photocathode
معنی فارسی
کاتدنوري فتوکاتد
معنی کامل و مثالها
/fōt´ō kath´ōd´/n.
● (شیمی) کاتدنوری، فتوکاتد
ریشه و کاربرد
ریشه
Blend of 'photo-' (related to light) and 'cathode' (negative electrode).
مثال
- The photocathode in the photomultiplier tube converts light into an electrical signal.
- Photocathodes are commonly used in night vision devices.
- The sensitivity of a photocathode determines the efficiency of a photomultiplier.
ترکیبهای رایج
Photocathode sensitivity Photocathode efficiency Photocathode material Photocathode response
تعریف انگلیسی
noun
- a cathode that emits electrons when illuminated