PRESSURE BROADENING, SHIFTS, AND LINE MIXING IN THE $\nu_4$ BAND SYSTEM OF CH$_4$

Author Institution: Science Directorate, NASA Langley Research Center, Hampton, VA 23681-2199; Department of Physics, The College of William and Mary, Williamsburg, VA 23187-8795; Department of Physics, The University of Lethbridge, Lethbridge, AB T1K 3M4,; Canada