Browsing Fen Fakültesi by Title
Now showing items 1-20 of 236
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A 21-year recovery trend in green turtle nesting activity: 2002-2022
(John Wiley and Sons Inc, 2023)Long-term monitoring and conservation are crucial for effective protection, since sea turtles migrate cyclically every 2-3 years and lay multiple nests during a breeding season. Therefore, this study aimed to investigate ... -
A 21-year recovery trend in green turtle nesting activity: 2002-2022
(John Wiley and Sons Ltd, 2024)Long-term monitoring and conservation are crucial for effective protection, since sea turtles migrate cyclically every 2–3 years and lay multiple nests during a breeding season. Therefore, this study aimed to investigate ... -
Absolute parameters of young stars: PU Pup
(IOP Publishing, 2021)We present combined photometric and spectroscopic analyses of the southern binary star PU Pup. High-resolution spectra of this system were taken at the University of Canterbury Mt. John Observatory in the years 2008 and ... -
Achieving Predictive Description of Negative Differential Resistance in Molecular Junctions Using a Range-Separated Hybrid Functional
(Wiley-VCH Verlag, 2021)Range-separated hybrid (RSH) functionals have been recently used to overcome the tendency of traditional density functional theory (DFT) calculations to overestimate the conductance of molecular junctions. Non-equilibrium ... -
Action Plan for the Conservation of Endemic Anatolian Meadow Viper, Vipera anatolica Eiselt & Baran, 1970 in Southwestern Anatolia
(İstanbul University-Cerrahpaşa, 2021)The Anatolian viper, Vipera anatolica Eiselt & Baran, 1970, is the rarest, critically endangered, and endemic species in the western Taurus Mountains, Antalya, Turkey. Here, we evaluated the current status, potential ... -
Adsorption capacity of biocarbons from residue of supercritical extraction of raw plants
(De Gruyter Open Ltd, 2023)Bioadsorbents prepared by chemical activation (H3PO4) of the residue of supercritical extraction of green tea leaves and marigold flowers were characterized by elemental analysis, Boehm titration, adsorption/desorption ... -
Adsorption of methylene blue from aqueous solution using poly(2-acrylamido-2-methyl-1-propanesulfonic acid-co-2-hydroxyethyl methacrylate) hydrogel crosslinked by activated carbon
(Taylor and Francis Ltd., 2023)This study aimed to develop an environmentally friendly, inexpensive, and efficient adsorbent for removing methylene blue (MB) dye from wastewater using a three-dimensional porous poly(2-Acrylamido-2-methyl-1-propanesulfonic ... -
Adsorption of uranium (VI) from aqueous solutions using boron nitride/polyindole composite adsorbent
(John Wiley and Sons Inc, 2024)Turbostratic boron nitride (tBN) surface is modified with polyindole (PIn) by a facile polymerization technique and the uranyl adsorption efficiency of this mesoporous hybrid is investigated. The successful surface ... -
Alpha-Glucosidase Enzyme Immobilized Dextran-Co Metal Nanoparticle Cryogel Composite Systems as Dual Catalyst with Enhanced Stability and Catalytic Activity
(John Wiley and Sons Inc, 2023)Here, dextran (Dex) cryogels were prepared and used for the immobilization of α-Glu enzyme via two different techniques of entrapment and covalent linking. The entrapment of α-Glu enzyme within Dex cryogels (α-GluE@Dex) ... -
Ambient Air Quality and General Health Outcomes in Nigde (Turkey) between 2011 and 2017
(Tehran University of Medical Sciences, 2021)Background: We aimed to provide information for health practitioners and other related people about the association between ambient air quality and adverse health outcomes in the general population of Nigde, a cen-tral ... -
Amine-modified halloysite nanotube embedded PEI cryogels as adsorbent nanoarchitectonics for recovery of valuable phenolic compounds from olive mill wastewater
(Elsevier Ltd, 2024)Here, natural tubular clays, halloysite nanotubes (Hal), were modified with ethylenediamine (EDA), triethylenetetramine (TETA), pentaethylenehexamine (PEHA), and polyethyleneimine (PEI) to enhance their adsorption capabilities ... -
Amino-functionalized nitrogen-doped graphene quantum dots and silver-graphene based nanocomposites: Ultrafast charge transfer and a proof-of-concept study for bioimaging applications
(Elsevier B.V., 2022)Recent advances in nanotechnology have led to the use of graphene quantum dots (GQDs) for functional imaging and cancer therapy. Thanks to the physicochemical properties of graphene, GQDs have been functionalized and ... -
Analysis of herpetofaunal diversity of Istanbul islands with the new records of three localities
(Parlar Scientific Publications, 2021)Studies that aim to discover amphibian and reptilian species were conducted in the Istanbul islands which consists of Buyukada, Heybeliada, Burgazada and Kinaliada, during the years 2016-2019. The latest research of the ... -
Annual Change of Marine Litter in a Rocky Area on the Coast of the Çanakkale Strait
(Çanakkale Onsekiz Mart Üniversitesi, 2022)Çanakkale Boğazı işlek bir su yolu olmasının yanında bölge insanı ve turuistlerin ziyaret ettiği önemli bir rekreasyon alanıdır. Bu çalışma, 2021 ve 2022 yıllarında Çanakkale Boğazı’nın Çanakkale şehir merkezindeki denizden ... -
Anti-bacterial, anti-oxidant activities of polymer-based metal complexes and their catalyst effects in presence of H2O2
(Springer Science and Business Media Deutschland GmbH, 2024)4-{[(3-Hydroxynaphthalen-2-yl)imino]methyl}benzene-1,2,3-triol Schiff-base, abbreviated as ligand (L), was synthesized and additionally, its polymer was obtained through oxidative polycondensation and named as poly-4-{[( ... -
Antibacterial and antibiofilm activities of sodium ibuprofen- and paracetamol-loaded nanofibers
(Society of Chemists and Technologists of Macedonia, 2023)Nanofibers loaded with pharmaceutical agents for various medical purposes have become more important in recent years because of their advantages, such as control on release, gas permeability, high surface area, and lightweight ... -
Applicability of noninteger bessel type orbital basis sets: numerical and analytical approaches
(Springer Science and Business Media Deutschland GmbH, 2023)Recently, usefulness of the noninteger principal quantum numbers for Bessel type orbitals was discussed by Weniger in (Adv Quant Chem 83:209–237, 2021). In this study, we analyzed the applicability and numerical accuracy ... -
The application of multi-walled carbon nanotubes modified pencil graphite electrode for voltammetric determination of favipiravir used in COVID-19 treatment
(Springer, 2023)This study describes the first application of an improved procedure on a pencil graphite electrode decorated with functionalized multi-walled carbon nanotubes (f-MWCNTs/PGE) for the determination of the COVID-19 antiviral ... -
Application of quantum self-frictional nonperturbative theory for the study of atomic anharmonic oscillator potentials and their arbitrary derivatives
(Springer, 2021)The self-frictional (SF) nonperturbative theory, introduced by one of the authors, is used for the evaluation of the V-(pl*()) and V-(alpha*) atomic anharmonic oscillator potentials and their derivatives, where p(l)* = 2l ... -
Assessment of physicochemical and microbiological water quality and bacterial biofilm formation in the coastal waters of Çanakkale, turkey
(Corvinus University of Budapest, 2021)This study, it was aimed to determine water quality based on the physicochemical and microbiological parameters, as well as microbial indicators (in addition to antibiotic-heavy metal resistance and biofilm formation) in ...
