1. Investigation into Non-Conventional Mold Designs using 3D Sand-Printing in Castings Open Access Author: Sama, Santosh Reddy Title: Investigation into Non-Conventional Mold Designs using 3D Sand-Printing in Castings Graduate Program: Mechanical Engineering Keywords: 3D Sand-PrintingSand CastingAdditive ManufacturingGating SystemProcess MonitoringInternet of ThingsConical-Helix Sprue File: Download Santosh_Sama_MSME_Final.pdf Committee Members: Guhaprasanna Manogharan, Thesis Advisor/Co-AdvisorRobert Carl Voigt, Committee MemberPaul Carl Lynch, Committee Member