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Toplam kayıt 3199, listelenen: 3151-3160
An automata networks based preprocessing technique for artificial neural network modelling of primary production levels in reservoirs
(Elsevier, 2007)
Primary production in lakes and reservoirs develops as a result of complex reactions and interactions. Artificial neural networks (ANN) emerges as an approach in quantification of primary productivity in reservoirs. Almost ...
Effect of intracanal medication with calcium hydroxide and 1% chlorhexidine in endodontic retreatment cases with periapical lesions: An in vivo study
(Elsevier Singapore Pte Ltd, 2007)
Background/Purpose: Calcium hydroxide (Ca(OH)(2)) has been widely used as an intracanal medicament for endodontic retreatment, but very few studies used both Ca(OH)(2) and 1% chlorhexidine (CHX) as intracanal medicaments. ...
Prevalence of coeliac disease in patients with autoimmune thyroiditis in a Turkish population
(W J G Press, 2007)
AIM: To investigate the prevalence of coeliac disease in a series of Turkish patients with autoimmune thyroiditis. METHODS: Sera from 136 consecutive patients with newly diagnosed autoimmune thyroiditis and 119 healthy ...
Thermal properties and crystallinity of thermotropic liquid crystalline copolyesters prepared from poly(ethylene terephtalate) (PET) and rigid aromatic units
(Taylor & Francis Inc, 2007)
A series of copolyesters were synthesized by rnelt-polycondensation reaction of poly(ethylene terephtalate) (PET) with various proportions of equimolar compositions of p-acetoxybenzoic acid (p-ABA), hydroquinone diacetate ...
Is there a relationship among age, international index of erectile function, international prostate symptom score, and aging males' symptoms score?
(Springer, 2007)
Purpose To investigate the relationship among the International Index of Erectile Function (IIEF), International Prostate Symptom Score (IPSS), and Aging Males' Symptoms (AMS) scale scores in various age groups of males. ...
Cerebellum progesterone concentration decreased in canine distemper virus infection
(Elsevier Sci Ltd, 2007)
Progesterone has neuroprotective effects including augmentation of myelination in the central and peripheral nervous system. This study was designed to determine if demyelinating lesions in the cerebellum resulting from ...
The effects of zinc nitrate, zinc acetate and zinc chloride precursors on investigation of structural and optical properties of ZnO thin films
(Elsevier Science Sa, 2008)
ZnO thin films were prepared using zinc chloride, zinc acetate and zinc nitrate precursors by spray pyrolysis technique oil glass substrates at 550 degrees C. Structural and optical properties of ZnO films were investigated ...
Chitosan-grafted poly(hydroxyethyl methacrylate-co-glycidyl methacrylate) membranes for reversible enzyme immobilization
(Wiley, 2007)
Epoxy group-contain g poly(hydroxyethyl methacrylate/glycidyl methacrylate), p(HEMA/GMA), membrane was prepared by UV initiated photopolymerization. The membrane was grafted with chitosan (CH) and some of them were chelated ...
An adaptive control application in a large thermal combined power plant
(Pergamon-Elsevier Science Ltd, 2007)
In this paper, an adaptive controller was applied to a 765 MW large thermal power plant to decrease operating costs, increase quality of generated electricity and satisfy environmental concerns. Since power plants may ...
The relationship between occupations and head and neck cancers
(Natl Med Assoc, 2007)
Objective: The objective of this study was to investigate the relationship between occupation and head and neck cancers. Patients and Methods: In this case-control study, 206 Turkish patients with head and neck cancers ...