) ion. Optics and Laser Technology, 120. art. no. 105724. pp. 1-8. ISSN 0030-3992

Mohd Daniyal, Wan Mohd Ebtisyam Mustaqim and Yap, Wing Fen and Abdullah, Jaafar and Sadrolhosseini, Amir Reza and Saleviter, Silvan and Sheh Omar, Nur Alia (2018) Exploration of surface plasmon resonance for sensing copper ion based on nanocrystalline cellulose-modified thin film. Optics Express, 26 (26). 34880 - 34893. ISSN 1094-4087

Sheh Omar, Nur Alia and Yap, Wing Fen and Abdullah, Jaafar and Mat Zaid, Mohd Hazani and Mahdi, Mohd Adzir (2018) Structural, optical and sensing properties of CdS-NH2GO thin film as a dengue virus E-protein sensing material. Optik, 171. 934 - 940. ISSN 0030-4026; ESSN: 1618-1336

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

Zainuddin, Nurul Hida and Yap, Wing Fen and Alwahib, Ali Abdulkhaleq Abdulhadi and Yaacob, Mohd Hanif and Sheh Omar, Nur Alia and Mahdi, Mohd Adzir (2018) Detection of adulterated honey by surface plasmon resonance optical sensor. OPTIK, 168. 134 - 139. ISSN 0030-4026; ESSN: 1618-1336

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

Sheh Omar, Nur Alia and Yap, Wing Fen (2018) Recent development of SPR spectroscopy as potential method for diagnosis of dengue virus E-protein. Sensor Review, 38 (1). 106 - 116. ISSN 0260-2288

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

Mohd Rasdi, Norhafizah and Yap, Wing Fen and Azis, Raba’ah Syahidah and Sheh Omar, Nur Alia (2017) Photoluminescence studies of cobalt (II) doped zinc silicate nanophosphors prepared via sol-gel method. Optik, 149. 409 - 415. ISSN 0030-4026; ESSN: 1618-1336

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

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

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

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 Yusof, Nor Azah and Ishak, Nurul Syahirah and Sheh Omar, Nur Alia and Zainudin, Afiq Azri (2015) Preparation, characterization and optical properties of ionophore doped chitosan biopolymer thin film and its potential application for sensing metal ion. Optik, 126 (23). pp. 4688-4692. ISSN 0030-4026; ESSN: 1618-1336

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).

Sheh Omar, Nur Alia (2020) An integrated RGO-pamam thin film with SPR technique for dengue virus detection. Doctoral thesis, Universiti Putra Malaysia.

Sheh Omar, Nur Alia (2016) Structural and optical properties of low cost zinc silicate-based glass ceramics doped with europium. Masters thesis, Universiti Putra Malaysia.