1991 Table of Contents

Preface

ComputeInterfacinfoSFF

A Flexible File Format for Solid Freeform Fabrication 1 
Steven J. Rock and Michael J. Wozny

Inverse Geometry for Stereolithographic Manufacturing 13
Don R. Brown, Venkatesh Subramanyan and Samuel Drake

Software Testbed for Selective Laser Sintering 21 
Richard H. Crawford, Suman Das, and J. J. Beaman

Utilizing Topological Information to Increase Scan Vector Generation Efficiency 28 
Steven J. Rock and Michael J. Wozny

Solid Freeform Fabrication Laser Tracking Control 37 
Ying-Jeng Engin Wu and Joseph J. Beaman

Polymers

ModefoPartiaViscouSinterin4
Ming-shen Sun, MJChristiaNelsonJosepJBeamaanJoeWBarlow

ThRelationshioProcesCharacteristicoStereolithographtPrototypDimension56
VCariapaSKLiananWEBrowerJr.

Models for the Prediction of the Thermal Conductivities of Powders 62
SamueXXuanJoeWBarlow

PolymeriPowdeMateriaTechnologfoSelectivLaseSinteringThOveralVie70
Biing-Lin

Post-Processing Selective Laser Sintered Polycarbonate Parts 78
JNelsonNKVailMMSuanJWBarlow

Metals

ControllinthMicrostructuroArSprayeShell213
PSFussellHOKKirchnerFBPrinanLWeiss

SelectivLaseSinterinoCu-Pb/SSoldePowder236
JAManriquez-FrayranDLBourell

SelectivLaseSinterinoCopper-PMMSyste245
BBadrinarayaanJWBarlow

SelectivLaseSinterintProducNi-SIntermetalliPart251
WendWeisanDLBourell

Gas Phase

SelectivAreLaseDeposition -MethooSoliFreeforFabricatio259
WRichardThissellGuishenZongJameTompkinsBrittoRBirminghaanHLMarcus

ProcessinProblemAssociatewitGaPhasSoliFreeforFabricatioUsinPyrolytiSelectivAreLaseDepositio271
GuishenZongJameTokinsWRichardThissellESajoanHarriLMarcus

MovinBoundarTransporPhenomenISelectivAreLaseDepositioProces279
GuishenZonanHarriLMarcus

SelectivAreLaseDepositiofroAcetylenanMethantIncreasDepositioContro288
BrittoRBirminghamGZongJVTompkinanHLMarcus