The present invention relates to systems, compositions and methods for the conversion of lignocellulosic material to recalcitrant cellulose and hydrolyzed sugars and products produced therefrom. The floating carrier has a supporting structure. The slew rate control circuit generates, according to the control signals, drive signals driving the output transistors to be turned on, and variably sets respective delay times of the drive signals according to the control signals. A method of executing a process includes identifying a set of states to be executed, issuing state commands that need to be issued to execute the current state in the set of states, and activating a next state only after all expected status reports have been received for the current state. The receiving device of the wiper arrangement includes a recess designed to complement the thickened section and in which the thickened section can be received in the manner of a snap-locking connection. A paper-like material is described using nanoparticles that are selectively controlled to show a substantially dark, gray, or white dot depending on an emitted signal or field in a printer or copier device.