نتایج جستجو برای: vitrinite reflectance suppression

تعداد نتایج: 125738  

Journal: :Scientia bruneiana 2021

The Middle to Late Eocene Mangahewa Formation in the Taranaki Basin has been evaluated for its petroleum system (source potential and reservoir qualities). is generally interpreted as an alternating marginal shallow marine environment, with lithologies consisting of sandstone, siltstone, mudstone bitumonius coal. pyrolysis results show very good source rock generative total organic carbon conte...

Journal: :Kurvatek: Journal Technology of Civic, Electrical, Mechanical, Geology, Minning and Urban Design 2022

Daerah penelitian berada pada Desa Tanjung Belit, Kabupaten Dharmasraya, Sumatera Barat yang termasuk dalam Cekungan Selatan, Sub-Cekungan Jambi. Metode berupa pemetaan dan pengambilan conto sampel batubara dilakukan sebagai dasar analisa maseral piroksimat. Berdasarkan dari hasil analisis maseral, daerah dapat dibedakan menjadi dua seam batubara, yaitu Seam A B. Hasil RV (Refletan Vitrinite), ...

Drawing upon reflectance behavior of woodland colors involving dark brown in the UV-Vis-IR bands, two colored pigments were used to print cotton/polyester Co/PET goods. Inorganic nanoparticles of TiO2, ZnO and AL2O3 were also loaded onto the printing formulation. The reflectance profile of treated samples was studied using Jasco V-670 reflectance spectrophotometer. SEM analysis of printed fabri...

Journal: :journal of agricultural science and technology 2013
y. özyiğit m. bilgen

this study was carried out to determine nitrogen, phosphorus, and potassium contents of rangeland plants using spectral reflectance value. the measurements were made in 1 m2 area of different parts of a rangeland. a portable spectroradiometer capable of measuring the wavelength range of 325-1,075 nm of the electromagnetic spectrum was used to collect spectral data. spectral measurements were ma...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2006
keivan ansari sayed hossein amirshahi siamak moradian

a procedure for an efficient recovering of reflectance spectra of acrylic paint samples from cie tristimulus color values is described. by fixing a certain criteria based on color difference value, the proposed technique preliminarily selects a series of suitable samples from a main dataset containing the reflectance values of a series of different acrylic paint samples, based on the color spec...

Journal: :Journal of neurophysiology 1998
M Tommerdahl K A Delemos O V Favorov C B Metz C J Vierck B L Whitsel

Response of anterior parietal cortex to different modes of same-site skin stimulation. J. Neurophysiol. 80: 3272-3283, 1998. Intrinsic optical signal (IOS) imaging was used to study responses of the anterior parietal cortical hindlimb region (1 subject) and forelimb region (3 subjects) to repetitive skin stimulation. Subjects were four squirrel monkeys anesthetized with a halothane/nitrous oxid...

Ezzatabadi Pour , Hamid, Kazeminia , Abdol Reza ,

Hyperspectral image containing high spectral information has a large number of narrow spectral bands over a continuous spectral range. This allows the identification and recognition of materials and objects based on the comparison of the spectral reflectance of each of them in different wavelengths. Hence, hyperspectral image in the generation of land cover maps can be very efficient. In the hy...

Journal: :International Journal of Coal Geology 2021

At a symposium honoring the 50th anniversary of University Chicago, Gilbert Cady introduced concept phyterals as means distinguishing actual plant fossils from macerals composed fossils. In this sense, vitrinite and fusinite, while distinct macerals, are viewed same phyteral. contrast to such process-induced in vs. phyterals, funginite, regardless rank, age, or type fungus producing structure, ...

Journal: :Geosciences 2021

In this study, we propose a predictive model for maceral discrimination based on Raman spectroscopic analyses of dispersed organic matter. micro-spectroscopy was coupled with optical and Rock-Eval pyrolysis set seven samples collected from Mesozoic Cenozoic successions the Outer sector Carpathian fold thrust belt. Organic petrography evidence type II/III kerogen complex organofacies composed by...

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