Atomera Incorporated (NASDAQ: ATOM), a semiconductor materials and technology licensing company, today announced an expanded collaboration with Synopsys, Inc. — the leader in engineering solutions from silicon to systems — to advance gallium nitride (GaN) device modeling for radio frequency (RF) and power semiconductor applications. The work builds on the companies' long-standing relationship around Synopsys' Sentaurus™ TCAD and Atomera's MSTcad™ toolset and extends the collaboration into GaN workflows to support bringing higher-quality GaN solutions to market.