adlil aizat ismail, maria abu bakar, abang annuar ehsan, zol effendi zolkefli.  (2022).  thermal-induced damage on solder joints of high-density adjacent ball grid array components during the rework process.  - jurnal teknologi.  1-8. 

firdaus jamal rashid, rusli daik, abang annuar ehsan.  (2022).  effects of hydrophobic coating, dispensing time, and applied pressure on uv polymer droplet formation by air pressure injection method.  - journal of engineering science and technology.  1708-1720. 

adlil aizat ismail, maria abu bakar, abang annuar ehsan, azman jalar, john burke, zol effendi zolkefli, erwan basiron.  (2022).  effect of heat shield locations on rework-induced thermal management in ball grid array solder joint.  - scientific reports.  1-12. 

adlil aizat ismail, maria abu bakar, abang annuar ehsan, azman jalar, erwan basiron, fakhrozi che ani.  (2022).  cardinal and ordinal directions approach in investigating arrayed solder joints crack propagation of ball grid array semiconductor packages.  - ieee transactions on components packaging and manufacturing technology.  1492-1501. 

mohd shafiq mat ghazali, fadhlur r m romlay, abang annuar ehsan.  (2021).  manufacturing of polymer-based 1×2 y-branch symmetric and asymmetric waveguide coupler through moulding technique.  - international journal of automotive and mechanical engineering.  8998-9005. 

noor azie azura mohd arif, abang annuar ehsan.  (2021).  sensitivity optimization of u-shaped fiber optics based on the taguchi method.  - osa continuum.  2024-2035. 

noor azie azura mohd arif, dilla duryha berhanuddin, abang annuar ehsan.  (2021).  sensitivity enhancement of heterocore macrobend fiber optics by adding a zno film.  - international journal of optics.  1-8. 

muhammad syafiq rahim, abang annuar ehsan.  (2020).  optimization of micromilling parameters using taguchi method for the fabrication of pmma based microchannels.  - international journal of nanoelectronics and materials.  151-158. 

noor azie azura mohd arif, dilla durhya berhanuddin, abang annuar ehsan.  (2020).  design parameters of fiber-optic bend for sensing applications.  - international journal of nanoelectronics and materials.  107-112. 

sabiran abubakar, norhana arsad, abang annuar ehsan, azura hamzah, nur hazliza ariffin and mohammad syuhaimi ab-rahman.  (2019).  performance analysis of disposable flow cell for nitrite detection.  - ieee access.  14602-14603. 

abang annuar ehsan, norasyikin selamat,muhammad syafiq rahim.  (2019).  development of a projection stereolithography 3d printing system for rapid prototyping of microfluidic devices.  - asm science journal.  46-52. 

muhammad syafiq rahim, abang annuar ehsan.  (2019).  visual inspection method for micro tool-workpiece contact detection for micromilling process.  - asm science journal.  60-64. 

nurdiani zamhari, abang annuar ehsan, mohd syuhaimi abd rahman.  (2017).  s-bend silicon-on-insulator (soi) large cross-section rib waveguide for directional coupler.  - international journal of electrical and computer engineering.  3299-3305. 

norasyikin selamat, muhammad syafiq bin rahim, abang annuar ehsan.  (2017).  particles trajectories simulation of hydrodynamic focusing in circular and rectangular polymer microflow cytometer.  - international journal of applied engineering research (ijaer).  1311-1315. 

nurdiani zamhari, abang annuar ehsan.  (2017).  large cross-section rib silicon-on-insulator (soi) s-bend waveguide.  - optik - international journal for light and electron optics.  1414-1420. 

a. golshan, b.t.h.t. baharudin h. aoyama m.k.a.m. ariffin, m.i.s. ismail, a.a. ehsan.  (2017).  ultraprecision machining of silicon wafer by micromilling process.  - procedia engineering.  192-196. 

a.r.a. rashid, w.m. mokhtar, k.a. dasuki, a.a. ehsan, s. shaari.  (2017).  evanescent field study on a u-shaped silica fiber absorption sensor using non-sequential ray tracing.  - solid state phenomena.  413-417. 

mohd nizam abdullah, sahbudin shaari, susthitha menon, abang annuar ehsan, osman zakaria..  (2015).  observation and comparison of multiwavelength generation erbium doped fibre ring laser utilising photonic crystal fibre with zero dispersion at 1040 nm and 1550 nm.  - ieice electronics express.  1-6. 

mohd shafiq mat ghazali, abang annuar ehsan.  (2015).  three-step molding softlithographic process for 1x2 y-branch pof coupler.  - progress in electromagnetics research letters.  53-60. 

wan maisarah mukhtar, sahbudin shaari, abang annuar ehsan, and p. susthitha menon.  (2014).  electro-optics interaction imaging in active plasmonic devices.  - optical materials express.  4(2): 424-433. 

sabiran abubakar, norhana arsad, sayidatul nadia, mohammad syuhaimi ab-rahman, sahbudin shaari, abang annuar ehsan and norlimah arsad.  (2014).  polyethylene flow-injection for nitrite detection: spectrotrophotometric method.  - proc. of 2014 ieee 5th international conference on photonics (icp).  147-149. 

mulyanti, b., menon, p. s., shaari, s., hariyadi, t., hasanah, l., haroon, h., ehsan, a. a., mahmudin, d., wiranto, g., majlis, b. y..  (2014).  design and optimization of coupled microring resonators (mrrs) in silicon-on-insulator.  - sains malaysiana.  43(2):247-252. 

abang annuar ehsan, sahbudin shaari, mohd kamil abd rahman.  (2014).  design and fabrication of a metal-based asymmetric and variable y-branch plastic optical fibre coupler.  - international journal of materials and product technology.  18-24. 

nurjuliana juhari, p. susthitha menon, abang annuar ehsan, sahbudin shaari.  (2014).  optimal design of linear tapered double s-shaped arrayed waveguide grating for broad channel spacing on silicon-on-insulator.  - optical engineering.  1-8. 

khadijah ismail, p. susthitha menon, sahbudin shaari, abang annuar ehsan, hesham bakarman, norhana arsad, ahmad ashrif a. bakar.  (2014).  gain performance of cascaded and hybrid semiconductor optical amplifier in cwdm system.  - journal of nonlinear optical physics & materials.  23(1): 1-11. 

nurjuliana juhari, menon p.s., ehsan, a. a. & shaari, s..  (2014).  optical loss analysis in 13-channel soi-based awg for cwdm network.  - journal of nonlinear optical physics & materials.  23(1):1-9. 

sabiran abubakar, norhana arsad, mohammad syuhaimi ab-rahman, abang annuar ehsanb, sahbudin shaari, rizafizah othaman.  (2014).  study of geometrical effect of sample cell on nitrite determination.  - journal of optoelectronics and advanced materials.  1487-1492. 

abang annuar ehsan, sahbudin shaari, mohd kamil abd rahman.  (2012).  acrylic-based asymmetric and variable coupling ratio y-branch plastic optical fiber coupler.  - optical review.  19(1):13-19. 

abang annuar ehsan, sahbudin shaari, mohd kamil abd rahman.  (2012).  machining of acrylic-based y-branch plastic optical fiber coupler with suspended waveguide taper.  - optical review.  19(1):7-12. 

wan maisarah mukhtar, sahbudin shaari, p. susthitha menon, abang annuar ehsan.  (2012).  analysis of biconical taper geometries to the transmission losses in optical microfibers.  - optoelectronics and advanced materials-rapid communications.  6(11-12):988-992. 

ehsan, a.a., shaari, s., rahman, m.k.a..  (2011).  fabrication of 1×2 asymmetric plastic optical fiber coupler for portable optical access-card system.  - optical review.  18(1):86-92. 

a. a. ehsan, s. shaari, m. k. abd rahman.  (2011).  variable coupling ratio y-branch plastic optical fiber (pof) coupler with suspended waveguide taper.  - progress in electromagnetics research c.  23:249-263. 

p. s. menon, k. kandiah, a. a. ehsan & s. shaari.  (2011).  concentration-dependent minority carrier lifetime in an in(0.53)ga(0.47)as interdigitated lateral pin photodiode based on spin-on chemical fabrication methodology.  - international journal of numerical modelling: electronic networks, devices and fields.  24(5):465-467. 

abang annuar ehsan, sahbudin shaari.  (2011).  asymmetric y-branch plastic optical fiber coupler.  - optica applicata.  41(4):807-816. 

ehsan, a.a., shaari, s., rahman, m.k.a..  (2011).  acrylic and metal based y-branch plastic optical fiber splitter with optical noa63 polymer waveguide taper region.  - optical review.  18(1):80-85. 

mohammad syuhaimi ab-rahman, noor azie azura mohd arif, abang anuar ehsan and sahbudin shaari.  (2011).  nanocrystalline zn0.9mn0.1s thin film: case studies.  - american journal of applied sciences.  8(8):822-825. 

ehsan, a.a., shaari, s., rahman, m.k.a..  (2011).  plastic optical fiber coupler with high index contrast waveguide taper.  - progress in electromagnetics research c.  20:125-138. 

a. a. ehsan, s. shaari, m. k. abd rahman.  (2010).  metal-based 1x2 and 1x4 asymmetric plastic optical fiber couplers for optical code generating devices.  - progress in electromagnetics research.  101:1-16. 

mohammad syuhaimi ab-rahman, boonchuan ng, rosmawati ismail, abang anuar ehsan.  (2009).  the implementation of passive in-line monitoring (pim) device in tree-structured ftth access network.  - journal of optical communications.  30(2):91-94. 

ehsan a.a., shaari s., rahman m.k.a., abidin k.m.r.k.z..  (2009).  hollow optical waveguide coupler for portable access card system application.  - journal of optical communications.  30(2):67-73. 

p susthitha menon, kumarajah kandiah, abang annuar ehsan, sahbudin shaari.  (2009).  the development of a new responsivity prediction model for in(0.53)ga(0.47)as interdigitated lateral p-i-n photodiode.  - journal of optical communication.  30(1):2-6. 

ehsan a.a., shaari s., rahman m.k.a..  (2009).  1 x 2 y-branch plastic optical fiber waveguide coupler for optical access-card system.  - progress in electromagnetics research.  91:85-100. 

ab-rahman, ms; ab-aziz, f; arif, naam; zan, sd; mustaza, sm; ehsan, aa; shaari, s.  (2009).  the study of the good polishing method for polymer su-8 waveguide.  - optica applicata.  39(3):459-465. 

abang annuar ehsan, sahbudin shaari, mohd kamil abd. rahman, kee mohd rafique kee zainal abidin.  (2008).  optical code generating device using 1 × n asymmetric hollow waveguide couplers.  - guangzi xuebao/acta photonica sinica.  37(5):849-854.