Density and refractive index : their application in criminal identification / Paul L. Kirk
Idioma: Inglês.Publicação: Springfield, Illinois : Charles C. Thomas, cop. 1951Descrição física: vi, 80 p.; 22 cmColeção: American Lecture Series; 112. American Lectures In Public ProtectionAssunto: 229431 | 344131 | 326721 | 320649 | 349482 | 347882Resumo: I. Introduction. II. Physical properties. III. General applications of density and refractive index measurements. Density. Density and specific gravity. Constancy of density. IV. Comparative density measurements. Gradient method. Establishing the gradient. Interpretation of gradient tube results. Calibrating the gradient tube (Standard bead method). Calibration by means of refractive index. Recovery of suspended materials. Recovery of gradient after use. Flotation balancing method. Absolute balancing method. Direct displacement method. Tube preparation. Calibration. procedure. Density of liquids. Measurement of liquid densities. Determination of density of gradient liquids. V. Refractive Index. Absolute measurement of refractive index of solids. Liquid standards. Comparative determination of refractive index. VI. Identification of glass fragments. Identification methods. Density. Refractive index of glass. VII . Comparison of soils for identity. Technique of comparison. Preparation of soil. Miscellaneous mineral materials. VIII. Identification of hair and miscellaneous materials. Density of hair. Miscellaneous materials. References. General and technical. Glass. Soils. Hairs and fibers.| Item type | Current location | Call number | Copy number | Status | Date due | Barcode |
|---|---|---|---|---|---|---|
| Monografias | Biblioteca da Polícia Judiciária | PJ27169 | Available | PJ127169 |
I. Introduction. II. Physical properties. III. General applications of density and refractive index measurements. Density. Density and specific gravity. Constancy of density. IV. Comparative density measurements. Gradient method. Establishing the gradient. Interpretation of gradient tube results. Calibrating the gradient tube (Standard bead method). Calibration by means of refractive index. Recovery of suspended materials. Recovery of gradient after use. Flotation balancing method. Absolute balancing method. Direct displacement method. Tube preparation. Calibration. procedure. Density of liquids. Measurement of liquid densities. Determination of density of gradient liquids. V. Refractive Index. Absolute measurement of refractive index of solids. Liquid standards. Comparative determination of refractive index. VI. Identification of glass fragments. Identification methods. Density. Refractive index of glass. VII . Comparison of soils for identity. Technique of comparison. Preparation of soil. Miscellaneous mineral materials. VIII. Identification of hair and miscellaneous materials. Density of hair. Miscellaneous materials. References. General and technical. Glass. Soils. Hairs and fibers.
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