3. Molded Scintillators

INSTITUTE for HIGH ENERGY PHYSICS

142281, RUSSIA, PROTVINO, Moscow region

Telex: 412657 IHEPE SU

Fax: 007-0967-745872

General Technical Data

Forms and sizes

Base: granulated polystyrene

Density: 1.05 g/cm³

Refracive index: 1.59

H/C; ratio: ~ 1

Solubility: soluble in aromatic solvents: toluene, ethers, acetone, etc.

Molded scintillators can be manufactured in the forms of tiles, blocks, rods, etc. of different configurations having their total weight up to 650 g. Mold is necessary for their production.

PHYSICAL PROPERTIES

Types of scintillators

Light output (%) Anthracene

Main Decay time

(nsec)

Wavelength of maximum emission

(nm)

Principal

Applications

IHEP SC-301

55

2.4

420

, fast n

IHEP SC-302

57

2.3

430

, fast n

IHEP SC-303

55

4.6

490

, fast n

IHEP SC-304

(new)

57

2.5

420

, fast n

IHEP SC-305

(new)

59

1.9

430

, fast n; for time-of-flight technique

IHEP SC-321

(new)

46

2.5

430

4% Sn* ; low-energy , etc.

IHEP SC-322

(new)

40

2.5

430

7% Pb *; low-energy , etc.

IHEP SC-331

(new)

52

2.5

420

0.6% ¹⁰B *; thermal n, etc.

The concentrations of these (*) additives are possible to increase: Sn up to 8%, Pb up to 12% and ¹⁰B up to 5% by weight.