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        Proceedings of the Indian Academy of Sciences, Section A

 
     
 
January, 1947

Flame spectra of copper salts — Nand Lal Singh
Insecticidal properties and chemical constitution. Part I. Some simple flavone derivatives — V. V. Sreerama Murti, N. V. Subba Rao and             T. R. Seshadri
Transverse vibrations of rectilinear plates — B. R. Seth
Bromination of compounds containing two aromatic nuclei. Part IV. Bromination of aryl esters of para-cresotic acid — G. V. Jadhav and         M. Aslam
Effect of illumination on the apparent shape of the sky — D. Venkateswara Rao
Pajaneelin, a bitter component of Pajaneelia Rheedii —                     (Miss) A. Kameswaramma and T. R. Seshadri
An improved rapid chemical method for estimation of calcium in calcareous soils — K. L. Khanna, S. N. Prasad and P. B. Bhattacharya
Improvements in colorimetric determinations. I. Phosphates correlation between total and dilute acid soluble phosphate in non-calcareous soils — K. L. Khanna, S. N. Prasad and P. B. Bhattacharya
On a polynomial arising in the theory of elementary particles —               V. R. Thiruvenkatachar
An electronic reverberation recorder — N. B. Bhatt and                          D. L. Subrahmanyam
February, 1947

Differentiation trends in the deccan traps — N. A. Vemban
Emission bands of halogens. Part II. Iodine bands arising in 1g(3II1g) and II2, 1g states — Putcha Venkateswarlu
Emission bands of halogens. Part III. Iodine bands arising in 1u(3£u+) and 1g(1IIg) states — Putcha Venkateswarlu
Emission bands of halogens. Part IV. Diffuse bands of bromine — Putcha Venkateswarlu
Finite longitudinal vibrations — B. R. Seth
Chemical examination of Artemisia scoparia waldst. and kit. Isolation of an essential oil and a lactone — Dharam Bal Parihar and Sikhibhushan Dutt
Luminescence in the solid state: Boric acid as base. Part III. Azo-dyes from o-Hydroxy-Carbonyl compounds as activators — K. Neelakantam,      S. Narayanan and M. V. Sitaraman
Hysteresis in sorption. XI. Permanence of sorption-desorption hystereis — T. Krishnappa, K. Subba Rao and B. Sanjiva Rao
Hysteresis in sorption. XII. Mode of preparation of silica gel and its influence on hysteresis — T. Krishnappa, K. Subba Rao and B. Sanjiva Rao
Hysteresis in sorption. XIII. Mode of preparation of silica gel and it influence on hysteresis — T. Krishnappa, K. Subba Rao and B. Sanjiva Rao
Hysteresis in sorption. XIV. Influence of the temperature of activation of titania gel on the hysteresis effect — R. S. Subrahmanya, K. Subba Rao and B. Sanjiva Rao
Very high frequency sound velocities in acetone water mixtures —          B. Ramachandra Rao
Torsional oscillations in quartz plates — S. Ramachandra Rao
The magnetic properties of iron-pyrites — S. Ramaseshan
Photoelastic constants of diamond — G. N. Ramachandran
March, 1947

Hysteresis in sorption. XV. Hysteresis in the sorption of water on casein, egg albumin and gelatin — G. N. Subba Rao, K. Subba Rao and B. Sanjiva Rao
Hysteresis in sorption. XVI. Sorption of water on some indian soils and soil fractions — Miss Sharda Gulvady, K. Subba Rao and B. Sanjiva Rao
Ultrasonic velocity in liquids at high frequencies — T. Ravindranath
Anisotropy in the elastic behaviour of rocks — G. H. S. V. Prasada Rao
Interaction of nitrous oxide, nitrogen and phosphorous under silent electric discharge — G. S. Deshmukh and Y. D. Kane
The scattering of light in quartz — V. Chandrasekharan
The dispersion, birefringence and optical activity of quartz —                  T. Radhakrishnan
Thermo-optic behaviour of solids. I. Diamond — G. N. Ramachandran
Thermo-optic behaviour of solids. II. Fused Quartz — G. N. Ramachandran
Thermo-optic behaviour of solids. III. Fluorspar — G. N. Ramachandran
April, 1947

Isobars in the tropics—Some basic ideas of tropical meteorology —            S. L. Malurkar
A simple nomogram for the rate of ascent of rubber balloons and improved technique with balloons and balloon material  — S. L. Malurkar
Congruence properties of σa (N) — K. G. Ramanathan
The preparation and properties of 4-Phenylacetyl-resorcinol and 4-phenyl-acetyl-pyrogallol — K. S. Bhumgara, R. D. Desai and               W. S. Waravdekar
The fries reaction. Part I. The rearrangement of the esters of hydroxy coumarins — R. D. Desai and C. K. Mavani
A note on the nuclear methylation of lecanoric acid — V. Venkateswarlu
Insecticidal properties and chemical constitution. Part II. Coumarins —     V. V. Sreerama Murti and T. R. Seshadri
Insecticidal properties and chemical constitution. Part III. Some partial methyl esters of hydroxyflavones — T. R. Seshadri and N. Viswanadham
Heterocyclic compounds. Part XVII. Coumarins from ketonic esters and 5-methyl-2-ethyl, 5-methyl-2-propyl-, 5-methyl-2 : 4-diethyl-4-ethyl-2-benzoyl-resorcinols, and phlorobenzophenone —       R. D. Desai and C. K. Mavani
Heterocyclic compounds. Part XVIII. Condensation of cyclic Ketonic esters with methyl-resorcylate and resacetophenone in presence of anhydrous aluminium chloride — R. D. Desai, M. M. Gaitonde, S. Mahdi Hasan and     R. C. Shah
Heterocyclic compounds. Part XIX. The kostanecki acetylation of orcpropiophenone and orcbutyrophenone and formation of 5-Hydroxy- 2:3:7-Trimethylchromone and 5-Hydroxy-2:7-Dimethyl-3-Ethyl-Chromone  — R. D. Desai and M. M. Gaitonde
Heterocyclic compounds. Part XX. The kostanecki acylation of quinacetophenone, quinbenzophenone and orcacetophenone, and synthesis of 6-Hydroxy and 5-Hydroxy chromones and coumarins —         R. D. Desai and C. K. Mavani
Studies in naphthalene series. Part XV. The preparation and properties of 4-phenylacetyl-1-naphthol and 2-phenylacetyl-1-naphthol —                 K. S. Bhumgara, R. D. Desai and W. S. Waravdekar
Friedel-crafts reaction. Part IX. The action of propionic and butyric anhydrides on orcinol and further evidence of substitution in resorcinol derivatives — R. D. Desai and M. M. Gaitonde
Studies on the nature of the racemic modification of optically active compounds. Part V. Roozeboom solubility composition isotherms for mixtures of active and inactive camphoric acids in water at 250 C., 450 C., and 1000 C. — Bawa Kartar Singh and Bal Kishore K. Nayar
Thermo-optic behaviour of solids. IV. Zinc Blende — G. N. Ramachandran
Temperature variation of the refractive indices of quartz —                    T. Radhakrishnan
May, 1947

Studies on the nature of the racemic modifications of optically active compounds in the solid state. Part VI. The nature of the racemic modifications of 3-nitro-p-toluidino 5-iodo-o-toluidino, 4-nitro-o-toluidino- oxy, 2-nitro-p-toluidino-, 3-Nitro-4-chloroanilino-, 2 : 5-Dichloro-anilino- and 4-Chloro-o-toluidino-methylenecamphors — Bawa Kartar Singh and Ram Kumar Tewari
Constitution of gossypin—Part II. — K. Visweswara Rao and T. R. Seshadri
Samarskite from Nellore district. Part I. Uranium and earth acid contents — C. Karunakaran and K. Neelakantam
Dielectric constants of crystals. I. Different types of quartz — D. A. A. S. Narayana Rao
Elastic constants of magnetic, pyrite and chromite — M. S. Doraiswami
Nuclear oxidation in the flavone series. Part I. A new synthesis opf gossypetin and 8-Hydroxy-galangin — K. Visweswara Rao and                 T. R. Seshadri
Nuclear oxidation in the flavone series. Part II. Synthesis of norwogonin and isowogonin — K. Venkateswara Rao, K. Visweswara Rao and             T. R. Seshadri
Nuclear oxidation in the flavone series. Part III. A new synthesis of primetin — S. Rajagopalan, K. Visweswara Rao and T. R. Seshadri
Synthetical experiments in the chromone group, Part XXI. Synthesis of gentisin, the colouring matter of gentian root — Nity Anand and              K. Venkataraman
Nuclear oxidation in the flavone series. Part IV. New synthesis of herbacetin and hibiscetin — K. Visweswara Rao and T. R. Seshadri
Colouring matter of tambul seeds. Part I. Tambuletin — K. J. Balakrishna and T. R. Seshadri
Localisation of the discharge tubes. Part II — V. T. Chiplonkar
Faraday effect in some cubic crystals — S. Ramaseshan
Anthraquinone series. Part I. 1-Aminoanthraquinone-2-aldazine —           S. V. Sunthankar and K. Venkataraman
June, 1947

Thermo-optic behaviour of solids. Part V. Alkali halides —                       G. N. Ramachandran
Thermo-optic behaviour of solids. Part VI. Optical Glasses —                  G. N. Ramachanran
Influence of the applied potential on the joshi-effect — B. N. Prasad and  T. C. Jain
The structure of ozone-an interpretation of its magnetic susceptibility — S. V. Anantakrishnan
Zur ableitung des magnetischen moments des elektrons — Von V. S. Vrkljain in Zagreb
The strongest topology on a linear space subject to given condition —    V. Ganapathy Iyer
 
     
 
 
   
     
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