systematic investigation or search carried out in a field of science or technology by means of experiment or analysis . . . to advance scientific knowledge or to achieve technological advancement
Experimental development to achieve technological advancement to create new materials, devices, products, or processes, or improve existing ones;
applied research to advance scientific knowledge with a specific practical application in view;
basic research to advance scientific knowledge without a specific practical application in view; and
support work in engineering, design, operations research, mathematical analysis, computer programming, data collection, testing, etc that directly supports , the eligible experimental development, or applied or basic research.