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P. Yek · SciRah

Researcher profile · Semantic Scholar

P. Yek

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P. Yek — researcher profile on SciRah

h-index: 27
Works: 61
Citations: 3,992

Most-cited papers

Valorization of biomass waste to engineered activated biochar by microwave pyrolysis: Progress, challenges, and future directions
S. Y. Foong, Rock Keey Liew, Ya-Feng Yang, Yoke Wang Cheng +11 more
2020616 citations
Semantic Scholar
Oil palm waste: An abundant and promising feedstock for microwave pyrolysis conversion into good quality biochar with potential multi-applications
Rock Keey Liew, Wai Lun Nam, Min-Yee Chong, Xue Yee Phang +6 more
2017298 citations Open access
Semantic Scholar
Progress in microwave pyrolysis conversion of agricultural waste to value-added biofuels: A batch to continuous approach
Sheng-Bo Ge, P. Yek, Yoke Wang Cheng, Chang-Lei Xia +8 more
2021272 citations
Semantic Scholar
Microwave-assisted pyrolysis with chemical activation, an innovative method to convert orange peel into activated carbon with improved properties as dye adsorbent
S. Lam, Rock Keey Liew, Y. M. Wong, P. Yek +3 more
2017270 citations Open access
Semantic Scholar
Microwave pyrolysis with KOH/NaOH mixture activation: A new approach to produce micro-mesoporous activated carbon for textile dye adsorption.
Rock Keey Liew, Elfina Azwar, P. Yek, Xin-Yi Lim +7 more
2018Bioresource Technology255 citations Open access
Semantic Scholar
Gasification of refuse-derived fuel from municipal solid waste for energy production: a review
Yan Yang, Rock Keey Liew, A. M. Tamothran, S. Y. Foong +5 more
2021Environmental Chemistry Letters171 citations Open access
Semantic Scholar
Engineered biochar via microwave CO2 and steam pyrolysis to treat carcinogenic Congo red dye.
P. Yek, Wanxi Peng, Chee Wong, Rock Keey Liew +8 more
2020Journal of Hazardous Materials167 citations
Semantic Scholar
Vacuum pyrolysis incorporating microwave heating and base mixture modification: An integrated approach to transform biowaste into eco-friendly bioenergy products
Sheng-Bo Ge, S. Y. Foong, N. Ma, Rock Keey Liew +10 more
2020166 citations
Semantic Scholar
Engineering pyrolysis biochar via single-step microwave steam activation for hazardous landfill leachate treatment.
S. Lam, P. Yek, S. Yong, C. Chong +6 more
2019Journal of Hazardous Materials160 citations
Semantic Scholar
Innovative production of highly porous carbon for industrial effluent remediation via microwave vacuum pyrolysis plus sodium-potassium hydroxide mixture activation
Rock Keey Liew, C. Chai, P. Yek, Xue Yee Phang +6 more
2019Journal of Cleaner Production148 citations
Semantic Scholar
Microwave steam activation, an innovative pyrolysis approach to convert waste palm shell into highly microporous activated carbon.
P. Yek, Rock Keey Liew, M. S. Osman, Chern Leing Lee +3 more
2019Journal of Environmental Management144 citations
Semantic Scholar
Simultaneous removal of toxic ammonia and lettuce cultivation in aquaponic system using microwave pyrolysis biochar.
Man Su, Elfina Azwar, Ya-Feng Yang, C. Sonne +5 more
2020Journal of Hazardous Materials109 citations
Semantic Scholar
Progress in the torrefaction technology for upgrading oil palm wastes to energy-dense biochar: A review
P. Yek, Yoke Wang Cheng, Rock Keey Liew, Wan Adibah Wan Mahari +9 more
2021Renewable & Sustainable Energy Reviews108 citations
Semantic Scholar
Self‐purging microwave pyrolysis: an innovative approach to convert oil palm shell into carbon‐rich biochar for methylene blue adsorption
Sieng-Huat Kong, S. Lam, P. Yek, Rock Keey Liew +3 more
2019Journal of Chemical Technology & Biotechnology103 citations
Semantic Scholar
Co-processing of oil palm waste and waste oil via microwave co-torrefaction: A waste reduction approach for producing solid fuel product with improved properties
S. Lam, Y. Tsang, P. Yek, Rock Keey Liew +4 more
2019Chemical engineering research & design99 citations
Semantic Scholar
Microwave Pyrolysis with Steam Activation in Producing Activated Carbon for Removal of Herbicides in Agricultural Surface Water
S. Lam, Man Su, Wai Lun Nam, Ding Shan Thoo +5 more
2018Industrial & Engineering Chemistry Research89 citations
Semantic Scholar
Utilization of current pyrolysis technology to convert biomass and manure waste into biochar for soil remediation: A review.
Shimeng Tan, Guorui Zhou, Quan Yang, Sheng-Bo Ge +9 more
2022Science of the Total Environment73 citations
Semantic Scholar
Co-processing plastics waste and biomass by pyrolysis–gasification: a review
P. Yek, Yi Herng Chan, S. Y. Foong, W. Mahari +8 more
2023Environmental Chemistry Letters72 citations
Semantic Scholar
Applying microwave vacuum pyrolysis to design moisture retention and pH neutralizing palm kernel shell biochar for mushroom production.
Wan Adibah Wan Mahari, Wai Lun Nam, C. Sonne, Wanxi Peng +9 more
2020Bioresource Technology59 citations
Semantic Scholar
A review on the environmental life cycle assessment of biodiesel production: Selection of catalyst and oil feedstock
Kashleta Srikumar, Yie-Hua Tan, Jibrail Kansedo, I. Tan +6 more
2024Biomass & Bioenergy58 citations
Semantic Scholar
Microwave co-torrefaction of waste oil and biomass pellets for simultaneous recovery of waste and co-firing fuel
P. Yek, Xiangmeng Chen, Wanxi Peng, Rock Keey Liew +4 more
2021Renewable & Sustainable Energy Reviews53 citations
Semantic Scholar
Sustainable CO2 capture via adsorption by chitosan-based functional biomaterial: A review on recent advances, challenges, and future directions
S. Y. Foong, Y. H. Chan, C. L. Yiin, S. S. M. Lock +9 more
2023Renewable & Sustainable Energy Reviews51 citations
Semantic Scholar
Production of biochar for potential catalytic and energy applications via microwave vacuum pyrolysis conversion of cassava stem
S. Y. Foong, Noor Syazana Abdul Latiff, Rock Keey Liew, P. Yek +1 more
202045 citations Open access
Semantic Scholar
Microwave processing of oil palm wastes for bioenergy production and circular economy: Recent advancements, challenges, and future prospects.
S. Y. Foong, Yi Herng Chan, S. S. M. Lock, B. Chin +6 more
2022Bioresource Technology44 citations
Semantic Scholar
Production of modified biochar to treat landfill leachate using integrated microwave pyrolytic CO2 activation
P. Yek, Cheng Li, Wanxi Peng, C. Wong +4 more
2021Chemical Engineering Journal43 citations
Semantic Scholar
Engineered biochar produced through microwave pyrolysis as a fuel additive in biodiesel combustion
Xin-Yi Lim, P. Yek, Rock Keey Liew, M. Chiong +7 more
2022Fuel38 citations
Semantic Scholar
Microwave wet torrefaction: A catalytic process to convert waste palm shell into porous biochar
P. Yek, M. S. Osman, Chee Wong, C. Wong +5 more
202032 citations Open access
Semantic Scholar
Production of highly porous biochar via microwave physiochemical activation for dechlorination in water treatment.
Dan-Hua Shi, P. Yek, Sheng-Bo Ge, Yang Shi +6 more
2022Chemosphere26 citations
Semantic Scholar
Fungal Fermented Palm Kernel Expeller as Feed for Black Soldier Fly Larvae in Producing Protein and Biodiesel
C. Liew, Chung-Yiin Wong, E. Abdelfattah, Ratchaprapa Raksasat +9 more
2022Journal of Fungi26 citations Open access
Semantic Scholar
Removal of heavy metals using activated carbon from microwave steam activation of palm kernel shell
Sieng-Huat Kong, Cerries Yee Jie Chin, P. Yek, Chee Wong +4 more
2022Environmental Advances24 citations Open access
Semantic Scholar
Upcycling crab shell waste into biochar for treatment of palm oil mill effluent via microwave pyrolysis and activation.
Yan Yang, S. Y. Foong, Yi-Feng He, Rock Keey Liew +5 more
2024Environmental Research18 citations
Semantic Scholar
Production of value-added hydrochar from single-mode microwave hydrothermal carbonization of oil palm waste for de-chlorination of domestic water.
P. Yek, Rock Keey Liew, W. Mahari, Wanxi Peng +6 more
2022Science of the Total Environment18 citations
Semantic Scholar
Microwave pyrolysis using self-generated pyrolysis gas as activating agent: An innovative single-step approach to convert waste palm shell into activated carbon
P. Yek, Rock Keey Liew, M. S. Osman, Chee Wong +1 more
201718 citations Open access
Semantic Scholar
A Life Cycle Assessment of Biodiesel from Waste Cooking Oil using Bifunctional Magnetic Nanocatalyst
Kashleta Srikumar, Yie-Hua Tan, Umer Rashid, Inn Shi Tan +6 more
2025Energy16 citations
Semantic Scholar
Microwave Torrefaction of Empty Fruit Bunch Pellet: Simulation and Validation of Electric Field and Temperature Distribution
P. Yek, Sieng-Huat Kong, M. Law, Chang-Lei Xia +4 more
2022Journal of Bioresources and Bioproducts13 citations Open access
Semantic Scholar
Pyrolysis assessment of palm kernel shell waste valorization to sulfonated magnetic biochar from techno-economic and energy perspectives
Yee Xuan Seow, Yie-Hua Tan, Jibrail Kansedo, Inn Shi Tan +6 more
2024Discover Applied Sciences12 citations Open access
Semantic Scholar
Utilization of microwave steam pyrolysis to produce biochar for thermal energy storage
Wahap bin Abu Bakar, P. Yek, K. Y. Cheong, A. C. Affam +4 more
2022Waste Disposal & Sustainable Energy10 citations
Semantic Scholar
Micro-particle biochar for soil carbon pool management: Application and mechanism
T. Ren, Jiayi Li, Huilin Feng, Fei Yun +7 more
202110 citations
Semantic Scholar
Pyrolysis behaviour of shellfish waste via TG-FTIR and Py-GC/MS
Yan Yang, S. Y. Foong, P. Yek, A. Mohammed +6 more
2023Sustainable Chemistry and Pharmacy8 citations
Semantic Scholar
Microwave physicochemical activation: an advanced approach to produce activated biochar for palm oil mill effluent treatment
K. Kong, P. Yek, H. Sii, M. Lee +2 more
2022Waste Disposal & Sustainable Energy8 citations
Semantic Scholar
Single-mode microwave pyrolysis of engineered biochar from shrimp shell waste for landfill wastewater treatment
Lingbo Meng, P. Yek, S. Y. Foong, Rock Keey Liew +2 more
2025Journal of Industrial & Engineering Chemistry7 citations
Semantic Scholar
Effect of Temperature on the Yield of Lignin Extracted Using Microwave-Assisted Acetosolv from Empty Fruit Bunch Fibers
Muhammad Nor Arifin Yaakob, R. Roslan, N. Salim, S. Mustapha +4 more
20207 citations Open access
Semantic Scholar
Kinetic and Thermodynamic Studies of Transesterification Catalysed by Black Pepper Seed-Potassium Hydroxide Catalyst
Ya Tan, Yie-Hua Tan, Jibrail Kansedo, N. M. Mubarak +4 more
2023Topics in catalysis6 citations
Semantic Scholar
Integration of microwave co-torrefaction with helical lift for pellet fuel production
K. Y. Cheong, Sieng-Huat Kong, Rock Keey Liew, Chee Wong +3 more
2022Green Processing and Synthesis5 citations Open access
Semantic Scholar
A novel microwave air heater integrated with thermal energy storage
P. Yek, C. Lau, S.S.Y. Lau, T. Ting +6 more
2022International Journal of Energy Research5 citations
Semantic Scholar
Submerged Glow-Discharge Plasma: An Economical Approach to Convert Construction Scrap Metal into Nanomaterials
P. Yek, Muhammad Rafiq Mirza bin Julaihi, M. S. Osman, Tung-Chuan Tiong +2 more
20185 citations Open access
Semantic Scholar
Microwave-assisted valorization of black soldier fly pupal and shrimp shells into chitin and chitosan: A rapid biopolymer recovery approach.
S. Y. Foong, Rock Keey Liew, P. Yek, G. Du Laing +4 more
2026International Journal of Biological Macromolecules2 citations
Semantic Scholar
Double network hydrogel–biochar composites with enhanced water absorption and salinity tolerance for sustainable agriculture
Dzureen Julaihi, C. S. Y. Tan, Lin-Chi Wang, Mohamad Izzat Arif Nordin +7 more
2026Journal of Environmental Chemical Engineering2 citations
Semantic Scholar
PRODUCTION OF VALUE-ADDED BIOCHAR AND BIO-OIL FROM MICROWAVE CO2 PYROLYSIS OF MEDIUM-DENSITY FIBERBOARD WASTE
S. Y. Foong, Felicia Low, P. Yek, Yan Yang +5 more
2024Journal of sustainability science and management2 citations Open access
Semantic Scholar
Pyrolysis recovery and product distribution of shrimp shell waste: Insights from thermogravimetric-Fourier transform infrared spectroscopy and pyrolysis–gas chromatography/mass spectrometry characterization
Lingbo Meng, S. Y. Foong, P. Yek, Rock Keey Liew +6 more
2023Energy & Environment2 citations
Semantic Scholar

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