Santa Clara, CA and Kyoto, Japan, Aug. 04, 2026 (GLOBE NEWSWIRE) — ROHM Semiconductor today announced it has developed a 2nd Generation terahertz (THz) wave oscillation device using semiconductor elements known as Resonant Tunneling Diodes (RTDs). ROHM is making the device available via the RTD-EVK-G2 Terahertz Wave Device Evaluation Kit, which includes a sample device, cable, and evaluation board. The kit enables companies and research institutions to evaluate THz wave oscillation and detection in a compact development environment.