John Ojur Dennis
John Ojur Dennis
Universiti Teknologi PETRONAS
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Year
A wideband, frequency up-converting bounded vibration energy harvester for a low-frequency environment
K Ashraf, MHM Khir, JO Dennis, Z Baharudin
Smart materials and structures 22 (2), 025018, 2013
862013
A review of technical advances of recent palm bio-waste conversion to activated carbon for energy storage
RT Ayinla, JO Dennis, HM Zaid, YK Sanusi, F Usman, LL Adebayo
Journal of cleaner production 229, 1427-1442, 2019
702019
Improved energy harvesting from low frequency vibrations by resonance amplification at multiple frequencies
K Ashraf, MHM Khir, JO Dennis, Z Baharudin
Sensors and Actuators A: Physical 195, 123-132, 2013
652013
Pseudocapacitive Charge Storage in Single-Step-Synthesized CoO–MnO2–MnCo2O4 Hybrid Nanowires in Aqueous Alkaline Electrolytes
M Harilal, SG Krishnan, A Yar, II Misnon, MV Reddy, MM Yusoff, ...
The Journal of Physical Chemistry C 121 (39), 21171-21183, 2017
632017
Critical influence of reduced graphene oxide mediated binding of M (M= Mg, Mn) with Co ions, chemical stability and charge storability enhancements of spinal-type hierarchical …
SG Krishnan, M Harilal, A Yar, BL Vijayan, JO Dennis, MM Yusoff, R Jose
Electrochimica Acta 243, 119-128, 2017
472017
Large scale synthesis of binary composite nanowires in the Mn2O3-SnO2 system with improved charge storage capabilities
BL Vijayan, SG Krishnan, NKM Zain, M Harilal, A Yar, II Misnon, ...
Chemical Engineering Journal 327, 962-972, 2017
382017
A review of biosensors for non-invasive diabetes monitoring and screening in human exhaled breath
F Usman, JO Dennis, AY Ahmed, F Meriaudeau, OB Ayodele, AAS Rabih
IEEE Access 7, 5963-5974, 2018
332018
Fabrication and characterization of a CMOS-MEMS humidity sensor
JO Dennis, AY Ahmed, MH Khir
Sensors 15 (7), 16674-16687, 2015
322015
Design, Simulation and Modeling of a Micromachined High Temperature Microhotplate for Application in Trace Gas Detection.
JO Dennis, A Yousif, MN Mohamad
International Journal of Engineering & Technology IJET-IJENS 10 (02), 89-96, 2010
272010
Physical reduction of graphene oxide for supercapacitive charge storage
A Yar, JO Dennis, MSM Saheed, NM Mohamed, MI Irshad, A Mumtaz, ...
Journal of Alloys and Compounds 822, 153636, 2020
252020
Synthesis and characterisation of a ternary composite of polyaniline, reduced graphene-oxide and chitosan with reduced optical band gap and stable aqueous dispersibility
F Usman, JO Dennis, KC Seong, AY Ahmed, F Meriaudeau, OB Ayodele, ...
Results in Physics 15, 102690, 2019
252019
A review of carbon nanotubes field effect-based biosensors
SS Alabsi, AY Ahmed, JO Dennis, MHM Khir, AS Algamili
IEEE Access 8, 69509-69521, 2020
212020
Comparative analysis of physiochemical properties of physically activated carbon from palm bio-waste
AR Tobi, JO Dennis, HM Zaid, AA Adekoya, A Yar, U Fahad
Journal of Materials Research and Technology 8 (5), 3688-3695, 2019
192019
Modelling and Simulation of the Effect of Air Damping on the Frequency and Quality factor of a CMOS-MEMS Resonator
JO Dennis, AY Ahmed, MHM Khir, AAS Rabih
Appl. Math. Infor. Sci.(AMIS) 9, 729-737, 2015
192015
A review of actuation and sensing mechanisms in MEMS-based sensor devices
AS Algamili, MHM Khir, JO Dennis, AY Ahmed, SS Alabsi, SSB Hashwan, ...
Nanoscale research letters 16 (1), 1-21, 2021
172021
MEMS-based acetone vapor sensor for non-invasive screening of diabetes
AAS Rabih, JO Dennis, AY Ahmed, MHM Khir, MGA Ahmed, A Idris, ...
IEEE Sensors Journal 18 (23), 9486-9500, 2018
172018
State of the art and new directions on electrospun lignin/cellulose nanofibers for supercapacitor application: A systematic literature review
AA Adam, J Ojur Dennis, Y Al-Hadeethi, EM Mkawi, ...
Polymers 12 (12), 2884, 2020
152020
Energy harvesting in a low frequency environment
K Ashraf, MHM Khir, JO Dennis
2011 National Postgraduate Conference, 1-5, 2011
152011
Enhanced sensitivity of surface plasmon resonance biosensor functionalized with doped polyaniline composites for the detection of low-concentration acetone vapour
F Usman, JO Dennis, KC Seong, AY Ahmed, TL Ferrell, YW Fen, ...
Journal of Sensors 2019, 2019
142019
Synthesis and characterization of cellulose and hydroxyapatite-carbon electrode composite for trace plumbum ions detection and its validation in blood serum
H Ajab, JO Dennis, MA Abdullah
International journal of biological macromolecules 113, 376-385, 2018
132018
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Articles 1–20