Fehmi NAJAR
Fehmi NAJAR
Professor of Mechanical Engineering, Tunisia Polytechnic School - University of Carthage
Verifierad e-postadress på ept.rnu.tn - Startsida
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An energy harvester using piezoelectric cantilever beams undergoing coupled bending–torsion vibrations
A Abdelkefi, F Najar, AH Nayfeh, SB Ayed
Smart Materials and Structures 20 (11), 115007, 2011
1602011
Modeling and design of variable-geometry electrostatic microactuators
F Najar, S Choura, S El-Borgi, EM Abdel-Rahman, AH Nayfeh
Journal of micromechanics and microengineering 15 (3), 419, 2005
1342005
Design and performance of variable-shaped piezoelectric energy harvesters
S Ben Ayed, A Abdelkefi, F Najar, MR Hajj
Journal of Intelligent Material Systems and Structures 25 (2), 174-186, 2014
1122014
Nonlinear dynamics of a resonant gas sensor
AH Nayfeh, HM Ouakad, F Najar, S Choura, EM Abdel-Rahman
Nonlinear Dynamics 59 (4), 607-618, 2010
762010
Dynamic analysis of variable-geometry electrostatic microactuators
F Najar, S Choura, EM Abdel-Rahman, S El-Borgi, A Nayfeh
Journal of micromechanics and microengineering 16 (11), 2449, 2006
702006
Dynamics and global stability of beam-based electrostatic microactuators
F Najar, AH Nayfeh, EM Abdel-Rahman, S Choura, S El-Borgi
Journal of Vibration and Control 16 (5), 721-748, 2010
642010
Modeling and performance study of a beam microgyroscope
M Ghommem, AH Nayfeh, S Choura, F Najar, EM Abdel-Rahman
Journal of Sound and Vibration 329 (23), 4970-4979, 2010
622010
Nonlinear analysis of MEMS electrostatic microactuators: primary and secondary resonances of the first mode
F Najar, AH Nayfeh, EM Abdel-Rahman, S Choura, S El-Borgi
Journal of Vibration and Control 16 (9), 1321-1349, 2010
612010
Nonlinear nonlocal analysis of electrostatic nanoactuators
F Najar, S El-Borgi, JN Reddy, K Mrabet
Composite Structures 120, 117-128, 2015
522015
Energy harvesting from a multifrequency response of a tuned bending–torsion system
A Abdelkefi, AH Nayfeh, MR Hajj, F Najar
Smart Materials and Structures 21 (7), 075029, 2012
432012
A double microbeam MEMS ohmic switch for RF-applications with low actuation voltage
H Samaali, F Najar, S Choura, AH Nayfeh, M Masmoudi
Nonlinear Dynamics 63 (4), 719-734, 2011
432011
Modeling and dynamics of a horizontal axis wind turbine
S Kessentini, S Choura, F Najar, MA Franchek
Journal of Vibration and Control 16 (13), 2001-2021, 2010
402010
Experimental and mathematical analysis of a piezoelectrically actuated multilayered imperfect microbeam subjected to applied electric potential
M Moory-Shirbani, HM Sedighi, HM Ouakad, F Najar
Composite Structures 184, 950-960, 2018
292018
Dynamic study of a capacitive MEMS switch with double clamped-clamped microbeams
H Samaali, F Najar, S Choura
Shock and Vibration 2014, 2014
242014
Novel nonlinear spring design for wideband vibration energy harvesters
M Amri, P Basset, F Cottone, D Galayko, F Najar, T Bourouina
Proc. PowerMEMS, 189-193, 2011
242011
Static and dynamic analytical coupled field analysis of piezoelectric flexoelectric nanobeams: a strain gradient theory approach
S Baroudi, F Najar, A Jemai
International Journal of Solids and Structures 135, 110-124, 2018
222018
Shape improvement for piezoelectric energy harvesting applications
SB Ayed, F Najar, A Abdelkefi
2009 3rd International Conference on Signals, Circuits and Systems (SCS), 1-6, 2009
212009
Strong nonlinear dynamics of MEMS and NEMS structures based on semi-analytical approaches
S Ben Sassi, F Najar
Communications in Nonlinear Science and Numerical Simulation 61, 1-21, 2018
202018
Modeling and parametric analysis of a unimorph piezocomposite energy harvester with interdigitated electrodes
A Jemai, F Najar, M Chafra, Z Ounaies
Composite Structures 135, 176-190, 2016
192016
Design of a capacitive MEMS double beam switch using dynamic pull-in actuation at very low voltage
H Samaali, F Najar
Microsystem Technologies 23 (12), 5317-5327, 2017
162017
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Artiklar 1–20