Disclosed is the use of certain fluorinated derivatives of 2-methoxymalonic acid esters as solvents or solvent additives as well as solvent compositions, electrolyte compositions and respective batteries containing them.

The present invention provides a photoelectric conversion element for use, for example, as a dye sensitized solar cell that has a wide range of choices of additives and moreover offers better characteristics than when 4-tert-butylpyridine is used as an add...

A photoelectric element provided with an electron transport layer having excellent electron transport property and sufficiently wide reaction interface, and that has excellent conversion efficiency. [0002] The photoelectric element has an electron transpor...

The present invention provides a photoelectric conversion device in which changes in photoelectric conversion efficiency with time can be inhibited. The photoelectric conversion device according to the present invention includes: a pair of electrodes; an e...

A non-aqueous electrolyte includes: at least one ionically conducting salt, especially a lithium salt, a non-aqueous, anhydrous solvent for the ionically conductive salt, said solvent being selected to achieve a degree of dissociation of the ionically cond...