Formerly the name carbohydrate was used in chemistry for any compound with the formula C m (H 2 O) n. Following this definition, some chemists considered formaldehyde (CH 2 O) to be the simplest carbohydrate, while others claimed that title for glycolaldehyde.
Samsung unveils 2.5-inch 16TB SSD: The worldâs largest hard drive. Third-generation 3D V-NAND is now up to 48 TLC layers and 256Gbit per die. At the Flash Memory Summit in California, Samsung has unveiled what appears to be the world's largest hard driveâand somewhat surprisingly, it uses NAND flash chips rather than spinning platters.
Simple design. You can call the Seagate Expansion a typical portable drive. Measuring 4.8 inches by 3.2 inches by 0.6 inch (12.2 by 8.1 by 1.52cm), it's as big as you'd imagine a squarish plastic box holding a standard 2.5-inch hard drive on the inside would be. Basically, it's small enough to be easily tucked in inside a purse or your back pocket.