A programmable monolithic temperature loggingdevice; An Evaluation Method of Liquid Electrolytes for Lithium Batteries by the Multinuclear Pulsed-gradient Spin-echo NMR - The Diffusing Radii of Lithium Ion and Anions in Organic Solvents; Analysis of a phase transition process controlled by diffusion, application to lithium insertion into V{sub}2O{sub}5; Application of Dibenzo [e,e] [1,2]dithiin, Phenanthro[4,5-cde] [1,2]dithiin Triphenyieno[1, 12-cde] [1,2]dithiin, and 6,7-Dithiodibenzo [c,e] [1,2]dithiin as Cathode Active Materials for Lithium Secondary Batteries; Application to lithium battery electrolyte of lithium organoborate with salicylic ligand; Characteristics of Interpenetrated Polymer Network System made of Polyethylene Oxide-LiBF{sub}4 Complex and Polystyrene as the Electrolyte for Lithium Secondary Battery;