2 edition of Investigation of Raman spectroscopic techniques for temperature measurement. found in the catalog.
Investigation of Raman spectroscopic techniques for temperature measurement.
Tiong Kie Tan
Written in English
Ph.D. thesis. Typescript.
|The Physical Object|
|Number of Pages||244|
In Situ Raman Spectroscopy of SiO2-Supported Transition Metal Oxide Catalysts: An Isotopic 18O−16O Exchange Study. The Journal of Physical Chemistry C , (16), DOI: /jpw. Edward L. Lee and, Israel E. by: Raman spectroscopic investigation on pure D 2 O/H 2 O from to K: interpretation and implications for water structure: Raman spectroscopic investigation on .
The research activities in laser Raman spectroscopy have recently shown an impressive expansion and a vast literature on this field is available. In this chapter we summarize only briefly the basic background of the Raman effect and present some experimental techniques that have been developed for Raman spectroscopy of gaseous by: 2. Introduction To Spectroscopy 1. Introduction to Molecular Spectroscopy By: Lecture # 3 Physical Properties of Polymers.
The investigation of Raman spectra acquired utilizing this method can offer data concerning the sample’s molecular structure. This data includes the symmetry of the sample’s vibrational modes, along with data for highly-ordered samples, for example, polymers, carbon materials, and Author: Edinburgh Instruments. Adoption of Quality by Design (QbD) principles, regulatory support of QbD, process analytical technology (PAT), and continuous manufacturing are major factors effecting new approaches to pharmaceutical manufacturing and bioprocessing. In this review, we highlight new technology developments, data analysis models, and applications of Raman spectroscopy, which have expanded the scope of Raman Cited by:
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The most prolific spectroscopic method used to measure temperature is common old ordinary Raman scattering (COORS), using the ratio of the anti-Stokes intensity to the Stokes inte nsity.
This book outlines the different kinds of spectroscopic tools being used for the characterization of nanomaterials and discusses under what conditions each should be used. The book is intended to cover all the major spectroscopic techniques for nanocharacterization, making it an important resource for both the academic community at the research level and the industrial community involved in.
Strain made visible by Raman spectroscopy imaging. The Raman spectra of GaAs/InGaAs tubes show characteristic first order phonon modes in the range from to cm −1 as shown in Figure Figure2a. 2 a. The strongest features visible in the Raman spectra are the LO mode of the GaAs and the LO mode of InGaAs in the tube by: sults of Raman measurements ob tained from a Raman spectroscopic The dependence of dark conductivity and room temperature Raman spectra on boron and hydrogen.
A combination of far-infrared and Raman spectroscopy is employed to investigate vibrational modes and the carrier behavior in amorphous and crystalline ordered GeTe-Sb 2 Te 3 alloys (GST) epitaxially grown on Si().
The infrared active GST mode is not observed in the Raman spectra and vice versa, indication of the fact that inversion symmetry is preserved in the metastable cubic phase in Cited by: This work covers principles of Raman theory, analysis, instrumentation, and measurement, specifying up-to-the-minute benefits of Raman spectroscopy in a variety of industrial and academic fields, and how to cultivate growth in new disciplines.
It contains case studies that illustrate current techniques in data extraction and analysis, as well as over drawings and photographs 5/5(2). Raman spectroscopy measurement.
Raman spectra were recorded by Xplora microspectrometer (Horiba Scientifics, France) via the LabSpec 6 software, which equipped with liquid N 2-cooled CCD detector. A near infrared laser ( nm and ~20 mW) was used for : Wei Liu, Yu Liu, Jiaoqi Huang, Zhongquan Lin, Xuancheng Pan, Xiaojun Zeng, Marc Lamy de la Chapelle.
Microphotoluminescence, absorption, and Raman spectroscopy are widely used techniques for investigating optical properties of single and multiple wires. Photoluminescence Among the III–V materials, InP nanowires have been the most extensively studied. The feasibility of Raman spectroscopy and temperature measurements in gases by Coherent Anti-Stokes Scattering is discussed and demonstrated experimentally.
Results are presented for H 2 gas at room temperature and also for H 2 liberated by pyrolysis in a Bunsen flame. Previous by: The chapter on laser spectroscopy covers some new experimental techniques for the investigation of the structure of atoms and molecules.
Additional sections on interstellar molecules, inversion vibration of ammonia molecule, fibre-coupled Raman spectrometer, Raman microscope, supersonic beams and jet-cooling have also been s: 3. In combustion, the important atomic species are H, O, N, and C, and they are usually measured with a spectroscopic technique.
This subject has didactic value because it includes almost every topic of importance to spectroscopy, including electronic energy levels, angular momentum, and electron spin.
Spectroscopy of Nanodiamond Surface: Investigation and Applications Chapter in Topics in applied physics April with Reads How we measure 'reads'. What is Surface-Enhanced Raman Spectroscopy.
Raman measurements provide useful characterization of many materials. However, the Raman signal is inherently weak (less than % of the source intensity), restricting the usefulness of this analytical tool.
Raman Spectroscopic Measurement of Spatial and Temporal Temperature Gradients in Operating Electrophoresis Capillaries. Analytical Chemistry66 (21), DOI: /aca Michael J. Navin, Tracey L. Rapp, and Michael D. by: Resonance Raman spectroscopy is the enhancement technique which is most easily compatible with a standard Raman instrumental set-up as the only requirement is a laser of specific excitation energy.
Raman signal enhancements in the order of magnitude of 10 3 or 10 4 are achievable with the correct analyte and laser combination. The study demonstrates that for several practical applications of Raman spectroscopy, a ratio of cross-sections can be used instead of the absolute values.
A straight forwards method for accurately estimating ratio of scattering cross-section from variable temperature measurements is Author: Ashok Zachariah Samuel.
Figure 3 shows the results of temperature measurements made while the temperature of the specimen as a whole was changed by means of the Peltier device.
Substrate temperature shows good agreement with the measured temperature, demonstrating the feasibility of temperature measurement using Raman spectroscopy. transform infrared (FTIR) or Raman spectroscopy techniques.
Some compounds, because of various quirks of nature, are much easier to spot than others. ‘Hard’ Versus ‘Soft’ Correlations The examples discussed thus far rely on distinct spectral expressions of.
measurement capabilities of femtosecond stimulated Raman scattering in transparent materials. The most prolific spectroscopic method used to measure temperature is common old ordinary Raman scattering (COORS), using the ratio of the anti-Stokes intensity to the Stokes by: 7.
Investigation of raman spectroscopic techniques for temperature measurement. Author: Tan, T. ISNI: Awarding Body: University of Bradford Current Institution: University of Bradford Date of Award: Availability of Full Text.
A detailed characterization study is presented of a Raman spectroscopy system designed to maximize the volume of resected cancer tissue in glioma surgery based on in vivo molecular tissue characterization. It consists of a hand-held probe system measuring spectrally resolved inelastically scattered light interacting with tissue, designed and optimized for in vivo by: We investigated the temperature dependence of the frequency of G peak in the Raman spectra of graphene on Si/SiO2 substrates.
The micro-Raman spectroscopy was carried out under the nm laser excitation over the temperature range from − to + °C. The extracted value of the temperature coefficient of G mode of graphene is χ = − cm-1/°C for the single layer and χ = Cited by: Temperature measurement using spectroscopy is based on a line intensity ratio measurement of two oxygen absorption lines, previously applied for measurements of high temperatures in flames.