Zobrazeno 1 - 10
of 22
pro vyhledávání: '"L A Harrah"'
Autor:
L. A. Harrah, J. M. Zeigler
Publikováno v:
Macromolecules. 20:601-608
Spectres en solution et a l'etat solide de hauts polymeres avec des substituants alkyl et aryl
Autor:
L. A. Harrah, B. Morosin
Publikováno v:
Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry. 37:579-586
Autor:
L. A. Harrah, R. L. Courtney
Publikováno v:
Journal of Materials Science. 12:175-186
A solid unsaturated organic-catalyst combination has been developed which can irreversibly getter hydrogen from closed systems via chemical reaction. The unsaturated organic is 1, 6-diphenoxy-2, 4-hexadiyne or dimerized phenyl propargyl ether (DPPE),
Autor:
L. A. Harrah
Publikováno v:
IEEE Transactions on Nuclear Science. 17:278-283
The deposition profiles for the pulsed electron beams in solid radiation sensitive plastics have been measured and indicate a pronounced range shortening at charge fluences greater than 0.5 microcoulombs/cm2. This range shortening, due to charge trap
Autor:
L. A. Harrah
Publikováno v:
Molecular Crystals. 9:197-210
The ESR spectra of radicals produced in Co60 γ-irradiated polystyrene have been studied for doses ranging from 1 to 700 megarads. At least three distinct radical species are observed to occur in this dose range. The observed 100 electron volt yield
Autor:
R. C. Powell, L. A. Harrah
Publikováno v:
The Journal of Chemical Physics. 55:1878-1884
The light output intensities from commercial Pilot B and similar plastic scintillators having a poly(vinyl toluene) host were measured as a function of dose from a pulsed electron beam machine. At doses exceeding ∼ 1.5 × 104 rad in 3 × 10−9 sec
Autor:
L. A. Harrah
Publikováno v:
The Journal of Chemical Physics. 56:385-389
The fluorescence spectra of solutions of poly (2‐vinyl naphthalene) in both fluid and glassy solvents have been studied at room temperature and at liquid‐nitrogen temperature. Excimer emission was observed at all temperatures in glassy solution,
Autor:
L. A. Harrah, J. M. Zeigler
Publikováno v:
Journal of Polymer Science Part C: Polymer Letters. 25:205-207
Autor:
J. M. Zeigler, L. A. Harrah
Publikováno v:
Journal of Polymer Science: Polymer Letters Edition. 23:209-211
Autor:
J. M. Zeigler, L. A. Harrah
Publikováno v:
Macromolecules. 20:2037-2039