HTE, miniaturization, materials, packaging

Amalu, E.H., Ekere, N.N. and Bhatti, R.S. (2010) High temperature electronics: R&D challenges and trends in materials, packaging and interconnection technology. In: 2nd International Conference on Adaptive Science & Technology, 2009. (ICAST 2009). Institute of Electrical and Electronics Engineers, Piscataway, NJ, USA, pp. 146-153. ISBN 978-1-4244-3522-7 ISSN 0855-8906 (doi:https://doi.org/10.1109/ICASTECH.2009.5409731)

Solder paste, Flip chip packaging, Rheology, Stencil printing, Viscosity

Sharma, Ashutosh, Mallik, Sabuj, Ekere, N. and Jung, Jae-Pil (2014) Printing Morphology and Rheological Characteristics of Lead-Free Sn-3Ag-0.5Cu (SAC) Solder Pastes. Journal of the Microelectronics and Packaging Society, 21 (4). pp. 1-13. ISSN 1226-9360 (Print), 2287-7525 (Online) (doi:https://doi.org/10.6117/kmeps.2014.21.4.001)

Wall-slip, solder paste, rheology, isotropic conductive adhesives, stencil printing process

Durairaj, R., Mallik, S., Seman, A. and Ekere, N.N. (2009) Investigation of wall-slip behaviour in lead-free solder pastes and isotropic conductive adhesives. Sadhana - Academy Proceedings in Engineering Sciences, 34 (5). pp. 799-810. ISSN 0256-2499 (Print), 0973-7677 (Online) (doi:https://doi.org/10.1007/s12046-009-0046-5)

X-ray diffraction (XRD), synchrotron, intermetallic compounds (IMCs), lead-free solder, reliability, European Synchrotron Radiation Facility (ESRF)

Jackson, Gavin J., Lu, Hua ORCID: 0000-0002-4392-6562 , Durairaj, Raj, Hoo, Nick, Bailey, Chris ORCID: 0000-0002-9438-3879 , Ekere, Ndy N. and Wright, Jon (2004) Intermetallic phase detection in lead-free solders using synchrotron X-ray diffraction. Journal of Electronic Materials, 33 (12). pp. 1524-1529. ISSN 0361-5235 (Print), 1543-186X (Online) (doi:https://doi.org/10.1007/s11664-004-0094-x)

adhesives, elastic and plastic behaviour, non-destructive testing, NDT

Amalu, Emeka H., Ekere, Ndy and Mallik, Sabuj (2011) Evaluation of rheological properties of lead-free solder pastes and their relationship with transfer efficiency during stencil printing process. Materials and Design, 32 (6). pp. 3189-3197. ISSN 0261-3069 (doi:https://doi.org/10.1016/j.matdes.2011.02.045)

advanced characterization, electronic materials, modeling processes,

Mallik, S., Ekere, N.N., Marks, A.E., Seman, A. and Durairaj, R. (2010) Modeling the structural breakdown of solder paste using the structural kinetic model. Journal of Materials Engineering and Performance, 19 (1). pp. 40-45. ISSN 1059-9495 (Print), 1544-1024 (Online) (doi:https://doi.org/10.1007/s11665-009-9448-0)

alloy, electronic materials, bonding, soldering, scanning electron microscopy (SEM)

Kumar, Santosh, Mallik, Sabuj, Ekere, Ndy and Jung, Jaepil (2013) Stencil Printing Behavior of Lead-Free Sn-3Ag-0.5Cu Solder Paste for Wafer Level Bumping for Sub-100 μm Size Solder Bumps. Metals and Materials International, 19 (5). pp. 1083-1090. ISSN 1598-9623 (Print), 2005-4149 (Online) (doi:https://doi.org/10.1007/s12540-013-5025-z)

assembly lines, electronics manufacturing, flip-chip assemblies, industrial production, lead-free solder pastes, printing processes, rheology, shear testing,

Ekere, Ndy, Marks, Antony, Mallik, Sabuj and Durairaj, Rajkumar (2007) Effect of abandon time on print quality and rheological characteristics for lead-free solder pastes used for flip-chip assembly. 32nd IEEE/CPMT International Electronic Manufacturing Technology Symposium. Ieee/Cpmt International Electronics Manufacturing Technology Symposium . Institute of Electrical and Electronics Engineers, New York, USA, pp. 14-19. ISBN 9781424413355 (doi:https://doi.org/10.1109/IEMT.2007.4417048)

cement-based materials, microstructure, attenuation, stress

Seman, Anton, Ekere, Ndy, Ashenden, Stuart J., Mallik, Sabuj, Marks, Antony and Durairaj, Rajkumar (2008) Development of an in-situ, non-destructive ultrasonic monitoring technique for solder pastes. 2008 2nd Electronics System-Integration Technology Conference. Institute of Electrical and Electronics Engineers, New York, USA, pp. 209-214. ISBN 9781424428137 (doi:https://doi.org/10.1109/ESTC.2008.4684351)

cement-based materials, microstructure, attenuation, stress, solder pastes, rheology

Marks, A.E., Mallik, S., Ekere, N.N. and Seman, A. (2008) Effect of temperature on slumping behaviour of lead-free solder paste and its rheological simulation. 2008 2nd Electronics System-Integration Technology Conference. Institute of Electrical and Electronics Engineers, New York, USA, pp. 829-832. ISBN 97814244-28137 (Print), 978-1-4244-2814-4 (Electronic) (doi:https://doi.org/10.1109/ESTC.2008.4684459)

Mallik, Sabuj, Schmidt, M., Bauer, R. and Ekere, Ndy (2008) Influence of solder paste components on rheological behaviour. In: 2008 2nd Electronics System-Integration Technology Conference. Institute of Electrical and Electronics Engineers, Inc., New York, USA, pp. 1135-1140. ISBN 9781424428137 (doi:https://doi.org/10.1109/ESTC.2008.4684512)

cement-based materials, microstructure, attenuation, viscosity, solder pastes, solder joints,

Durairaj, Rajkumar, Mallik, Sabuj, Seman, Anton, Marks, Antony and Ekere, Ndy (2008) Investigation of wall-slip effect on paste release characteristic in flip-chip stencil printing process. 2008 10th Electronics Packaging Technology Conference (EPTC 2008). Institute of Electrical and Electronics Engineers, New York, USA, pp. 1328-1333. ISBN 9781424421176 (doi:https://doi.org/10.1109/EPTC.2008.4763615)

cement-based materials, microstructure, attenuation, viscosity, stress

Seman, Anton, Ekere, Ndy, Ashenden, Stuart J., Mallik, Sabuj, Marks, Antony and Durairaj, Rajkumar (2008) In-situ non-destructive ultrasonic rheology technique for monitoring different lead-free solder pastes for surface mount applications. 2008 10th Electronics Packaging Technology Conference (EPTC 2008). Institute of Electrical and Electronics Engineers, New York, USA, pp. 1448-1454. ISBN 9781424421176 (doi:https://doi.org/10.1109/EPTC.2008.4763635)

chip scale package (CSP) technology, solder thermal interface materials (STIMs), out-gassing phenomenon, defective metallisation, finite element analysis (FEA)

Otiaba, Kenny C., Bhatti, R.S., Ekere, N.N., Mallik, S., Alam, M.O., Amalu, E.H. and Ekpu, M. (2012) Numerical study on thermal impacts of different void patterns on performance of chip-scale packaged power device. Microelectronics Reliability, 52 (7). pp. 1409-1419. ISSN 0026-2714 (doi:https://doi.org/10.1016/j.microrel.2012.01.015)

chip-scale packaged power device, automotive applications, solder thermal interface materials (STIMs), three-dimensional finite element analysis, lead-free solder

Otiaba, K.C., Bhatti, R.S., Ekere, N.N., Mallik, S., Amalu, E.H. and Ekpu, M. (2011) Thermal effects of die-attach voids location and style on performance of chip level package. In: 3rd IEEE International Conference on Adaptive Science and Technology (ICAST 2011): Proceedings. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 231-236. ISBN 9781467307581 (doi:https://doi.org/10.1109/ICASTech.2011.6145176)

cleaning, plasma physics, printed circuits, solders, surface properties of materials

Takyi, G. and Ekere, N.N. (2010) Study of the effects of PCB surface finish on plasma process time for lead-free wave soldering. Soldering & Surface Mount Technology, 22 (2). pp. 37-42. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911011036271)

electric resistance, etching, fault location, machining, reflectivity, silicon, surface discharges, surface resistance, surface topography, wire

Wang, W., Liu, Z.D., Tian, Z.J., Huang, Y.H., Liu, Z.X. and Ekere, N.N. (2008) Study of wire electrolytic-spark hybrid machining of silicon solar wafer and surface characteristics. In: 2nd Electronics System Integration Technology Conference, Greenwich, UK. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc, Piscataway, NJ, USA, pp. 593-596. ISBN 978-1-4244-2813-7 (Print), 978-1-4244-2814-4 (Electronic) (doi:https://doi.org/10.1109/ESTC.2008.4684417)

electronic control unit, thermal management, metal matrix composites, thermal conductive polymer, thermal interface material

Mallik, Sabuj, Ekere, Ndy, Best, Chris and Bhatti, Raj (2011) Investigation of thermal management materials for automotive electronic control units. Applied Thermal Engineering, 31 (2-3). pp. 355-362. ISSN 1359-4311 (doi:https://doi.org/10.1016/j.applthermaleng.2010.09.023)

emulsions, flow, water

Ekere, Ndy, Mallik, Sabuj, Durairaj, Rajkumar and Marks, Antony (2007) A study of the rheological properties of lead free solder paste formulations used for flip-chip interconnection. 32nd IEEE/CPMT International Electronic Manufacturing Technology Symposium. IEEE/CPM International Electronics Manufacturing Technology Symposium . IEEE, New York, USA, pp. 165-171. ISBN 9781424413355 (doi:https://doi.org/10.1109/IEMT.2007.4417065)

fatigue failure, finite element analysis, life prediction, thermal fatigue

Otiaba, Kenny C., Bhatti, R.S., Ekere, N.N., Mallik, S. and Ekpu, M. (2012) Finite element analysis of the effect of silver content for Sn–Ag–Cu alloy compositions on thermal cycling reliability of solder die attach. Engineering Failure Analysis, 28. pp. 192-207. ISSN 1350-6307 (doi:https://doi.org/10.1016/j.engfailanal.2012.10.008)

flip-chip assembly, isotropic conductive adhesives, (ICA), reliability modelling

Stoyanov, Stoyan ORCID: 0000-0001-6091-1226 , Bailey, Christopher ORCID: 0000-0002-9438-3879 , Kay, Robert, Durairaj, Rajkumar, Hendriksen, Mike, Desmuilliez, Marc and Ekere, Ndy (2004) Assembly and reliability of isotropic conductive adhesives for fine pitch flip-chip applications. In: TMS 2004 133rd TMS Annual Meeting & Exhibition 2004, 14-18 Mar 2004, Charlotte, North Carolina, USA. (Unpublished)

high temperature electronics, solder joint reliability, surface mount components, thermal cycling, fatigue failure

Amalu, E.H., Ekere, N.N., Bhatti, R.S., Mallik, S., Takyi, G. and Ibhadode, A.O.A. (2011) Numerical investigation of thermo-mechanical behaviour of ball grid array solder joint at high temperature excursion. Advanced Materials Research, 367. pp. 287-292. ISSN 1662-8985 (Print), 1022-6680 (Online) (doi:https://doi.org/10.4028/www.scientific.net/AMR.367.287)

integrated circuits, interconnected systems, soldering, surface tension, computer-aided design of microcircuits, layout and modeling, metallization, contacts, interconnects; device isolation, Workshop procedures, Surface tension and related phenomena

Mallik, S., Bauer, R., Hübner, F. and Ekere, N.N. (2011) Evaluating print performance of Sn-Ag-Cu leadfree solder pastes used in electronics assembly process. In: International Conference on Advances in Materials and Processing Technologies (AMPT2010). AIP Conference Proceedings (1315/1). American Institute of Physics (AIP), Melville, NY, USA, pp. 33-38. ISBN 978-0-7354-0871-5 ISSN 0094-243X (doi:https://doi.org/10.1063/1.3552465)

lead-free solder paste, rheology, stencil printing

Durairaj, R., Ramesh, S., Mallik, S., Seman, A. and Ekere, N. (2009) Rheological characterisation and printing performance of Sn/Ag/Cu solder pastes. Materials and Design, 30 (9). pp. 3812-3818. ISSN 0261-3069 (doi:https://doi.org/10.1016/j.matdes.2009.01.028)

lead-free solder pastes, rheological characteristics, ageing, printing performance, flip-chip assembly,

Ekere, Ndy, Marks, Antony, Mallik, Sabuj and Durairaj, Rajkumar (2008) Effect of long-term aging on the rheological characteristics and printing performance of lead-free solder pastes used for flip-chip assembly. Smart Processing Technology, 2. pp. 131-134.

lead-free soldering

Bernasko, P.K., Mallik, S., Ekere, N.N., Seman, A. and Tayki, G. (2010) Effect of reflow profile and thermal cycle ageing on the intermetallic formation and growth in lead-free soldering. In: Electronics Packaging Technology. Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 986-990. ISBN 978-1-4244-5100-5 (electronic), 978-1-4244-5099-2 (print) (doi:https://doi.org/10.1109/EPTC.2009.5416398)

lead-free soldering, new solder paste formulation, flip chip assembly, ultra-fine pitch assembly, wall-slip, creep-recovery, rheological characterisation,

Ekere, N and Mallik, Sabuj (2008) A methodology for characterising new lead-free solder paste formulations used for flip-chip assembly applications. In: Kobayashi, Akira, (ed.) Smart processing technology: SPT '07. High Temperature Society of Japan, Ibaraki, Japan, pp. 59-64.

lead-free, solder paste, rheology, viscosity, wall-slip, stencil printing process

Durairaj, R., Man, Lam Wai, Ekere, N.N. and Mallik, S. (2010) The effect of wall-slip formation on the rheological behaviour of lead-free solder pastes. Materials and Design, 31 (3). pp. 1056-1062. ISSN 0261-3069 (doi:https://doi.org/10.1016/j.matdes.2009.09.051)

linear visco-elastic, solder paste, isotropic conductive adhesives, flip-chip, rheology, lead-free,

Durairaj, R., Mallik, S., Seman, A., Marks, A. and Ekere, N.N. (2009) Rheological characterisation of solder pastes and isotropic conductive adhesives used for flip-chip assembly. Journal of Materials Processing Technology, 209 (8). pp. 3923-3930. ISSN 0924-0136 (doi:https://doi.org/10.1016/j.jmatprotec.2008.09.013)

metal matrix composites, thermal management, thermal interface material

Mallik, S. and Ekere, N. (2013) Metal matrix composites as thermal management materials for automotive applications. In: Magagnin, Luca, (ed.) Engineered Metal Matrix Composites: Forming Methods, Material Properties and Industrial Applications. Nova Science Publishers, Inc., New York, USA, pp. 113-126. ISBN 9781620817193

microelectronics, thermal efficiency, heat sink geometry, aluminium, copper

Ekpu, Mathias, Bhatti, Raj, Ekere, Ndy, Mallik, Sabuj, Amalu, Emeka and Otiaba, Kenny (2011) Investigation of effects of heat sinks on thermal performance of microelectronic package. In: 3rd IEEE International Conference on Adaptive Science and Technology (ICAST 2011): Proceedings. IEEE Conference Publications . Institute of Electrical and Electronic Engineers, Inc., Piscataway, NJ, USA, pp. 127-132. ISBN 9781467307581 (doi:https://doi.org/10.1109/ICASTech.2011.6145164)

multi-scale computational simulations, adhesive flows

Glinski, G.P., Bailey, C. ORCID: 0000-0002-9438-3879 , Durairaj, R. and Ekere, N.N. (2002) Rheological characterization and multi-scale computational simulations of electrically conductive adhesive flows. In: IMAPS - Europe Cracow 2002, 16-18 June 2002, Cracow, Poland.

nonlinear flow, rheology, suspension, solder paste, viscoelasticity

Mallik, Sabuj, Chan, Erica Hiu Laam and Ekere, Ndy (2012) Nonlinear Viscoelastic Characteristics of Sn-Ag-Cu Solder Pastes Used in Electronics Assembly Applications. Journal of Materials Engineering and Performance, 22 (4). pp. 1186-1193. ISSN 1059-9495 (Print), 1544-1024 (Online) (doi:https://doi.org/10.1007/s11665-012-0360-7)

plasma-treated hot air solder level (HASL), printed circuit boards (PCBs), auger chemical analysis

Takyi, G. and Ekere, N.N. (2010) Investigation of the effect of nitrogen and air atmospheres on solder wettability of plasma-treated HASL finish PCBs. Soldering and Surface Mount Technology, 22 (3). pp. 17-21. ISSN 0954 0911 (doi:https://doi.org/10.1108/09540911011054154)

power electronics, high temperature electronics, flip chip, Pb-free solder, intermetallic compound, microelectronics reliability, fatigue failures, solder joint

Amalu, Emeka H. and Ekere, Ndy N. (2011) High temperature reliability of lead-free solder joints in a flip chip assembly. Journal of Materials Processing Technology, 212 (2). pp. 471-483. ISSN 0924-0136 (doi:https://doi.org/10.1016/j.jmatprotec.2011.10.011)

reflow profile, lead-free soldering, solder joint integrity, flip chip, miniaturization

Amalu, Emeka H., Lui, Y.T., Ekere, Ndy, Bhatti, R.S. and Takyi, G. (2011) Investigation of the effects of reflow profile parameters on lead-free solder bump volumes and joint integrity. In: AIP Conference Proceedings. American Institute of Physics, Melville, NY, USA, pp. 639-644. (doi:https://doi.org/10.1063/1.3552519)

rheological behaviour, solder pastes, flip-chip assembly applications,

Mallik, Sabuj, Ekere, Ndy, Marks, Antony, Seman, Anton and Durairaj, Rajkumar (2008) Modelling of the time-dependent flow behaviour of lead-free solder pastes used for flip-chip assembly applications. In: 2008 2nd Electronics System-Integration Technology Conference. Institute of Electrical and Electronics Engineers, New York, USA, pp. 1219-1224. ISBN 9781424428137 (doi:https://doi.org/10.1109/ESTC.2008.4684527)

rheological behaviours, solder pastes, printing performance

Mallik, Sabuj, Thieme, Jens, Bauer, R., Ekere, Ndy, Seman, Anton, Bhatti, Rajinderpal and Durairaj, Rajkumar (2010) Study of the rheological behaviour of Sn-Ag-Cu solder pastes and their correlation with printing performance. In: EPTC 2009 Proceedings of 2009 11th Electronics Packaging Technology Conference. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 869-874. ISBN 978-1-4244-5099-2 (Print), 978-1-4244-5100-5 (e-ISBN) (doi:https://doi.org/10.1109/EPTC.2009.5416423)

rheology, solder paste, thixotropy , stretched exponential model

Mallik, Sabuj, Ekere, Ndy, Seman, Anton and Durairaj, Rajkumar (2009) Modelling the time-dependent behaviour of solder pastes used in the electronics assembly applications. In: 11th Electronic Material and Packaging Conference (EMAP 2009), 1-2 Dec 2009, Penang, Malaysia. (Unpublished)

rheology, solder pastes, stencils

Durairaj, R., Jackson, G.J., Ekere, N.N., Glinski, G. and Bailey, C. ORCID: 0000-0002-9438-3879 (2002) Correlation of solder paste rheology with computational simulations of the stencil printing process. Soldering and Surface Mount Technology, 14 (1). pp. 11-17. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540910210416422)

solder die attach, voids and thermal resistance

Otiaba, K.C., Bhatti, R.S., Ekere, N.N., Ekpu, M. and Adeyemi, J. (2011) Comparative study of the effects of coalesced and distributed solder die attach voids on thermal resistance of packaged semiconductor device. In: Collection of Papers Presented at the 17th International Workshop on THERMal INvestigation of ICs and Systems (THERMINIC' 2011). EDA Publishing Association, Grenoble, France, pp. 115-119. ISBN 9782355000188

solder joint, inter-metallic compound (IMC), flip chip (FC), accelerated temperature cycle (ATC), finite element analysis (FEA), printed circuit boards (PCBs)

Amalu, E.H, Ekere, N.N. and Aminu, G. (2011) Effects of inter-metallic compound on high temperature reliability of flip chip interconnects for fine pitch applications. In: 3rd IEEE International Conference on Adaptive Science and Technology (ICAST 2011): Proceedings. IEEE Conference Publications . Institute of Electrical and Electronic Engineers, Inc., Piscataway, NJ, USA, pp. 208-213. ISBN 9781467307581 (doi:https://doi.org/10.1109/ICASTech.2011.6145173)

solder joint, interface materials, ageing

Bernasko, Peter, Mallik, Sabuj, Ekere, Ndy and Takyi, G. (2011) Evaluating the effect of pad sizes on the inter-metallic layer formation and growth for Sn-Ag-Cu solders on Cu metallization. In: International Conference on Electronics Packaging (ICEP) 2011, 13-15 April 2011, Nara Prefectural New Public Hall, Nara, Japan.

solder joints, electronics packaging, inter-metallic compounds

Salam, B. and Ekere, Ndy (2006) A study of inter-metallic compounds (IMC) formation and growth in ultra-fine pitch Sn-Ag-Cu lead-free solder joints. ESTC 2006: 1st Electronics Systemintegration Technology Conference. Institute of Electrical and Electronics Engineers, Inc., New York, pp. 988-994. ISBN 1424405521 (doi:https://doi.org/10.1109/ESTC.2006.280131)

solder paste, flux, creep, viscosity, quality control, rheology

Durairaj, Rajkumar, Mallik, Sabuj and Ekere, Ndy (2008) Solder paste characterisation: towards the development of quality control (QC) tool. Soldering & Surface Mount Technology, 20 (3). pp. 34-40. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540910810885705)

solder paste, flux, particle size measurement, creep, lead, rheology

Marks, Antony, Ekere, Ndy, Mallik, Sabuj and Bhatti, Rajinderpal (2011) Effect of particle size distribution (PSD) and flux medium on the creep recovery performance of lead-free solder pastes. Soldering and Surface Mount Technology, 23 (2). pp. 75-84. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120140)

solder paste, lead, slip, creep, rheology

Mallik, Sabuj, Ekere, Ndy, Durairaj, Rajkumar and Marks, Antony (2008) An investigation into the rheological properties of different lead-free solder pastes for surface mount applications. Soldering & Surface Mount Technology, 20 (2). pp. 3-10. ISSN 0954-0911 (doi:1108/09540910810871511)

solder paste, rheological characterization, simulation, particles

Durairaj, Rajkumar, Ekere, Ndy, Salam, B., Jackson, G. and He, Da (2003) Monte Carlo study of solder paste microstructure and ultra-fine-pitch stencil printing. Journal of Materials Science: Materials in Electronics, 14 (8). pp. 501-506. ISSN 0957-4522 (doi:https://doi.org/10.1023/A:1023929119055)

solder paste, viscosity, flipchips, rheology, rheological characterisation, lead-free, stencil printing, viscoelasticity.

Mallik, S., Schmidt, M., Bauer, R. and Ekere, N.N. (2010) Evaluating solder paste behaviours through rheological test methods and their correlation to the printing performance. Soldering & Surface Mount Technology, 22 (4). pp. 42-49. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911011076871)

solder pastes,

Ekere, Ndy, Durairaj, Rajkumar, Mallik, Sabuj, Marks, Antony, Bauer, R. and Winter, M. (2006) Rheological characterisation of new lead-free solder paste formulations for flip-chip assembly. ESTC 2006: 1st Electronics Systemintegration Technology Conference. Institute of Electrical and Electronics Engineers, Inc., New York, pp. 995-1000. ISBN 1424405521 (doi:https://doi.org/10.1109/ESTC.2006.280132)

solder pastes, isotropic conductive adhesives,

Durairaj, R., Mallik, S., Seman, A., Marks, A. and Ekere, N.N. (2008) Viscoelastic properties of solder paste and isotropic conductive adhesives used for flip-chip assembly. In: Electronic Manufacturing Technology Symposium (IEMT), 2008 33rd IEEE/CPMT International. Institute of Electrical and Electronics Engineers, Inc., Piscataway, N.J., USA, pp. 1-8. ISBN 9781424433926 (print), 9781424433933 (electronic) ISSN 1089-8190 (doi:https://doi.org/10.1109/IEMT.2008.5507801)

solder pastes, isotropic conductive adhesives, rheology, thixotropy, viscosity

Durairaj, Rajkumar, Man, Lam Wai, Mallik, Sabuj and Ekere, Ndy (2009) Thixotropic studies of lead-based solder, lead-free solder and conductive adhesive pastes. In: 11th Electronic Material and Packaging Conference (EMAP), 1-3 Dec 2009, Penang, Malaysia. (Unpublished)

solder pastes, lead-free, stretched exponential model, flux, rheology, time-dependent behaviors

Mallik, S., Ekere, N.N. and Bhatti, R. (2010) Empirical modeling of the time-dependent structural build-up of lead-free solder pastes used in the electronics assembly applications. Journal of ASTM International, 7 (9). ISSN 1546-962X (doi:https://doi.org/10.1520/JAI103043)

stencil printing, Pb-free solder, reflow profile, solder deposit, transfer efficiency, surface mount packages

Amalu, E.H., Lau, W.K., Ekere, N.N., Bhatti, R.S., Mallik, S., Otiaba, K.C. and Takyi, G. (2011) A study of SnAgCu solder paste transfer efficiency and effects of optimal reflow profile on solder deposits. Microelectronic Engineering, 88 (7). pp. 1610-1617. ISSN 0167-9317 (doi:https://doi.org/10.1016/j.mee.2011.02.104)

stencil printing, solder paste, design of experiments

Mallik, Sabuj and Ekere, Ndy (2011) Investigating the effects of area ratio and aspect ratio on stencil printing process used in the electronics assembly line. In: International Conference on Electronics Packaging (ICEP) 2011, 13-15 April 2011, Nara Prefectural New Public Hall, Nara, Japan.

thermal management materials, heat sink, thermal conductivity, coefficient of thermal expansion, density, cost, Al/SiC

Ekpu, Mathias, Bhatti, Raj, Ekere, Ndy and Mallik, Sabuj (2011) Advanced thermal management materials for heat sinks used in microelectronics. In: EMPC-2011: 18th European Microelectronics and Packaging Conference. IEEE Conference Publications . Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 1-8. ISBN 9781467306942

thermal management, electronic control unit, materials, processing technology

Otiaba, K.C., Ekere, N.N., Amalu, E.H., Bhatti, R.S. and Mallik, S. (2012) Thermal management materials for electronic control unit: trends, processing technology and R and D challenges. Advanced Materials Research, 367. pp. 301-307. ISSN 1022-6680 (Print), 1662-8985 (Online) (doi:https://doi.org/10.4028/www.scientific.net/AMR.367.301)

Otiaba, K.C., Ekere, N.N., Amalu, E.H., Bhatti, R.S. and Mallik, S. (2010) Thermal management materials for electronic control unit: trends, processing technology and R&D challenges. In: International Conference on Engineering Research & Development: Advances in Engineering Science & Technology, 7-9 September 2010, Benin City, Africa.

thermal, interface, automotive, electronic unit

Otiaba, K.C., Ekere, N.N., Bhatti, R.S., Mallik, S., Alam, M.O. and Amalu, E.H. (2011) Thermal interface materials for automotive electronic control unit: Trends, technology and R&D challenges. Microelectronics Reliability, 51 (12). pp. 2031-2043. ISSN 0026-2714 (doi:https://doi.org/10.1016/j.microrel.2011.05.001)

under-hood automotive ambient, electronic control unit (ECU), Euro 6 standard, thermal interface materials (TIMs), nanotechnology, carbon nanotubes (CNTs), carbon nanofibres (CNFs), chemical vapour deposition (CVD)

Otiaba, K.C., Ekere, N.N., Bhatti, R.S., Mallik, S. and Amalu, E.H. (2011) Emerging nanotechnology-based thermal interface materials for automotive electronic control unit application. In: Microelectronics and Packaging. Institute of Electrical and Electronic Engineers, Inc, Piscataway, NJ, USA, pp. 1-8. ISBN 978-1-4673-0694-2 (print)

wall-slip behavior, solder pastes, isotropic conductive adhesives

Durairaj, R., Man, Lam Wai, Ramesh, S., Wea, Lim Chia, Leng, Eu Poh, Ekere, N.N., Mallik, S. and Seman, A. (2009) Investigation of wall-slip effect on lead-free solder paste and isotropic conductive adhesives. In: Electronics Packaging Technology Conference, 2009. EPTC '09. Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 422-426. ISBN 978-1-4244-5099-2 (print), 978-1-4244-5100-5 (e-ISBN) (doi:https://doi.org/10.1109/EPTC.2009.5416511)

wall-slip effects, solder pastes, electronics assembly applications

Mallik, S., Ekere, N.N., Durairaj, R., Marks, A.E. and Seman, A. (2009) Wall-slip effects in SnAgCu solder pastes used in electronics assembly applications. Materials & Design, 30 (10). pp. 4502-4506. ISSN 0261-3069 (doi:https://doi.org/10.1016/j.matdes.2009.05.028)

x-rays, diffraction experiments

Hoo, Nick, Jackson, Gavin, Hendriksen, Mike, Lu, Hua ORCID: 0000-0002-4392-6562 , Durairaj, Rajkumar, Bailey, Chris ORCID: 0000-0002-9438-3879 , Ekere, Ndy and Wright, Jonathon (2004) In-situ synchrotron x-ray diffraction during melting and solidification of a lead-free solder paste. In: TMS 2004 133rd TMS Annual Meeting & Exhibition 2004, 14-18 Mar 2004, Charlotte, North Carolina, USA. (Unpublished)