TEM (a, b, and c) images of prepared mesoporous silica nanoparticles with mean outer diameter: (a) 20nm, (b) 45nm, and (c) 80nm. SEM (d) image corresponding to (b). The insets are a high magnification of mesoporous silica particle.
The Definition of a Monochrome Laser Printer. Monochrome laser printers are machines that print text and images from computers by using a laser beam to control where a single color is applied to paper. They're often faster than other types of printers and can generally produce large numbers of black-and-white documents cheaper than other printers.
Printers that deliver outstanding print quality. The new HL-2040 and HL-2070N monochrome laser. printers from Brother are ideal for home or home. office use. Offering a compact footprint, fast print speed, excellent print quality, robust standard memory, and. flexible connectivity, these printers deliver both the.