-
Article
Study of growth dislocations in L-arginine phosphate monohydrate single crystals by chemical etching
The results of a study of the distribution of growth dislocations revealed on different faces of L-arginine phosphate monohydrate (LAP) crystals by selective etching in relation to the growth conditions of the...
-
Article
Occurrence of various planes in contact with the bottom of crystallizers during the growth of potassium bichromate crystals from aqueous solutions
-
Article
Selective etching of rough (001) faces of KH2PO4 crystals
-
Article
Microhardness of as-grown and annealed lead sulphide crystals
The results of the measurement of Vickers microhardness of {100} faces of synthetic lead sulphide crystals are reported. It was found that, for loads lower than ∼60g, the microhardness value depends on the app...
-
Article
Surface micromorphology and dissolution kinetics of potassium dihydrogen phosphate (KDP) crystals in undersaturated aqueous solutions
The results of dissolution kinetics and surface micromorphology of (010) and (011) faces of potassium dihydrogen phosphate (KDP) crystals etched in undersaturated aqueous solutions are described. They are then...
-
Article
Influence of impurity on the etching of caesium iodide crystals
-
Article
Influence of impurities on the etching of NaCl crystals
The effect of CdCl2, CuCl2·2H2O, MnCl2·4H2O and FeCl3·6H2O impurities and undersaturation on the rates of macroscopic dissolution,v p, lateral etching away from a dislocation line,v t, and normal etching along th...
-
Article
Dissolution kinetics of MgO crystals in aqueous acidic salt solutions
The revelation and morphology of dislocation etch pits as well as the rates of macroscopic dissolution and selective etching on the {1 0 0} plane of MgO crystals in aqueous solutions of various inorganic salts...
-
Article
On the morphology of dislocation etch-pits on cube faces of MgO in acids
-
Article
Dislocation etch pit formation on non-metallic crystals
Experimental results available in the literature on selective etch pit formation on non-metallic crystals (excluding semiconductors) are discussed against the background of thermodynamic and topochemical adsor...
-
Article
A note on the dissolution mechanism of MgO crystals in acids
-
Article
On the adsorption processes in the selective etching of MgO and CaF2 crystals
-
Article
On the adsorption processes in the selective etching of MgO and CaF2 crystals
-
Article
Mechanism of dissolution of MgO crystals in acids
A simple model of dissolution of MgO crystals in acids involving chemical reactions and adsorption process on the crystal surface is used to derive expressions connecting rates of surface dissolution and selec...
-
Article
On the kinetics and mechanism of dissolution of MgO crystals
The kinetics of dissolution of {1 0 0}, {1 1 0} and{1 1 1} surfaces of MgO crystals have been investigated in H2SO4 and H3PO4. It is observed that in concentrated H2SO4 and in concentrated and dilute H3PO4, the e...
-
Article
Chemical etchants to reveal old and fresh dislocations in MgO crystals
-
Article
Etching of MgO crystals in acids: kinetics and mechanism of dissolution
Kinetics of etching of MgO crystals have been studied in H2SO4, HNO3 and HCl. The effects of etching time, acid concentration and temperature on the growth of hillocks, on the selective etch rate and on the rate ...
-
Article
Etching of MgO crystals in acids: surface micromorphology
Several etchants based on simple acids are proposed for revealing dislocations on {100}, {110} and {111} faces of MgO single crystals. Some acids under different etching conditions are shown to produce etch py...