Hollow carbon nanospheres (HCNSs) were fabricated by annealing the Cu–C core–shell nanoparticles at 1250 °C in vacuum. The as-obtained HCNSs have ultrathin shell of 1–3 nm in thickness, small size of ...

The Logitech G915 X LIGHTSPEED is an improvement over the original, and the updated hardware makes it a fantastic but pricey, ...