Zobrazeno 1 - 10
of 500
pro vyhledávání: '"H. D. Kronfeldt"'
Publikováno v:
Journal of Raman Spectroscopy. 44:41-46
A surface-enhanced Raman scattering (SERS) active substrate for the detection of polycyclic aromatic hydrocarbons (PAHs) was developed, which used 25, 27-dimercaptoacetic acid-26, 28-dihydroxy-4-terbutyl calix[4]arene (DMCX) to functionalize a gold c
Publikováno v:
The European Physical Journal D - Atomic, Molecular and Optical Physics. 23:57-62
We report on hyperfine structure measurements in 21 lines of atomic niobium inthe spectral region from 640 nm to 870 nm by means of optogalvanic laserspectroscopy and laserinduced fluorescence spectroscopy using a hollow cathode discharge and atunabl
Publikováno v:
Journal of Molecular Spectroscopy. 216:345-354
The pressure-induced shift and broadening of H 2 S absorption lines in the ν 2 -band due to collisions between H 2 S molecules and quadrupole molecules, such as O 2 , H 2 , D 2 , N 2 , and CO 2 , were studied in the spectral region between 1050 and
Publikováno v:
Journal of Quantitative Spectroscopy and Radiative Transfer. 69:573-583
Lorentzian half-widths (HWHM) and shifts of the H 2 S absorption line at 1294.5083 cm −1 (ν 2 band ) induced by the pressure of H 2 O and Ar in binary (H 2 S– H 2 O , H 2 S –Ar) and three-component mixtures (H 2 S–Ar–H 2 O) were measured u
Publikováno v:
The European Physical Journal D. 11:197-205
The isotope shift (IS) and hyperfine structure (hfs) of nine levels (31720 to 38921 cm-1) assigned to the configuration 4 f 12 6 s 7 s in neutral erbium have been determined experimentally using Doppler-reduced saturation absorption spectroscopy in a
Publikováno v:
Journal of Molecular Structure. :477-492
The rotational dependence of pressure-induced shift and broadening of H 2 S absorption lines in the ν 2 band due to collisions between H 2 S molecules and atoms of noble gases (He, Ne, Ar, Kr, and Xe) were studied in the spectral region between 1050
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 55:2007-2013
Experiments with a three-channel lead salt diode laser spectrometer concerning collisional effects for lines from the ν2 band of H2S were carried out in the laser spectroscopy group in Berlin. An improved experimental set-up in comparison to the sys
Publikováno v:
Applied Physics B: Lasers and Optics. 67:369-373
and two diode lasers as pump sources are presented. A single-mode Fabry–Perot-type tunable diode laser (TDL) and an external-cavity diode laser (ECL) were combined to generate radiation in the mid-infrared region near 7.2 μm. With a TDL at a wavel
Publikováno v:
Journal of Quantitative Spectroscopy and Radiative Transfer. 59:99-108
The implementation of a three channel lead salt diode laser spectrometer and its application for the measurement of line-shift coefficients in the ν3 band of NO2 are presented. The spectrometer allows the determination of line shifts larger than 5.1
Publikováno v:
Journal of Molecular Spectroscopy. 185:370-373
With an infrared diode laser spectrometer in pulse mode we studied the N2 broadening of H2S absorption lines in the nu1, nu2, and nu3 bands. Altogether 22 lines were investigated: 16 lines from the R branch of the nu1 band (3