May 21, 2025 A reusable filtration material made from engineered wood and polymer coating captures harmful organic compounds and microbes without chemical additives. (Nanowerk Spotlight) Access to clean drinking water remains uneven across the globe, particularly in regions where infrastructure is underdeveloped or where natural water sources are contaminated with...
Femtosecond-level precision achieved in chip-scale soliton microcombs
May 21, 2025 New silicon nitride microresonator cuts timing jitter in soliton microcombs, boosting precision for lidar, quantum metrology, and ultrafast communications. (Nanowerk News) Laser frequency combs are light sources that produce evenly spaced, sharp lines across the spectrum, resembling the teeth of a comb. They serve as precise rulers...