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Vellaisamy A. L. Roy

hong kong metropolitan university

68H-index
402Paper Count
1.7WCitation Count
Published Papers 229
Publication Date
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Rational integration of 3D-microlattice with ternary composite for recyclable efficient wastewater treatment
errApplied Catalysis B-Environment and Energy
IF21.1
err2026-07-20
err0
PREAI
errVaskuri C.S. Theja; Vaithinathan Karthikeyan; Yifan Guo; Bilawal Khan; Chi Shun Yeung; Vellaisamy A.L. Roy
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Single-Atom Pt Anchoring on Self-Doped ZrO2@G-C3N4 Nanostructure Enables Efficient Photocatalytic Seawater Hydrogen Evolution
errAdvanced Science
IF14.1
err2026-04-20
err0
errOAAI
errHezheng Sun; Yifan Guo; Xin Yu; Yajie Tian; Feng Gao; Bin Wang; Yanting Tang; Dani S. Assi; Vellaisamy A. L. Roy
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Ambipolar Organic–Inorganic Heterostructure Transistor Array for Integrated Visual Information Processing
errAdvanced Science
IF14.1
err2026-04-10
err0
errOAAI
errWen-Min Zhong; Wenbin Zhang; Yu-Xiang Zeng; JiYu Zhao; Ziqi Jia; Loganathan Veeramuthu; Guanglong Ding; Yan Yan; Meng Zhang; Su-Ting Han; Vellaisamy A. L. Roy; Fengyun Wang; Chi-Ching Kuo; Ye Zhou
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Physical echo state network based on the nonlinearity and dynamic response of ambipolar heterostructure transistors
errNature Communications
IF15.7
err2026-02-28
err0
errOAAI
errWen-Min Zhong; Wenbin Zhang; Yu-Xiang Zeng; JiYu Zhao; Ziqi Jia; Guanglong Ding; Su-Ting Han; Vellaisamy A. L. Roy; Ye Zhou
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Humidity sensing systems: from manufacturing to intelligent perception applications
errInternational Journal of Extreme Manufacturing
IF21.3
err2026-02-09
err0
errOAAI
errYu Wen; Yi Liu; Su-Ting Han; Vellaisamy A. L. Roy; Ye Zhou
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3D Additive Manufactured Thermoelectrics: Breaking Efficiency Barriers in Waste Heat Recovery
errJ. Mater. Chem. A
IF0
err2025-12-04
err0
PREAI
errSushantika Choudhary; Theja Vaskuri C S; Vellaisamy A L Roy; Vaithinathan Karthikeyan
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Harnessing the synergistic advantages of functional modified (defect generated, Ni and S co-doped) TiO2/NiS S-scheme photocatalyst and halloysite nanotube support for efficient photodegradation of several volatile organics
errJournal of Environmental Chemical Engineering
IF7.2
err2025-11-29
err0
PREAI
errDani S. Assi; Vaithinathan Karthikeyan; Padmanaban Radhakrishnan; Venkatramanan Kannan; Rashmi Mannu; Chongkol Sungoum; Vaskuri C.S. Theja; Gopalan Anantha Iyengar; Dong-Eun Lee; Vellaisamy A.L. Roy
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errSave
Low-Voltage Organic Transistor-Based Reservoir Computing for Multitask Applications
errThe Journal of Physical Chemistry Letters
IF0
err2025-11-18
err0
PREAI
errShuyan Liu; Wei Dai; Xinyi Liu; Hui Fan; Yuwei Su; Loganathan Veeramuthu; Pengfei Zhao; Ziqi Jia; Ziyu Lv; Yongbiao Zhai; Xue Chen; Su-Ting Han; Vellaisamy A. L. Roy; Chi-Ching Kuo; Ye Zhou
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Intelligent Temperature Monitoring for Microfluidic System Using Mo0.5W0.5S2-Polymer Composite Based Memristive Sensory Neurons
errAdvanced Functional Materials
IF19
err2025-10-08
err0
PREAI
errHang Li; Wei Zeng; Zherui Zhao; Minglin Zheng; JiYu Zhao; Wenbin Zhang; Yongbiao Zhai; Ziyu Lv; Ken Ning; Shuangmei Xue; Guanglong Ding; Su-Ting Han; Vellaisamy A. L. Roy; Ye Zhou
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errSave
Emerging metal oxide based triboelectric nanogenerators for energy collection and self-powered sensing
errMaterials Science and Engineering: R: Reports
IF0
err2025-09-09
err0
PREAI
errWei-Bin Chen; Shu-Zheng Liu; Jiaqing Zhuang; Dan Zhang; Xin-Gui Tang; Vellaisamy A.L. Roy; Qi-Jun Sun
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Impact of sintering method on Cu3SbS4 thermoelectric performance
errJournal of Solid State Chemistry
IF3.5
err2025-08-05
err0
PREAI
errVaskuri C.S. Theja; Vaithinathan Karthikeyan; Sanjib Nayak; Sushantika Choudhary; Gopalan Saianand; Venkatramanan Kannan; Vellaisamy A.L. Roy
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errSave
Decoding halide perovskites for neuromorphic and memristive devices
errMater. Horiz.
IF10.7
err2025-07-24
err0
PREAI
errDimitra Das †; Dani S. Assi †; Samrana Kazim; Vellaisamy A. L. Roy; Shahzada Ahmad
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Highly Crystalline Covalent Organic Frameworks Thin Films Synthesized by Thermal Evaporation and Solvent Vapor Annealing
errSmall
IF12.1
err2025-07-10
err0
PREAI
errXiang Yang; Guanbo Wang; Zeyi Lu; Hongqiang Wang; Junpei Yue; Runyu Xing; Wenqiong Li; Yun He; Vellaisamy A. L. Roy; Xiaoguang Liang
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errSave
Incorporating MXene in Perovskite for Modulating Ion Migration and Enhancing Object Detection
errADVANCED FUNCTIONAL MATERIALS
IF19
err2025-04-29
err0
PREAI
errNiu, WB; Chen, RS; Li, H; Su, YW; Zhao, JY; Zhao, ZR; Li, JT; Zhou, HT; Ma, XQ; Lv, ZY; Zhai, YB; Ding, GL; Han, ST; Roy, VAL; Zhou, Y
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Next-Gen Point-of-Care Tool for Ultra-Sensitive Detection of Urinary Spermine for Prostate Cancer Diagnosis
errACS SENSORS
IF9.1
err2025-04-11
err0
errOAAI
errDehghani, P; Salehirozveh, M; Tajabadi, A; Yeung, CC; Lam, M; Leung, HY; Roy, VAL
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Recent Progress on Heterojunction-Based Memristors and Artificial Synapses for Low-Power Neural Morphological Computing
errSMALL
IF12.1
err2025-03-19
err1
PREAI
errYin, Zhi-Xiang; Chen, Hao; Yin, Sheng-Feng; Zhang, Dan; Tang, Xin-Gui; Roy, Vellaisamy A. L.; Sun, Qi-Jun
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Multi-Risk-Level Sarcopenia-Prone Screening via Machine Learning Classification of Sit-to-Stand Motion Metrics from Wearable Sensors
errADVANCED INTELLIGENT SYSTEMS
IF6.1
err2025-02-17
err0
errOAAI
errWang, KR; Zhang, HY; Cheng, CYM; Chen, M; Lai, KWC; Or, CK; Hu, Y; Vellaisamy, ALR; Lam, CL; Xi, N; Lou, VW; Li, WJ
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Enhanced detection of Brain-Derived Neurotrophic Factor (BDNF) using a reduced graphene oxide field-effect transistor aptasensor
errNANOSCALE
IF5.1
err2025-01-01
err0
errOAAI
errSalehirozveh, Mostafa; Bonne, Robin; Kumar, Peeyush; Abazar, Farbod; Dehghani, Parisa; Mijakovic, Ivan; Roy, Vellaisamy A. L.
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Non-precious metal high-entropy alloys for CO2 electroreduction
errNANOSCALE
IF5.1
err2025-01-01
err0
PREAI
errXing, Runyu; Wang, Xinyu; Wang, Guanbo; Lu, Zeyi; Yang, Xiang; Wang, Hongqiang; He, Yun; San, Xingyuan; Liang, Xiaoguang; Roy, Vellaisamy A. L.
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Facile modification of TiO2 as S-Scheme multifunctional materials for environmental protection and energy-storage applications
errSURFACES AND INTERFACES
IF6.3
err2024-12-01
err0
PREAI
errArumugam, Chandravadhana; Kannan, Venkatramanan; Karthikeyan, Vaithinathan; Theja, Vaskuri C. S.; Thongmee, Sirikanjana; Chan, Choon Kit; Velu, Nandakumar; Lee, Dong-Eun; Anantha-Iyengar, Gopalan; Vellaisamy, A. L. Roy
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Research Directions

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Co-authors
Cooperation Journals
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仉华 (Hua Zhang)
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Chun‐Sing Lee
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Ravi Naidu
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Chen Chen
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