EG&G ORTEC 463 Manual de funcionamiento y servicio - Página 18

Navegue en línea o descargue pdf Manual de funcionamiento y servicio para Instrumentos de medida EG&G ORTEC 463. EG&G ORTEC 463 20 páginas. Constant fraction discriminator

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produce two or more discriminator output pulses. In the

successfully on even longer decay scintillators, but the

463 this problem is overcome by using the Nal mode in

internal dead time may have to be increased to prevent

which an internal dead time of 'vl jisec is generated. The

multiple triggering; to increase the dead time, increase

463 can then be operated in the Nal mode and be used

the capacitance of C4.

BIBLIOGRAPHY

THEORY OF CONSTANT FRACTION OF PULSE HEIGHT

DISCRIMINATORS

1. D.A. Gedcke and W.J. McDonald, "A Constant Fraction

of Pulse Height Trigger for Optimum Time Resolution,"

Nucl. Instr. Methods 55, 377 (1967).

2. D.A. Gedcke and W.J. McDonald, "Design of the

Constant Fraction of Pulse Height Trigger for Optimum

Time Resolution," Nud. Instr. Methods 58, 253 (1968).

3. W.J. McDonald and D.A. Gedcke, "Electronics for Fast

Neutron Work," p. 56 in International Symposium on

Nuclear Electronics, Versailles, September 1968, Vol. 1.

TIMING WITH Ge(Li) DETECTORS

4. R.L. Chase, "Pulse Timing System for Use with Gamma

Rays on Ge(Li) Detectors," Rev. Sci. Instr. 39{9), 1318

(1968).

5. R.L. Graham, I.K. MacKenzie, and G.T. Ewan, "Timing

Characteristics of Large Coaxial Ge(Li) Detectors for

Coincidence Experiments," IEEE Trans. Nud. Sci. NS-13

(1), 72 (1966).

TIMING WITH SILICON DETECTORS

6. A. Alberigi Quaranta, "On the Information Available

from the Rise-Time of the Charge Pulse Supplied by a

Semiconductor Particle Detector," Nud. instr. Methods

35, 93 (1965).

7. M. Moszynski and B. Bengtson, "Plasma Delay and

Plasma Time Jitter in Subnanosecond Timing with Surface

Barrier Detectors," Nud. Instr. Methods 91, 73 (1971).