A grid nozzle assembly for a fluidized bed reactor, a fluidized bed reactor with a grid nozzle assembly, a method of mounting a grid nozzle assembly as a replacement in a fluidized bed reactor, and a method of replacing a grid nozzle assembly in a fluidized bed reactor. Specifically, the energy status of a lattice-based protein conformation is evaluated by modeling the folding process through a pipelined digital circuit using a number of state machines. The barrel includes a mid-barrel variable restriction valve assembly, and the screw assembly has a disruptinghomogenizing screw section therein upstream of the valve assembly. A second head is also provided, and is configured as a bar shape that extends approximately the diameter of the wafer, and the second head is configured for placement on a second side of the substrate, such that the second side is opposite the first side. This bolster dressing reduces edema, hematoma, seroma and shear of the wound bed. A mirror system having a small mass is provided that, by means of an electrostatic drive, makes extremely rapid focussing movements or height detections possible in the case of a small mass.