Journals

• Jing Guo, Jianzhong Ma*, Guanjie Huang, Xiaoting Zhou, Francesco Parrino*, Riccardo Ceccato, Leonardo Palmisano, Boon-Junn Ng*, Lutfi Kurnianditia Putri, Huaxing Li, Rongjie Li, Gang Liu*, Yang Wang, Nikolay Kornienko*, Shan-Shan Zhu, Zhenwei Zhang, Xiaoming Liu*, Nur Atika Nikma, Siang-Piao Chai*, Jianmin Ma* (2025) Two-dimensional nanomaterials for environmental catalysis roadmap towards 2030. Chinese Chemical Letters, 36, 110988. doi.org/10.1016/j.cclet.2025.110988 

[Q1, IF: 9.4]

• Wei-Kean Chong, Boon-Junn Ng, Xin Ying Kong, Jingxiang Low, Hing Wah Lee, Lling-Lling Tan, Siang-Piao Chai* (2024) Unleashing the solar-driven overall water splitting potential for green ZnIn2S4: Hydrogen, oxygen and hydrogen peroxide. Chem Catalysis, 5, 101227. doi.org/10.1016/j.checat.2024.101227

[Q1, IF: 11.5] [Cover Art]

• Wei-Kean Chong, Boon-Junn Ng, Lling-Lling Tan, Siang-Piao Chai* (2024) All-in-one solar-driven water splitting compendium of ZnIn2S4-based photocatalysis: Guiding the path from the past to the limitless future. Chemical Society Reviews, 53, 10080-10146. doi.org/10.1039/D3CS01040F 

[Q1, IF: 40.4, top 1% journal] 

• Cheng May Fung, Boon-Junn Ng, Yi-Hao Chew, Chen-Chen Er, Jingxiang Low, Xuecheng Guo, Xin Ying Kong, Lling-Lling Tan, Hiroshi Onishi, Abdul Rahman Mohamed, Siang-Piao Chai* (2024) MXene quantum dots-sensitized heterostructures for braod solar spectrum CO2 reduction. Cell Reports Physical Science, 5, 102296. doi.org/10.1016/j.xcrp.2024.102296 

[Q1, IF: 7.9, top 10% journal] 

• Boon-Junn Ng*, Lutfi Kurnianditia Putri*, Wei-Kean Chong, Siang-Piao Chai* (2024) Breaking boundaries of soft photocatalysis: Overcoming limitations of carbon nitride as single-light absorber for overall water splitting. Journal of Materials Chemistry A, 12, 23971-24004. doi.org/10.1039/D4TA03163F 

[Q1, IF: 10.7, top 10% journal] [Themed Collection - Journal of Materials Chemistry A Emerging Investigators 2024] 

• Do Yee Ho, Siah Ying Tang, Yasunori Kikuchi, Boon-Junn Ng, Chuan Yi Foo, Khang Wei Tan*, Jully Tan* (2024) Prospective life cycle assessment: Identifying the most promising methods for sustainable cellulose nanocrystal production. Chemical Engineering Journal, 498, 154964. doi.org/10.1016/j.cej.2024.154964

[Q1, IF: 13.3, top 5% journal] 

• Boon-Junn Ng, Wei-Kean Chong, Lutfi Kurnianditia Putri, Xin Ying Kong, Jingxiang Low, Hing Wah Lee, Lling-Lling Tan, Wei Sea Chang, Siang-Piao Chai* (2023) Heteroatom P filling activates intrinsic S atomic sites of few-layered ZnIn2S4 via modulation of H adsorption kinetics for sacrificial-free photocatalytic hydrogen evolution from pure water and seawater. Journal of Materials Chemistry A, 11, 17079-17090. doi.org/10.1039/D2TA08789H

[Q1, IF: 10.7, top 10% journal] [Themed Collection - 2024 Journal of Materials Chemistry A Lunar New Year Collection]

• Wei-Kean Chong, Boon-Junn Ng, Yong Jieh Lee, Lling-Lling Tan, Lutfi Kurnianditia Putri, Jingxiang Low, Abdul Rahman Mohamed, Siang-Piao Chai* (2023) Self-activated superhydrophilic green ZnIn2S4 realizing solar-driven overall water splitting. Nature Communications, 14, 7676. doi.org/10.1038/s41467-023-43331-x 

[Q1, IF: 14.7, top 10% journal]

• Jiale Lee, Wei-Kean Chong, Steven Hao Wan Kok, Boon-Junn Ng, Xin Ying Kong, Siang-Piao Chai, Lling-Lling Tan* (2023) Mixed halide formation in lead-free antimony-based halide perovskite for boosted CO2 photoreduction: Beyond band gap tuning. Advanced Functional Materials, 33, 2303430. doi.org/10.1002/adfm.202303430

[Q1, IF: 18.5, top 5% journal]

• Cheng-May Fung, Boon-Junn Ng, Chen-Chen Er, Wei-Kean Chong, Jingxiang Low, Xuecheng Guo, Xin Ying Kong, Hing Wah Lee, Lling-Lling Tan, Abdul Rahman Mohamed, Siang-Piao Chai* (2023) Engineering nanoscale homo-heterojunction for robust Z-scheme CO2 conversion through synchronous amalgamation of oxygen-defective ultrathin BiVO4 and red/black phosphorus. Small Structures, 18, 230083. doi.org/10.1002/sstr.202300083 

[Q1, IF: 13.9, top 10% journal]

• Michell K. T. Chee, Boon-Junn Ng, Wei-Kean Chong, Lling-Lling Tan, Wei Sea Chang, Siang-Piao Chai* (2023) Unravelling the charge dynamics of a molecular photosensitizer of ZnPc on polymeric g-C3N4 for superior photocatalytic hydrogen evolution from seawater splitting. ACS Applied Energy Materials, 6, 7935-7943. doi.org/10.1021/acsaem.3c01014  

[Q1, IF: 5.4]

• Jie-Yinn Tang, Chen-Chen Er, Xin Ying Kong, Boon-Junn Ng, Yi-Hao Chew, Lling-Lling Tan, Abdul Rahman Mohamed, Siang-Piao Chai* (2023) Two-dimensional interface engineering of g-C3N4/g-C3N4 nanohybrid: Synergy between isotype and pn heterojunction for highly efficient photocatalytic CO2 reduction. Chemical Engineering Journal, 466, 143287. doi.org/10.1016/j.cej.2023.143287

[Q1, IF: 13.3, top 5% journal]

• Yong Jieh Lee, Wei-Kean Chong, Lutfi Kurnianditia Putri, Boon-Junn Ng, Lling-Lling Tan, Ta Yeong Wu, Siang-Piao Chai* (2023) Complementary conjugated piezo-phototronic polarized blue TiO2-KNN for piezophotocatalytic degradation of tetracycline enhanced under gentle oscillatory hydrodynamic disturbances. Applied Catalysis B: Environmental, 334, 112836. doi.org/10.1016/j.apcatb.2023.122836

[Q1, IF: 20.2, top 1% journal]

• Wei-Kean Chong, Boon-Junn Ng, Xin Ying Kong, Lling-Lling Tan, Lutfi Kurnianditia Putri, Siang-Piao Chai* (2023) Non-metal doping induced p-n charge properties in a single ZnIn2S4 crystal structure provoking charge transfer behaviors and boosting photocatalytic hydrogen generation. Applied Catalysis B: Environmental, 325, 122372. doi.org/10.1016/j.apcatb.2023.122372

[Q1, IF: 20.2, top 1% journal] [Highly Cited Papers] 

• Lutfi Kurnianditia Putri, Boon-Junn Ng, Ryan Yow Zhong Yeo, Wee-Jun Ong, Abdul Rahman Mohamed*, Siang-Piao Chai* (2023) Engineering nickel phosphides for electrocatalytic hydrogen evolution: A doping perspective. Chemical Engineering Journal, 461, 141845. doi.org/10.1016/j.cej.2023.141845 

[Q1, IF: 13.3, top 5% journal] [Highly Cited Papers] 

• Yong Jieh Lee, Lutfi Kurnianditia Putri, Boon-Junn Ng, Lling-Lling Tan, Ta Yeong Wu, Siang-Piao Chai* (2023) Blue TiO2 with tunable oxygen-vacancy defects for enhanced photocatalytic diesel oil degradation. Applied Surface Science, 611, 155716. doi.org/10.1016/j.apsusc.2022.155716  

[Q1, IF: 6.3, top 5% journal]

• Steven Hao Wan Kok, Jiale Lee, Wei-Kean Chong, Boon-Junn Ng, Xin Ying Kong, Wee-Jun Ong, Siang-Piao Chai, Lling-Lling Tan* (2023) Bismuth-rich Bi12O17Cl2 nanorods engineered with oxygen vacancy defects for enhanced photocatalytic nitrogen fixation. Journal of Alloys and Compounds, 952, 170015. doi.org/10.1016/j.jallcom.2023.170015  

[Q1, IF: 5.8, top 10% journal]

• Yee Wen Teh, Wei-Kean Chong, Chen-Chen Er, Xin Ying Kong, Boon-Junn Ng, Siek Ting Yong, Siang-Piao Chai* (2023) Sensitization of bismuth tungstate with magnesium phthalocyanine for photoinduced charge redistribution and electron localization: CO2 photoreduction from Vis to NIR region. Journal of Materials Chemistry C, 11, 705-711. doi.org/10.1039/D2TC03859E   

[Q1, IF: 5.7]

• Jiale Lee, Xin Yu Tan, Boon-Junn Ng, Xin Ying Kong, Siang-Piao Chai, Lling-Lling Tan* (2023) Cyano group modified graphitic carbon nitride with K intercalation for sustainable photodegradation of pharmaceutical waste. Journal of the Taiwan Institute of Chemical Engineers, 142, 104617. doi.org/10.1016/j.jtice.2022.104617 

[Q1, IF: 5.5]

• Jiale Lee, Steven Hao Wan Kok, Boon-Junn Ng, Xin Ying Kong, Lutfi Kurnianditia Putri, Siang-Piao Chai, Lling-Lling Tan* (2023) Hole scavenger-free nitrogen photofixation in pure water with non-metal B-doped carbon nitride: Implicative importance of B species for N2 activation. Journal of Environmental Chemical Engineering, 11, 109511. doi.org/10.1016/j.jece.2023.109511 

[Q1, IF: 7.4]

• Zheng Hao Tan, Xin Ying Kong*, Boon-Junn Ng, Han Sen Soo, Abdul Rahman Mohamed, Siang-Piao Chai* (2023) Recent advances in defect-engineered transition metal dichalcogenides for enhanced electrocatalytic hydrogen evolution: Perfecting imperfections. ACS Omega, 8, 1851-1863. doi.org/10.1021/acsomega.2c06524 

[Q2, IF: 3.7]

• Boon-Junn Ng, Jie-Yinn Tang, Liang Yin Ow, Xin Ying Kong, Yun Hau Ng, Lutfi Kurnianditia Putri, Siang-Piao Chai* (2022) Nanoscale p-n junction integration via the synergetic hybridization of facet-controlled Cu2O and defect modulated g-C3N4-x atomic layers for enhanced photocatalytic water splitting. Materials Today Energy, 29, 101102. doi.org/10.1016/j.mtener.2022.101102 

[Q1, IF: 9.0]

• Lutfi Kurnianditia Putri, Boon-Junn Ng, Wee-Jun Ong, Siang-Piao Chai, Abdul Rahman Mohamed* (2022) Toward excellence in photocathode engineering for photoelectrochemical CO2 reduction: Design rationales and current progress. Advanced Energy Materials, 12, 2201093. doi.org/10.1002/aenm.202201093 

[Q1, IF: 24.4, top 5% journal]

• Cheng-May Fung, Boon-Junn Ng, Chen-Chen Er, Xin Ying Kong, Lling-Lling Tan, Abdul Rahman Mohamed, Siang-Piao Chai* (2022) Synergistic hybridization of twin-induced red/black phosphorus and tungsten oxide as homo-hetero dynamic dual junctions for Z-scheme CO2 photoreduction. ACS Applied Energy Materials, 5, 15257-15268. doi.org/10.1021/acsaem.2c02899 

[Q1, IF: 5.4]

• Chen-Chen Er, Lutfi Kurnianditia Putri, Boon-Junn Ng, Jie-Yinn Tang, Nikhil V. Medhekar, Siang-Piao Chai* (2022) Allotropes selection apropos of photocatalytic CO2 reduction from first principles studies. Materials Today Physics, 26, 100751. doi.org/10.1016/j.mtphys.2022.100751 

[Q1, IF: 10.0, top 10% journal]

• Michell K.T. Chee, Boon-Junn Ng, Yi-Hao Chew, Wei Sea Chang, Siang-Piao Chai* (2022) Photocatalytic hydrogen evolution from artificial seawater splitting over amorphous carbon nitride: Optimization and process parameters study via response surface modelling. Materials, 15, 4894. doi.org/10.3390/ma15144894 

[Q2, IF: 3.1]

• Yong Jieh Lee, Lutfi Kurnianditia Putri, Boon-Junn Ng, Lling-Lling Tan, Ta Yeong Wu, Siang-Piao Chai* (2022) Elucidating the enhanced decomposition of alkyl hydroperoxides on oxygen vacancy rich TiO2-x surfaces using DFT for polyethylene decomposition. Physical Chemistry Chemical Physics, 24, 25735-25739. doi.org/10.1039/D2CP03768H 

[Q1, IF: 2.9]

• Yee Wen Teh, Chen-Chen Er, Xin Ying Kong, Boon-Junn Ng, Siek-Ting Yong, Siang-Piao Chai* (2022) Charge modulation at atomic-level through substitutional sulfur doping into atomically thin Bi2WO6 toward promoting photocatalytic CO2 reduction. ChemSusChem, 15, e202200471. doi.org/10.1002/cssc.202200471 

[Q1, IF: 7.5]

• Wei-Kean Chong, Boon-Junn Ng, Lling-Lling Tan, Siang-Piao Chai* (2022) Recent advances in nanoscale engineering of ternary metal sulfide-based heterostructures for photocatalytic water splitting. Energy & Fuels, 36, 4250-4267. doi.org/10.1021/acs.energyfuels.2c00291 

[Q1, IF: 5.2]

• Wei-Kean Chong, Boon-Junn Ng, Chen-Chen Er, Lling-Lling Tan, Siang-Piao Chai* (2022) Insights from density functional theory calculations on heteroatom P-doped ZnIn2S4 bilayer nanosheets with atomic-level charge steering for photocatalytic water splitting. Scientific Reports, 12, 1927. doi.org/10.1038/s41598-022-05740-8 

[Q1, IF: 3.8]

• Boon-Junn Ng, Lutfi Kurnianditia Putri, Xin Ying Kong, Pooria Pasbakhsh, Siang-Piao Chai* (2021) Z-scheme photocatalyst sheets with P-doped Zn0.5Cd0.5S1-x and Bi4NbO8Cl connected by carbon electron mediator for overall water splitting under ambient condition. Chemical Engineering Journal, 404, 127030. doi.org/10.1016/j.cej.2020.127030 

[Q1, IF: 13.3, top 5% journal]

• Boon-Junn Ng, Muhammad Khosyi Musyaffa, Chen-Chen Er, Kulandai Arockia Rajesh Packiam, W. P. Cathie Lee, Lling-Lling Tan, Hing Wah Lee, Chien Wei Ooi, Siang-Piao Chai* (2021) Proton-functionalized graphitic carbon nitride for efficient metal-free disinfection of Escherichia coli under low-power light irradiation. Chemistry-A European Journal, 27, 3085-3090. doi.org/10.1002/chem.202004238 

[Q2, IF: 3.9]

• Yi-Hao Chew, Boon-Junn Ng, Jie-Yinn Tang, Lling-Lling Tan, Siang-Piao Chai* (2021) A synergistic combination of P-doped Zn0.5Cd0.5S and CoP for dual-stage electron trapping and its application in seawater splitting. Solar RRL, 5, 2100016. doi.org/10.1002/solr.202100016 

[Q1, IF: 6.0]

• Boon-Junn Ng, Lutfi Kurnianditia Putri, Xin Ying Kong, Pooria Pasbakhsh, Siang-Piao Chai* (2020) Overall pure water splitting using one-dimensional P-doped twinned Zn0.5Cd0.5S1-x nanorods via synergetic combination of long-range ordered homojunctions and interstitial S vacancies with prolonged carrier lifetime. Applied Catalysis B: Environmental, 262, 118309. doi.org/10.1016/j.apcatb.2019.118309 

[Q1, IF: 20.2, top 1% journal]

• Lutfi Kurnianditia Putri, Boon-Junn Ng, Wee-Jun Ong, Hing Wah Lee, Wei Sea Chang, Abdul Rahman Mohamed, Siang-Piao Chai* (2020) Energy level tuning of CdSe colloidal quantum dots in ternary 0D-2D-2D CdSe QD/B-rGO/O-gC3N4 as photocatalysts for enhanced hydrogen generation. Applied Catalysis B: Environmental, 265, 118592. doi.org/10.1016/j.apcatb.2020.118592 

[Q1, IF: 20.2, top 1% journal]

• Boon-Junn Ng, Lutfi Kurnianditia Putri, Xin Ying Kong, Yee Wen Teh, Pooria Pasbakhsh, Siang-Piao Chai* (2020) Z-scheme photocatalytic systems for solar water splitting. Advanced Science, 7, 1903171. doi.org/10.1002/advs.201903171 

[Q1, IF: 14.3, top 10% journal] [Highly Cited Papers] 

• Yi-Hao Chew, Boon-Junn Ng, Xin Ying Kong, Lutfi Kurnianditia Putri, Jie-Yinn Tang, Lling-Lling Tan, Siang-Piao Chai* (2020) Interfacial engineering of a zinc blende/wurtzite homojunction photocatalyst through hybridization with a cobalt phosphide co-catalyst for enhanced visible-light-driven photocatalytic H­2 evolution. Sustainable Energy & Fuels, 4, 1822-1827. doi.org/10.1039/C9SE00800D 

[Q2, IF: 5.0]

• Xin Ying Kong, Tong Tong, Boon-Junn Ng, Jingxiang Low, Tingying Helen Zeng, Abdul Rahman Mohamed, Jiaguo Yu, Siang-Piao Chai* (2020) Topotactic transformation of bismuth oxybromide into bismuth tungstate: Bandgap modulation of single-crystalline {001}-faceted nanosheets for enhanced CO2 reduction. ACS Applied Materials & Interfaces, 12, 26991-27000. doi.org/10.1021/acsami.9b15950 

[Q1, IF: 8.3]

• Lutfi Kurnianditia Putri, Boon-Junn Ng, Chen-Chen Er, Wee-Jun Ong, Wei Sea Chang, Abdul Rahman Mohamed, Siang-Piao Chai* (2019) Insights on the impact of doping levels in oxygen-doped gC3N4 and its effects on photocatalytic activity. Applied Surface Science, 504, 144427. doi.org/10.1016/j.apsusc.2019.144427 

[Q1, IF: 6.3, top 5% journal]

• Jie-Yinn Tang, Xin Ying Kong, Boon-Junn Ng, Yi-Hao Chew, Abdul Rahman Mohamed, Siang-Piao Chai* (2019) Midgap-state-mediated two-step photoexcitation in nitrogen defect-modified g-C3N4 atomic layers for superior photocatalytic CO2 reduction. Catalysis Science & Technology, 9, 2335. doi.org/10.1039/C9CY00449A 

[Q2, IF: 4.4]

• Yee Wen Teh, Yien Wei Goh, Xin Ying Kong, Boon-Junn Ng, Siek-Ting Yong, Siang-Piao Chai* (2019) Fabrication of Bi2WO6/Cu/WO3 all-solid-state Z-scheme composite photocatalyst to improve CO2 photoreduction under visible light irradiation. ChemCatChem, 11, 1-9. doi.org/10.1002/cctc.201901653 

[Q2, IF: 3.8]

• Boon-Junn Ng, Lutfi Kurnianditia Putri, Xin Ying Kong, Katrina Pui Yee Shak, Pooria Pasbakhsh, Siang-Piao Chai* (2018) Sub-2 nm Pt-decorated Zn0.5Cd0.5S nanocrystals with twin-induced homojunctions for efficient visible-light driven photocatalytic H2 evolution. Applied Catalysis B: Environmental, 224, 360-367. doi.org/10.1016/j.apcatb.2017.10.005 

[Q1, IF: 20.2, top 1% journal]

• Lutfi Kurniandita Putri, Boon-Junn Ng, Wee-Jun Ong, Hing Wah Lee, Wei Sea Chang, Siang-Piao Chai* (2018) Engineering nanoscale p-n junction via the synergetic dual-doping of p-type boron-doped graphene hybridized with n-type oxygen-doped carbon nitride for enhanced photocatalytic hydrogen evolution. Journal of Materials Chemistry A, 6, 3181-3194. doi.org/10.1039/C7TA09723A 

[Q1, IF: 10.7, top 10% journal]

• Xin Ying Kong, Boon-Junn Ng, Kok Hong Tan, Xiaofang Chen, Huanting Wang, Abdul Rahman Mohamed, Siang-Piao Chai* (2018) Simultaneous generation of oxygen vacancies on ultrathin BiOBr nanosheets during visible-light-driven CO2 photoreduction evoked superior activity and long-term stability. Catalysis Today, 314, 20-27. doi.org/10.1016/j.cattod.2018.04.018 

[Q1, IF: 5.2]

• Lutfi Kurnianditia Putri, Boon-Junn Ng, Kok Hong Tan, Fang Sheng Lim, Wee-Jun Ong, Wei Sea Chang, Siang-Piao Chai* (2018) Tailoring the properties of oxygenated graphene with different oxidation degrees for noble-metal-free photocatalytic hydrogen evolution. Catalysis Today, 315, 93-102. doi.org/10.1016/j.cattod.2018.04.009 

[Q1, IF: 5.2]

• Boon-Junn Ng, Lutfi Kurnianditia Putri, Lling-Lling Tan, Pooria Pasbakhsh, Siang-Piao Chai* (2017) All-solid-state Z-scheme photocatalyst with carbon nanotubes as an electron mediator for hydrogen evolution under simulated solar light. Chemical Engineering Journal, 316, 41-49. doi.org/10.1016/j.cej.2017.01.054 

[Q1, IF: 13.3, top 5% journal] 

• Lutfi Kurnianditia Putri, Boon-Junn Ng, Wee-Jun Ong, Hing Wah Lee, Wei Sea Chang, Siang-Piao Chai* (2017) Heteroatom nitrogen- and boron-doping as a facile strategy to improve photocatalytic activity of standalone reduced graphene oxide in hydrogen evolution. ACS Applied Materials & Interfaces, 9, 4558-4569. doi.org/10.1021/acsami.6b12060 

[Q1, IF: 8.3] 

• Xin Ying Kong, Wen Liang Tan, Boon-Junn Ng, Siang-Piao Chai*, Abdul Rahman Mohamed (2017) Harnessing Vis-NIR broad spectrum for photocatalytic CO2 reduction over carbon quantum dots-decorated ultrathin Bi2WO6 nanosheets. Nano Research, 10, 1720-1731. doi.org/10.1007/s12274-017-1435-4  

[Q1, IF: 9.5]

• Jacqueline Xiao Wen Hay, Ta Yeong Wu*, Boon Junn Ng, Joon Ching Juan, Jamaliah Md. Jahim (2016) Reusing pulp and paper mill effluent as a bioresource to produce biohydrogen through ultrasonicated Rhodobacter sphaeroides. Energy Conversion and Management, 113, 273-280. doi.org/10.1016/j.enconman.2015.12.041 

[Q1, IF: 9.9, top 5% journal]

 Book Chapters

• Boon-Junn Ng, Xin Ying Kong, Yi-Hao Chew, Yee Wen Teh, Siang-Piao Chai* (2021) Reactors, fundamentals, and engineering aspects of photocatalytic and photoelectrochemical systems. Solar-to-Chemical Conversion: Photocatalytic and Photoelectrochemical Processes, John Wiley & Sons, 419-447. doi.org/10.1002/9783527825073.ch15