Passive circulation in electrolytic fluid treatment systems

Passive hydrogel fuel generator

Passive pH adjustment for analytical instruments

Patterned multi-layer structure and manufacturing method

Penning sputter source

Penning type cathode for sputter coating

Peptide nanostructure-coated electrodes

Perfluorosulfonic acid polymer-coated indicator electrodes

Perforated anode for uniform deposition of a metal layer

Perforated bipole electrochemical reactor

Permanent magnet hydrogen oxygen generating cells

Permanent magnet linear microwave plasma source

Permanent magnet strucure for use in a sputtering magnetron

Permeable membrane diaphragm of different layers for...

Permionic membrane electrolytic cell

Permionic membrane electrolytic cell

Peroxidase colloidal gold oxidase biosensors for mediatorless gl

Perpendicular magnetic recording medium, method for producing th

pH and CO.sub.2 sensing device and method of making the same

pH and concentration meter