# Groundbreaking Discovery in Laser-Controlled Electron Flow University of Michigan achieves semiconductor control without electricity. - **Source:** [Phys.org - latest science and technology news stories](https://brifing.si/source/8b0f98da-d179-4c93-871f-7ac460bf9c61) - **Published:** 2026-07-21 - **Topic:** [Business](https://brifing.si/c/business) - **Original article:** - **On Brifing:** https://brifing.si/s/8795f0b5-08f7-4b0e-a4d4-a751f0adf101 ## Electricity-Free Electron Control Scientists at the University of Michigan have developed a device that directs electron flow in semiconductors using only laser light. This method eliminates the need for traditional electric fields while demonstrating novel physical behavior. ## From Fundamental Science to Applications Although initially aimed at exploring basic physics principles, the invention has wide-ranging applications from sensor technologies to telecommunications. It opens new possibilities for integrating optical and electronic systems. ## Dual-Color Laser System The device utilizes two laser beams operating at different frequencies. This combination creates a special quantum state in the semiconductor material, enabling controlled electron movement. ## Energy Efficiency Advantage Compared to conventional methods, this technology offers significant energy savings, presenting revolutionary potential for portable devices and low-power applications. ## Industrial Application Potential The technology is expected to be used in imaging systems, quantum computing, and high-speed data communication. The research team plans to accelerate commercialization efforts. ## Technology of the Future This discovery could fundamentally change how electronic devices operate. Laser-based control mechanisms may herald a new era in the semiconductor industry. ## Sources covering this story - https://phys.org/news/2026-07-lasers-aim-electron-currents-semiconductor.html — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._