acoustic testing

Takyi, G., Amalu, E.H. and Bernasko, P.K. (2011) Effect of solder joint integrity on the thermal performance of a TEC for a 980nm pump laser module. Soldering and Surface Mount Technology, 23 (2). pp. 115-119. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120186)

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.

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)

chip resistors

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2014) Effect of reflow profile parameters on surface mount chip resistor solder joint shear strength. International Journal of Materials Science and Applications, 3 (5). pp. 254-259. ISSN 2327-2635 (Print), 2327-2643 (Online) (doi:https://doi.org/10.11648/j.ijmsa.20140305.27)

cleaning

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)

coolers

Takyi, G., Amalu, E.H. and Bernasko, P.K. (2011) Effect of solder joint integrity on the thermal performance of a TEC for a 980nm pump laser module. Soldering and Surface Mount Technology, 23 (2). pp. 115-119. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120186)

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)

flip chip

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)

high temperature electronics

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)

interface materials

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.

intermetallic compounds

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2015) Effect of intermetallic compound layer thickness on the shear strength of 1206 chip resistor solder joint. Soldering & Surface Mount Technology, 27 (1). pp. 52-58. ISSN 0954-0911 (doi:https://doi.org/10.1108/SSMT-07-2013-0019)

lasers

Takyi, G., Amalu, E.H. and Bernasko, P.K. (2011) Effect of solder joint integrity on the thermal performance of a TEC for a 980nm pump laser module. Soldering and Surface Mount Technology, 23 (2). pp. 115-119. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120186)

lead-free soldering

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)

microscopy

Takyi, G., Amalu, E.H. and Bernasko, P.K. (2011) Effect of solder joint integrity on the thermal performance of a TEC for a 980nm pump laser module. Soldering and Surface Mount Technology, 23 (2). pp. 115-119. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120186)

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)

normal probability plot

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2014) Effect of reflow profile parameters on surface mount chip resistor solder joint shear strength. International Journal of Materials Science and Applications, 3 (5). pp. 254-259. ISSN 2327-2635 (Print), 2327-2643 (Online) (doi:https://doi.org/10.11648/j.ijmsa.20140305.27)

Pb-free solder

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)

plasma physics

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)

plasma-treated hot air solder level (HASL)

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)

printed circuit boards (PCBs)

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)

printed circuits

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)

reflow parameters

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2014) Effect of reflow profile parameters on surface mount chip resistor solder joint shear strength. International Journal of Materials Science and Applications, 3 (5). pp. 254-259. ISSN 2327-2635 (Print), 2327-2643 (Online) (doi:https://doi.org/10.11648/j.ijmsa.20140305.27)

reflow profile

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)

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)

shear strength

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2015) Effect of intermetallic compound layer thickness on the shear strength of 1206 chip resistor solder joint. Soldering & Surface Mount Technology, 27 (1). pp. 52-58. ISSN 0954-0911 (doi:https://doi.org/10.1108/SSMT-07-2013-0019)

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2014) Effect of reflow profile parameters on surface mount chip resistor solder joint shear strength. International Journal of Materials Science and Applications, 3 (5). pp. 254-259. ISSN 2327-2635 (Print), 2327-2643 (Online) (doi:https://doi.org/10.11648/j.ijmsa.20140305.27)

Sn-Ag-Cu

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2015) Effect of intermetallic compound layer thickness on the shear strength of 1206 chip resistor solder joint. Soldering & Surface Mount Technology, 27 (1). pp. 52-58. ISSN 0954-0911 (doi:https://doi.org/10.1108/SSMT-07-2013-0019)

solder

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2015) Effect of intermetallic compound layer thickness on the shear strength of 1206 chip resistor solder joint. Soldering & Surface Mount Technology, 27 (1). pp. 52-58. ISSN 0954-0911 (doi:https://doi.org/10.1108/SSMT-07-2013-0019)

Takyi, G., Amalu, E.H. and Bernasko, P.K. (2011) Effect of solder joint integrity on the thermal performance of a TEC for a 980nm pump laser module. Soldering and Surface Mount Technology, 23 (2). pp. 115-119. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120186)

solder deposit

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)

solder joint

Bernasko, Peter K., Mallik, Sabuj and Takyi, G. (2014) Effect of reflow profile parameters on surface mount chip resistor solder joint shear strength. International Journal of Materials Science and Applications, 3 (5). pp. 254-259. ISSN 2327-2635 (Print), 2327-2643 (Online) (doi:https://doi.org/10.11648/j.ijmsa.20140305.27)

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 joint integrity

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)

solder joint reliability

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)

solders

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)

stencil printing

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)

surface mount components

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)

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)

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)

thermal cycling

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)

thermoelectricity

Takyi, G., Amalu, E.H. and Bernasko, P.K. (2011) Effect of solder joint integrity on the thermal performance of a TEC for a 980nm pump laser module. Soldering and Surface Mount Technology, 23 (2). pp. 115-119. ISSN 0954-0911 (doi:https://doi.org/10.1108/09540911111120186)

transfer efficiency

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)