The positive electrode of a carbon arc in air as an absolute standardised lamp

✍ Scribed by C. Krygsman

• Book ID: 104163034
• Publisher: Elsevier Science
• Year: 1938
• Weight: 372 KB
• Volume: 5
• Category: Article
• ISSN: 0031-8914
• DOI: 10.1016/s0031-8914(38)80034-3

✦ Synopsis

The emission of the positive electrode of a carbon arc in air is calibrated. It turns out to be the same as the emission of a blackbody of a temperature of about 3800°K; in the ultraviolet ~the continuous emission of the gas of the arc is superposed on the positive-electrode emission.