Problem 842

Summary:	The default behaviour for UNIFIED model and dielectric_metal surfaces does not agree with ADG
Product:	Geant4	Reporter:	gum
Component:	processes/optical	Assignee:	gum
Status:	RESOLVED FIXED
Severity:	normal
Priority:	P2
Version:	7.1
Hardware:	PC
OS:	Linux

Description gum 2006-02-17 18:03:06 CET

According to the Application Developers Guide, when you define an optical
surface with the unified model but don't specify the refletion coefficients, the
default is Lambertian reflection. However, in this case GEANT defaults to Spike
reflection. See also the HyperNews:

http://geant4-hn.slac.stanford.edu:5090/HyperNews/public/get/materials/61.html

Comment 1 gum 2006-02-17 18:14:59 CET

Fix is tagged as op-V08-01-00 and will be available in the next correction patch