Abstract

The current gain characteristics of microchannel plates (MCPs) are discussed in light of optimization of the design parameters of MCPs. The paper extends over such topics as optimum channel length-to-diameter ratio, maximum current gain condition, and end-spoiling effect.

© 1980 Optical Society of America

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References

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  1. I. P. Csorba, “Long Life Goggle Tube Product Improvement Program for AN/PVS-5,” Final Engineering Report, Contract DAAG53-76-C-0203, U.S. Army Electronic Research and Development Command, Night Vision and Electro-Optical Laboratories, Fort Belvoir, Va. 22060 (15Mar.1979).
  2. G. Eschard, B. W. Manley, Acta Electron. 14, 19 (1971).
  3. E. H. Eberhardt, Appl. Opt. 18, 1418 (1979).
    [Crossref] [PubMed]

1979 (1)

1971 (1)

G. Eschard, B. W. Manley, Acta Electron. 14, 19 (1971).

Csorba, I. P.

I. P. Csorba, “Long Life Goggle Tube Product Improvement Program for AN/PVS-5,” Final Engineering Report, Contract DAAG53-76-C-0203, U.S. Army Electronic Research and Development Command, Night Vision and Electro-Optical Laboratories, Fort Belvoir, Va. 22060 (15Mar.1979).

Eberhardt, E. H.

Eschard, G.

G. Eschard, B. W. Manley, Acta Electron. 14, 19 (1971).

Manley, B. W.

G. Eschard, B. W. Manley, Acta Electron. 14, 19 (1971).

Acta Electron. (1)

G. Eschard, B. W. Manley, Acta Electron. 14, 19 (1971).

Appl. Opt. (1)

Other (1)

I. P. Csorba, “Long Life Goggle Tube Product Improvement Program for AN/PVS-5,” Final Engineering Report, Contract DAAG53-76-C-0203, U.S. Army Electronic Research and Development Command, Night Vision and Electro-Optical Laboratories, Fort Belvoir, Va. 22060 (15Mar.1979).

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Figures (7)

Fig. 1
Fig. 1

Microchannel plate.

Fig. 2
Fig. 2

Operation of a single microchannel.

Fig. 3
Fig. 3

Measured current gain as a function of MCP voltage for four unscrubbed 18-mm Gen II MCPs.

Fig. 4
Fig. 4

Current gain as a function of MCP voltage.

Fig. 5
Fig. 5

Current gain as a function of α.

Fig. 6
Fig. 6

Maximum current gain conditions at operative MCP voltages as a function of α.

Fig. 7
Fig. 7

Maximum obtainable current gain as a function of MCP voltage.

Tables (1)

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Table I Current Gain as a Function of MCP Voltage

Equations (11)

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G s = ( V s K ) m = ( V K n ) m ,
G c = G s n .
G c = ( V K n ) m n .
1 = ( 340 K n ) m n
5201 = ( 800 K n ) m n
K = 34 and n = 10 = L l = α 4 .
G c = ( V 8.5 α ) α / 4 = ( V c α ) α / 4 ,
I 0 = F ( I i 2 δ 1 G s n + I i 2 δ 1 G s n 1 ) = F I i δ 1 G s n G s + 1 2 G s ,
G r = exp ( 0.65 h ) ,
G p = F δ 1 G s n G s + 1 2 G s exp ( 0.65 h ) .
G p = F δ 1 2 ( V c α ) α / 4 ( V + c α V ) exp ( 0.65 h ) .

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