department of energy doe fy 2004 report to congress laboratory directed research and development ldrd at the national laboratories december table contents executive summary 1 introduction 2 background purpose program 4 financial information funding mechanism expenditures 3 allocation percentages 5 workforce 7 work for others wfo conclusions 9 note listing projects appendix secretarial affirmation a1 legal authority order a2 authorization basis orders governing management oversight a3 overview planning implementation reporting a4 strategic call proposals selection plant demonstration a5 6 site a6 s multi