Syntheses and Crystal Structures of Rare-Earth Oxyapatites Ca2RE8(SiO4)6O2 (RE = Pr,Tb, Ho,Tm)

Journal of Chemical Crystallography - Four different rare-earth oxyapatites of Ca2RE8(SiO4)6O2 (RE?=?Pr, Tb, Ho, Tm) were synthesized using a solution-based method followed by drying,...     

The Maximal Cardinality of the Base in $ P_{2}\times P_{2} $

Siberian Mathematical Journal - Some structural properties are discussed of the functions in $ P_{2}\times P_{2} $ . We describe the properties of functions not belonging to the maximal...     

Crystal-Chemical Approach to the Determination of Oxo-Centered Complexes in Divalent Lead Silicates

Crystallography Reports - The crystal-chemical analysis of seven structures of synthetic and natural lead silicates with formulas Pb2SiO4, Pb11Si3O17, Pb3Si2O7,...     

Boundary Conditions in the Source of an Electron Beam on the Surface of the Anode Plasma with a Supersonic Ion Flow

Russian Physics Journal - A solution for the one-dimensional Poisson problem for a layer on the surface of a plasma ion emitter is obtained. The case of plasma with a directed ion velocity greater...     

Nonlinear Optical Properties of Novel Metallophthalocyanines

Journal of Applied Spectroscopy - Detailed measurements of nonlinear optical properties and optical limiting for four phthalocyanine (Pc) derivatives (PcCo, PcCu, PcMn, and PcSi) are reported. The...     

Polycrystallinity in Gallium Arsenide Crystals Grown by the Czochralski Method

Crystallography Reports - The specific features of the formation of crystallites in gallium arsenide crystals grown by the Czochralski method have been investigated. The crystallites are found to...     

Secondary Metabolites of Litchi chinensis

Chemistry of Natural Compounds -     

Syzygies of Cohen–Macaulay Modules over One Dimensional Cohen–Macaulay Local Rings

Algebras and Representation Theory - We study syzygies of (maximal) Cohen–Macaulay modules over one dimensional Cohen–Macaulay local rings. We assume that rings are generically...     

Generalized fractional integral operators on variable exponent Morrey spaces of an integral form

Acta Mathematica Hungarica - We establish the boundedness of generalized fractional integral operators $$I_{\rho}$$ on variable exponent Morrey spaces of an integral form...