Accession Number : AD0696131

Title :   RESEARCH ACTIVITIES IN THE FIELD OF MATERIALS SCIENCE.

Descriptive Note : Annual technical progress rept. 1 Jul 68-31 May 69.

Corporate Author : NORTH CAROLINA UNIV CHAPEL HILL MATERIALS RESEARCH CENTER

Report Date : 31 MAY 1969

Pagination or Media Count : 97

Abstract : Summaries of research activities: Transport studies on solid ionic materials using ohmic contacts; Spark source mass spectrometer of low volatility organic and biologically significant materials; Structures of C4 radical cations; Ion-molecule reactions; Solubilization of a neutral phenazyl free radical by DNA; EPR of transition metal ions in crystals; Spin-spin coupling in magnetically condensed complexes; Elastic properties of composites; Conformational stability of synthetic peptides; Triplet energy migration in pure fields; Spin-lattice relaxation in nematogenic compounds; Rates of motion for nitroxide radicals; Electron transfer reactions of metal complexes; Deuterium labeling in electrode process studies; Quantum theory of polyatomic molecules; Electrochemiluminescence reactions and photoelectrochemistry; Elucidation of elementary processes in electrodeposition reactions of metal complexes; 51V NMR study of vanadate(V) ions; NMR studies of porous polymers with fixed charged sites; The motion of a sphere in a perfect fluid, with application to liquid helium; Effect of water on the critical phenomena in the cyclohexane system; A study of electron delocalization in organophosphorus heterocycles; Exicted state participation in the radiation chemistry of nitrogen compounds and hydrocarbons; Polymerization of acrylic monosols and gels; Properties of prosthetic polymers; Trends of magmatic differentiation in plutonic rocks of the southeastern piedmont; Microwave transmission through thin superconducting Pb films; Phonon properties of highly disordered lattices by superconducting tunneling; Exciton states in linear molecular states; Studies of dipolar complexes in MgO.

Descriptors :   (*MATERIALS, SCIENTIFIC RESEARCH), MASS SPECTROSCOPY, FREE RADICALS, ELECTRON TRANSITIONS, PEPTIDES, ELECTRON PARAMAGNETIC RESONANCE, NUCLEAR MAGNETIC RESONANCE, COMPLEX COMPOUNDS, CRYSTAL STRUCTURE, ELECTROCHEMISTRY, CHEMILUMINESCENCE, PHOTOCHEMICAL REACTIONS, PHOSPHORUS HETEROCYCLIC COMPOUNDS, RADIATION CHEMISTRY, POLYMERS, ROCK, SUPERCONDUCTORS, POSITRONS, DAMAGE, RADIATION EFFECTS, HALIDES

Subject Categories : Information Science

Distribution Statement : APPROVED FOR PUBLIC RELEASE