Articles

21

E.Konca, K.Tur, Investigation of the Effects of Austenitizing Temperature on the Austempering Behavior of EN-GJS- 600-3 Spheroidal Graphite Cast Iron, Konya Mühendislik Bilimleri Dergisi, 8 (3), (2020), p706-722. https://doi.org/10.36306/konjes.705209 (in Turkish)

20

E.Konca, Production of 20 mm Thick API PSL 2 X60 and X70 Grade Plates from a Nb-Ti Microalloyed Steel, Hittite Journal of Science & Engineering, 7(2), (2020), p149-155. DOI: 10.17350/HJSE19030000183

19

E. Konca, A Comparison of the Ballistic Performances of Various Microstructures in MIL-A-12560 Armor Steel. Metals (2020), 10, 446. https://doi.org/10.3390/met10040446

18

E.S. Guler, E. Konca, I. Karakaya, Investigation of the tribological behaviour of electrocodeposited Ni-MoS2 composite coatings, International Journal of Surface Science and Engineering, vol. 11, No:5 (2017) 418-432, doi: 10.1504/IJSURFSE.2017.10009220

17

E. Konca, K.Tur, E.Koç, Effects of Alloying Elements (Mo, Ni, and Cu) on the Austemperability of GGG-60 Ductile Cast Iron, Metals, Vol 7 Issue 8 (2017) 320,  doi:10.3390/met7080320

16

E.S. Guler, E. Konca, I. Karakaya, Effects of current density, coating thickness, temperature, pH and particle concentration on internal stress during Ni–MoS2 electrocodeposition, Surface Engineering, vol. 30 Issue 2 (2014), pp. 109-114, doi: 10.1179/1743294413Y.0000000223

15

E.S. Guler, E. Konca, I. Karakaya, Effect of Electrodeposition Parameters on the Current Density of Hydrogen Evolution Reaction in Ni and Ni-MoS2 Composite Coatings, International Journal of Electrochemical Science,  vol. 8, Issue: 4, (2013) pp. 5496-5505

14

A. Kothari, S. Hub, Z. Xia, E. Konca, B.W. Sheldon, Enhanced fracture toughness in carbon-nanotube-reinforced amorphous silicon nitride nanocomposite coatings, ACTA MATERIALIA  vol. 60   Issue: 8  (2012) pp. 3333-3339. https://doi.org/10.1016/j.actamat.2012.02.046 

13

A.K. Kothari, E. Konca, B.W. Sheldon, K. Jian, H. Li, Z. Xia, W. Ni, R. Hurt, Mechanical behavior of anodic alumina coatings reinforced with carbon nanofibers, J. Mater. Sci. (2009) 44:6020–6027, doi 10.1007/s10853-009-3811-2

12

X. Xiao, B.W. Sheldon, E. Konca, L.C. Lev, M.J. Lukitsch, The failure mechanism of chromium as the interlayer to enhance the adhesion of nanocrystalline diamond coatings on cemented carbide, Diam. Relat. Mater. 18 (2009) 1114–1117, doi:10.1016/j.diamond.2009.02.012

11

J.M. Dasch, C.C. Ang, C.A.Wong, R.A.Waldo, D. Chester, Y.T. Cheng, B.R. Powell, A.M.Weiner, E. Konca, The effect of free-machining elements on dry machining of B319 aluminum alloy, J. Mater. Process. Technol., 209 (2009) 4638–4644, doi:10.1016/j.jmatprotec.2008.11.041

10

E. Konca, Y. -T. Cheng, A. M. Weiner, J. M. Dasch, A. T. Alpas, The Role of Hydrogen Atmosphere on the Tribological Behavior of Non-Hydrogenated DLC Coatings against Aluminum, Tribol. Trans., 50 (2007) 178-186, doi: 10.1080/10402000701260906

9

E. Konca, Y.-T. Cheng, A.T. Alpas, Sliding wear of non-hydrogenated diamond-like carbon coatings against magnesium, Surf. Coat. Technol. 201 (2006) 4352–4356, doi:10.1016/j.surfcoat.2006.08.084

8

Y. Qi, E. Konca, A.T. Alpas, Atmospheric effects on the adhesion and friction between non-hydrogenated diamond-like carbon (DLC) coating and aluminum – A first principles investigation, Surf. Sci., 600 (2006) 2955–2965, doi:10.1016/j.susc.2006.05.008

7

E. Konca, Y.-T. Cheng, A.T. Alpas, Dry sliding behaviour of non-hydrogenated DLC coatings against Al, Cu and Ti in ambient air and argon, Diam. Relat. Mater.,15 (2006) 939 – 943, doi:10.1016/j.diamond.2005.11.030

6

E. Konca, Y.-T. Cheng, A.M. Weiner, J.M. Dasch, A.T. Alpas, Elevated temperature tribological behavior of non-hydrogenated diamond-like carbon coatings against 319 aluminum alloy, Surf. Coat. Technol., 200 (2006) 3996 – 4005, doi:10.1016/j.surfcoat.2005.02.202

5

Jean M. Dasch, Carolina C. Ang, Curtis A. Wong, Yang T. Cheng, Anita M. Weiner, Leo C. Lev, Erkan Konca, A comparison of five categories of carbon-based tool coatings for dry drilling of aluminum, Surf. Coat. Technol., 200 (2006) 2970 – 2977, doi:10.1016/j.surfcoat.2005.04.025

4

E. Konca, Y.-T. Cheng, A.M. Weiner, J.M. Dasch and A.T. Alpas, Vacuum tribological behavior of the non-hydrogenated diamond-like carbon coatings against aluminum: Effect of running-in in ambient air, Wear, 259, 1-6 (2005) 795-799, doi:10.1016/j.wear.2005.02.034

3

E. Konca, Y.-T. Cheng, A.M. Weiner, J.M. Dasch and A.T. Alpas, Effect of test atmosphere on the tribological behaviour of the non-hydrogenated diamond-like carbon coatings against 319 aluminum alloy and tungsten carbide, Surf. Coat. Technol., 200, 5-6 (2005) 1783-1791, doi:10.1016/j.surfcoat.2005.08.053

2

E. Konca, Y.T. Cheng, A. Weiner, J.M. Dasch, A. Erdemir and A.T. Alpas, Transfer of 319 Al alloy to titanium diboride and titanium nitride based (TiAlN, TiCN, TiN) coatings: effects of sliding speed, temperature and environment, Surf. Coat. Technol., 200, 7 (2005) 2260-2270, doi:10.1016/j.surfcoat.2004.10.008

1

X. Nie, L. Wang, E. Konca, A.T. Alpas, Tribological behaviour of oxide/graphite composite coatings deposited using electrolytic plasma process, Surf. Coat. Technol., 188–189 (2004) 207– 213, doi:10.1016/j.surfcoat.2004.08.025

 

 

Conference-Symposium-Congress Participation
7 Nizar Ramadan, Kazım Tur, Erkan Konca, Design and Simulation of an Apparatus for the Post-Weld Controlled Accelerated Cooling of R350HT Head Hardened Rail Joints, 3rd Iron and Steel Symposium(UDCS’17)3-5 April 2017 Karabük-TURKEY, p463-469
6 Erkan KONCA, Kazım TUR, Erkin KOÇ, Effects of Alloying Elements (Mo, Ni and Cu) on the Austemperability of GGG-60 Ductile Cast Iron, 3rd Iron and Steel Symposium(UDCS’17) 3-5 April 2017 Karabük-TURKEY, p488-493

5

Erkan Konca, Kazım Tur, Mantarı Sertleştirilmiş R350HT Raylar İçin Yakma Alın Kaynağı Sonrası Kontrollü Soğuma Parametrelerinin Belirlenmesi, 3. Uluslararası Raylı Sistemler Mühendisliği Sempozyumu (ISERSE’16), 13-15 Ekim 2016, Karabük, Türkiye, s651-658

4

 İsmail Oğuzhan Ayhan, Erkan Konca ve Kazım Tur, Mantarı Sertleştirilmiş R350HT Rayların Kaynağı, 2. Uluslararası Demir Çelik Sempozyumu (IISS’15), 1-3 Nisan 2015, Karabük, Türkiye, s704-710.

3

 Erkan Konca, Kazım Tur, Mustafa Elmadağlı, Fatih Güner, Effect of Prior Heat Treatment on the Microstructure and Mechanical Properties of Austempered AISI 4340 Steel, IMMC 2014, 17.Uluslararası Metalurji ve Malzeme Kongresi, 11-13 Eylül 2014, İstanbul,Türkiye, s533-542.
2 E.S. Guler, E. Konca, I. Karakaya, Effect of Electroplating Parameters on Internal Stress in Ni-MoS2 Composite Plating, in TMS2013 Supplemental Proceedings (ed TMS), John Wiley & Sons, Inc., (2013) pp.191-199

1

 Konca E., Cheng Y.T., Alpas A.T., Hidrojen İçermeyen Elmas Benzeri Karbon Kaplamaların Değişik Ortamlarda Alüminyuma Karşı Tribolojik Davranışı, 1.Uluslararası Yüzey İşlemleri Sempozyumu, özet kitabı s.36, İTÜ, İstanbul, 15-18 Haziran 2011

 

 

 

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