Browsing by Author "Marasli, N."
Now showing items 1-20 of 32
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Dependence of Electrical Resistivity on Temperature and Sn Content in Pb-Sn Solders
Cadirli, E.; Boyuk, U.; Kaya, H.; Marasli, N.; Aksoz, S.; Ocak, Y. (SPRINGER, 2011)Pb(100-x)-Sn-x solders (x = 5 wt.%, 10 wt.%, 20 wt.%, 35 wt.%, 50 wt.%, 60 wt.%, 61.9 wt.%, and 95 wt.%) were directionally solidified upward with a constant growth rate (V = 37.4 mu m/s) in a temperature gradient (G = 4.8 ... -
The Dependence of Lamellar Spacings and Microhardness on the Growth Rate in the Directionally Solidified Bi-43 wt.% Sn Alloy at a Constant Temperature Gradient
Cadirli, E.; Kaya, H.; Marasli, N. (KOREAN INST METALS MATERIALS, 2009)Bi-43 wt.% Sn eutectic samples were directionally solidified upward with five different growth rates (V = 8.3-164.8 mu m/s) at a constant temperature gradient (G = 3.55 K/mm) in a Bridgman type directional solidification ... -
Dependency of microindentation hardness on solidification processing parameters and cellular spacing in the directionally solidified Al based alloys
Kaya, H.; Guenduez, M.; Cadirli, E.; Marasli, N. (ELSEVIER SCIENCE SA, 2009)Al based alloys (Al-0.1 wt.%Ti, Al-05 wt.%Ti and Al-2 wt.%Li) were prepared using metals of 99.99% high purity in the vacuum atmosphere. These alloys were directionally solidified upward with the different temperature ... -
Dependency of Microstructural Parameters and Microindentation Hardness on the Temperature Gradient in the In-Bi-Sn Ternary Alloy with a Low Melting Point
Kaya, H.; Boyuk, U.; Cadirli, E.; Ocak, Y.; Akbulut, S.; Keslioglu, K.; Marasli, N. (KOREAN INST METALS MATERIALS, 2008)The ternary alloy In-21.5 at.% Bi-17.8 at.% Sn, which has a melting point of 60 degrees C, was directionally solidified upward with a constant growth rate (V = 3.2 mu m/s) and different temperature gradients (G = 0.91 K/mm ... -
Dependency of the thermal and electrical conductivity on the temperature and composition of Cu in the Al based Al-Cu alloys
Aksoz, S.; Ocak, Y.; Marasli, N.; Cadirli, E.; Kaya, H.; Boyuk, U. (ELSEVIER SCIENCE INC, 2010)The variations of thermal conductivity with temperature for Al-[x] wt.% Cu, x = 3, 6, 15 and 24 alloys were measured by using a radial heat flow apparatus. The variations of electrical conductivity of solid phases versus ... -
Determination of Interfacial Energies for Solid Al Solution in Equilibrium with Al-Cu-Ag Liquid
Keslioglu, K.; Ocak, Y.; Aksoz, S.; Marasli, N.; Cadirli, E.; Kaya, H. (KOREAN INST METALS MATERIALS, 2010)The equilibrated grain boundary groove shapes of a solid Al solution in equilibrium with Al-Cu-Ag liquid were observed from a quenched sample using a radial heat flow apparatus. The Gibbs-Thomson coefficient, solid-liquid ... -
Determination of interfacial energies of solid Sn solution in the In-Bi-Sn ternary alloy
Akbulut, S.; Ocak, Y.; Marasli, N.; Keslioglu, K.; Kaya, H.; Cadirli, E. (ELSEVIER SCIENCE INC, 2009)The equilibrated grain boundary groove shapes of solid Sn solution (Sn-40.14 at.% In-16.11 at.% Bi) in equilibrium with the In-Bi-Sn liquid (In-21.23 at.% Bi-19.04 at.% Sn) were observed from the quenched sample at 59 ... -
Determination of solid-liquid interfacial energies in the In-Bi-Sn ternary alloy
Akbulut, S.; Ocak, Y.; Marasli, N.; Keslioglu, K.; Kaya, H.; Cadirli, E. (IOP PUBLISHING LTD, 2008)The equilibrated grain boundary groove shapes of solid In(2)Bi solution in equilibrium with the In-Bi-Sn eutectic liquid were observed from a quenched sample at 59 degrees C. The Gibbs-Thomson coefficient, solid-liquid ... -
Directional solidification of Al-Cu-Ag alloy
Boyuk, U.; Marasli, N.; Kaya, H.; Cadirli, E.; Keslioglu, K. (SPRINGER HEIDELBERG, 2009)Al-Cu-Ag alloy was prepared in a graphite crucible under a vacuum atmosphere. The samples were directionally solidified upwards under an argon atmosphere with different temperature gradients (G=3.99-8.79 K/mm), at a constant ... -
The effect of growth rate on microstructure and microindentation hardness in the In-Bi-Sn ternary alloy at low melting point
Cadirli, E.; Boyuk, U.; Kaya, H.; Marasli, N.; Keslioglu, K.; Akbulut, S.; Ocak, Y. (ELSEVIER SCIENCE SA, 2009)In-21.5 at.% Bi-17.8 at.% Sn ternary alloy which has 333 K melting point was directionally solidified upward with a constant temperature gradient (G = 0.91 K/mm) in a wide range of growth rates (3.2-157.1 mu m/s) with a ... -
Effect of solidification parameters on the microstructure of directionally solidified Sn-Bi-Zn lead-free solder
Cadirli, E.; Boyuk, U.; Kaya, H.; Marasli, N. (KOREAN INST METALS MATERIALS, 2012)Sn-Bi-Zn lead free solder alloy was directionally solidified upward at a constant temperature gradient (G=3.99 K/mm) with a wide range of growth rates (8.3-478.6 mu m/s) and at a constant growth rate (V=8.3 mu m/s) with a ... -
Effect of solidification processing parameters on the cellular spacings in the Al-0.1 wt% Ti and Al-0.5 wt% Ti alloys
Gunduz, M.; Kaya, H.; Cadirli, E.; Marasli, N.; Keslioglu, K.; Saatci, B. (ELSEVIER SCIENCE SA, 2007)The aim of this work is to investigate the relationship between solidification processing parameters (temperature gradient, G, growth rate, V, and cooling rate T), and cellular spacing, lambda, in the Al-0.1 wt% Ti and ... -
Effects of growth rate and temperature gradient on the microstructure parameters in the directionally solidified succinonitrile-7.5 wt.% carbon tetrabromide alloy
Marasli, N.; Keslioglu, K.; Arslan, B.; Kaya, H.; Cadirli, E. (ELSEVIER SCIENCE SA, 2008)Succinonitrile (SCN)-7.5 wt.% carbon tetrabromide (CTB) alloy was unidirectionally solidified with a constant growth rate (V = 33 mu m/s) at five different temperature gradients (G = 4.1-7.6 K/mm) and with a constant ... -
Experimental determination of interfacial energies for Ag2Al solid solution in the CuAl2-Ag2Al system
Ocak, Y.; Akbulut, S.; Keslioglu, K.; Marasli, N.; Cadirli, E.; Kaya, H. (IOP PUBLISHING LTD, 2009)The equilibrated grain boundary groove shapes of solid solution Ag2Al in equilibrium with an Al-Cu-Ag liquid were observed from a quenched sample with a radial heat flow apparatus. The Gibbs-Thomson coefficient, solid-liquid ... -
Experimental determination of solid-solid and solid-liquid interfacial energies of solid epsilon (CuZn5) in the Zn-Cu alloy
Kaygisiz, Y.; Akbulut, S.; Ocak, Y.; Keslioglu, K.; Marasli, N.; Cadirli, E.; Kaya, H. (ELSEVIER SCIENCE SA, 2009)The equilibrated grain boundary groove shapes of solid epsilon; (CuZn5) in equilibrium with Zn-1.75 at.% Cu peritectic liquid and solid epsilon (CuZn5) in equilibrium with solid Zn solution (Zn-2.83 at.% Cu) were observed ... -
Experimental investigation of the effect of solidification processing parameters on the rod spacings in the Sn-1.2 wt.% Cu alloy
Cadirli, E.; Boyuk, U.; Engin, S.; Kaya, H.; Marasli, N.; Ulgen, A. (ELSEVIER SCIENCE SA, 2009)Sn-1.2 wt.% Cu alloy was prepared in a graphite crucible under the vacuum atmosphere. The samples were directionally solidified upwards under argon atmosphere with different temperature gradients (G = 2.69-8.88 K/mm) at a ... -
Influence of growth rate on microstructure, microhardness, and electrical resistivity of directionally solidified Al-7 wt% Ni hypo-eutectic alloy
Kaya, H.; Boyuk, U.; Cadirli, E.; Marasli, N. (KOREAN INST METALS MATERIALS, 2013)Al-7 wt% Ni alloy was directionally solidified upwards with different growth rates, V (8.3-489.5 mu m/s) at constant temperature gradient, G (4.2 K/mm) using a Bridgman-type growth apparatus. The dependence of the dendritic ... -
Interfacial energies of solid CuAl2 in the CuAl2-Ag2Al pseudo binary alloy
Ocak, Y.; Aksoz, S.; Keslioglu, K.; Marasli, N.; Cadirli, E.; Kaya, H. (ELSEVIER SCIENCE SA, 2010)Gibbs-Thomson coefficient, solid-liquid interfacial energy and grain boundary energy are important parameters for people doing comparisons between experimentally observed solidification morphology and predictions from ... -
Interfacial energy of solid In2Bi intermetallic phase in equilibrium with In-Bi eutectic liquid at 72 degrees C equilibrating temperature
Akbulut, S.; Ocak, Y.; Marasli, N.; Keslioglu, K.; Boeyuek, U.; Cadirli, E.; Kaya, H. (ELSEVIER SCIENCE INC, 2008)A radial temperature gradient on the sample was established by heating from centre with a single heating wire and cooling the outside of sample at -10 degrees C with a heating/refrigerating circulating bath containing an ... -
Investigation of directional solidified Al-Ti alloy
Kaya, H.; Cadirli, E.; Boyuk, U.; Marasli, N. (ELSEVIER SCIENCE BV, 2009)Al-1 wt% Ti alloy was directionally solidified upwards under argon atmosphere under the two conditions; with different temperature gradients (G = 2.20-5.82 K/mm) at a constant growth rate (V = 8.30 mu m/s) and with different ...
