Proceedings (Chemical Sciences)

Volume 115, 2003

CONTENTS

Inorganic and Analytical

Magnetic, catalytic, EPR and electrochemical studies on binuclear copper(II) complexes derived from 3,4-disubstituted phenol R Kannappan, R Mahalakshmy, T M Rajendiran, R Venkatesan and P Sambasiva Rao 1–14

A comparative study of the proton transport properties of metal (IV) tungstates Alpana Parikh and Uma Chudasama 15–22

Equilibrium and spectral studies on ligational behaviour of N,N¢-diformylhy- drazine G Bhargavi, B Sireesha and Ch Sarala Devi 23–28

Cobalt (II)–EDTA complex as a new reductant for phosphomolybdic acid used for the assay of trazodone A V S S Prasad and C S P Sastry 29–32

Hydrothermal synthesis of a new ethylenediammonium intercalated vanadyl 4+ 5+ phosphate, (H3NCH2CH2NH3)0×5[V0×32V0×68O2PO4{P(OH)2}0×44] P Ayyappan, Minakshi Asnani, A Ramanan and Y Piffard 33–40

Equilibria and kinetics for pH-dependent axial ligation of bromomethyl (aquo)cobaloxime by aliphatic amine ligands M Bhoopal, N Ravi Kumar Reddy and S Satyanarayana 83–90

Synthesis and room temperature single crystal EPR studies of a dinickel 2+ complex having an {Ni2(m-phenoxide)2} unit supported by a macrocyclic ligand environment [Ni2(L)2(OClO3)2] [L = 2-[(4-methyl-pyridin-2-ylimino)- methyl]-phenol] R Srinivasan, I Sougandi, R Venkatesan and P Sambasiva Rao 91–102

Heavy metal ion uptake properties of polystyrene-supported chelating polymer resins A Ravikumar Reddy and K Hussain Reddy 155–160

Synthesis, characterisation and electrochemical behaviour of Cu(II), Co(II), Ni(II) and Zn(II) complexes derived from acetylacetone and p-anisidine and their antimicrobial activity N Raman, V Muthuraj, S Ravichandran and A Kulandaisamy 161–167

Synthesis, spectral characterization and redox properties of iron (II) complexes of 1-alkyl-2-(arylazo)imidazole U S Ray, D Banerjee and C Sinha 169–174

i ii Volume Contents

Equilibrium and kinetic studies on ligand substitution reactions of chloromethyl(aquo)cobaloxime with aromatic and aliphatic N-donor ligands D Sudarshan Reddy and S Satyanarayana 175–183

Equilibrium study on the reactions of boric acid with some cis-diaqua CrIII- complexes G N Mukherjee and Ansuman Das 241–248

2– II Fac–mer equilibria of coordinated iminodiacetate (ida ) in ternary Cu (ida)(H–1 B)– complex formation (B = imidazole, benzimidazole) in aqueous solution Susmita Bandyopadhyay and G N Mukherjee 249–261

Organic

Carbocation lifetimes and entropy of water addition to carbocations dependent on their stability V Jagannadham 41–47

Measures to evaluate heteroaromaticity and their limitations: Story of skeletally substituted benzenes U Deva Priyakumar and G Narahari Sastry 49–66

Preparation, spectral and thermal studies of pyrazinecarboxylic acids and their hydrazinium salts T Premkumar, S Govindarajan and Wei-Ping Pan 103–111

Regioselective nitration of aromatic substrates in zeolite cages T Esakkidurai, M Kumarraja and K Pitchumani 113–121

Solvent effects on some new meso-aryl substituted octabromoporphyrins Regimol G George and M Padmanabhan 263–271

Regioselective photoamination of 4-nitroveratrole upon cyclodextrin complexation M C Durai Manickam, K Pitchumani and C Srinivasan 273–280

Physical and Theoretical

Linear C32H66 hydrocarbon in the mixed state with C10H22, C12H26, C14H30, C16H34 and C18H38: Comparison of strength of phases and role of tunnel-like defects P B Shashikanth and P B V Prasad 67–73

Kinetics and mechanism of oxidation of aliphatic primary alcohols by quino- linium bromochromate Sonu Saraswat, Vinita Sharma and K K Banerji 75–82

Kinetics and mechanism of protection of thymine from sulphate radical anion under anoxic conditions M Sudha Swaraga and M Adinarayana 123–128

Kinetics and mechanism of the oxidation of substituted benzylamines by cetyltrimethylammonium permanganate Raghvendra Shukla, Pradeep K Sharma, László Kótai and Kalyan K Banerji 129–134

Kinetics and mechanism of the oxidation of some vicinal and non-vicinal diols by tetrabutylammonium tribromide Jaya Gosain and Pradeep K Sharma 135–145 Volume Contents iii

Application of refractive index mixing rules in binary systems of hexadecane and heptadecane with n-alkanols at different temperatures Rita Mehra 147–154

Lamellar multilayer hexadecylaniline-modified gold nanoparticle films deposited by the Langmuir–Blodgett technique Anita Swami, Ashavani Kumar and Murali Sastry 185–193

Chemical reactivity of the compressed noble gas atoms and their reactivity dynamics during collisions with protons P K Chattaraj, B Maiti and U Sarkar 195–218

Yield and enrichment studies of C-13 isotope by multi-photon dissociation of Freon-22 at low temperatures Manoj Kumar, Anant Deshpande, Chintan Gupta and A K Nath 219–224

Temperature-programmed desorption of water and ammonia on sulphated zirconia catalysts for measuring their strong acidity and acidity distribution Vasant R Choudhary and Abhijeet J Karkamkar 281–286

Low temperature complete combustion of dilute propane over Mn-doped ZrO2 (cubic) catalysts Vasant R Choudhary, Subhabrata Banerjee and Suryakant G Pataskar 287–298

Effect of NaCl on the spectral and kinetic properties of cresyl violet (CV)- sodium dodecyl sulphate (SDS) complex K I Priyadarsini and Hari Mohan 299–306

Kinetics of proton transfer in a green fluorescent protein: A laser-induced pH jump study Roop Mallik, Jayant B Udgaonkar and G Krishnamoorthy 307–317

Review Article

Contributions in organic functional group transformations and photochemical and photophysical studies of selective organic substrates Manapurathu Verghese George 225–239

Special Issue on Emerging Directions in Chemical Sciences

Foreword 319

Rigid rod spaced fullerene as building block for nanoclusters Pallikara K Sudeep, James P Varkey, K George Thomas, Manappurathu V George and Prashant V Kamat 321–332

A triad of rhenium-mediated transformations J Gangopadhyay, S Das, S Sengupta, I Chakraborty and A Chakravorty 333–339

Electrical conduction in composites containing copper core–copper oxide shell nanostructure in silica gel D Das, T K Kundu, M K Dey, S Chakraborty and D Chakravorty 341–348 iv Volume Contents

A numerical study of time-dependent Schrödinger equation for multiphoton vibrational interaction of NO molecule, modelled as Morse oscillator, with intense far-infrared femtosecond lasers Amita Wadehra and B M Deb 349–464

Proline and benzylpenicillin derivatives grafted into mesoporous MCM-41: Novel organic–inorganic hybrid catalysts for direct aldol reaction Dwairath Dhar, Ian Beadham and Srinivasan Chandrasekaran 365–372

Non-protein amino acids in peptide design S Aravinda, N Shamala, Rituparna S Roy and P Balaram 373–400

Ultra thin films of nanocrystalline Ge studied by AFM and interference enhanced Raman scattering S Balaji, S Mohan, D V S Muthu and A K Sood 401–410

Direct hydrothermal synthesis of metal intercalated hexagonal molybdates, + M x Mo6–x/3O18–x(OH)x.yH2O (M = Li, Rb, Cs, NH4) S Upreti and A Ramanan 411–417

Hydrothermal synthesis and characterisation of new methylene- diphosphonates of molybdenum(VI), A[MoO2(O3PCH2PO3H)] (A = Rb, NH4 and Tl) M P Minimol, K Prabhakara Rao, Y Ram Sai and K Vidyasagar 419–429

New perovskite-related oxides having high dielectric constant: Ln2Ba2CaZn2 Ti3O14 (Ln = La and Pr) Pika Jha and Ashok K Ganguli 431–438

Ab initio study of ferromagnetic La0×5Ba0×5CoO3 Umesh V Waghmare 439–446

Low temperature synthesis of layered NaxCoO2 and KxCoO2 from NaOH/ KOH fluxes and their ion exchange properties C Shivakumara and M S Hegde 447–457

Gallium nitride nanoparticles for solar-blind detectors Dinesh Kabra, Kripasindhu Sardar and K S Narayan 459–463

Monitoring sealed automotive lead-acid batteries by sparse-impedance spectroscopy B Hariprakash, S K Martha and A K Shukla 465–472

Phase transitions in A4Li(HSO4)3(SO4); A = Rb, K: Single crystal X-ray diffraction studies G Nalini and T N Guru Row 473–490

Electron spectroscopic investigation of metal–insulator transition in Ce1–x

SrxTiO3 U Manju, S R Krishnakumar, Sugata Ray, S Raj, M Onoda, C Carbone and D D Sarma 491–498

Preparation of Cu, Ag, Fe and Al nanoparticles by the exploding wire technique P Sen, Joyee Ghosh, Alqudami Abdullah, Prashant Kumar and Vandana 499–508 Volume Contents v

A new method of preparing single-walled carbon nanotubes S R C Vivekchand and A Govindaraj 509–518

Magnetic properties of lanthanum orthoferrite fine powders prepared by different chemical routes Benedict Ita, P Murugavel, V Ponnambalam and A R Raju 519–524

Following the crystallisation of Bi2Mo2O9 catalyst by combined XRD/ QuEXAFS Andrew M Beale and Gopinathan Sankar 525–532

Electrostatic potential profile and nonlinear current in an interacting one- dimensional molecular wire S Lakshmi and Swapan K Pati 533–542

Influence of temperature inhomogeneity on product profile of reactions occurring within zeolites A V Anil Kumar, S Yashonath and G Ananthakrishna 543–552

Structural and magnetic anomalies among the spin-chain compounds, Ca3Co1+x Ir1–xO6 S Rayaprol, Kausik Sengupta and E V Sampathkumaran 553–560

Hydrogen transfer reaction of cyclohexanone with 2-propanol catalysed by CeO2-ZnO materials: Promoting effect of ceria Braja Gopal Mishra, G Ranga Rao and B Poongodi 561–571

A two-dimensional yttrium phthalate coordination polymer, [Y4(H2O)2 (C8H4O4)6]¥, exhibiting different coordination geometries A Thirumurugan and Srinivasan Natarajan 573–586

Properties of CMR composites D Bahadur and D Das 587–606

A new bile acid-derived lariat-ether: Design, synthesis and cation binding properties P Babu and 607–612

Synthesis of gold nanoparticles stabilised by metal-chelator and the controlled formation of close-packed aggregates by them and Aasheesh Srivastava 613–619

Probing folding free energy landscape of small proteins through minimalistic models: Folding of HP-36 and b -amyloid A Mukherjee and B Bagchi 621–636

Aromaticity in benzene-like rings – An experimental electron density investigation Anupama Ranganathan and G U Kulkarni 637–647

Preparation structure and dielectric behaviour of the system Sr1–xLaxTi1–x FexO3 (x £ 0×50) Om Parkash, Devendra Kumar and C C Christopher 649–661

Structure of solid monolayers and multilayers of n-hexane on graphite M Krishnan, S Balasubramanian and S Clarke 663–677 vi Volume Contents

Water-dispersible nanoparticles via interdigitation of sodium dodecylsulphate molecules in octadecylamine-capped gold nanoparticles at a liquid–liquid interface Anita Swami, Amol Jadhav, Ashavani Kumar, Suguna D Adyanthaya and Murali Sastry 679–687

A low-cost Raman spectrometer design used to study Raman scattering from a single-walled carbon nanotube G Kavitha, S R C Vivek, A Govindaraj and Chandrabhas Narayana 689–694

Dilatometric studies of Y2W3O12 with added Al2O3 S Sumithra and A M Umarji 695–701

Ciprofloxacin@SiO2: Fluorescent nanobubbles M J Rosemary, V Suryanarayanan, P Ganapati Reddy, Ian Maclaren, S Baskaran and T Pradeep 703–709

Heptaphyrins: Expanded porphyrins with seven heterocyclic rings V G Anand, Simi K Pushpan, S Venkatraman and T K Chandrashekar 711–720

The one-dimensional extended Bose–Hubbard model Ramesh V Pai and Rahul Pandit 721–726

Understanding milling induced changes: Some results K Chattopadhyay, N Ravishankar, T A Abinandanan and Viji Varghese 727–740

Rhodium(I) complexes of a-keto-stabilised 1,2-bis(diphenylphosphino) alkane mono ylides D Saravanabharathi, T S Venkatakrishnan, M Nethaji and S S Krishnamurthy 741–749

Investigations on geometrical features in induced ordering of collagen by small molecules B Madhan, Aruna Dhathathreyan, V Subramanian and T Ramasami 751–766

Colossal magnetoresistance manganites: A new approach T V Ramakrishnan,H R Krishnamurthy, S R Hassan and G Venketeswara Pai 767–774

Relaxor type perovskites: Primary candidates of nano-polar regions S B Krupanidhi 775–788

Subject Index 789–799

Author Index 800–805