m. a. m. arif, m. z. omar, s. samat, z. sajuri.  (2023).  microstructural and mechanical properties of thixoformed al-si-cu-mg alloy: effect of partial remelting treatment.  - international journal of metalcasting.  3155-3166. 

h. hanizam, m. s. salleh, z. marjom, m. z. omar, a. b. sulong, s. a. sundi, h. boejang, a. h. abdul rasib.  (2023).  effect of heat treatment cycles on tensile performance and microstructural evolution of thixoformed mwcnt-a356 composite.  - journal of engineering science and technology.  1323-1338. 

nur farah bazilah wakhi anuar, mohd shukor salleh, mohd zaidi omar, wan fathul hakim w. zamri, afifah md ali, saziana samat.  (2023).  wear properties of graphene-reinforced aluminium metal matrix composite: a review.  - reviews on advanced materials science.  1-27. 

m. n.mohammed, m. z. omar, adnan naji jameel al-tamimi, hakim s. sultan, luay hashem abbud, salah al-zubaidi, oday i. abdullah and m. abdulrazaq.  (2023).  microstructural and mechanical characterization of ledeburitic aisi d2 cold-work tool steel in semisolid zones via direct partial remelting process.  - journal of manufacturing and materials processing.  1-18. 

mohamed abdelgawad gebril, mohd zaidi omar, intan fadhlina mohamed, norinsan kamil othman, ahmad muhammad aziz, osama m. irfan.  (2023).  the microstructural refinement of the a356 alloy using semi-solid and severe plastic-deformation processing.  - metals.  1-24. 

mohamed abdelgawad gebril, mohd zaidi omar, intan fadhlina mohamed, norinsan kamil othman, dawod mohamed elabar, farag ibrahim haider, saziana samat and osama m. irfan.  (2023).  effect of semisolid and heat treatment process on microstructural refinement of al-7si alloy.  - materials.  1-13. 

n.f.b.w. anuar, m.s. salleh, m.z. omar, w.f.h.w. zamri, s.h. yahaya, a.m. ali.  (2023).  effect of t6 heat treatment on microstructure and hardness properties of thixoformed graphene-reinforced a356 composites.  - journal of advanced manufacturing technology.  73-85. 

a. md ali, m.z. omar, m.s. salleh, i.f. mohamed, n.f.b wakhi anuar.  (2023).  investigation of the mechanical properties and microstructure of graphene-aluminium alloy composite fabricated by stir casting process.  - materials science forum.  3-8. 

nur farah bazilah wakhi anuar, mohd shukor salleh, mohd zaidi omar and saifudin hafiz yahaya.  (2022).  mechanical properties and dry sliding wear behaviour of al-si-mg alloy by equal channel angular pressing.  - aims materials science.  733-749. 

mohamed abdelgawad gebril, mohd zaidi omar, intan fadhlina mohamed, norinsan kamil othman and osama m. irfan.  (2022).  microstructure refinement by a combination of heat treatment and thixoforming process followed by severe plastic deformation and their effects on al-si alloy hardness.  - metals.  1-15. 

afifah md ali, mohd zaidi omar, mohd shukor salleh, hanizam hashim, intan fadhlina mohamed, nur farah bazilah wakhi anuar.  (2022).  mechanical behaviour and morphology of thixoformed aluminium alloy reinforced by graphene.  - materials.  1-15. 

m.a. abdelgnei, m.z. omar, m.j. ghazali, m.n. mohammed.  (2022).  microstructure evaluation and mechanical properties of thixoformed al-5.7si-2cu-0.3mg aluminum alloys.  - international journal of metalcasting.  370-384. 

mohamed abdelgawad gebril, mohd zaidi omar, intan fadhlina mohamed, norinsan kamil othman and osama m. irfan.  (2022).  combining heat treatment and high-pressure torsion to enhance the hardness and corrosion resistance of a356 alloy.  - metals.  1-12. 

afifah md ali, mohd zaidi omar, hanizam hashim, mohd shukor salleh and intan fadhlina mohamed.  (2021).  recent development in graphene-reinforced aluminium matrix composite: a review.  - reviews on advanced materials science.  801-817. 

s. samat, m.z. omar, a.h. baghdadi, i.f. mohamed, a. rajabi, a.m. aziz.  (2021).  microstructural evolution, dislocation density and tensile properties of al-6.5si-2.1cu-0.35mg alloy produced by different casting processes.  - journal of materials science and technology.  145-157. 

r. idris, s. abdullah, p. thamburaja & m. z. omar.  (2021).  predicting fatigue crack growth rate under block spectrum loading based on temperature evolution using the degradation-entropy generation theorem.  - international journal of fracture.  145-158. 

saziana samat, mohd zaidi omar, amir hossein baghdadi, intan fadhlina mohamed, ahmad muhammad aziz.  (2021).  mechanical properties and microstructures of a modified al-si-cu alloy prepared by thixoforming process for automotive connecting rods.  - journal of materials research and technology.  1086-1102. 

a.m. aziz, m.z. omar, z. sajuri.  (2021).  strength of thixoformed a319 alloy at elevated temperature.  - metals and materials international.  2416-2429. 

m. a. m. arif, m. z. omar, z. sajuri, m. s. salleh.  (2020).  effects of cu and mg on thixoformability and mechanical properties of aluminium alloy 2014.  - transactions of nonferrous metals society of china.  275-287. 

junaidi syarif, mohammad h. yousuf, zainuddin sajuri, amir hossein baghdadi, mahdi merabtene and mohd zaidi omar.  (2020).  effect of partial solution treatment temperature on microstructure and tensile properties of 440c martensitic stainless steel.  - metals.  1-14. 

h. hanizam, m.s. salleh, m.z. omar, a.b. sulong, m.a.m. arif.  (2020).  effects of hybrid processing on microstructural and mechanical properties of thixoformed aluminum matrix composite.  - journal of alloys and compounds.  1-12. 

m.n. mohammed, m.z. omar, z. sajuri, and salah al-zubaidi.  (2020).  characterization of metallurgical and mechanical properties of thixowelded aisi d2 and aisi 304 steels.  - journal of materials engineering and performance.  739-749. 

m.a.m arif, m.z. omar & z. sajuri.  (2020).  kebolehbentukan-tikso aloi 2014 dengan penambahan si dan pengurangan cu.  - sains malaysiana.  179-188. 

roslinda idris, shahrum abdullah, prakash thamburaja and mohd zaidi omar.  (2020).  prediction of fatigue crack growth rate based on entropy generation.  - entropy.  1-22. 

zainuddin sajuri, nor fazilah mohamad selamat, amir hossein baghdadi, armin rajabi, mohd zaidi omar, amir hossein kokabi and junaidi syarif.  (2020).  cold-rolling strain hardening effect on the microstructure, serration-flow behaviour and dislocation density of friction stir welded aa5083.  - metals.  1-16. 

m.a. abdelgnei, m.z. omar, m.j. ghazali, m.n. mohammed, b. rashid.  (2020).  dry sliding wear behaviour of thixoformed al-5.7si-2cu-0.3 mg alloys at high temperatures using taguchi method.  - wear.  1-12. 

amir hossein baghdadi, zainuddin sajuri, mohd zaidi omar and armin rajabi.  (2020).  friction stir welding parameters: impact of abnormal grain growth during post weld heat treatment on mechanical properties of al-mg-si welded joints.  - metals.  1-18. 

fadzilah adnan, zainuddin sajuri, amir hossein baghdadi, mohd zaidi omar.  (2020).  effects of rapid heating and uniaxial loading on the phase transformation and mechanical properties of direct partial remelted butt joint of aisi d2 tool steel.  - materials science & engineering a.  1-12. 

saziana samat, mohd zaidi omar, intan fadhlina mohamed.  (2019).  high-frequency induction heating of al-si-cu-mg aluminium alloy in thixoforming.  - materials research.  1-13. 

m.a. gebril, m.z. omar, n.k. othman & i.f. mohamed.  (2019).  microstructural refinement and corrosion resistance improvement of heat-treated a356 alloy processed by equal channel angular pressing.  - sains malaysiana.  2749-2757. 

hanizam hashim, mohd shukor salleh and mohd zaidi omar.  (2019).  homogenous dispersion and interfacial bonding of carbon nanotube reinforced with aluminum matrix composite: a review.  - reviews on advanced materials science.  295-303. 

yat sheng kong, shahrum abdullah, dieter schramm, mohd zaidi omar, sallehuddin mohd. haris.  (2019).  optimization of spring fatigue life prediction model for vehicle ride using hybrid multi-layer perceptron artificial neural networks.  - mechanical systems and signal processing.  597-621. 

y.s.kong, s.abdullah, d.schramm, m.z.omar, s.m.haris.  (2019).  correlation of uniaxial and multiaxial fatigue models for automobile spring life assessment.  - experimental techniques.  1-19. 

mohamed abdelgawad gebril, mohd zaidi omar, intan fadhlina mohamed, norinsan kamil othman.  (2019).  microstructural evaluation and corrosion resistance of semisolid cast a356 alloy processed by equal channel angular pressing.  - metals.  1-15. 

h. hanizam, m.s. salleh, m.z. omar, a.b. sulong.  (2019).  effects of mechanical stirring and short heat treatment on thixoformed of carbon nanotube aluminium alloy composite.  - journal of alloys and compounds.  83-90. 

y.s. kong, s. abdullah, d. schramm, m.z. omar, s.m. haris.  (2019).  evaluation of energy-based model generated strain signals for carbon steel spring fatigue life assessment.  - metals.  . 

y.s. kong, s. abdullah, d. schramm, m.z. omar, s.m. haris.  (2019).  development of multiple linear regression-based models for fatigue life evaluation of automotive coil springs.  - mechanical systems and signal processing.  675-695. 

amir hossein baghdadi, armin rajabi, nor fazilah mohamad selamat, zainuddin sajuri, mohd zaidi omar.  (2019).  effect of post-weld heat treatment on the mechanical behavior and dislocation density of friction stir welded al6061.  - materials science & engineering a.  728-734. 

fadzilah adnan, zainuddin sajuri, mohd zaidi omar.  (2019).  effect of uniaxial load on microstructure and mechanical properties of thixo-joint aisi d2 tool steel.  - journal of mechanical engineering and sciences.  5006-5020. 

saziana samat, mohd zaidi omar and intan fadhlina mohamed.  (2019).  effect of feedstock geometry on the semisolid processing of al-si-cu-mg alloy.  - materials research express.  1-11. 

nora osman, zainuddin sajuri, amir hossein baghdadi and mohd zaidi omar.  (2019).  effect of process parameters on interfacial bonding properties of aluminium copper clad sheet processed by multi-pass friction stir welding technique.  - metals.  1-19. 

amir hossein baghdadi, zainuddin sajuri, nor fazilah mohamad selamat, mohd zaidi omar, yukio miyashita, and amir hossein kokabi.  (2019).  effect of intermetallic compounds on the fracture behavior of dissimilar friction stir welding joints of mg and al alloys.  - international journal of minerals, metallurgy and materials.  1285-1298. 

y. s. kong, s. abdullah, d. schramm, m. z. omar, s. m. haris.  (2019).  design of artificial neural network using particle swarm optimisation for automotive spring durability.  - journal of mechanical science and technology.  1-9. 

mohamed a. gebril, m. zaidi. omar, nk. othman & i.f. mohamed.  (2019).  effect of equal channel angular pressing processing routes on corrosion resistance and hardness of heat treated a356 alloy.  - sains malaysiana.  661-668. 

hashim hanizam, mohd shukor salleh, mohd zaidi omar, abu bakar sulong.  (2019).  optimisation of mechanical stir casting parameters for fabrication of carbon nanotubes-aluminium alloy composite through taguchi method.  - journal of materials research and technology-jmr&t.  2223-2231. 

m. a. abdelgnei, m. z. omar, m. j. ghazali, mohamed a. gebril and m. n. mohammed.  (2018).  dry sliding wear behaviour of rheocast al-5.7si-2cu-0.3mg alloy.  - international journal of engineering & technology.  . 

r. idris, s. abdullah, p. thamburaja, m. z. omar.  (2018).  entropy-based approach for fatigue crack growth rate of dual-phase steel.  - international journal of integrated engineering.  . 

nora osman, zainuddin sajuri and mohd zaidi omar.  (2018).  multi-pass friction stirred clad welding of dissimilar joined aa6061 aluminium alloy and brass.  - journal of mechanical engineering and sciences.  4285-4299. 

najihah abdul rahman, shahrum abdullah, mohamad faizal abdullah, mohd zaidi omar, zainuddin sajuri, wan fathul hakim zamri.  (2018).  ballistic limit of laminated panels with different joining materials subjected to steel-hardened core projectile.  - international journal of integrated engineering.  . 

yat sheng kong, shahrum abdullah, dieter schramm, mohd zaidi omar, sallehuddin mohd. haris.  (2018).  vibration fatigue analysis of carbon steel coil spring under various road excitations.  - metals.  . 

m.f. abdullah, s. abdullah, m.z. omar, z. sajuri & m.s. risby.  (2018).  observing the behaviour of reinforced magnesium alloy with carbon-nanotube and lead under 976 m/s projectile impact.  - journal of mechanical engineering.  . 

junaidi syarif, nofriady handra, zainuddin sajuri, mohd zaidi omar.  (2018).  change in tensile properties of dual-phase steels by cu addition.  - transactions of the indian institute of metals.  513-519. 

m. n. mohammed, m. z. omar, salah al-zubaidi, k. s. alhawari and m. a. abdelgnei.  (2018).  microstructure and mechanical properties of thixoweldedaisi d2 tool steel.  - metals.  . 

najihah abdul rahman, shahrum abdullah, mohamad faizal abdullah, wan fathul hakim zamri, mohd zaidi omar and zainuddin sajuri.  (2018).  experimental and numerical investigation on the layering configuration effect to the laminated aluminium/steel panel subjected to high speed impact test.  - metals.  . 

m. n. mohammed, m. z. omar, k. s. alhawari, m. a. abdelgnei and salah al-zubaidi.  (2018).  welding of dissimilar steels via thixowelding processes.  - international journal of engineering & technology.  . 

roslinda idris, shahrum abdullah, prakash thamburaja, mohd zaidi omar.  (2018).  the need to generate entropy characteristics for fatigue life prediction in low-carbon steel.  - journal of the brazilian society of mechanical sciences and engineering.  . 

y. s. kong, s. abdullah, d. schramm, m. z. omar, s. m. haris, t. bruckmann and f. kracht.  (2018).  characterizing spring durability for automotive ride using artificial neural network analysis.  - international journal of engineering & technology.  . 

mohd najib muhamed, mohd zaidi omar, shahrum abdullah, zainuddin sajuri, wan fathul hakim wan zamri and mohd faizal abdullah.  (2018).  brazed joint interface bonding strength of ar500 steel and aa7075 aluminium alloy.  - metals.  . 

mohd najib muhamed, mohd zaidi omar, shahrum abdullah, zainuddin sajuri and wan fathul hakim wan zamri.  (2018).  investigation of low-velocity impact and flexural loading on ar500 steel/aa7075 aluminum alloy brazed joint.  - songklanakarin journal of science and technology.  . 

fadzilah adnan, zainuddin sajuri and zaidi omar.  (2018).  a study of microstructural evolution of aisi d2 tool steel during direct partial remelting method.  - international journal of mechanical engineering and robotics research.  689-693. 

m. n. muhamed, m. z. omar, s. abdullah , z. sajuri, w. f. h. w. zamri.  (2017).  the effect of surface texture on the joint shear strength of ar500 steel and aa7075.  - journal of mechanical engineering.  . 

n.a. rahman, m.f. abdullah, s. abdullah, w.f.h. zamri, m.z. omar, z. sajuri.  (2017).  characterising ballistic limits of lightweight laminated-structure as a protective panel for armoured vehicle.  - journal of mechanical engineering.  20-34. 

khaled salem alhawari, mohd zaidi omar, mariyam jameelah ghazali, mohd shukor salleh, mohammed naser abdulrazaq.  (2017).  effect of thixoforming on the wear properties of al-si-cu aluminium alloy.  - jurnal teknologi.  . 

y.s. kong, s. abdullah, d. schramm , m.z. omar, s.m. haris, t. bruckmann.  (2017).  mission profiling of road data measurement for coil spring fatigue life.  - measurement.  99-110. 

y.s. kong, s. abdullah, m.z. omar, s.m. haris.  (2017).  the need to generate a force time history towards life assessment of a coil spring.  - journal of mechanical engineering.  11-26. 

intan fadhlina mohamed, takahiro masuda, seungwon lee, kaveh edalati, zenji horita, shoichi hirosawa, kenji matsuda, daisuke terada, mohd zaidi omar.  (2017).  strengthening of a2024 alloy by high pressure torsion and subsequent aging.  - journal of materials science and engineering a.  112-118. 

k.s. alhawari, m.z. omar, m.j. ghazali, m.s. salleh, m.n. mohammed.  (2017).  microstructural evolution during semisolid processing of al-si-cu alloy with different mg contents.  - transactions of nonferrous metals society of china.  1483-1497. 

w. n. m. jamil, z. sajuri, s. abdullah, m. a. aripin, m. z. omar, m.f. abdullah, w. f. h. zamri.  (2017).  effect of steel fibres and wire mesh reinforcement on flexural strength and strain energy steel-epoxy-aluminium composite laminates.  - journal of mechanical engineering.  10-20. 

y. s. kong, s. abdullah, m. z. omar & s. m. haris.  (2016).  failure assessment of a leaf spring eye design under various load cases.  - engineering failure analysis.  146-159. 

y. s. kong, s. abdullah, m. z. omar & s. m. haris.  (2016).  side force analysis of suspension strut under various load cases.  - jurnal teknologi.  85-90. 

m.s. salleh, m.z. omar, k.s. alhawari, m.n. mohammed, m.a. mad ali, e. mohamad.  (2016).  microstructural evolution and mechanical properties of thixoformed a319 alloys containing variable amounts of magnesium.  - transactions of nonferrous metals society of china.  2029-2042. 

a.m. aziz, m.z. omar and m.s. salleh.  (2016).  evolusi mikrostruktur aloi a333 melalui proses logam separa pepejal.  - sains malaysiana.  977-987. 

samsudin m., omar m.z., abdullah s..  (2016).  effects of rheocasting and thixoforming on the microstructure and mechanical properties of a356 aluminium alloy.  - jurnal teknologi.  107-113. 

intan fadhlina mohamed, seungwon lee, kaveh edalati, zenji horita, shahrum abdullah, mohd zaidi omar, wan fathul hakim wan zamri.  (2016).  grain refinement and microstructure evolution in aluminum a2618 alloy by high pressure torsion.  - jurnal teknologi.  149-152. 

ahmad muhammad aziz, mohd zaidi omar, zainuddin sajuri and mohd shukor salleh.  (2016).  microstructural morphology of rheocast a319 aluminium alloy.  - advances in mechanical engineering.  1-10. 

k. s. alhawari, m. z. omar, m. j. ghazali, m. s. salleh and m. n. mohammed.  (2016).  dry sliding wear behaviour of thixoformed hypoeutectic al-si-cu alloy with different amounts of magnesium.  - composite interfaces.  519-531. 

muhamed m.n., omar m.z., abdullah s., sajuri z., zamri w.f.h., rahman m.a.i.a., abdullah m.f..  (2016).  investigation on brazing interface bonding characteristic of aa7075 and aa6061 aluminum alloy with ar500 steel using al-si-zn filler metal.  - jurnal teknologi.  129-135. 

aripin m.a., sajuri z., abdullah s., omar m.z., zamri w.f.h., jamil w.n.m., abdullah m.f..  (2016).  microscale groove effect on shear strength of epoxy-bonded dissimilar metal plate.  - journal of adhesion science and technology.  2001-2012. 

kong y.s., abdullah s., omar m.z., haris s.m..  (2016).  topological and topographical optimization of automotive spring lower seat.  - latin american journal of solids and structures.  1388-1405. 

rahman n.a., abdullah s., zamri w.f.h., abdullah m.f., omar m.z., sajuri z..  (2016).  ballistic limit of high-strength steel and al7075-t6 multi-layered plates under 7.62-mm armour piercing projectile impact.  - latin american journal of solids and structures.  1658-1676. 

w.n.m. jamil, m.a. aripin, z. sajuri, s. abdullah, m.z. omar, m.f. abdullah and w.f.h. zamri.  (2016).  mechanical properties and microstructures of steel panels for laminated composites in armoured vehicles.  - international journal of automotive and mechanical engineering.  3742-3753. 

abdullah m.f., abdullah s., omar m.z., sajuri z., sohaimi r.m..  (2016).  fatigue life of the magnesium alloy az31b under specific spectrum loading.  - materialpruefung/materials testing.  200-205. 

aziz a.m., omar m.z., sajuri z., salleh m.s..  (2016).  microstructural changes of aluminium alloy a319 on cooling slope plate.  - jurnal teknologi.  121-127. 

rahman m.a.i.a., omar m.z., abdullah s., sajuri z., zamri w.f.h., muhamed m.n., abdullah m.f..  (2016).  effects of wetting time on properties of steel-aluminium brazed joint.  - jurnal teknologi.  51-55. 

mohamad faizal abdullah, shahrum abdullah, mohd zaidi omar, zainuddin sajuri and risby mohd sohaimi.  (2015).  failure observation of the az31bmagnesium alloy and the effect of leadaddition content under ballistic impact.  - advances in mechanical engineering.  1-13. 

m.s salleh, m.z. omar.  (2015).  influence of cu content on microstructure and mechanical properties of thixoformed al-si-cu-mg alloys.  - transactions of nonferrous metals society of china.  3523-3538. 

m.j. ghazali, m. daud, a. muhammad, m.z. omar, c.h. azhari.  (2015).  microstructure analyses of malay keris and its relation to mechanical properties.  - acta physica polonica a.  1358-1362. 

m. n. mohammed, m. z. omar, z. sajuri, m. s. salleh and k. s. alhawari.  (2015).  trend and development of semisolid metal joining processing.  - advances in materials science and engineering.  1-13. 

farizah ansarudin, siti masrinda tasirin, mohd zaidi omar, muhammad fauzi mohd. zain, zulhaidi amil, mohd. huzairi johari, roslena md zaini, nor rajaie hashim, siti nurul hunadia husin, nooraini ahmad.  (2015).  an overview of effective postgraduate supervision style based on assessment and supervisory model.  - jurnal teknologi.  95-98. 

k.s. alhawari, m.z. omar, m.j. ghazali, m.s. salleh, m.n. mohammed.  (2015).  evaluation of the microstructure and dry sliding wear behaviour of thixoformed a319 aluminium alloy.  - materials and design.  169-180. 

m.s. salleh, m.z. omar, j. syarif.  (2015).  the effects of mg addition on the microstructure and mechanical properties of thixoformed al-5%si-cu alloys.  - journal of alloys and compounds.  121-130. 

s.m. tasirin, m.z. omar, f. esa, n.m. zulkifli, z. amil.  (2015).  measuring student satisfaction towards engineering postgraduate programme in ukm.  - journal of engineering science and technology.  100-109. 

y. s. kong, m. z. omar, l. b. chua and s. abdullah.  (2014).  ride quality assessment of bus suspension system through modal frequency response approach.  - advances in mechanical engineering.  1-17. 

m.n. mohammed, m.z. omar, j. syarif & m.s. salleh.  (2014).  morphological evolution during partial re-melting of aisi d2 cold-work tool steel.  - sains malaysiana.  1213-1219. 

y.s. kong, m.z. omar, l.b. chua, s. abdullah.  (2014).  fatigue life prediction of parabolic leaf spring under various road conditions.  - engineering failure analysis.  92-103. 

m.s. salleh, m.z. omar, j. syarif & m.n. mohammed.  (2014).  permodelan termodinamik aloi al-si-cu untuk pemprosesan logam separa pepejal.  - sains malaysiana.  43(5): 791-798. 

m.s. salleh, m.z. omar, j. syarif, k.s. alhawari, m.n. mohammed.  (2014).  microstructure and mechanical properties of thixoformed a319 aluminium alloy.  - materials and design.  64 (2014) 142-152. 

m.a.m. arif, m.z. omar, n. muhamad, j. syarif, p. kapranos.  (2013).  microstructural evolution of solid-solution-treated zne22al in the semisolid state.  - journal of materials science & technology.  29(8):765-774. 

m. n. mohammed, m. z. omar, m. s. salleh, and k. s. alhawari.  (2013).  study on thixojoining process using partial remelting method.  - advances in materials science and engineering.  2013:Article ID 251472. 

junaidi syarif, eko kurniawan, zainuddin sajuri & mohd zaidi omar.  (2013).  influence of iron on phase stability and corrosion resistance of ti-15%cr alloy.  - sains malaysiana.  42(12):1775-178. 

junaidi syarif, agung iswadi, mariyam jameelah ghazali, zainuddin sajuri, mohd zaidi omar.  (2013).  wear behavior of copper-containing ferritic iron under a dry sliding condition.  - journal of zhejiang university - science a.  14(14):906-914. 

y. s. kong, m. z. omar, l. b. chua and s. abdullah.  (2013).  explicit nonlinear finite element geometric analysis of parabolic leaf springs under various loads.  - scientific world journal.  2013:Article ID 261926. 

m. n. mohammed, m. z. omar, j. syarif, z. sajuri, m. s. salleh, and k. s. alhawari.  (2013).  microstructural evolution during dprm process of semisolid ledeburitic d2 tool steel.  - scientific world journal.  2013:Article ID 828926. 

azrilah abdul aziz, mohd saidfudin masodi, faridah mohamed ibrahim, mohd zaidi omar, azami zaharim.  (2013).  insights into engineering education learning outcome`s assessment with rasch model.  - research journal of applied sciences, engineering and technology.  6(19):3520-3526. 

j. syarif, t.n. rohmannudin, m.z. omar, z. sajuri, s. harjanto.  (2013).  stability of the beta phase in ti-mo-cr alloy fabricated by powder metallurgy.  - journal of mining and metallurgy,section b:metallurg.  49(3)B:285-292. 

m. n. mohammed, m. z. omar, m. s. salleh, k. s. alhawari, p. kapranos.  (2013).  semisolid metal processing techniques for nondendritic feedstock production.  - scientific world journal.  2013:Article ID 752175. 

yuzainee md yusoff, mohd. zaidi omar, azami zaharim, azah mohamed, norhamidi muhamad.  (2012).  employability skills performance score for fresh engineering graduates in malaysian industry.  - asian social science.  8(16):140-145. 

arif, m.a.m., omar, m.z., muhamad, n..  (2012).  effect of solid solution treatment on semisolid microstructure of zn-22al alloy.  - pertanika journal of science and technology.  20(1):121-127. 

salih a.a., omar m.z., syarif j., sajuri z..  (2012).  an investigation on the microstructure and mechanical properties of quenched and tempered ss440c martensitic stainless steel.  - international journal of mechanical and materials engineering.  7(2):119-123. 

arif, m.a.m., omar, m.z., muhamad, n..  (2011).  production of nondendritic semisolid za3 alloy through heat treatment.  - journal of applied sciences.  11(2):323-329. 

m. z. omar, a. alfan, j. syarif, h. v. atkinson.  (2011).  microstructural investigations of xw-42 and m2 tool steels in semi-solid zones via direct partial remelting route.  - journal of materials science.  46(24):7696-7705. 

m.z. omar, h.v. atkinson, and p. kapranos.  (2011).  thixotropy in semisolid steel slurries under rapid compression.  - metallurgical and materials transactions a.  42(A):2807-2819. 

salih, a.a., omar, m.z., junaidi, s., sajuri, z..  (2011).  effect of different heat treatment on the ss440c martensitic stainless steel.  - australian journal of basic and applied sciences.  5(12):867-871. 

m.a.m. daud, z. sajuri, j. syarif, m.z. omar.  (2010).  effect of solution treatment on fatigue crack propagation behaviour of magnesium alloy.  - international review of mechanical engineering (ireme).  4(3):238-243. 

h. budiman, m. z. omar, a. jalar.  (2010).  effect of slope length to the sphericity of a356 aluminium alloy.  - international review of mechanical engineering (i.re.m.e.).  4(7):840-845. 

alfan, a., omar, m.z., syarif, j., sajuri, z..  (2010).  direct partial remelting of xw-42 steel in semi-solid zone.  - journal of applied sciences.  10(13),1255-1262. 

azami zaharim, mohd zaidi omar, shahrum abdullah, hassan basri, norhamidi muhamad.  (2009).  international trends and the profiles of malaysian engineers.  - european journal of scientific research.  28(2):301-309. 

omar m.z., atkinson h.v., howe a.a., palmiere e.j., kapranos p., ghazali m.j..  (2009).  solid-liquid structural break-up in m2 tool steel for semi-solid metal processing.  - journal of materials science.  44(3):869-874. 

a. muchtar, m.z. omar, a. hunger.  (2009).  lessons from the joint ukm-ude (malaysia-germany) student mobility programs.  - european journal of social sciences.  8(3):413-419. 

abdullah s., fahruddin a., syarif j., omar m.z., zulkifli r..  (2009).  fatigue crack growth modelling of fibre metal laminate (fml) composite.  - european journal of scientific research.  35(1):43-53. 

t.n.rohmannudin. j.syarif, m.z.omar, z,sajuri & a.r.daud.  (2009).  changes in phase stability on ti-10at.% mo alloy by alloying elements.  - international journal of mechanical and materials engineering.  4(2):172-175. 

budiman h., omar m.z., jalar a., jaharah a.g..  (2009).  effect of water cooling on the production of al-si thixotropic feedstock by cooling slope casting.  - european journal of scientific research.  32(2):158-166. 

omar m.z., kofli n.t., mat k., darus z.m., osman s.a., rahman m.n.a..  (2009).  measuring the outcomes from industrial training program.  - european journal of social sciences.  8(4):581-588. 

darus z.m., khalim a, hashim n.a., omar z., saruwono m., mohammad n..  (2009).  development of sustainable campus: universiti kebangsaan malaysia planning and strategy.  - wseas transactions on environment and development.  5(3):273-282. 

mohd nizam ab rahman, mohd zaidi omar, norhisham tan kofli, kamaruzaman mat, siti aminah osman, zuhairusse m darus.  (2009).  assessment of engineering students perception after industrial training placement.  - european journal of social sciences.  8(3):420-431. 

s.h. salleh, m.z. omar, j. syarif, s. abdullah.  (2009).  carbide formation during precipitation hardening of ss440c steel.  - european journal of scientific research.  34(1):83-91. 

s. abdullah, a. fahruddin, j. syarif and m. z. omar.  (2009).  modelling of fiber metal laminate (fml) composite using the residual stiffness and strength model.  - international journal of mechanical and materials engineering (ijmme).  4(2):186-190. 

a. g. jaharah, c. h. che hassan, m. j. ghazali, a. b. sulong, m. z. omar, m. z.nuawi, a. r. ismail.  (2009).  performance of uncoated carbide cutting tool when machining cast iron in dry cutting condition.  - international journal of modern physics b.  23(6-7):1796-1802. 

m. a. m. daud , m. z. omar, j. sharif and z. sajuri.  (2009).  effect of solution treatment on fatigue properties of magnesium alloy.  - international journal of mechanical and materials engineering (ijmme).  4(2):204-207. 

zuhairuse md darus, siti nurhidayah abdul manan, nor atikah hashim, roslan saat, azami zaharim & zaidi omar.  (2008).  native regionalism in development of sustainable resort in malaysia.  - wseas transactions on environment and development.  4(12):1109-1119. 

m.j. ghazali, w.m. rainforth, m.z. omar.  (2008).  a comparative study of mechanically mixed layers (mmls) characteristics of commercial aluminium alloys sliding against alumina and steel sliders.  - journal of materials processing technology.  201(1-3):662-668. 

r. fadhila, a.g. jaharah, m.z. omar, c.h.c. haron, m.j. ghazali, and c. h. azhari.  (2007).  austenite formation of steel-3401 subjected to rapid cooling process.  - int. j of mech and material.  2(2):150-153. 

m.j. ghazali, j.a. ghani, m.z. omar.  (2007).  plastic deformation characteristics of worn precipitation-hardened aluminium alloys.  - international journal of mechanical & materials engineering.  2(2):125-129.