Nov. 2, 2023 Ribbon cutting for world-class laboratory at AFRL resides in NM The Air Force Research Laboratory, or AFRL, held a ribbon-cutting ceremony Oct. 17, 2023, at Kirtland Air Force Base, to mark the opening of the new Semiconductor Laser Indoor Propagation Range, or SLIPR. This 17,158-square-foot addition consists of a 3,500-square-foot high bay propagation lab.