Güncel Gönderiler: Matematik-Bilgisayar Bölümü Makale Koleksiyonu
Toplam kayıt 52, listelenen: 21-40
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The Small Index Property For Free Nilpotent Groups
(TAYLOR & FRANCIS INC, 2015)Let F be a relatively free algebra of infinite rank x.We say that F has the small index property if any subgroup of Gamma = Aut(F) of index at most x contains the pointwise stabilizer Gamma(U) of a subset U of F of cardinality ... -
Calculation of the spontaneous polarization for Pb1-xCaxTiO3 close to the tricritical point
(Taylor & Francis, 2016)We calculate the spontaneous polarization as a function of temperature for a mixed crystal of Pb1-xCaxTiO3 close to the tricritical pointdx (x = 0.4). This calculation of the spontaneous polarization is performed using the ... -
Synthesis, characterization and metal ion sensing properties of novel pyridone derivatives phthalocyanines
(World Scientific Pub., 2016)The design of novel substituted phthalocyanines closely follows the requirement of their planned applications. In this study, synthesize of novel pyridone derivatives metal-free and symmetrical cobalt(II) phthalocyanines ... -
Analysis of vibrational spectra in relation to the thermodynamic quantities close to the phase transitions in ammonium halides (NH4F and NH4I)
(Elsevier, 2017)The pressure dependences of the vibrational frequencies of the TO and L modes are analyzed from the literature data and the thermodynamic quantities such as isothermal compressibility K gamma, thermal expansion alpha p and ... -
Pressure dependence of the heat capacity near the melting point in benzene
(Elsevier Science, 2017)The heat capacity C-p is calculated as a function of pressure at constant temperatures of 25, 40 and 51 degrees C for the solid and liquid phases of benzene near the melting point. For this calculation, the observed molar ... -
Inclusions and Noninclusions of Spaces of Multipliers of Some Wiener Amalgam Spaces
(Inst Math & Mechanics, 2019)The main purpose of this paper is to study inclusions and noninclusions among the spaces of multipliers of the Wiener amalgam spaces. M. G. Cowling and J. J. F. Fournier in [5], L. Hormander in [22] and G. I. Gaudry in ... -
Temperature dependence of magnetic and thermal properties of chiral HyFe and HyMn close to phase transitions by using the Landau mean field model
(Elsevier Science, 2019)Magnetic and thermal properties of chiral metal formate frameworks (MOFs) of NH2NH3M(HCOO)(3), M = Fe, Mn, namely, HyFe and HyMn are investigated close to phase transitions by using Landau phenomenological model. By expanding ... -
Inclusions and the approximate identities of the generalized grand Lebesgue spaces
(TUBITAK, 2018)Let (Omega, Sigma, mu) and (Omega, Sigma, upsilon) be two finite measure spaces and let L-p(),theta )(mu) and L-q),L-theta (upsilon) be two generalized grand Lebesgue spaces [9,10] , where 1 < p, q < infinity and theta >= ... -
Calculation of the thermodynamic quantities from the Raman frequency shifts and the Pippard relations for the alpha, -alpha and alpha ' phases of oxygen
(Elsevier, 2018)Thermodynamic quantities such as the isothermal compressibility, thermal expansion and the difference in the specific heat are calculated as a function of pressure (T=10 K) for the alpha,-alpha and alpha ' phases of oxygen ... -
Calculation of the C-P-C-V as a function of temperature close to the melting point in benzene
(Taylor & Francis, 2018)The temperature dependence of the C-P - C-V is calculated at constant pressures using the observed volume data from the literature for solid and liquid benzene near the melting point. Our calculated values are compared ... -
New Mixed Conductivity Mechanisms in the Cold Plasma Device Based on Silver-Modified Zeolite Microporous Electronic Materials
(Springer, 2018-05)We have analyzed the interaction between microdischarge and microporous zeolite electronic materials modified by silver (Ag-0) nanoparticles (resistivity similar to 10(11) to 10(6) Omega cm) on the atmospheric pressure ... -
Calculation of the thermodynamic quantities of perovskite metal organics DMAKCr and perovskite HyFe close to the weakly first-order relaxor-like structural transformation using the mean field theory
(World Scientific Pub., 2019-04-30)Weakly first-order or nearly second-order phase transitions occurring in metal{organic frameworks (MOFs), particularly in DMAKCr and perovskite HyFe, are studied under the mean field model by using the observed data from ... -
Temperature effect on the structural ferroelectric – paraelectric transition in Li2Ge7O15
(Taylor & Francis, 2016)Li2Ge7O15 (LGO) undergoes the ferroelectric – paraelectric transition at Tc D283.5K. The crystal structure of LGO is orthorhombic with the four formula units in the unit cell in the paraelectric phase (T < TC) . The ... -
Calculation of the soft-mode frequency for the alpha – beta transition in quartz
(Elsevier, 2016)The ? – ß structural transition occurs in quartz at TC = 846 K. The frequency of the soft mode associated with the volume increase, decreases with increasing temperature as the transition temperature is approached. In this ... -
Molar volume calculated at various pressures and the Pippard relations close to the melting point in benzene
(Taylor & Francis, 2016)The molar volume of solid and liquid benzene was calculated at various pressures (at constant temperatures), and the Pippard relations were examined close to the melting point in this organic molecule. The molar volume ... -
Variation of the molar volume with the temperature and the Pippard relations near the melting point in benzene
(Elsevier, 2016)In this study, we calculate variation of the molar volume with the temperature at constant pressures (70.5, 85.2, 128 and 175.2 MPa) using the experimental data from the literature for the solid and liquid phases of benzene ... -
Pressure effect on the cholesteric – smectic A transition in cholestryl myristate
(Taylor & Francis, 2016)Cholesteryl myristate exhibits tricritical behavior under high pressures close to its cholesteric-smectic A (Ch/SA) transition, as observed experimentally. We study here the thermodynamic properties of this liquid crystal ... -
Calculation of the Raman frequency shifts for the ? phase of solid oxygen
(Elsevier, 2017)We calculate in this study the Raman frequencies of the two librons and one vibron at various pressures at constant temperatures of 10 K and also at the temperatures of 6 and 18 K by using the volume data from the literature ... -
The Amalgam spaces W(Lp(x),{pn} ) and boundedness of hardy–littlewood maximal operators
(Springer, 2015)Let Lq(x)(R)Lq(x)(R) be variable exponent Lebesgue space and l{qn}l{qn} be discrete analog of this space. In this work we define the amalgam spaces W(L p(x),L q(x)) and W(Lp(x),l{qn})W(Lp(x),l{qn}), and discuss some basic ... -
Stress analysis of ceramic insulation coating on Cu/MgB2 wires for W&R MgB2 coils
(Elsevier, 2009)Ceramic insulation coatings were produced on Cu/MgB2 wires, which were fabricated by Hyper Tech Research Inc., using Continuous Tube Forming and Filling (CTFF) process, from the solution of Zr, and Y based organometalic ...
