Ara
Toplam kayıt 3406, listelenen: 71-80
Effect of zirconium diffusion on the microstructural and superconducting properties of YBa2Cu3O7-delta superconductors
(Elsevier Science Sa, 2012)
This study reports not only the role of zirconium (Zr) diffusion on the superconducting, physical and microstructural properties of YBa2Cu3O7-delta (Y123) bulk superconductors prepared by the conventional solid-state ...
Sustainable assessment of solar hydrogen production techniques
(Pergamon-Elsevier Science Ltd, 2012)
This study addresses some technical issues related to solar hydrogen production methods. in this regard, exergy-based environmental and sustainability parameters are applied to an electrolysis process for hydrogen production. ...
Annual effective dose and concentration levels of gross alpha and beta in Turkish market tea
(Ijrr-Iranian Journal Radiation Res, 2012)
Background: Tea is one of the most popular beverages all over the world which is prepared from the leaves of a shrub camellia sinensis. Eastern Black Sea Region of Turkey which account for around 100% of all tea production ...
Purification, characterization and industrial application of the alkaline protease (akap) from Anoxybacillus kestanbolensis K4
(Elsevier Science Bv, 2012)
Bu çalışmada yeni bir proteolitik enzim izole edilmiş, saflaştırılmış ve termofilik bir bakteri olan Anoxybacillus kestanbolensis K4 ile karakterize edilmiştir . Enzim, amonyum sülfat fraksiyonasyonu, anyon değişim ...
IGECVI-special issue-Energy and exergy modeling of advance energy systems
(Pergamon-Elsevier Science Ltd, 2012)
Dear Colleagues,
Energy and exergy are unifying concepts that extend all sciences, and are of fundamental importance in issues of climate change and environment, and use of energy resources. Exergy analysis is a powerful ...
Effects of Land Management types on surface soil properties and aboveground herbaceous Biomass Production in Semihumid Region in Turkey
(Taylor & Francis Inc, 2012)
The effects of various land-use regimes on the aboveground herbaceous biomass yield and soil properties were studied in the semihumid region in Turkey. Field soil samples under the four land-use types (grassland I, grassland ...
Investıgatıon of metals ın tıssues of fısh specıes from Akyatan Lagoon
(Parlar Scientific Publications (P S P), 2012)
Heavy metal concentrations of Cd, Co, Cr, Cu, Fe, Mn, Pb, Ni and Zn in muscles, livers, gonads and gills of flathead mullet (Mugil cephalus L., 1758), golden grey mullet (Liza aurata Risso, 1810), leaping mullet (Liza ...
Exergetic and exergo-economic analysis of a turboprop engine: a case study for CT7-9C
(Inderscience Enterprises Ltd, 2012)
The turboprop engine has played an important role in short haul commuter and military transport aircraft where high speed is not critical. It may provide the aviation sector with one of the most significant means of achieving ...
Component-based exergetic measures of an experimental turboprop/turboshaft engine for propeller aircrafts and helicopters
(Inderscience Enterprises Ltd, 2012)
In this paper, component-based exergetic assessment is presented for an experimental turboprop/turboshaft engine, including comparisons and exergetic performance such as their efficiencies, improvement potentials, exergy ...
Investigation of a hybrid solar and geothermal driven absorption cooling system for district applications
(Inderscience Enterprises Ltd, 2012)
In this paper, a new hybrid geothermal and solar driven absorption cooling system (ACS) is proposed for low-temperature district energy applications. Two approaches are proposed in this study, namely: (a) a new model for ...