- A
phototube or
photoelectric cell is a type of gas-filled or
vacuum tube that is
sensitive to light. Such a tube is more
correctly called a 'photoemissive...
-
Optical detectors or
emitters Phototube or
photodiode – tube
equivalent of
semiconductor photodiode Photomultiplier tube –
phototube with
internal gain Cathode...
- keVee, etc.)
measured by
scintillation light. For example, the
yield of a
phototube is
measured in phe/keVee (photoelectrons per keV electron-equivalent energy)...
-
amplification and
current rectification. Non-thermionic
types such as a
vacuum phototube, however,
achieve electron emission through the
photoelectric effect,...
-
charged electrode in a
light detection device such as a photomultiplier,
phototube and
image intensifier.
Quantum efficiency is a
unitless number that measures...
-
Nuvistor Pentagrid (Hexode, Heptode, Octode)
Pentode Photomultiplier Phototube Tetrode Triode Vacuum tubes (RF) Backward-wave
oscillator (BWO) Cavity...
-
Avalanche multiplication during Townsend discharge is
naturally used in gas
phototubes, to
amplify the
photoelectric charge generated by
incident radiation (visible...
- energy). Its
dimension is the same as that of an
angular momentum. A
phototube provides a
voltage measurement which permits the
calculation of the quantized...
-
Nuvistor Pentagrid (Hexode, Heptode, Octode)
Pentode Photomultiplier Phototube Tetrode Triode Vacuum tubes (RF) Backward-wave
oscillator (BWO) Cavity...
-
sensor Photoionization detector Photomultiplier Photoresistor Photoswitch Phototube Scintillometer Shack–Hartmann
wavefront sensor Single-photon avalanche...
