Authors:
Ayyappan, S
Chang, JS
Stock, N
Hatfield, R
Rao, CNR
Cheetham, AK
Citation: S. Ayyappan et al., Synthesis, characterization and acid-base catalytic properties of ammonium-containing tin(ll) phosphates: [NH4][Sn4P3O12] and [NH4] [SnPO4], INT J INORG, 2(1), 2000, pp. 21-27
Citation: Pk. Nayak et al., Thyroid hormone levels during reproduction, development of embryo and juvenile in Indian major carp, Catla catla (Ham.), I J ANIM SC, 70(11), 2000, pp. 1187-1190
Citation: Pk. Nayak et al., Changes in thyroid hormones and 5 monodeiodinase activity during embryonicand larval developments in freshwater catfish, Heteropneustes fossilis, I J ANIM SC, 70(11), 2000, pp. 1191-1195
Citation: S. Gnanasambandan et al., Integrated weed management system for sustainable rainfed cotton (Gossypium hirsutum) cultivation in Tamil Nadu, I J AGR SCI, 70(10), 2000, pp. 661-662
Authors:
Ayyappan, S
Suryaprakash, N
Ramanathan, KV
Rao, CNR
Citation: S. Ayyappan et al., A comparative study of water- and benzene-saturated mesoporous silicas by H-1 NMR spectroscopy, J POROUS MA, 6(1), 1999, pp. 5-11
Authors:
Ayyappan, S
de Delgado, GD
Cheetham, AK
Ferey, G
Rao, CNR
Citation: S. Ayyappan et al., Synthesis and characterization of a three-dimensional open-framework lead(II) carboxyethylphosphonate, Pb-3(O2CCH2CH2PO3)(2), J CHEM S DA, (17), 1999, pp. 2905