teflon lens harmonic multiplie r Gunn diode Scrap of paper Tie-Dyed McMahon Group Members Nikki Burrmann Jessica Menke Thomas Draxler Laura Kopff Terese Kreifels Alex Nolan Chris Shaffer Katherine Windsor Millimeter-wave Rotational Spectroscopy of Pyridine (C 5 H 5 N), Pyridazine (C 4 H 4 N 2 ), and Their Discharge Products with efforts toward Phenyl Radical (C 6 H 5 ), ortho-Benzyne (o-C 6 H 4 ), Protonated Benzene (C 6 H 7 + ) Brian J. Esselman , Brent K. Amberger , Mitchell A. Daane, R. Claude Woods,* and Robert J. McMahon* Department of Chemistry, University of Wisconsin, 1101 University Avenue, Madison, WI 53706 Special Thanks to Prof. John Stanton Dr. Harshal Gupta