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Effects of Ions on the OH Stretching Band of Water as Revealed by ATR-IR Spectroscopy
The effects of various cations (Li+, Na+, K+, Rb+, Cs+, Mg2+, Ca2+, Sr2+, Ba2+, Mn2+, Co2+, and Ni2+) and anions (Cl−, Br−, I−, $$ {\text{NO}}_{3}^{ - } $$NO3-, $$ {\text{ClO}}_{4}^{ - } $$ClO4-, $$Expand
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A Method to Obtain the Absorption Coefficient Spectrum of Single Grain Coal in the Aliphatic C–H Stretching Region Using Infrared Transflection Microspectroscopy
A method was developed to obtain the absorption coefficient spectrum of a grain of coal (as small as 10–7) in the region of aliphatic and aromatic C-H stretching bands (2700–3200 cm−1) using infraredExpand
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Broadband near-field mid-infrared spectroscopy and application to phonon resonances in quartz.
Infrared (IR) spectroscopy is a versatile analytical method and nano-scale spatial resolution could be achieved by scattering type near-field optical microscopy (s-SNOM). The spectral bandwidth was,Expand
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Temperature dependence of reflectance spectra and color values of hematite by in situ, high-temperature visible micro-spectroscopy
Abstract We measured visible reflectance spectra and colors of hematite (α-Fe2O3) reagent powders and a natural feldspar grain containing dispersed hematite microcrystals from room temperature up toExpand
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Transmission IR Micro-Spectroscopy of Interfacial Water between Colloidal Silica Particles
Interfacial water among silica particles were measured on silica colloid suspensions (0–31.1 vol.%) by transmission infrared micro-spectroscopy. The difference absorption index k spectra from theExpand
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Modulated near-field spectral extraction of broadband mid-infrared signals with a ceramic light source.
In order to obtain broadband near-field infrared (IR) spectra, a Fourier-transform IR spectrometer (FT-IR) and a ceramic light source were used with a scattering-type scanning near-field opticalExpand
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Application of a Modulating Technique to Detect Near-Field Signals Using a Conventional IR Spectrometer with a Ceramic Light Source
The goal of the present study is to obtain broadband near-field infrared (IR) spectra by combining Fourier-transform infrared spectroscopy (FTIR) with scattering near-field optical microscopyExpand
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Electrical Conductivity at Surfaces of Silica Nanoparticles with Adsorbed Water at Various Relative Humidities
Electrical conductivity of silica nanoparticles deposited on electrodes from colloidal suspension were measured under controlled relative humidity (RH). The electrical conductivity values at 1 kHzExpand
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Construction of imaging system for wide-field-range ESR spectra using localized microwave field and its case study of crystal orientation in suspension of copper sulfate pentahydrate (CuSO4 . 5H2O).
A scanning electron spin resonance (ESR) microscope using a localized microwave field was redesigned to measure ESR spectra from 0 to 400 mT using electromagnets. Divalent copper ion (Cu2+) in copperExpand
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Electron spin resonance study of gamma-ray-irradiated prince Rupert's drops for confirmation of stress effects on paramagnetic defect formation in borosilicate glass
A kind of thermally tempered glass grains known as "Prince Rupert's drops" were irradiated with gamma rays and investigated by electron spin resonance (ESR). Using these drops, the irradiation andExpand