4 Atoms LABORATORY DETECTION OF THE C3N AND C4H FREE RADICALS C. A. Gottlieb, E. W. Gottlieb, P. Thaddeus, and H. Kawamura Astrophysical Journal, 275: 916- 921,1983 link to paper LABORATORY DETECTION OF THE C3H RADICAL C. A. Gottlieb, J. M. Vrtilek, E. W. Gottlieb, P. Thaddeus, and A. Hjalmarson Astrophysical Journal, 294: L55-L58,1985 link to paper ASTRONOMICAL IDENTIFICATION OF THE C3H RADICAL P. Thaddeus, C. A. Gottlieb, A. Hjalmarson, L. E. B. Johansson, W. M. Irvine, P. Friberg, and R. A. Linke Astrophysical Journal, 294: L49- L53, 1985 link to paper THE ROTATIONAL SPECTRUM OF THE C3H RADICAL C. A. Gottlieb, E. W. Gottlieb, P. Thaddeus, and J. M. Vrtilek Astrophysical Journal, 303: 446-450, 1986 link to paper LABORATORY MEASUREMENT OF THE ROTATIONAL SPECTRUM OF HCCS J. M. Vrtilek, C. A. Gottlieb, E. W. Gottlieb, W. Wang, and P. Thaddeus Astrophysical Journal Letters, 398: L73-L76, 1992 link to paper AN ab initio STUDY OF THE HNCN RADICAL F.-M. Tao and W. Klemperer Michael C. McCarthy, C. A. Gottlieb, and P. Thaddeus Journal of Chemical Physics, 100: 3691-3694, 1994 link to paper EVIDENCE FOR NONRIGID HCCN M. C. McCarthy, C. A. Gottlieb, A. L. Cooksy and P. Thaddeus Journal of Chemical Physics, 103: 7779-7787, 1995 link to paper STRUCTURE OF THE CCCN AND CCCCH RADICALS: ISOTOPIC SUBSTITUTION AND ab initio THEORY M. C. McCarthy, C. A. Gottlieb, P. Thaddeus, M. Horn and P. Botschwina Journal of Chemical Physics, 103: 7820-7827, 1995 link to paper RHOMBOIDAL SiC3 M. C. McCarthy, A. J. Apponi, and P. Thaddeus Journal of Chemical Physics, 110: 10645-10648, 1999 link to paper THE ROTATIONAL SPECTRUM OF RHOMBOIDAL SiC3 A. J. Apponi, M. C. McCarthy, C. A. Gottlieb, and P. Thaddeus Journal of Chemical Physics, 111: 3911-3918, 1999 link to paper ASTRONOMICAL DETECTION OF RHOMBOIDAL SiC3 A. J. Apponi, M. C. McCarthy, C. A. Gottlieb, and P. Thaddeus The Astrophysical Journal, 516: L103-L106, 1999 link to paper RHOMBOIDAL SiC3 M. C. McCarthy, A. J. Apponi, and P. Thaddeus Journal of Chemical Physics, 110: 10645-10648, 1999 link to paper A SECOND RHOMBOIDAL ISOMER OF SiC3 M. C. McCarthy, A. J. Apponi, and P. Thaddeus Journal of Chemical Physics, 111: 7175-7178, 1999 link to paper LABORATORY DETECTION OF FIVE NEW LINEAR SILICON CARBIDES: SiC3, SiC5, SiC6, SiC7, AND SiC8 M. C. McCarthy, A. J. Apponi, C. A. Gottlieb, and P. Thaddeus The Astrophysical Journal, 538: 766-772, 2000 link to paper ROTATIONAL SPECTRA OF SiCN, SiNC, AND THE SiCnH (n= 2, 4-6) RADICALS M. C. McCarthy, A. J. Apponi, C. A. Gottlieb, and P. Thaddeus Journal of Chemical Physics, 115: 870-877, 2001 link to paper LABORATORY DETECTION OF HSiCN and HSiNC M. Eugenia Sanz, Michael C. McCarthy, and Patrick Thaddeus Astrophysical Journal Letters, 577: L71-L74, 2002 link to paper AB INITIO THEORY AND ROTATIONAL SPECTRA OF LINEAR CARBON CHAINS SiCnS Peter Botschwina, M. Eugenia Sanz, Michael C. McCarthy, and Patrick Thaddeus Journal of Chemical Physics, 116: 10719-10729, 2002 link to paper ROTATIONAL SPECTRA OF THE NITROGEN-SULFUR CARBON CHAINS NCnS, n = 1-7 M. C. McCarthy, A. L. Cooksy, S. Mohamed, V. D. Gordon, and P. Thaddeus Astrophysical Journal Supplement Series, 144: 287-297, 2003 link to paper GEOMETRICAL STRUCTURE OF MONOBRIDGED DISILYENE Si(H)SiH M. C. McCarthy and P. Thaddeus Journal of Molecular Spectroscopy, 222: 248-254, 2003 link to paper TETRASULFUR, S4: ROTATIONAL SPECTRUM, INTERCHANGE TUNNELING, AND GEOMETRICAL STRUCTURE M. C. McCarthy, S. Thorwirth, C. A. Gottlieb, and P. Thaddeus Journal of Chemical Physics, 121: 632-635, 2004 link to paper THE RADIO SPECTRA OF S3 and S4 C. A. Gottlieb, S. Thorwirth, M. C. McCarthy, and P. Thaddeus Astrophysical Journal, 619: 939-944, 2005 link to paper LASER SPECTROSCOPY OF Si3C John F. Stanton. John Dudek, Patrice Theule, Harshal Gupta, M. C. McCarthy, and P. Thaddeus Journal of Chemical Physics, 122: 124314 (1-6), 2005 link to paper THE ROTATIONAL SPECTRUM AND CARBON-13 HYPERFINE STRUCTURE OF THE C3H, C5H, C6H, AND C7H RADICAL M. C. McCarthy and P. Thaddeus Journal of Chemical Physics, 122: 174308 (1-9), 2005 link to paper VIBRATIONAL EXCITATION AND RELAXATION OF FIVE POLYATOMIC MOLECULES IN AN ELECTRICAL DISCHARGE M. Eugenia Sanz, M. C. McCarthy, and P. Thaddeus Journal of Chemical Physics, 122: 194319 (1-10), 2005 link to paper ROTATIONAL SPECTROSCOPY AND EQUILIBRIUM STRUCTURES OF S3 AND S4 S. Thorwirth, M.C. McCarthy, C.A. Gottlieb, P. Thaddeus, H. Gupta and J. F. Stanton Journal of Chemical Physics, 123: 054326 (1-10), 2005 link to paper Laboratory Detection of the Elusive HSCO+ Isomer M. C. McCarthy and P. Thaddeus Journal of Chemical Physics, 127: 221104/1-4, 2007 link to paper