Synthesis

Synthesis and infrared spectra of alkaline earth metal carbonates formed by the reaction of metal salts with urea at high temperature

S M Teleb, D El-Sayed Nassr and E M Nour

483

Nanomaterials

Synthesis of nanocrystalline TiO₂ by tartarate gel method

S R Dhage, S P Gaikwad and V Ravi

487

Adsorption study of Pb²⁺ ions on nanosized SnO₂, synthesized by self-propagating combustion reaction

Arunkumar Lagashetty and A Venkataraman

491

Surface Studies

Infrared reflection absorption study of water interaction with H-terminated Si(100) surfaces

G  Ranga  Rao

497

Silicon—a new substrate for GaN growth

S  Pal  and  C  Jacob

501

Optical Properties

Temperature dependence of pulse-induced mechanoluminescence excitation in coloured alkali halide crystals

Namita  Rajput,  S  Tiwari  and  B  P  Chandra

505

Alloys and Steels

Estimation of embrittlement during aging of AISI 316 stainless steel TIG welds

J  Nayak,  K  R  Udupa,  K  R  Hebbar  and  H  V  S  Nayak

511

Composites

Preparation and thermomechanical properties of stir cast Al–2Mg–11TiO₂ (rutile) composite

S  K  Chaudhury, A  K  Singh,  C  S  S  Sivaramakrishnan  and  S  C  Panigrahi

517

Polymers

DSC and conductivity studies on PVA based proton conducting gel electrolytes

S  L  Agrawal  and  Arvind  Awadhia

523

Functionalized polymer networks: synthesis of microporous polymers by frontal polymerization

N  S  Pujari,  A  R  Vishwakarma,  T  S  Pathak,  A  M  Kotha  and 
S  Ponrathnam

529

Glasses and Ceramics

Role of tin as a reducing agent in iron containing heat absorbing soda–magnesia–lime– silica glass

Aman and S P Singh

Crystallization kinetics of amorphous Te_x(Bi₂Se₃)_1–x glasses

Manish  Saxena

Impedance analysis of Pb₂Sb₃LaTi₅O₁₈ ceramic

C  K  Suman,  K  Prasad  and  R  N  P  Choudhary

Fly Ash

Zeolite from fly ash: synthesis and characterization

Keka  Ojha,  Narayan  C  Pradhan  and  Amar  Nath  Samanta

555

Subject Index and Author Index

565