Items where Author is "Rafeah, Wahi"

Article

Zulfadli Hazim, Zul Azlan and Syahrul Nizam, Junaini and Noor Alamshah, Bolhassan and Rafeah, Wahi and Mohammad Affendy, Arip (2024) Harvesting a sustainable future : An overview of smart agriculture's role in social, economic, and environmental sustainability. Journal of Cleaner Production, 434. pp. 1-19. ISSN 0959-6526

Rohana, Sapawi and Rafeah, Wahi and Azzahrah, Anuar and Nur Tahirah, Razali and Mohd Hafizan, Hashim and Ahmad Hata, Rasit (2023) Alternative and Online Assessment in the Context of Outcome Based Education : A Practical Guide. Journal of Advanced Research in Applied Sciences and Engineering Technology, 31 (2). pp. 173-183. ISSN 2462-1943

Zainab, Ngaini and Hasnain, Hussain and Easter Sirah, Kelabo and Rafeah, Wahi and Saba, Farooq (2023) Chemical profiling, biological properties and environmental contaminants of stingless bee honey and propolis. Journal of Apicultural Research, 62 (1). pp. 131-147. ISSN 2078-6913

Mohamad Fhaizal, Mohamad Bukhori and Nor Khairunnisa, Mohamad Fathi and Sharifah Mona, Abd Aziz Abdullah and Rafeah, Wahi and Mohd Alhafiizh, Zailani and Melisa Malini, Raja Gopal (2022) EFFECT OF SAGO BARK BIOCHAR APPLICATION ON Capsicum annuum L. var. Kulai GROWTH AND FRUIT YIELD. Malaysian Applied Biology, 51 (3). pp. 127-135. ISSN 2462-151X

Rohana, Sapawi and Rafeah, Wahi and Azzahrah, Anuar and N., Isa and Hamimah, Ujir and Shanti Faridah, Salleh and Hashimatul Fatma, Hashim and Ade Syaheda Wani, Marzuki and Wan Hashim, Wan Ibrahim and Fatihah, Ramli (2022) Development of Web-Based Industrial Revolution 4.0 Implementation Monitoring System Prototype for Academic Programmes. ASM Science Journal, 17. pp. 1-8. ISSN 2682-8901

Asare, Ebenezer Aquisman and Zaini, Assim and Rafeah, Wahi and Fianko, Joseph Richmond (2022) Eco-toxic risk assessment and source distribution of trace metals in surface sediments of the coastal and in four rivers estuary of Sarawak. Beni-Suef University Journal of Basic and Applied Sciences, 11 (18). pp. 1-17. ISSN 2314-8535

Varun, Vohra and Nur Tahirah, Razali and Rafeah, Wahi and Lucia, Ganzer and Tersilla, Virgili (2021) A comparative study of low-cost coating processes for green & sustainable organic solar cell active layer manufacturing. Optical Materials: X, 13 (2022). pp. 1-7. ISSN 2590-1478

Muhammad, Imran-Shaukat and Rafeah, Wahi and Zainab, Ngaini (2021) The application of agricultural wastes for heavy metals adsorption: A meta-analysis of recent studies. Bioresource Technology Reports, 17 (2022). pp. 1-14. ISSN 2589-014X

Zainab, Ngaini and Yogasunthari, Rajan and Rafeah, Wahi (2021) Carbon–Silica Composites from Sago Waste for the Removal of Chromium, Lead, and Copper from Aqueous Solution: Kinetic and Equilibrium Isotherm Studies. Water Air and Soil Pollution, 232 (441). pp. 1-11. ISSN 0049-6979

Ebenezer Aquisman, Asare and Zaini, Assim and Rafeah, Wahi and Rajuna, Tahir and Eric Kwabena, Droepenu (2021) Application of fuzzy evaluation technique and grey clustering method for water quality assessment of the coastal and estuaries of selected rivers in Sarawak. Bulletin of the National Research Centre, 45 (156). pp. 1-11.

Zainab, Ngaini and Nurfarahen, Jamil and Rafeah, Wahi and Farra Diana, Shahrom and Zainal Abiddin, Ahmad and Saba, Farooq (2021) Convenient Conversion of Palm Fatty Acid Distillate to Biodiesel via Rice Husk Ash Catalyst. BioEnergy Research, 1 (1). pp. 1-10. ISSN 1939-1234

Muhammad, Imran-Shaukat and Nur Rafikah, Rosli and Rafeah, Wahi and Sharifah Mona, Abd Aziz Abdullah and Zainab, Ngaini (2021) Chemically Modified Coconut Shell Biochar for Removal of Heavy Metals from Aqueous Solution. Defect and Diffusion Forum, 411 (2021). pp. 79-91. ISSN 1662-9507

Rafeah, Wahi and Showkat, Ahmad Bhawani and Zainab, Ngaini and Nur Farhana, Yusof and Nur Hanani, Hasana (2021) Chemically Modified Sago Fly Ash for Pb(II) Removal from Water. Defect and Diffusion Forum, 411 (2021). pp. 93-105. ISSN 1662-9507

Ebenezer Aquisman, Asare and Zaini, Assim and Rafeah, Wahi (2021) Validation of an analytical technique, distribution, and risk assessment of aliphatic and polycyclic aromatic hydrocarbons in surface sediments of the coastal and selected estuaries of Sarawak. Arabian Journal of Geosciences, 14 (1943). pp. 1-19. ISSN 1866-7511

Nor Khairunnisa, Mohamad Fathi and Sharifah Mona, Abd Aziz Abdullah and Mohamad Fhaizal, Mohamad Bukhori and Rafeah, Wahi and Mohd Alhafiizh, Zailani (2021) PHYSICOCHEMICAL PROPERTIES OF SAGO BARK BIOCHAR AND ITS POTENTIAL AS PLANT GROWTH MEDIA. Malaysian Journal of Analytical Sciences, 25 (4). pp. 622-636.

Nur Hanani, Hasana and Rafeah, Wahi and Yusralina, Yusof and Nabisab Mujawar, Mubarak (2021) Magnesium-Palm Kernel Shell Biochar Composite for Effective Methylene Blue Removal: Optimization via Response Surface Methodology. Pertanika Journal of Science & Technology, 29 (3). pp. 1451-1473. ISSN 0128-7680

Rohana, Sapawi and Azzahrah, Anuar and Rafeah, Wahi and Nur Tahirah, Razali and Mohd Hafizan, Hashim (2021) Alternative and Online Assessment in the Context of Outcome Based Education: A Practical Guide. Turkish Journal of Computer and Mathematics Education, 12 (3). pp. 2376-2385. ISSN 1309-4653

Nur Hanani, Hasana and Rafeah, Wahi and Yusralina, Yusof (2021) Ethanol, Methanol, and Magnesium-Treated Palm Kernel Shell Biochar for Methylene Blue Removal: Adsorption Isotherms. International Journal of Current Research and Review, 13 (4). pp. 2-11. ISSN ISSN: 2231-2196 (Print) ISSN: 0975-5241 (Online)

Zainab, Ngaini and Kelabo, Easter Sirah and Hasnain, Hussain and Rafeah, Wahi (2021) High Therapeutic Properties of Honey from the Borneo Stingless Bee, Heterotrigona itama. International Journal of Current Research and Review, 13 (4). pp. 1-8. ISSN 0975-5241

Droepenu, Eric Kwabena and Asare, Ebenezer Aquisman and Wee, Boon Siong and Rafeah, Wahi and Ayertey, Frederick and Kyene, Odoi Michael (2021) Biosynthesis, characterization, and antibacterial activity of ZnO nanoaggregates using aqueous extract from Anacardium occidentale leaf: comparative study of different precursors. Beni-Suef University Journal of Basic and Applied Sciences, 10 (1). pp. 1-10. ISSN 2314-8543

Muhammad, Imran-Shaukat and Rafeah, Wahi and Nur Rafikah, Rosli and Sharifah Mona, Abd Aziz Abdullah and Zainab, Ngaini (2021) Chemically modified palm kernel shell biochar for the removal of heavy metals from aqueous solution. IOP Conference Series: Earth and Environmental Science, 765 (2021). pp. 1-11. ISSN 1755-1307

Aina Nasuha, Mortada and Mohamad Hasnul, Bolhasan and Rafeah, Wahi (2020) PHYSICOCHEMICAL COMPOSITION OF SPENT OYSTER MUSHROOM SUBSTRATE. Malaysian Journal of Analytical Sciences, 24 (6). pp. 848-854.

Nur Hanani, Hasana and Rafeah, Wahi and Yusralina, Yusof and Wan Roslina, Wan Yusof and Zeti Akhtar, Abdul Manan (2020) Coconut Shell Biochar for Removal of Cu(II) from Aqueous Solution. Pakistan Journal of Analytical and Environmental Chemistry, 21 (2). pp. 280-292. ISSN 1996-918X

Rafeah, Wahi and Syamila Aimi, Yahaya and Lam, Su Shiung and Sharifah Mona, Abd Aziz Abdullah and Zainab, Ngaini (2019) Esterification of Microwave Induced Pyrolytic Oil from Sago Bark Waste. Waste and Biomass Valorization. pp. 1-11. ISSN 1877-265X

Yogasunthari, Rajan and Zainab, Ngaini and Rafeah, Wahi (2018) Novel adsorbent from sago-grafted silica for removal of methylene blue. International Journal of Environmental Science and Technology, 15 (98). pp. 1-12. ISSN 1735-2630 (online)

Rafeah, Wahi and Chuah Abdullah, Luqman and Nourouzi Mobarekeh, Mohsen and Ngaini, Zainab and Choong Shean Yaw, Thomas (2017) Utilization of esterified sago bark fibre waste for removal of oil from palm oil mill effluent. Journal of Environmental Chemical Engineering, 5 (1). ISSN 22133437

Rafeah, Wahi and Nur Fakhirah Qurratu'ain, Zuhaidi and Yusralina, Yusof and Jamliah, J and Kanakaraju, Devagi and Zainab, Ngaini (2017) Chemically treated microwave-derived biochar: An overview. Biomass and Bioenergy. ISSN 0961-9534

Sharifah Mona, Abdul Aziz and Rafeah, Wahi and Zainab, Ngaini and Sinin, Hamdan and Syamila Aimi, Yahaya (2017) Esterification of Microwave Pyrolytic Oil from Palm Oil Kernel Shell. Journal of Chemistry, 2017. ISSN 2090-9071

Su, Shiung Lam and Liew, Rock keey and Yee, Mun Wong and Elfina, Azwar and Ahmad, Jusoh and Rafeah, Wahi (2016) Activated Carbon for Catalyst Support from Microwave Pyrolysis of Orange Peel. Waste and Biomass Valorization. pp. 1-11. ISSN 18772641

Rafeah, Wahi and Sharifah Mona, Abdul Aziz and Sinin, Hamdan and Zainab, Ngaini (2016) Biochar Production from Agricultural Wastes via Low-Temperature Microwave Carbonization. 2015 IEEE International RF and Microwave Conference Proceedings. pp. 250-253. ISSN 0018-9219

Rafeah, Wahi and Izzatul Adilah, Yusup (2016) Empty Fruit Bunches Compost and Germination of Raphanus sativs L. Borneo Journal of Resource Science & Technology, 6 (1). pp. 10-18. ISSN 2229-9769

Zainab, Ngaini and Farid, Noh and Rafeah, Wahi (2014) Esterified sago waste for engine oil removal in aqueous environment. Environmental Technology, 35 (22). pp. 2761-2766. ISSN 0959-3330

Sharifah Mona, Abdul Aziz and Rafeah, Wahi and Zainab, Ngaini and Sinin, Hamdan (2013) Bio-oils from microwave pyrolysis of agricultural wastes. Fuel Processing Technology, 106. pp. 744-750. ISSN 0378-3820

Book

Chong, Chien Hwa and Rafeah, Wahi and Choo, Chee Ming and Chew, Shee Jia and Mackingsley Kushan, Dassanayake (2024) Drying and Valorisation of Food Processing Waste. Advances in Drying Science and Technology . CRC Press. ISBN 9781032320878

Book Chapter

Rafeah, Wahi and Showkat, Ahmad Bhawani (2023) Immersive Learning on Environmental Chemistry Concepts through e-SULAM. In: Real Application of Transformative Approaches for Teaching and Learning in the 21st Century. UNIMAS Publisher, Kota Samarahan, Sarawak, pp. 65-74. ISBN 978-967-0054-23-0

Zainab, Ngaini and Rafeah, Wahi (2023) Transformative Teaching via Workshop Based Approach in Scientific Communication. In: Real Application of Transformative Approaches for Teaching and Learning in the 21st Century. UNIMAS Publisher, Kota Samarahan, Sarawak, pp. 75-86. ISBN 978-967-0054-23-0

Proceeding

Zainab, Ngaini and Rafeah, Wahi and Hasnain, Hussain and Nurul Qhalila, Bahrin and Nur Hanani, Hasana (2021) Heavy Metal Adsorbent of Carbon from Sago Liquid Biowaste for Sustainable Technology. In: THE 3rd INTERNATIONAL CONFERENCE ON SEPARATION TECHNOLOGY 2020 -VIRTUAL (ICoST 2020), 15 August 2020, Virtual.

Muhammad, Imran-Shaukat and Rafeah, Wahi and Nur Rafikah, Rosli and Sharifah Mona, Abd Aziz Abdullah and Zainab, Ngaini (2020) CHEMICALLY MODIFIED PALM KERNEL SHELL BIOCHAR FOR THE REMOVAL OF HEAVY METALS FROM AQUEOUS SOLUTION. In: 1ST INTERNATIONAL CONFERENCE ON BIOMASS UTILIZATION & SUSTAINABLE ENERGY 2020 (ICoBiomasSE 2020), 15th – 16th December 2020, Centre of Excellence for Biomass Utilization, Universiti Malaysia Perlis (UniMAP).

Rafeah, Wahi and Nur Fakhirah Qurratu'ain, Zuhaidi and Yusralina, Yusof and Jamliah, Jamel and Kanakaraju, Devagi (2018) Chemically Treated Microwave Biochar From Sago Bark Waste. In: ISER 119th International Conference, 01-04-2018, Kuala Lumpur, Malaysia.

Rafeah, Wahi and Effa Radika, Bidin and Zainab, Ngaini (2018) Physicochemical And Phytotoxicity Analysis Of Sago Bark Waste Compost. In: ISER 119th International Conference, 01-04-2018, Kuala Lumpur, Malaysia.

Thesis

Muhammad, Imran-Shaukat and Rafeah, Wahi and Zainab, Ngaini (2023) Melia azedarach Activated Carbon for Heavy Metals Removal: Isotherm, Kinetic and Response Surface Methodology Study. PhD thesis, Faculty of Resource Science and Technology.