GENE A. CROWDER DEPARTMENT OF CHEMISTRY LOUISIANA TECH UNIVERSITY PERSONAL DATA: Date of Birth: October 25, 1936 Height: 5'10" Weight: 190 Married: 2 children, ages 25 and 23 EDUCATION: B.S., 1958, Central State University (Oklahoma) M.S., 1961, University of Florida Ph.D., 1964, Oklahoma State University EXPERIENCE: 1958-59: Assistant Research Chemist, Petroleum Chemicals, Inc., Lake Charles, LA. 1964-65: Assistant Professor, West Texas State Univ. 1965 (summer): Postdoctoral Fellow, Oklahoma State Univ. and Bartlesville Petroleum Research Center 1966 (summer): Physical Chemist, Bartlesville Research Center 1965-68: Associate Professor, W.T.S.U. 1968-90: Professor of Chemisty W.T.S.U. 1970-86: Head, Department of Chemistry, W.T.S.U. 1971-75: Coordinator for Physical Sciences Research, Killgore Research Center, W.T.S.U. 1990-present: Professor and Head, Department of Chemistry, Louisiana Tech University HONORS: 1959-61: Research Fellowship, University of Florida 1961-64: Petroleum Research Fund Predoctoral Fellowship, Oklahoma State University 1976: Distinguished Alumni Award, Central State U. 1983: One of approximately thirty-six scientists invited by the editor of the Journal of Molecular Structure to Contribute to the "Golden Issue," Volume 100, of the journal. 1988: Research Award ($1,000), West Texas State University. 1989: Invited by the editor of the Journal of Molecular Structure to Contribute to Volume 200 of the journal. 1990: Invited Lecturer in the Robert A. Welch Foundation Lectureship Program (One of ten lecturers selected from across the country) RESEARCH INTERESTS: Vibrational spectroscopy, conformational anaylsis, normal coordinate calculations, molecular mechanics calculations. Have given invited lectures at several universities. Have directed twenty-six M.S. theses. Manuscript referee for Journal of Physical Chemistry, Vibrational Spectroscopy, Spectrochimica Acta, Journal of Chemical and Engineering Data, Canadian Journal of Spectroscopy, Canadian Journal of Chemistry, Journal of Fluorine Chemistry, Chemical Physics Letters, Chemical Physics, Journal of Computational Chemistry, Texas Journal of Science, and Journal of the American Chemical Society. Reviewer of research proposals for the American Chemical Society and Research Corporation. COURSES TAUGHT: Undergraduate: general chemistry, elementary physical chemistry, physical chemistry Graduate: chemical thermodynamics, vibrational spectroscopy MEMBERSHIPS: American Chemical Society: have served as Chairman, Chairman-Elect, and Secretary of local section Coblentz Society (spectroscopy) Sigma Xi PUBLICATIONS: 160 papers published through 1993 (see attached list) RESEARCH GRANTS: 1990-93: "Conformational Analysis," The Robert A. Welch Foundation, $90,000. (I had to give up this grant when I left Texas.) 1987-90: "Conformational Analysis of Alkynes and Nitriles," The Robert A. Welch Foundation, $75,000. 1984-87: "Vibrational Spectroscopy," The Robert A. Welch Foundation, $72,000. 1981-84: "Vibrational Spectroscopy," The Robert A. Welch Foundation, $72,000. 1978-81: "Vibrational Spectroscopy," The Robert A. Welch Foundation, $64,000. 1975-78: "Vibrational Spectroscopy," The Robert A. Welch Foundation, $54,000. 1972-75: "Vibrational Analysis of Fluorinated Compounds," The Robert A. Welch Foundation, $30,000. 1967-70: "Infrared Spectroscopic Studies of Fluorinated Hydrocarbons," The Robert A. Welch Foundation, $20,000. 1966-68: "Rotational Isomerism in Halogenated Alkenes," Petroleum Research Fund (American Chemical Society), $4,000. 1965-85: numerous small grants ($1,000 to $2,500) from the Organized Research Fund, W.T.S.U. Instrument Grants 1993: "Enhancement of Physical Chemistry Courses," LEQSF, $30,000 (with B. Ramachandran) from Killgore Research Center, (W.T.S.U.): 1988: $ 7,000 for laser tube 1986: $18,000 for Spectra-Physics Argon ion laser 1985: $53,000 for SPEX Raman spectrometer 1980: $45,000 for Nicolet MX-1 FTIR spectrometer 1968: $18,000 for Beckman IR12 spectrophotometer At Louisiana Tech: 1993: $35,000 for Physical Chemistry Laboratory equipment (with B. Ramachandran), Louisiana Educational Quality Support Fund 1990: $50,000 for Nuclear Magnetic Resonance Spectrometer, LEQSF (obtained the remaining $115,000 from Louisiana Tech Univ.) PUBLICATIO NS (G. A. Crowder) 1. "The Hildebrand Rule and the Smoothed-Potential Model," T. M. Reed, III, and G. A. Crowder, Tech. Paper No. 241 of University of Florida Engineering Station, October 1962. 2. "Infrared Spectra of 27 Compounds in the Regions 15-35 and 15- 200 Microns," G. A. Crowder and D. W. Scott, Bureau of Mines Report of Investigations 6630 (1965). 3. "Tetramethyllead: Far Infrared Spectra, Molecular Vibrations, and Chemical Thermodynamic Properties. Resolution of an Entropy Discrepancy," G. A. Crowder, G. Gorin, F. H. Kruse, and D. W. Scott, J. Mol. Spectrosc., 16 (1965) 115. 4. "Liquid-Vapor Frequency Shifts and Torsional Frequencies in Far Infrared Spectra," G. A. Crowder, and D. W. Scott, J. Mol. Spectrosc., 16 (1965) 122. 5. "Vibrational Spectra and Conformational Analysis of 2,3- Dichloropropene," G. A. Crowder, J. Mol. Spectrosc., 20 (1966) 430. 6. "Cyclohexanethiol and 2,4-Dimethyl-3-thiapentane: Molecular Vibrations, Conformational Anaylses, and Chemical Thermodynamic Properties," D. W. Scott and G. A. Crowder, J. Chem. Phys., 46 (1967) 1054. 7. "Acetonitrile: Far Infrared Spectra and Chemical Thermodynamic Properties. Discussion of an Entropy Discrepancy," G. A. Crowder and Bobby R. Cook, J. Phys. Chem., 71 (1967) 914. 8. "Rotational Isomerism in 2,3-Dihalopropenes," G. A. Crowder, J. Mol. Spectrosc., 23 (1967) 1. 9. "Carbon-Halogen Stretching Frequencies and Rotational Isomerism in 2,3-Dihalopropenes," G. A. Crowder, J. Mol. Spectrosc., 23 (1967) 1. 10. "Far Infrared Spectrum of Methyl Thiocyanate, G. A. Crowder, J. Mol. Spectrosc., 23 (1967) 108. 11. "Rotational Isomerism in Bromoacetone and Fluoroacetone," G. A. Crowder and Bobby R. Cook, J. Chem. Phys., 47 (1967) 367. 12. "Rotational Isomerism in Haloacetones. II. Iodoacetone," G. A. Crowder and Bobby R. Cook, J. Chem. Phys., 47 (1967) 1700. 13. "Infrared Spectrum of Chloromethyl Thiocyanate," G. A. Crowder, J. Chem. Phys., 47 (1967) 3080. 14. "Vapor Pressures and Triple Point Temperatures for Several Pure Fluorocarbons," G. A. Crowder, Z. L. Taylor, T. M. Reed III, and J. A. Young, J. Chem. Eng. Data, 12 (1967) 481. 15. "Rotational Isomerism in Symmetrical Difluoroacetone," G. A. Crowder and Bobby R. Cook, J. Mol. Spectrosc., 25 (1968) 133. 16. "Rotational Isomerism in Methallyl Iodide," Fred Northam, Joel Oliver, and G. A. Crowder, J. Mol. Spectrosc., 25 (1968) 436. 17. "Thermodynamic Functions for Methyl Thiocyanate," Bobby R. Cook and G. A. Crowder, J. Chem. Eng. Data, 13 (1968) 69. 18. "Rotational Isomerism in 2-Bromo-2-methylpropionyl Bromide," G.A. Crowder and Fred Northam, J. Mol. Spectrosc., 26 (1968)98. 19. "Torsional Bands in Far-Infrared Spectra of Thiols and Amines," D.W. Scott and G.A. Crowder, J. Mol. Spectrosc., 26 (1968) 477. 20. Vibrational Analysis of Thiophosphoryl Fluoride," G. A. Crowder, J. Chem. Phys., 49 (1968) 4622. 21. Rotational Isomerism in meta-Halobenzaldehydes," G. A. Crowder and Fred Northam, J. Chem. Phys., 50 (1969) 4865. 22. "Infrared Spectrum of CH2=CHCF3 and CH2=CHSiF3," G. A. Crowder and Norman Smyrl, J. Chem. Phys., 53 (1970) 4102. 23. "Vibrational Calculations for Some Alkyl Thiocyanates," G. A. Crowder, J. Mol. Struct., 7 (1971) 147. 24. "Rotational Isomerism in Symmetrical Dihaloacetones," G. A. Crowder and Norman Smyrl, J. Mol. Struct., 7 (1971) 478. 25. "Rotational Isomerism in 4-Halobutenes," G. A. Crowder and Norman Smyrl, J. Mol. Struct., 8 (1971) 255. 26. "Infrared and Raman Spectra of Methyl Trifluoroacetate," G. A. Crowder and Danny Jackson, Spectrochim. Acta, 27A (1971) 1873. 27. "Vibrational Spectra of tert-Butyl Cyanide," G. A. Crowder, J. Phys. Chem., 75 (1971) 2806. 28. "Vibrational Spectra of 2-Fluoropropene," G. A. Crowder and Norman Smyrl, J. Mol. Spectrosc., 40 (1971) 117. 29. "Infrared Spectra of Trifluoroacetate Esters," G. A. Crowder, J. Fluorine Chem., 1 (1971) 219. 30. "Vibrational Spectra of 2,2-Difluoropropane," G. A. Crowder and Danny Jackson, Spectrochim. Acta, 27A (1971) 2505. 31. "Rotational Isomerism in Haloalkenes. CH2=CH(CH2)n Cl and CH2=CH(CH2)n Br," G. A. Crowder, J. Mol. Struct., 10 (1971) 290. 32. "Rotational Isomerism in Haloalkenes. CH2=C(CH2Cl)2," G. A. Crowder, J. Mol. Struct., 10 (1971) 294. 33. "Vibrational Assignment and Rotational Isomerism of 2-Chloro-1- butene and 2-Bromo-1-butene," G. A. Crowder and Norman Smyrl, J. Mol. Struct., 10 (1971) 373. 34. "Force Constants for 3-Chloropropyne and Chloro-2-Butyne," G. A. Crowder, Mol. Phys., 22 (1971) 971. 35. "Computer Program for Obtaining Restricted Internal Rotational Contributions to the Thermodynamic Functions," G. A. Crowder and Patrick Riley, J. Chem. Educ., 49 (1972) 30. 36. "Infared and Raman Spectra of Pentafluoropropionic Acid," G. A. Crowder, J. Fluorine Chem., 1 (1972) 385. 37. "Vibrational Assignment and the Effect of Free Internal Rotation of 1,4-Dichloro-2-butyne," G. A. Crowder, J. Mol. Structure., 12 (1972) 302. 38. "Force Constants and Normal Vibrations of the Haloacetoni triles," G. A. Crowder, Mol. Phys., 23 (1972) 707. 39. "Infared and Raman Spectra of Vinyl Trifluoroacetate," G. A. Crowder, Spectrochim. Acta, 28A (1972) 1625. 40. "The C-S Stretching Frequency in Thiol Acids and Esters," G. A. Crowder, Appl. Spectrosc., 26 (1972) 486. 41. "Force Field for CF3CHO and CF3CDO," G. A. Crowder, J. Fluorine Chem., 2 (1972) 107. 42. "Infrared Spectra of Pentafluoropropionic Esters," G. A. Crowder, J. Fluorine Chem., 2 (1972) 217. 43. "Rotational Isomerism in CF3C(=O)CH2Br," G. A. Crowder and Pote Pruettiangkura, J. Mol. Struct., 15 (1973) 161. 44. "Vibrational Spectra and Rotational Isomerism of Fluoro acetone," G. A. Crowder and Pote Pruettiangkura, J. Mol. Struct., 15 (1973) 197. 45. "Vibrational Spectra and Rotational Isomerism of 2,2- Difluoro propyl Chloride," G. A. Crowder, J. Mol. Struct., 15 (1973) 351. 46. "Infrared Spectrum and Rotational Isomerism of Trifluoroacrylyl Fluoride," G. A. Crowder, J. Mol. Struct., 16 (1973) 161. 47. "C-F Stretching Frequencies of Rotational Isomers of n-Alkyl Fluorides," G. A. Crowder and H.K. Mao, J. Mol. Struct., 16 (1973) 165. 48. "Vibrational Analysis of the 1,1,1-Trifluoroethyl Halides," G. A. Crowder, J. Fluorine Chem., 3 (1973) 125. 49. "Infared Spectra of Heptafluorobutyric Acid and Some of Its Esters," G. A. Crowder, J. Fluorine Chem., 3 (1973) 133. 50. "Vibrational Spectra of 2,2-Dimethylpropanal," G. A. Crowder, J. Chem. Soc. Perkin II, (1973) 1241. 51. "Infrared and Raman Spectra of 3-Butyne-2-one," G. A. Crowder, Spectrochim. Acta, 29A (1973) 1885. 52. "Vibrational Analysis of Ethyl and n-Propyl Fluorides," G. A. Crowder and H. K. Mao, J. Mol. Struct., 18 (1973) 33. 53. "Rotational Isomers of Symmetrical Difluoroacetone," G. A. Crowder and Pote Pruettiangkura, J. Mol. Struct., 18 (1973) 177. 54. "Vibrational Spectra of Trifluorothiolacetic Acid: Hydrogen Bonding and Conformational Effects." G. A. Crowder, Appl. Spectrosc., 27 (1973) 440. 55. "Infrared Spectra and Vibrational Analysis of Ethyl Iodide and Some Deuterated Derivatives," G. A. Crowder, J. Mol. Spectrosc., 48 (1973) 467. 56. "Rotational Isomerism in Fluorinated Ketones: CF3C(=0)CF2Cl and CF2Cl(=O)CF2Cl," G. A. Crowder and Pote Pruettiangkura, J. Fluorine Chem., 4 (1974) 433. 57. "Vibrational Analysis of n-Butyl, n-Pentyl, and n-Hexyl Fluor- ides," G. A. Crowder and Hsiang-Kuen Mao, J. Mol. Struct., 23 (1974) 161. 58. "Vibrational Assignment of 2-Fluoropropane," G. A. Crowder and Thomas Koger, J. Mol. Struct., 23 (1974) 311. 59. "Vibrational Analysis of 1-Iodopropane, 1-Iodobutane, and 1,3- Diiodopropane," G. A. Crowder and Syed Ali, J. Mol. Struct., 25 (1975) 377. 60. "Vibrational Anaylsis of 1,4-Diiodobutane." G. A. Crowder and Syed Ali, J. Mol. Struct., 27 (1975) 43. 61. "Vibrational Analysis of Chloromethyl Thiocyanate," G. A. Crowder, Tex. J. Sci. 26 (1975) 565. 62. "Calculation of Barriers to Internal Rotation from Torsional Frequencies," G. A. Crowder, Tex. J. Sci. 26 (1975) 571. 63. "Vibrational Analysis of 2-Fluoropropane and 2-Fluorobutane," G. A. Crowder and Thomas Koger, J. Mol. Struct. 29 (1975) 233. 64. "Vibrational Anaylsis of Thiolacetic Acid," G. Crowder, Earl Robertson, and Ken Potter, Can. J. Spectrosc. 20 (1975) 49. 65. "Vibrational Assignment and Force Field for 2-Fluoroethanol," G. Crowder and Douglas Tennant, J. Fluorine Chem. 6 (1975) 279. 66. "Vibrational Analysis of 1-Iodopropane-d7 and 1-Iodobutane-d9. A Force Field for Primary Iodides," G. Crowder and Syed Ali, J. Mol. Struct. 30 (1976) 181. 67. "Rotational Isomerism and Hydrogen Bonding in Thiolpropionic Acid," G. Crowder, J. Mol. Struct. 32 (1976) 207. 68. "Rotational Isomerism in 1,6-Dichlorohexane, 1,6-Diiodohexane, and 1-Chloro-6-iodohexane," G. Crowder, Mary Townsend, and Mohammad Jalilian, J. Mol. Struct. 32 (1976) 403. 69. "Rotational Isomerism in Fluorinated Compounds: 1,3-Difluoro-2- propanol," G. Crowder and Douglas Tennant, J. Fluorine Chem. 7 (1976) 537. 70. "Infrared Spectra and Rotational Isomerism of 1-Iodopentane and 1-Iodohexane," G. Crowder and Mohammad Jalilian, J. Mol. Struct. 33 (1976) 127. 71. "Conformational Analysis of 1-Chloro-4-iodobutane and 1-Chloro- 5-iodopentane," G. A. Crowder and Syed Ali, J. Mol. Struct. 34 (1976) 47. 72. "Vibrational Analysis and Force Field for some Secondary Iodides," G. Crowder and Zahra Najafi, Can. J. Chem. 55 (1977) 310. 73. "On the Conformational Assignments of 1,3-Dibromopropane and 1- Bromo-3-Methylpentane," G. A. Crowder, Spectrochim. Acta 33A (1977) 721. 74. "Barriers to Internal Rotation in 2-Bromopropene and 2- Iodopropene," G. A. Crowder and Royce Waltrip, Texas J. Sci. 28 (1977) 219. 75. "Vibrational Analysis of Alkyl Bromides. I. 1-Bromopropane through 1-Bromoheptane," G. A. Crowder and Mohammad-Reza Jalilian, Can. J. Spectrosc. 22 (1977) 1. 76. "Vibrational Analysis of Alkyl Bromides. II. Secondary Bromides." G. A. Crowder and Maurice Iwunze, Can. J. Chem. 55 (1977) 3413. 77. "Vibrational Spectra and Conformational Behavior of Benzyl Fluoride," G. A. Crowder and Mary Townsend, J. Fluorine Chem. 10 (1977) 181. 78. "Normal Coordinate Anaylsis of CF3CF3," G. A. Crowder, J. Fluorine Chem. 10 (1977) 241. 79. "Vibrational Spectra of 1-Butanol," G. A. Crowder and Mary Jane Townsend, J. Mol Struct. 42 (1977) 27. 80. "Vibrational Anaylsis of Alkyl Bromides. III. Branched Chain Bromides: 1-Bromo-3 methylbutane and 1-Bromo-4-methylpentane," G. A. Crowder and Mohammad-Reza Jalilian, J. Mol. Struct. 42 (1977) 71. 81. "Topics in Current Chemistry; Bonding and Structure: Book Review," G. A. Crowder, J. Am. Chem. Soc. 99 (1977) 6786. 82. "Vibrational Analysis of Alkyl Bromides. IV. Branched Chain Bromides: 1-Bromo-2-Methylalkanes and 3-Bromomethylpentane," G. A. Crowder and Mohammad-Reza Jalilian, Spectrochim. Acta 34A (1978) 707. 83. "Ideal Gas Thermodynamic Functions of the 2-Halopropenes," G. A. Crowder and Royce W. Waltrip, Tex. J. Sci., 29 (1977) 279. 84. "Vibrational Analysis of Alkyl Iodides: 1-Iodo-2-methylpropane and 1-Iodo-3-methylbutane," G. A. Crowder and Mohammmad-Reza Jalilian, J. Mol. Struct. 49 (1978) 287. 85. "Vibrational Analysis of Alkyl Bromides. V. 1-Bromo-2,2- dimethylpropane," G. A. Crowder, Clay Harper, and Mohammad-Reza Jalilian, J. Mol. Struct. 49 (1978) 403. 86. "Vibrational Anaylsis of 1,3-Dichlorobutane and 1,3-Dibromo- butane," G. A. Crowder and Charles Smith, J. Mol. Struct. 51 (1979) 157. 87. "Rotational Isomerism in 2-Chloro-4-methylpentane and 3-Chloro- 2-methylpentane," G. A. Crowder, J. Mol. Struct. 53 (1979) 297. 88. "Vibrational Spectra of o-Fluorobenzyl Alcohol," G. A. Crowder, J. Fluorine Chem. 14 (1979) 77. 89. "Infrared and Raman Studies of Rotational Isomerism in meso- 2,3-Dibromo-1,4-dichlorobutane," G. A. Crowder, J. Raman Spectrosc. 8 (1979) 206. 90. "Computer Program for Determining the Z matrix for Normal Coordinate Calculations," G. A. Crowder and James K. Potter, Appl. Spectrosc. 33 (1979) 649. 91. "Infrared and Raman Spectral Studies of meso-1,2,3,4Tetrabromo- butane and meso-1,2,3,4-Tetrachlorobutane," G. A. Crowder, J. Raman Spectrosc. 8 (1979) 320. 92. "Vibrational Spectra of 2,2-Dichlorobutane," G. A. Crowder and Way-Yu Lin, J. Mol. Struct. 62 (1980) 1. 93. "Vibrational Spectra of 3-Butyn-1-ol," G. A. Crowder and Ernest Loya, J. Mol. Struct. 62 (1980) 297. 94. "Conformations of 1,3-Dichloro-2,2-dimethylpropane and 1,2,2,3- Tetrachloropropane," G. A. Crowder, J. Mol. Struct. 63 (1980) 301. 95. "Vibrational Spectra of 1-chloro-2-methylpropane and 1-Chloro- 2,2-dimethylpropane," G. A. Crowder and Way-Yu Lin, J. Mol. Struct. 64 (1980) 193. 96. "Vibrational Analysis of Tertiary Alkyl Chlorides," G. A. Crowder and Clay Harper, J. Mol. Struct. 68 (1980) 89. 97. "Vibrational Anaylsis of 1,1-Dichlorobutane," G. A. Crowder, J. Mol. Struct. 70 (1981) 193. 98. "Conformational Behavior of Several Halogenated Compounds," G. A. Crowder, J. Mol. Struct. 73 (1981) 239. 99. "Vibrational Analysis of 1,4-Dibromopentane, "G. A. Crowder and Charles Smith, J. Mol. Struct. 75 (1981) 155. 100. "Vibrational Analysis of 1,2-Dichloroalkanes, " G. A. Crowder and James K. Potter, J. Mol. Struct. 75 (1981) 161. 101. "Vibrational Analysis of 1,2-Dichloro-2-methylpropane and 1,2- Dibromo-2-methylpropane," G. A. Crowder and Mary T. Richardson, J. Mol. Struct. 78 (1982) 229. 102. "Vibrational Analysis of (CH3)2CCl-(CH2)n-CH(CH3)2." G.A. Crowder and Mary T. Richardson, Spectrochim. Acta 38 (1982) 1123. 103. "Vibrational Analysis of Tertiary Alkyl Bromides," G. A. Crowder, Mary Richardson and Lorelei Gross, J. Mol. Struct. 95 (1982) 169. 104. "Vibrational Spectra and Conformational Behavior of 1,2,2,3- Tetrachloropropane and 1,3-Dichloro-2,2-dimethylpropane," D. L. Powell, P. Klaeboe, K. Saebo and G. A. Crowder, J. Mol. Struct. 98 (1983) 55. 105. "Conformational Analysis of 2,4-Dibromopentane and 2,5-Di- bromohexane," G. A. Crowder, J. Mol. Struct. 98 (1983) 201. 106. "Vibrational Analysis of a Series of n-Alkyl Fluorides in the Solid State," G. A. Crowder and James M. Lightfoot, J. Mol. Struct. 99 (1983) 77. 107. "Conformational Analysis of 2-Chloro-4-methylpentane and 2- Bromo-4-methylpentane," G. A. Crowder and R. M. P. Jaiswal, J. Mol. Struct. 99 (1983) 93. 108. "Conformational and Vibrational Analysis with the Aid of Normal Coordinate Calculations," G. A. Crowder, J. Mol. Struct. 100 (1983) 415 (Invited Paper). 109. "Vibrational Analysis of Dimethylpentanes," R. M. P. Jaiswal and G. A. Crowder, Can. J. Spectrosc. 28 (1983) 160. 110. "Vibrational Analysis of some Dimethylhexanes," G. A. Crowder and R. M. P. Jaiswal, J. Mol. Struct. 102 (1983) 145. 111. "Vibrational Analysis of some Trimethylalkanes," G. A. Crowder and Loreli Gross, J. Mol. Struct. 102 (1983) 257. 112. "Vibrational Assignment for 2-Iodo-2-methylbutane," G. A. Crowder, Chem. Script. 23 (1984) 45. 113. "Vibrational Analysis of 2,3,4-Trimethylpentane and 2,3,4- Trimethylhexane," G. A. Crowder and Loreli Gross, J. Mol. Struct. 118 (1984) 135. 114. "Vibrational Analysis of 1,1-Difluoroethane, G. A. Crowder and G. A. Guirgis, J. Fluorine Chem. 25 (1984) 405. 115. "Vibrational Analysis of 2,2,3,3- and 2,2,4,4-Tetramethyl- pentanes," G. A. Crowder and Lorelei Gross, Chem. Script. 25 (1985) 150. 116. "Vibrational Spectra of Centrosymmetric Molecules. III. meso- 3,4-Dibromohexane and meso-2,3,4,5-Tetrabromohexane," G. A. Crowder, J. Mol. Struct. 131 (1985) 245. 117. "Conformational Analysis of Some Dimethylheptanes with the Aid of Normal Coodinate Calculations," G. A. Crowder and Lorelei Lynch, J. Comput. Chem. 6 (1985) 1613. 118. "Rotational Isomerism in Fluorinated Compounds: 1,3-Difluoro-2- chloropropane," G. A. Crowder, J. Fluorine Chem. 30 (1985) 351. 119. "Vibrational and Conformational Analysis of 2-Methylpentane and 3-Methylpentane," G. A. Crowder and David Hill, J. Mol. Struct. 145 (1986) 69. 120. "Conformational Analysis of 2,2,3-Trimethylhexane and 2,2,4- Trimethylhexane," G. A. Crowder, J. Mol. Struct. 145 (1986) 77. 121. "Rotational Isomerism in 1-Pentyne," G. A. Crowder, Spectrochim. Acta 42A (1986) 941. 122. "Vibrational Spectra and Force Field for 2-Pentyne," G. A. Crowder and Pat Blankenship, Phys. Script. 34 (1986) 32. 123. "Vibrational Analysis of 2,2-Dichloropropane and 2,2-Dichloro- propane-d6," G. A. Crowder, Spectrochim. Acta 42A (1986) 1979. 124. "Conformational Analysis of 2-Methylhexane and 3-Methylhexane," G. A. Crowder, Spectrosc. Lett. 19 (1986) 639. 125. "Raman Spectrum of Chloromethyl Thiocyanate," G. A. Crowder, Spectrosc. Lett. 19 (1986) 713. 126. "Vibrational Analysis of 1-Butyne and 1-Pentyne," G. A. Crowder and Harold Fick, J. Mol. Struct. 147 (1986) 17. 127. "Vibrational Assignment for Propionitrile," G. A. Crowder, Spectrochim. Acta 42A (1986) 1229. 128. "Conformational Analysis of 3,3-Dimethylhexane," G. A. Crowder, Spectrosc. Lett. 19 (1986) 783. 129. "Conformational Analysis of 2,3,3-Trimethylhexane," G. A. Crowder. Spectrosc. Lett. 19 (1986) 805. 130. "Conformational Analysis of 3,3,4-Trimethylhexane and 2,2,5- Trimethylhexane," G. A. Crowder, Spectrosc. Lett. 19 (1986) 89. 131. "Conformational Analysis of 4,4-Dimethylheptane," G. A. Crowder, Spectrosc. Lett. 19 (1986) 1039. 132. "Vibrational Assignment for 3-Hexyne and Evidence for Free Internal Rotation," G. A. Crowder and Pat Blankenship, J. Mol. Struct. 156 (1987) 147. 133. "Conformational and Vibrational Analysis of Butyronitrile," G. A. Crowder, J. Mol. Struct. 158 (1987) 229. 134. "Vibrational Force Field for 1-Butyne and Propionitrile," G. A. Crowder, Spectrosc. Lett. 20 (1987) 343. 135. "Conformational Behavior of 1-Pentyne and 1-Hexyne," G. A. Crowder, J. Mol. Struct. 172 (1988) 151. 136. "Molecular Mechanics Calculations for Some Dimethylalkanes," G. A. Crowder, J. Mol. Struct. 172 (1988) 433. 137. "Conformational Analysis of 3,3-Dimethylheptane," G. A. Crowder, Spectrosc. Lett., 21 (1988) 89. 138. "Conformational Analysis of Some Chloro and Bromoalkanes," G. A. Crowder, Spectrosc. Lett. 21 (1988) 349. 139. "Conformational Analysis of 3-Methylbutyronitrile," G. A. Crowder, Spectrosc. Lett., 21 (1988) 447. 140. "Molecular Mechanics Calculations for Some Trimethylalkanes," G. A. Crowder, J. Mol. Struct., 178 (1988) 335. 141. "Conformational Analysis of 1,2-Dibromo-2-methylpentane," G. A. Crowder, J. Mol. Struct., 178 (1988) 339. 142. "Conformational Analysis of 4-Methyl-1-pentyne," G. A. Crowder, J. Mol. Struct., 193 (1989) 307. 143. "Conformational and Vibrational Analysis of 2-Pentyne and 2- Hexyne," G. A. Crowder and Pat Blankenship, J. Mol. Struct., 196 (1989) 125. 144. "Conformational Analysis of 2-Heptyne," G. A. Crowder, J. Mol. Struct., 197 (1989) 367. 145. "Conformational Analysis of Some Monochloroalkanes," G. A. Crowder, Spectrosc. Lett., 22 (1989) 585. 146. "A Vibrational Force Field for 1-Alkynes and Nitriles," G. A. Crowder, Spectrosc. Lett., 22 (1989) 595. 147. "Conformational Analysis of n-Butyl Cyanide," G. A. Crowder, J. Mol. Struct., 200 (1989) 235 (Invited paper). 148. "Conformational Analysis of Some Dichloroalkanes," G. A. Crowder, Spectrosc. Lett., 22 (1989) 1151. 149. "Conformational Analysis of 1,2-Dichlorobutane," G. A. Crowder, Spectrosc. Lett., 22 (1989) 893. 150. "Conformational Behavior of 1,2-Dibromo-2-methylbutane," G. A. Crowder, J. Mol. Struct., 216 (1990) 339. 151. 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