Growth and Properties of InGaAs/FeAl/lnAIAs/lnP Heterostructures for Buried Refector/lnterconnect Applications in InGaAs Thermophotovoltaic Devices Steven A. Ringel, Ohio State University Robert N. Sachs, Ohio State University Linhong Qin, Ohio State University Marvin B. Clevenger, Bettis Atomic Power Laboratory DE-AC11-93PN38195 NOTICE This report was prepared as an account of work sponsored by the United States Government. Neither the United States, nor the United States Department of Energy, nor any of their employees, nor any of their contractors, subcontractors, or their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness or usefulness of any information, apparatus, product or process disclosed, or represents that its use would not infringe privately owned rights.