There is provided a catalyst for a water gas shift reaction in a hydrogen gas which is able to effectively remove CO in the hydrogen gas within a broader temperature range. [0002] Such a catalyst for the water gas shift reaction is characterized in that a ...

An illumination device comprises a discharge lamp, a lighting device for supplying electric power to the discharge lamp, and a body housing the discharge lamp and the igniter for starting the discharge lamp. The lighting device and the igniter are separate...

This system includes a transformer separable/detachable between a primary winding and a secondary winding, and a capacitor connected parallel to the secondary winding of the above-mentioned transformer, and supplies a high-frequency AC voltage to the prima...