Güncel Gönderiler: Fizik Bölümü
Toplam kayıt 664, listelenen: 121-140
-
Parametric characterizations of sputtered Fe/Al multilayer thin films
(Springer, 2020)This study contains parametric characterizations of four different series of Fe/Al multilayer thin films sputtered under thicknesses of Al layers (7.5, 35 and 95 nm), deposition rates (0.02 and 0.06 nm/s), Fe layer thicknesses ... -
The effects of temperature and reaction time on the formation of manganese ferrite nanoparticles synthesized by hydrothermal method
(Springer, 2020)In order to optimize the hydrothermally synthesized manganese ferrite nanoparticles, the nanoparticles were synthesized under different reaction conditions. The effects of reaction temperature and time were investigated ... -
Synthesis and characterization of well-dispersed amorphous LnBO(3)center dot 3H(2)O (Ln: Dy, Tb) nanoparticles
(Springer International Publishing Ag, 2020)Lanthanide nanoborates (LnBO(3)center dot 3H(2)O (Ln: Dy, Tb)) were prepared in the presence of polyethylene glycol (PEG) using a buffered-precipitation method. The same procedure was performed without adding PEG to expose ... -
Investigation of environmentally volatile pollutants sensing using pillar[5]arene-based macrocycle Langmuir–Blodgett film
(Springer Heidelberg, 2020)This study presented that a novel pillar[5]arene-appended salicylaldehyde (P5-S) was structured in a suitable cavity, which plays an important role in macrocyclic host-guest interactions. P5-S thin films were fabricated ... -
Structural, magnetic and GMR properties of FeCo(Cu)/Cu magnetic multilayers electrodeposited at high cathode potentials of the magnetic layer
(Natl Inst Optoelectronics, 2020)Structural, magnetic and giant magnetoresistance properties of the electrochemically deposited FeCo(Cu)/Cu multilayers at the various cathode potentials for magnetic layers were investigated. The cathode potentials were ... -
Improvement of sensing properties for polymer based gas sensors via host-guest principles
(Springer, 2020)This study aimed at improving the sensing properties of polymer-based gas sensors by controlling the surface adsorption. For this purpose, a polymer was produced as a Langmuir-Blodgett (LB) thin film chemical gas sensor ... -
Fabrication of LB thin film of pillar[5]arene-2-amino-3-hydroxypyridine for the sensing of vapors
(Elsevier, 2020)This paper reported that a novel pillar[5]arene derivative (P5-AP) concluding ten 2-Amino-3-hydroxypyridine fragments was structured for preparing a macrocycle with an appropriate cavity for sensing harmful organic vapors. ... -
Ferromagnetic coupling in two tetranuclear Ni(II) complexes with cubane-like Ni-4(mu(3)-O)(4) core: Structure, spectroscopic and luminescence properties
(Elsevier, 2020)Two new tetranuclear [Ni-4(L1)(4)(MeOH)(4)] (1) and [Ni-4(L2)(4)(EtOH)(MeOH)(H2O)]1 center dot H2O (2) complexes have been synthesized by solvothermal method. We here report the spectroscopic, structural, photoluminescence ... -
E6 motivated UMSSM confronts experimental data
(Springer, 2020)We test E-6 realisations of a generic U(1)' extended Minimal Supersymmetric Standard Model (UMSSM), parametrised in terms of the mixing angle pertaining to the new U(1)' sector, theta(E6), against all currently available ... -
Developing of N-(4-methylpyrimidine-2-yl)methacrylamide Langmuir–Blodgett thin film chemical sensor via quartz crystal microbalance technique
(Wiley, 2020)In the present work, the characterization and gas sensing properties of newly synthesized N-(4-methylpyrimidine-2-yl)methacrylamide (N-MPMA) monomer Langmuir-Blodgett (LB) thin films were investigated. The UV-visible ... -
Electrochemical aptasensor for detection of dopamine
(MDPI, 2020)This work presents a proof of concept of a novel, simple, and sensitive method of detection of dopamine, a neurotransmitter within the human brain. We propose a simple electrochemical method for the detection of dopamine ... -
A study on the effect of the macrocycle ring size and R-group chain length on the optical properties of the CuPc thin films
(Indian Assoc Cultivation Science, 2020)Optical properties of spin-coated films of copper phthalocyanine (CuPc) are investigated by using UV-visible spectroscopy. The absorption spectra were recorded in the UV-visible region and showed two absorption bands of ... -
N,N '-Bis(l-alaninetert-butylester)-3,4:9,10-perylene diimide molecule for volatile organic vapor detection
(Royal Soc Chemistry, 2020)Langmuir-Blodgett (LB) thin films were prepared using anN,N '-bis(l-alaninetert-butylester)-3,4:9,10-perylene diimide derivative to determine the optimum thin film forming conditions and their sensing properties towards ... -
Single crystal martensitic phase of structural properties-related magnetic behaviour of FeCrNi thin films: in-plane magnetic anisotropy under different substrate rotation speeds
(Springer, 2020)Ternary FeCrNi thin films were sputtered on polyimide substrates from the source (austenitic AISI 304 stainless steel) under the substrate rotation speeds of 0, 15, 30 and 45 rpm, respectively. The films with 50 nm thickness ... -
Calix[4]arene-triazine conjugate intermediate: optical properties and gas sensing responses against aromatic hydrocarbons in Langmuir-Blodgett films
(Springer, 2020)The detection of organic vapors by chemically based sensors was achieved with macromolecules having convenient molecular cavities. Addressed herein, a calix[4] arene derivative 25,27-(4-chloro-2-phenylamino-1,3,5-triazin ... -
Lithium metal hydrides (Li2CaH4 and Li2SrH4) for hydrogen storage; mechanical, electronic and optical properties
(Pergamon-Elsevier Science Ltd, 2020)Hydrogen storage is a critical step for commercialisation of hydrogen consumed energy production. Among other storage methods, solid state storage of hydrogen attracts much attention and requires extensive research. This ... -
Influence of terminal carboxyl groups on the structure and reactivity of functionalized m-carboranethiolate self-assembled monolayers
(Amer Chemical Soc, 2020)The structure and function of self-assembled monolayers (SAMs) at the nanoscale are determined by the steric and electronic effects of their building blocks. Carboranethiol molecules form pristine monolayers that provide ... -
Effect of L-ascorbic acid on electrochemically deposited FeCoCu/Cu magnetic multilayer granular films: structural, magnetic and magnetoresistance properties
(Elsevier Sci Sa, 2020)The FeCoCu/Cu multilayer granular films were prepared by the electrochemical deposition technique, and the effect of the L-ascorbic acid molarity on their structural, magnetic, and magnetoresistance properties was investigated. ... -
A macrocyclic tetra-undecyl calix[4]resorcinarene thin film receptor for chemical vapour sensor applications
(Springer, 2020)This work demonstrates the fabrication of chemical vapour sensors using Langmuir-Blodgett (LB) thin films, describing the thin film properties of a tetra-undecyl calix[4]resorcinarene molecule along with a discussion of ... -
Carboxyl- and amine-functionalized carboranethiol SAMs on Au(111): A dispersion-corrected density functional theory study
(Amer Physical Soc, 2020)The morphological and electronic properties of isolated and monolayer phases of carboxyl- and amine-functionalized carboranethiols on unreconstructed Au(111) were determined using density functional theory calculations ...
