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Roslan Umar
Roslan Umar
East Coast Environmental Research Institute (ESERI). UniSZA
Verified email at unisza.edu.my - Homepage
Title
Cited by
Cited by
Year
A review of biomass-derived heterogeneous catalyst for a sustainable biodiesel production
SHYS Abdullah, NHM Hanapi, A Azid, R Umar, H Juahir, H Khatoon, ...
Renewable and Sustainable Energy Reviews 70, 1040-1051, 2017
4252017
Spatial assessment and source identification of heavy metals pollution in surface water using several chemometric techniques
A Ismail, ME Toriman, H Juahir, SM Zain, NLA Habir, A Retnam, ...
Marine pollution bulletin 106 (1-2), 292-300, 2016
1152016
Optimization of biodiesel production by solid acid catalyst derived from coconut shell via response surface methodology
A Endut, SHYS Abdullah, NHM Hanapi, SHA Hamid, F Lananan, ...
International Biodeterioration & Biodegradation 124, 250-257, 2017
1022017
Identification source of variation on regional impact of air quality pattern using chemometric
A Azid, H Juahir, E Ezani, ME Toriman, A Endut, MNA Rahman, K Yunus, ...
Aerosol and Air Quality Research 15 (4), 1545-1558, 2015
462015
Assessment of total suspended sediment and bed sediment grains in upstream areas of Lata Berangin, Terengganu
N Abd Wahab, MKA Kamarudin, MB Gasim, R Umar, FM Ata, ...
412016
Population density effect on radio frequencies interference (RFI) in radio astronomy
R Umar, ZZ Abidin, ZA Ibrahim, MSR Hassan, Z Rosli, ZS Hamidi
AIP Conference Proceedings 1454 (1), 39-42, 2012
412012
Selection of radio astronomical observation sites and its dependence on human generated RFI
R Umar, ZZ Abidin, ZA Ibrahim, Z Rosli, N Noorazlan
Research in Astronomy and Astrophysics 14 (2), 241, 2014
332014
Temperature effect on the tropospheric radio signal strength for UHF band at Terengganu, Malaysia
R Mat, MM Shafie, S Ahmad, R Umar, YB Seok, NH Sabri
communications 2, 4, 2016
322016
Radio frequency interference in solar monitoring using CALLISTO
ZZ Abidin, NM Anim, ZS Hamidi, C Monstein, ZA Ibrahim, R Umar, ...
New Astronomy Reviews 67, 18-33, 2015
312015
Influence factors of Radio Frequency Interference (RFI) for solar radio astronomy purpose at National Space Centre, Malaysia
ZS Hamidi, ZZ Abidin, ZA Ibrahim, NN Shariff, R Umar
Thai Journal of Physics 8, 235-238, 2012
292012
Preliminary analysis of investigation Radio Frequency Interference (RFI) profile analysis at Universiti Teknologi MARA
ZS Hamidi, ZZ Abidin, ZA Ibrahim, NNM Shariff, UFSU Ibrahim, R Umar
Proceeding of the 2011 IEEE International Conference on Space Science and …, 2011
292011
Road traffic accident in Malaysia: trends, selected underlying, determinants and status intervention
MKA Kamarudin, N Abd Wahab, R Umar, ASM Saudi, MHM Saad, ...
International Journal of Engineering & Technology 7 (4.34), 112-117, 2018
272018
Relationship of Rainfall Distribution and Water Level on Major Flood 2014 in Pahang River Basin, Malaysia
S Nur Hishaam, K Mohd Khairul Amri, T Mohd Ekhwan, J Hafizan, ...
EnvironmentAsia 10 (1), 1-8, 2017
262017
The study of radio frequency interference (RFI) in Altitude effect on radio astronomy in Malaysia and Thailand
R Umar, Z Abidin, Z Ibrahim, N Gasiprong, K Asanok, S Nammahachak, ...
Middle East Journal of Scientific Research 14 (6), 861-866, 2013
262013
Non-ionizing radiation as threat in daily life
SKF Syaza, R Umar, SN Hazmin, MKA Kamarudin, A Hassan, H Juahir
Journal of Fundamental and Applied Sciences 9 (2S), 308-316, 2017
232017
Assessment of river plan changes in Terengganu River using RS and GIS method
MKA Kamarudin, AM Nalado, A Kasmuri, ME Toriman, H Juahir, R Umar, ...
Journal of Fundamental and Applied Sciences 9 (2S), 28-45, 2017
222017
Assessment of river plan change using RS and GIS technique
MKA Kamarudin, ME Toriman, H Juahir, A Azid, MB Gasim, ASM Saudi, ...
Jurnal Teknologi 76 (1), 31-38, 2015
222015
Investigation on the frequency allocation for radio astronomy at the L band
ZZ Abidin, R Umar, ZA Ibrahim, Z Rosli, K Asanok, N Gasiprong
Publications of the Astronomical Society of Australia 30, e047, 2013
212013
Development of stream classification system on tropical areas with statistical approval in Pahang River Basin, Malaysia.
K Mohd, ET Mohd, AW Noorjima, J Hafizan, E Azizah, U Roslan, ...
Desalination and water Treatment 96, 237-254, 2017
202017
Evolution of river geomorphology to water quality impact using remote sensing and GIS technique
MKA Kamarudin, AM Nalado, ME Toriman, H Juahir, R Umar, A Ismail, ...
Desalination and Water Treatment 149, 258-273, 2019
182019
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