maher g. m. abdolrasol, s. m. suhail hussain, taha selim ustun, mahidur r. sarker, mahammad a. hannan, ramizi mohamed, jamal abd ali, saad mekhilef, abdalrhman milad.  (2021).  artificial neural networks based optimization techniques: a review.  - electronics.  1-44. 

mohd shamsul ali, mahidur r. sarker, ahmad asrul ibrahim, ramizi mohamed.  (2021).  a high gain variable boost dc-dc converter for low-voltage hybrid direct methanol fuel cell batteries.  - przeglad elektrotechniczny.  1-10. 

rosnita md aspan, noshin fatima, ramizi mohamed, ubaidah syafiq, mohd adib ibrahim.  (2021).  an overview of the strategies for tin selenide advancement in thermoelectric application.  - micromachines.  1-27. 

ramizi mohamed, zulkifli mohd nopiah, raja affendi raja ali.  (2021).  s-e-i-r model solution for malaysia covid-19 pandemic projection.  - turkish journal of physiotherapy and rehabilitation.  2844-2854. 

mahidur r. sarker, ramizi mohamed, mohamad hanif md saad, muhammad tahir and aini hussain.  (2021).  vibration based energy harvesting system for mobile device charging.  - international journal of applied electromagnetics and mechanics.  149-169. 

amna riaz, mahidur r. sarker, mohamad hanif md saad and ramizi mohamed.  (2021).  review on comparison of different energy storage technologies used in micro-energy harvesting, wsns, low-cost microelectronic devices: challenges and recommendations.  - sensors.  1-33. 

mahidur r. sarker, ramizi mohamed, mohamad hanif md saad, muhammad tahir, aini hussain and azah mohamed.  (2021).  a hybrid optimization approach for the enhancement of efficiency of a piezoelectric energy harvesting system.  - electronics.  1-25. 

muhammad tahir, muhammad ilyas, fakhra aziz, mahidur r. sarker, muhammad zeb, mohd adib ibrahim, ramizi mohamed.  (2020).  fabrication and microelectronic properties of hybrid organic-inorganic (poly(9,9, dioctylfluorene)p-si) heterojunction for electronic applications.  - applied sciences.  1-11. 

mahidur r. sarker, ramizi mohamed, sawal hamid md ali, masuri othman.  (2020).  design and implementation of an energy harvester interface circuit using ultra-low power piezo bending generator.  - international journal of advanced trends in computer science and engineering.  49-58. 

mahidur r. sarker, ramizi mohamed, mohamad hanif md. saad, azah mohamed.  (2019).  dspace controller-based enhanced piezoelectric energy harvesting system using pi-lightning search algorithm.  - ieee access.  . 

zetty adibah kamaruzzaman, azah mohamed, ramizi mohamed.  (2019).  optimal placement of grid-connected photovoltaic generators in a power system for voltage stability enhancement.  - indonesian journal of electrical engineering and computer science.  . 

r amna, m r sarker, r mohamed.  (2019).  energy harvesting from piezoelectric cantilever beam with different shapes.  - international journal of recent technology and engineering.  6332-6337. 

khairuddin khalid, azah mohamed, ramizi mohamed, hussain shareef.  (2018).  performance comparison of artificial intelligence techniques for non-intrusive electrical load monitoring.  - bulletin of electrical engineering and informatics.  . 

ramizi mohamed, mahidur r. sarker, azah mohamed.  (2018).  modelling of a low frequency based rectangular shape piezoelectric cantilever beam for energy harvesting applications.  - indonesian journal of electrical engineering and computer science.  . 

a.m. yusop, m.s. sharuddin, r. mohamed, a. mohamed, n.a. sulaiman, s.i. samsudin.  (2018).  voltage generation and thermal gradient analysis of a car waste heat using thermoelectric generator.  - journal of telecommunication, electronic and computer engineering.  . 

mahidur m sarker, a mohamed, r mohamed.  (2017).  implementation of non-controlled rectifier circuit based on vibration utilizing piezoelectric bending generator.  - international journal of applied electromagnetics and mechanics.  471-488. 

mahidur r. sarker, azah mohamed, and ramizi mohamed.  (2017).  improved proportional-integral voltage controller for a piezoelectric energy harvesting system converter utilizing lightning search algorithm.  - ferroelectrics.  123-145. 

ramizi mohamed , mahidur r. sarker and azah mohamed.  (2017).  designing an integrated voltage tripled circuit using piezoelectric vibration generator.  - journal of engineering and applied sciences.  . 

a. m. yusop , r. mohamed, a. ayob, a. mohamed.  (2017).  shapeable maximum-power point-tracking algorithm to improve the stability of the output behavior of a thermoelectric-solar hybrid energy-harvesting system.  - journal of the association of arab universities for basic and applied sciences.  1-8. 

muhammad afif ariffin, wan mohd faizal wan mahmood, zambri harun, ramizi mohamed.  (2017).  medium-scale gasification of oil palm empty fruit bunch for power generation.  - journal of material cycles and waste management.  1244-1252. 

w.r.w. daud, r.e. rosli, e.h. majlan, s.a.a. hamid, r. mohamed, t. husaini.  (2017).  pem fuel cell system control: a review.  - renewable energy.  . 

noor atikah abdullah,ramizi mohamed, wan mohd faizal wan mahmood,mohamad hanif md saad.  (2017).  black smoke elimination via pid controlled co-firing technique at palm oil mill.  - international journal of applied engineering research.  8050-8056. 

a. m. yusop , r. mohamed , a. ayob , a. mohamed.  (2017).  characterization and behavior analysis of a thermoelectric module energy harvesting system exposed to transient sources.  - journal of telecommunication, electronic and computer engineering.  9-16. 

ramizi mohamed, mahidur r sarker, azah mohamed.  (2016).  an optimization of rectangular shape piezoelectric energy harvesting cantilever beam for micro devices.  - international journal of applied electromagnetics and mechanics.  537-548. 

muhammad afif ariffin, wan mohd faizal wan mahmood, ramizi mohamed, mohd tusirin mohd nor.  (2016).  performance of oil palm kernel shell gasification using a medium-scale downdraft gasifier.  - international journal of green energy.  513-520. 

mahidur r sarker, azah mohamed, ramizi mohamed.  (2016).  develop a vibration based mems piezoelectric energy harvester using micro cantilever beam.  - international journal of applied engineering research.  3421-3426. 

mahidur r sarker, azah mohamed, ramizi mohamed.  (2016).  a new method for a piezoelectric energy harvesting system using a backtracking search algorithm based pi voltage controller.  - micromachines.  1-16. 

siti afiqah abd hamid, edy herianto majlan, ros emilia rosli, wan ramli wan daud, ramizi mohamed, teuku husaini, ramli sitanggang.  (2016).  energy management strategy for a fuel cell/ultracapasitor/battery hybrid system for portable applications.  - malaysian journal of analytical sciences.  955-964. 

ros emilia rosli, edy herianto majlan, siti afiqah abd. hamid, wan ramli wan daud, ramizi mohamed, teuku husaini, dedi rohendi.  (2016).  study of hydrogen consumption by control system in proton exchange membrane fuel cell | [kajian penggunaan hidrogen oleh sistem kawalan dalam sel bahan api membran penukaran proton].  - malaysian journal of analytical sciences.  901-912. 

m.s. othman, m.z. nuawi and r. mohamed.  (2016).  induction motor bearing fault diagnostics using i-kaztm and decision tree classification.  - international journal of automotive and mechanical engineering (ijame).  3361-3372. 

mohd sufian othman, mohd zaki nuawi and ramizi mohamed.  (2016).  experimental comparison of vibration and acoustic emission signal analysis using kurtosis-based methods for induction motor bearing condition monitoring.  - przeglad elektrotechniczny.  208-212. 

siti afiqah abd. hamid, ros emilia rosli, edy herianto majlan, wan ramli wan daud, ramizi mohamed, teuku husaini, ramli sitanggang.  (2016).  proton exchange membrane fuel cell/supercapasitor hydbrid power management system for a golf cart.  - malaysian journal of analytical sciences.  931-945. 

a m yusop, r mohamed, a mohamed.  (2016).  inverse dynamic analysis type of mppt control strategy in a thermoelectric-solar hybrid energy harvesting system.  - renewable energy.  682-682. 

mohd sufian othman, mohd zaki nuawi, ramizi mohamed.  (2015).  induction motor bearing fault detection using hybrid kurtosis-based method.  - international journal of applied engineering research.  33452-33456. 

mahidur r sarker, azah mohamed, ramizi mohamed.  (2015).  performance evaluation modelling a microelectromechanical system based finite element piezoelectric shear actuated beam.  - przeglad elektrotechniczny (electrical review).  5-8. 

muhammad afif ariffin, wan mohd faizal wan mahmood, ramizi mohamed, mohd tusirin mohd nor.  (2015).  performance of oil palm frond gasification using medium-scale downdraft gasification for electricity generation.  - iet renewable power generation.  228-235. 

yusop, a. m., mohamed, r., ayob, a. & mohamed, a.  (2014).  dynamic modeling and simulation of a thermoelectric-solar hybrid energy system using an inverse dynamic analysis input shaper.  - modelling and simulation in engineering.  1-13. 

muhammad afif ariffin, wan mohd faizal wan mahmood, mohd tusirin mohd nor, ramizi mohamed.  (2014).  potential of oil palm empty fruit bunch (efb) biochar from gasification process.  - australian journal of basic and applied sciences.  149-152. 

ramizi mohamed, mahidur r sarker, azah mohamed.  (2014).  performance evaluation a developed energy harvesting interface circuit in active technique.  - research journal of applied sciences, engineering and technology.  1710-1718. 

mahidur r. sarker, ramizi mohamed.  (2014).  a batteryless low input voltage micro scale thermoelectric based energy harvesting interface circuit with 100mv start up voltage.  - przeglad elektrotechniczny.  90(4):49-52. 

masoud farhoodnea, azah mohamed, hussain shareef, ramizi mohamed.  (2012).  premium power park: a review of the concepts, definitions and applications.  - advances in natural and applied sciences.  6(2):173-184.