Browsing Araştırma Çıktıları by Publisher "ELSEVIER SCIENCE BV"
Now showing items 1-20 of 497
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8th Grade Students' Understanding Level and Misconceptions about Key Concepts of Citizenship (Sample of Kastamonu)
(ELSEVIER SCIENCE BV, 2014)The purpose of this study is to find out eight grade (age 13-14) students understanding level and misconceptions about citizenship study concepts such as citizens, judiciary, law, legislature, election, constitution, ... -
Ab initio molecular structure study of alkyl substitute analogues of Alzheimer drug phenserine: structure-activity relationships for acetyl- and butyrylcholinesterase inhibitory action
(ELSEVIER SCIENCE BV, 2005)Considerable experimental evidence suggests that phenserine and some alkyl analogues show inhibitory action against human acetylcholinesterase (AChE) and butyrylcholinesterase (BChE). The electronic structure of the newly ... -
Ab initio study of atmospheric reactions of the hydroxyl radical-water complex (OH-H2O) with saturated hydrocarbons (methane, ethane and propane)
(ELSEVIER SCIENCE BV, 2005)Weakly bound reactant and product complexes in the hydrogen abstraction reactions of the hydroxyl radical-water complex (OH-H2O) with CH4, C2H6, and C3H8 were investigated with ab initio molecular orbital methods. Molecular ... -
Abatement of nitrous oxide over natural and iron modified natural zeolites
(ELSEVIER SCIENCE BV, 2011)The natural zeolite obtained from the Sivas-Yavu region in Turkey and iron modified forms were studied for the decomposition of N(2)O and selective catalytic reduction of N(2)O with NH(3). The natural and iron modified ... -
Absolute ion hydration enthalpies from absolute hardness and some VBT relationships
(ELSEVIER SCIENCE BV, 2018)In the present work, absolute hydration enthalpies are calculated from ion absolute hardness for a series of +1 and -1 ions. The calculated values are compared with those previously reported (Housecroft, 2017) [2] and ... -
Acid phosphatase production by Rhizopus delemar: A role played in the Ni(II) bioaccumulation process
(ELSEVIER SCIENCE BV, 2010)The microbial growth and activity of acid phosphatase enzyme during the growth of Rhizopus delemar in the presence or absence of Ni(II) ions were investigated. An increase in initial Ni(II) ion concentration inhibited both ... -
Activity of the rocuronium molecule and its derivatives: A theoretical calculation
(ELSEVIER SCIENCE BV, 2019)In the present work neuromuscular blocking rocuronium drugs were studied theoretically using the HF and B3LYP methods with the 3-21G, 6-31G, 6-311G, 6-31G (d, p) and CEP-31G basis sets. The transfer integrals (t) and the ... -
Acute spinal cord injury: A review of pathophysiology and potential of non-steroidal anti-inflammatory drugs for pharmacological intervention
(ELSEVIER SCIENCE BV, 2018)Acute spinal cord injury (SCI) is one of the serious central nervous system injuries, which can lead to significant neurological impairments and a reduction in quality of life with loss in sensory and motor functions. ... -
Additive interaction of intraperitoneal dexmedetomidine and topical nimesulide, celecoxib, and DFU for antinociception
(ELSEVIER SCIENCE BV, 2007)Nimesulide, celecoxib, and DFU (5, 5-dimethyl-3-(3-fluorophenyl)-4-(4-methylsulphonyl)phenyl-2(5H)-furanone) are nonsteroidal antiinflammatory drugs (NSAIDs) with selective cyclo-oxygenase (COX)-2 blocking properties and ... -
Adsorption isotherms, kinetics, thermodynamics and desorption studies for uranium and thorium ions from aqueous solution by novel microporous composite P(HEMA-EP)
(ELSEVIER SCIENCE BV, 2013)In this research, a novel composite, poly(2-hydroxyethylmethacrylate-expanded perlite) [P(HEMA-EP)], was synthesized and its adsorptive features were investigated. P(HEMA-EP)'s adsorptive features were evaluated for UO22+ ... -
The adsorption of basic dye (Astrazon Blue FGRL) from aqueous solutions onto sepiolite, fly ash and apricot shell activated carbon: Kinetic and equilibrium studies
(ELSEVIER SCIENCE BV, 2007)In this study, sepiolite, fly ash and apricot stone activated carbon (ASAC) were used as adsorbents for the investigation of the adsorption kinetics, isotherms and thermodynamic parameters of the basic dye (Astrazon Blue ... -
Adsorption of bovine serum albumin on polyether sulfone ultrafiltration membranes: Determination of interfacial interaction energy and effective diffusion coefficient
(ELSEVIER SCIENCE BV, 2006)A systematic study on the effects of ionic environments on the adsorption and diffusion characteristics of bovine serum albumin (BSA) inside/on 100 kDa polyether sulfone (PES) membranes was carried out. Static adsorption ... -
Adsorption of o-, m- and p-nitrophenols onto organically modified bentonites
(ELSEVIER SCIENCE BV, 2011)Experiments were conducted on the adsorption characteristics of o-, m- and p-nitrophenols by organically modified bentonites at different temperatures. Two organobentonites (HDTMA-B and PEG-B) were synthesized using ... -
Adsorptive features of chitosan entrapped in polyacrylamide hydrogel for Pb2+, UO22+, and Th4+
(ELSEVIER SCIENCE BV, 2008)Chitosan (Ch) was entrapped in polyacrylamide (PAA) by direct polymerization of acrylamide in a suspension of Ch. The adsorptive features of PAA-Ch and Ch were then investigated for pb(2+), UO22+, and Th4+ in view of ... -
Adsorptive features of polyacrylamide-apatite composite for Pb2+, UO22+ and Th4+
(ELSEVIER SCIENCE BV, 2009)Micro-composite of polyacrylamide (PAA) and apatite (Apt) was prepared by direct polymerization of acrylamide in a suspension of Apt and characterized by means of FT-IR, XRD, SEM and BET analysis. The adsorptive features ... -
Adsorptive properties of sulfolignin-polyacrylamide graft copolymer for lead and uranium: Effect of hydroxilamine-hydrochloride treatment
(ELSEVIER SCIENCE BV, 2013)Sulfolignin-polyacrylamide graft copolymer (PAAm-SL) was synthesized and its adsorptive features were compared with those of PAAm and PAAm-SL modified to their hydroxamic acid and amidoxime forms for Pb2+ and UO22+ ions. ... -
Alleophatic effects of benzoic acid, salicylic acid and leaf extract of Persica vulgaris Mill. (Rosaceae)
(ELSEVIER SCIENCE BV, 2017)Secondary compounds in higher plants have great diversity in terms of biologic activity. Most of them are used for the defense by plants. This study aims to investigate the effects of benzoic acid, salicylic acid, and ... -
Alterations in spontaneous contractions of rat ileum and jejunum after peritonitis
(ELSEVIER SCIENCE BV, 2008)The aim of this study was to investigate the effects of peritonitis on spontaneous contractions of ileum and jejunum smooth muscles isolated from rats. Peritonitis was induced by cecal ligation and puncture in 8 rats. ... -
Analysis of anomalous quartic W W Z gamma couplings in gamma p collision at the LHC
(ELSEVIER SCIENCE BV, 2015)Gauge boson self-couplings are exactly determined by the non-Abelian gauge nature of the Standard Model (SM), thus precision measurements of these couplings at the LHC providean important opportunity to test the gauge ... -
Analysis of current-voltage-temperature characteristics and T-0 anomaly in Cr/n-GaAs Schottky diodes fabricated by magnetron sputtering technique
(ELSEVIER SCIENCE BV, 2009)We have fabricated two groups of Cr/n-GaAs Schottky diodes (SDs) by magnetron sputtering technique to determine whether To anomaly varies in similarly fabricated SDs or not. Firstly, the first group diodes were inserted ...