The UC Davis device exploits the properties of photon-trapping surface textures (PTST), surface modifications that enhance the light absorption capabilities of silicon photodiodes in the near-IR range ...
For decades, the ability to visualize the chemical composition of materials, whether for diagnosing a disease, assessing food ...
Meet the world’s smallest optical spectrometer. Crafted from a single nanowire less than 100 µm long, the device can measure the intensity of colored light across the visible spectrum and may ...