Roshan Thotagamuge

Roshan Thotagamuge

Universiti Brunei Darussalam

H-index: 27

Asia-Brunei

About Roshan Thotagamuge

Roshan Thotagamuge, With an exceptional h-index of 27 and a recent h-index of 25 (since 2020), a distinguished researcher at Universiti Brunei Darussalam, specializes in the field of Materials, Sensors, Solar Cells.

His recent articles reflect a diverse array of research interests and contributions to the field:

INVESTIGATING HEAVY METAL ION ADSORPTION ON GRAPHENE SHEETS: A DENSITY FUNCTIONAL THEORY STUDY FOR ENVIRONMENTAL SENSING AND REMEDIATION

Designing a Broadband Terahertz Metamaterial Absorber Through Bi-Layer Hybridization of Metal and Graphene

Cu-Nitrogen doped graphene (Cu–N/Gr) nanocomposite as cathode catalyst in fuel cells–DFT study

Optoelectronic Characterization of Natural Dyes in the Quest for Enhanced Performance in Dye-Sensitized Solar Cells: A Density Functional Theory Study

Photocatalytic Hydrogen Gas Production from NH3 and Alkylamine: Route to Zero Carbon Emission Energy

Density Functional Theory Investigation of Temperature-Dependent Properties of Cu-Nitrogen-Doped Graphene as a Cathode Material in Fuel Cell Applications

Visible-range multiple-channel metal-shell rod-shaped narrowband plasmonic metamaterial absorber for refractive index and temperature sensing

Tunable multiple fano resonance plasmonic nanosensor with an oblique path in a pentagonal-ring-shaped resonator

Roshan Thotagamuge Information

University

Position

Senior Assistant Professor CAMES

Citations(all)

2260

Citations(since 2020)

1774

Cited By

982

hIndex(all)

27

hIndex(since 2020)

25

i10Index(all)

36

i10Index(since 2020)

36

Email

University Profile Page

Universiti Brunei Darussalam

Google Scholar

View Google Scholar Profile

Roshan Thotagamuge Skills & Research Interests

Materials

Sensors

Solar Cells

Top articles of Roshan Thotagamuge

Title

Journal

Author(s)

Publication Date

INVESTIGATING HEAVY METAL ION ADSORPTION ON GRAPHENE SHEETS: A DENSITY FUNCTIONAL THEORY STUDY FOR ENVIRONMENTAL SENSING AND REMEDIATION

12TH YSF SYMPOSIUM

MJU Silva

US Liyanaarachchi

R Thotagamuge

2024/1/26

Designing a Broadband Terahertz Metamaterial Absorber Through Bi-Layer Hybridization of Metal and Graphene

Plasmonics

Nursafwanah Ramizah Sabaruddin

Yu Ming Tan

Sy-Hann Chen

Chung-Ting Chou Chao

Chee Ming Lim

...

2024/2/24

Cu-Nitrogen doped graphene (Cu–N/Gr) nanocomposite as cathode catalyst in fuel cells–DFT study

Heliyon

Yashas Balasooriya

Pubudu Samarasekara

Chee Ming Lim

Yuan-Fong Chou Chau

Muhammad Raziq Rahimi Kooh

...

2023/5/1

Optoelectronic Characterization of Natural Dyes in the Quest for Enhanced Performance in Dye-Sensitized Solar Cells: A Density Functional Theory Study

Applied Sciences

Pramesh Gunawardhana

Yashas Balasooriya

Murthi S Kandanapitiye

Yuan-Fong Chou Chau

Muhammad Raziq Rahimi Kooh

...

2023/12/25

Photocatalytic Hydrogen Gas Production from NH3 and Alkylamine: Route to Zero Carbon Emission Energy

Catalysis Letters

Syaahidah Abdul Razak

Abdul Hanif Mahadi

Roshan Thotagamuge

Didik Prasetyoko

Hasliza Bahruji

2023/4

Density Functional Theory Investigation of Temperature-Dependent Properties of Cu-Nitrogen-Doped Graphene as a Cathode Material in Fuel Cell Applications

Molecules

Yashas Balasooriya

Pubudu Samarasekara

Chee Ming Lim

Yuan-Fong Chou Chau

Muhammad Raziq Rahimi Kooh

...

2023/11/30

Visible-range multiple-channel metal-shell rod-shaped narrowband plasmonic metamaterial absorber for refractive index and temperature sensing

Micromachines

Chung-Ting Chou Chao

Muhammad Raziq Rahimi Kooh

Chee Ming Lim

Roshan Thotagamuge

Abdul Hanif Mahadi

...

2023/1/28

Tunable multiple fano resonance plasmonic nanosensor with an oblique path in a pentagonal-ring-shaped resonator

Plasmonics

Yu Ming Tan

Nursafwanah Ramizah Sabaruddin

Chee Ming Lim

Chung-Ting Chou Chao

Roshan Thotagamuge

...

2023/6

Improving temperature-sensing performance of photonic crystal fiber via external metal-coated trapezoidal-shaped surface

Crystals

Chung-Ting Chou Chao

Sy-Hann Chen

Hung Ji Huang

Muhammad Raziq Rahimi Kooh

Chee Ming Lim

...

2023/5/13

Enhanced CO gas sensing with DFT optimized PbS loading on ZnO and CrZnO nanocomposites

Sustainability

Nur Sadrina Brahim

Roshan Thotagamuge

Muhammad Raziq Rahimi Kooh

Chee Ming Lim

Mohammad Ammar Syaahiran

...

2022/10/27

Mid infrared sensing structure based on a metal–insulator–metal waveguides with a triangular-shaped resonator

Optics Communications

Yu Ming Tan

Chung-Ting Chou Chao

Muhammad Raziq Rahimi Kooh

Hung Ji Huang

Roshan Thotagamuge

...

2022/8/1

Machine learning approaches to predict adsorption capacity of Azolla pinnata in the removal of methylene blue

Journal of the Taiwan Institute of Chemical Engineers

Muhammad Raziq Rahimi Kooh

Roshan Thotagamuge

Yuan-Fong Chou Chau

Abdul Hanif Mahadi

Chee Ming Lim

2022/3/1

The use of gigantochloa bamboo-derived biochar for the removal of methylene blue from aqueous solution

Adsorption Science & Technology

Nabilah Suhaimi

Muhammad Raziq Rahimi Kooh

Chee Ming Lim

Chung-Ting Chou Chao

Yuan-Fong Chou Chau

...

2022/2/14

Susceptible plasmonic photonic crystal fiber sensor with elliptical air holes and external-flat gold-coated surface

Photonics

Chung-Ting Chou Chao

Muhammad Raziq Rahimi Kooh

Yuan-Fong Chou Chau

Roshan Thotagamuge

2022/11/29

Ultrawide bandstop filter with high sensitivity using semi-circular-like resonators

Materials Science in Semiconductor Processing

Chung-Ting Chou Chao

Yuan-Fong Chou Chau

Muhammad Raziq Rahimi Kooh

Chee Ming Lim

Roshan Thotagamuge

...

2022/11/15

Copper modified activated bamboo charcoal to enhance adsorption of heavy metals from industrial wastewater

Environmental Nanotechnology, Monitoring & Management

Roshan Thotagamuge

Muhammad Raziq Rahimi Kooh

Abdul Hanif Mahadi

Chee Ming Lim

Masanizan Abu

...

2021/12/1

Improved refractive index-sensing performance of multimode Fano-resonance-based metal-insulator-metal nanostructures

Nanomaterials

Yuan-Fong Chou Chau

Chung-Ting Chou Chao

Siti Zubaidah Binti Haji Jumat

Muhammad Raziq Rahimi Kooh

Roshan Thotagamuge

...

2021/8/18

Ultrahigh sensitivity of a plasmonic pressure sensor with a compact size

Nanomaterials

Chung-Ting Chou Chao

Yuan-Fong Chou Chau

Sy-Hann Chen

Hung Ji Huang

Chee Ming Lim

...

2021/11/21

Plasmonic refractive index sensor based on the combination of rectangular and circular resonators including baffles

Chinese Journal of Physics

Chung-Ting Chou Chao

Yuan-Fong Chou Chau

Abdul Hanif Mahadi

Muhammad Raziq Rahimi Kooh

NTRN Kumara

...

2021/6/1

Significantly enhanced coupling effect and gap plasmon resonance in a MIM-cavity based sensing structure

Scientific Reports

Yuan-Fong Chou Chau

Tan Yu Ming

Chung-Ting Chou Chao

Roshan Thotagamuge

Muhammad Raziq Rahimi Kooh

...

2021/9/16

See List of Professors in Roshan Thotagamuge University(Universiti Brunei Darussalam)

Co-Authors

H-index: 38
Anwar Usman

Anwar Usman

Universiti Brunei Darussalam

H-index: 33
C M Lim

C M Lim

Universiti Brunei Darussalam

H-index: 28
Muhammad Raziq Rahimi Kooh @ Kooh Chern Yuan

Muhammad Raziq Rahimi Kooh @ Kooh Chern Yuan

Universiti Brunei Darussalam

H-index: 26
Pubudu Samarasekara

Pubudu Samarasekara

University of Peradeniya

H-index: 26
Hasliza Bahruji

Hasliza Bahruji

Universiti Brunei Darussalam

H-index: 25
Jonathan Hobley

Jonathan Hobley

Universiti Brunei Darussalam

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