LOW-FREQUENCY NEAR-IR FOURIER-TRANSFORM RAMAN STUDIES OF HYDROGEN-BONDING IN NYLONS

被引:7
|
作者
HANSEN, SB [1 ]
CHRISTENSEN, DH [1 ]
NIELSEN, OF [1 ]
机构
[1] UNIV COPENHAGEN,H C OERSTED INST,INST CHEM,5 UNIV PK,DK-2100 COPENHAGEN,DENMARK
关键词
D O I
10.1016/0584-8539(93)80101-F
中图分类号
O433 [光谱学];
学科分类号
0703 ; 070302 ;
摘要
Low frequency Raman spectra of some nylon samples are presented. In order to ensure the reliability of near-IR (NIR) FT-Raman spectra at low frequencies, spectra obtained by excitation with a Nd-YAG laser are compared with spectra recorded with excitation in the visible region. Spurious laser emission lines appear due to the insufficiency of the spike filter at low frequencies. Samples of nylon 6, nylon 6.6 and nylon 12 are investigated. The NIR FT-Raman spectra are reliable down to approximately 50 cm-1, when corrections for spurious laser lines and spectrometer response are performed in a proper way. In order to avoid the influence of the intense Rayleigh line the spectra are also presented in the R(vBAR) representation. A band around 100 cm-1 is assigned to a hydrogen bond mode. This band might depend upon the nylon structure.
引用
收藏
页码:769 / 774
页数:6
相关论文
共 50 条
  • [21] THE ANALYSIS OF BIOMEDICAL HYDROXYAPATITE POWDERS AND HYDROXYAPATITE COATINGS ON METALLIC MEDICAL IMPLANTS BY NEAR-IR FOURIER-TRANSFORM RAMAN-SPECTROSCOPY
    TUDOR, AM
    MELIA, CD
    DAVIES, MC
    ANDERSON, D
    HASTINGS, G
    MORREY, S
    DOMINGOSSANDOS, J
    BARBOSA, M
    SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, 1993, 49 (5-6): : 675 - 680
  • [22] STRUCTURAL-ANALYSIS AND COMPARISON OF LENS PROTEINS OF VARIOUS VERTEBRATE SPECIES BY NEAR-IR FOURIER-TRANSFORM RAMAN-SPECTROSCOPY
    CHEN, WL
    CHIOU, SH
    KUCK, JFR
    YU, NT
    INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, 1991, 32 (04) : 1059 - 1059
  • [23] AGE-RELATED STRUCTURAL VARIATION IN LENS PROTEINS OF RAT LENSES BY NEAR-IR FOURIER-TRANSFORM RAMAN-SPECTROSCOPY
    CHEN, WL
    KUCK, JFR
    WANG, LQ
    YU, NT
    INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE, 1992, 33 (04) : 867 - 867
  • [24] EXPERIMENTAL STUDIES IN THE FOURIER TRANSFORM-IMAGING SPECTROMETERS IN THE VISIBLE AND NEAR-IR
    Artiukhina, N. K.
    Klimovich, T. V.
    Kotov, M. N.
    SCIENCE & TECHNIQUE, 2014, (03): : 35 - 38
  • [25] Detection and Identification of Starch and Flour Adulteration by Digital Colorimetry and Fourier-Transform Near-IR Spectroscopy
    Amelin, V. G.
    Emel'yanov, O. E.
    Shogah, Z. A. Ch.
    Tret'yakov, A. V.
    JOURNAL OF ANALYTICAL CHEMISTRY, 2024, 79 (11) : 1515 - 1523
  • [26] REMOTE NEAR-IR REFLECTANCE MEASUREMENTS WITH THE USE OF A PAIR OF OPTICAL FIBERS AND A FOURIER-TRANSFORM SPECTROMETER
    ARCHIBALD, DD
    MILLER, CE
    LIN, LT
    HONIGS, DE
    APPLIED SPECTROSCOPY, 1988, 42 (08) : 1549 - 1558
  • [27] Low-frequency dynamics of hydrogen-bonding small organic molecules
    Kambara, Ohki
    Tominaga, Keisuke
    Nishizawa, Jun-ichi
    Sasaki, Tetsuo
    Wang, Hong-Wei
    Hayashi, Michitoshi
    2009 34TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES, VOLS 1 AND 2, 2009, : 486 - +
  • [28] HIGH-LUMINOSITY VISIBLE AND NEAR-IR FOURIER-TRANSFORM PHOTO-ACOUSTIC SPECTROMETER
    DEBARRE, D
    BOCCARA, AC
    FOURNIER, D
    APPLIED OPTICS, 1981, 20 (24): : 4281 - 4286
  • [30] FOURIER-TRANSFORM INFRARED STUDIES ON PHOSPHOLIPID HYDRATION - PHOSPHATE-ORIENTED HYDROGEN-BONDING AND ITS ATTENUATION BY VOLATILE ANESTHETICS
    TSAI, YS
    MA, SM
    KAMAYA, H
    UEDA, I
    MOLECULAR PHARMACOLOGY, 1987, 31 (06) : 623 - 630