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Effect of second Si–O vibrational overtones/combinations on quantifying water in silicate and silica minerals using infrared spectroscopy, and an experimental method for its removal
Infrared spectroscopy (IR) is the most widely used analytical tool to quantify trace water in silicate and silica minerals. A prerequisite for highly...
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Diagnosing Hydro-Mechanical Effects in Subsurface Fluid Flow Through Fractures
Hydro-mechanically induced transient changes in fracture volume elude an analysis of pressure and flow rate transients by conventional...
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Atomic and microstructural origin of banded colours in purple-blue variety of agate from Yozgat Province, Turkey
Agates from Yozgat province are appreciated on the gem market for their white and purple-blue banded colours. In this study, we present a detailed...
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A correlation between hydroxyl vibrations under compression and anharmonicity: glaucophane as a test case
The infrared hydroxyl bands and first hydroxyl combination bands of glaucophane are characterized under pressure. In this weakly hydrogen-bonded...
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Earth’s free oscillations excited by the 2011 Tohoku earthquake recorded in multiple GPS networks
We search in the continuous GPS 3-D displacement data for the signals of the normal modes of Earth’s free oscillation that were excited by the 2011...
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An Analysis of Morphology and Diverse Mineralogy in Ius Chasma, Valles Marineris Using MCC, CRISM and CTX Data
Map** of minerals, elemental compositions and the morphological features of the Martian surface along with their occurrences help in understanding...
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Study on Hyperspectral Remote Sensing Based Rapid Determination of Coal Quality Parameters
In this research work, reflectance spectroscopy of Jharia and Raniganj coal samples across the Vis–NIR–SWIR range (wavelength: 350–2500 nm) were...
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Reflectance Spectroscopy of Hydrothermal Alteration Zones Developed Around Auriferous Reefs Hosted in Hutti-Maski Greenstone Belt, India: A Tool for Exploring Precious Metals
This work attempts to study the spectral characteristics of the hydrothermal alteration zones developed around the auriferous reefs in the spectral...
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Controls on the frequency content of near-source infrasound at open-vent volcanoes: a case study from Volcán Villarrica, Chile
Infrasound signals from open-vent volcanoes can contain information related to that volcano’s eruption dynamics and future activity. Studying a...
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Determination of Soil Organic Matter and Total Nitrogen from Visible Near-Infrared Spectroscopy by Multivariate Models and Variable Selection Techniques
AbstractThe status of soil nutrient content is a fundamental factor affecting changes in soil quality, influencing the growth conditions and yield...
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Incorporation mechanisms and infrared absorption coefficients of water in MgSiO3 orthoenstatite clarified via comprehensive NMR and vibrational spectroscopic measurements, and first-principles calculations
We performed 1 H and 29 Si NMR and infrared measurements, and first-principles calculations to clarify the nature of OH defects in MgSiO 3 ...
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Features of the Influence of Weather Conditions on the Deformation Processes of the Upper Layer of the Earth’s Crust
AbstractThe influence of the temperature and moisture content of the near-surface soil layer on variations of the barodeformation interaction of the...
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Numerical Modeling of Meteorological Sea Level Oscillations in the Black Sea
AbstractTo study the features of short-period meteorological sea level oscillations, adaptation of the numerical Princeton Ocean Model (POM) to the...
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Exploring the spatial variability of soil properties using reflectance spectroscopy and magnetic susceptibility techniques in arid lands
The accuracy, speed, and feasibility of studying soil properties depend largely on the techniques used and their efficiency to correlate soil...
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Calcium and Magnesium Glutamates: Structure Calculations and IR Spectra by HF and DFT Methods
Structural dynamic models of magnesium glutamateMagnesium glutamate and calcium glutamateCalcium glutamate complexes were simulated by the methods of...
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Artifacts in High-Frequency Passive Surface Wave Dispersion Imaging: Toward the Linear Receiver Array
Passive surface wave methods are non-invasive, low-cost, and robust approaches to image near-surface shear-wave velocity (Vs) structure using passive...
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Features of Seasonal Sea Level Oscillations in the Russian Arctic Seas
AbstractBased on the analysis of long series of monthly mean sea level values from the database of the PSMSL and ESIMO portals, we obtained estimates...
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Ten Years of Interdisciplinary Lidar Applications at SCNU, Guangzhou
A diversified and interdisciplinary lidar research program has been pursued during the recent 10 years at South China Normal University in Guangzhou,...
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Linking the flow-induced tremor model to the seismological observation: application to the deep harmonic tremor at Hakone volcano, Japan
Decades ago, Julian (J Volcanol Geotherm Res 101:19–26, 1994. https://doi.org/10.1029/93JB03129 ) proposed the lumped parameter model of non-linear...
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Reflectance spectroscopic and geochemical characteristics of hydrocarbon microseepage-induced sediments from Assam–Arakan Fold Belt, India: Implications to hydrocarbon exploration
AbstractCharacterizations of hydrocarbon microseepage-induced surface sediments are essential to utilize remote sensing and geochemistry as effective...
