Results 11 to 20 of about 1,296,756 (331)

On the K-theory of planar cuspical curves and a new family of polytopes [PDF]

open access: yes, 2013
Let k be a regular F_p-algebra, let A = k[x,y]/(x^b - y^a) be the coordinate ring of a planar cuspical curve, and let I = (x,y) be the ideal that defines the cusp point.
Hesselholt, Lars
core   +4 more sources

Development of Hepatocellular Carcinoma in a Patient with Chronic Hepatitis C 21 Years after Achieving a Sustained Virological Response to Interferon Therapy

open access: yesCase Reports in Hepatology, 2020
A 77-year-old man with chronic hepatitis C (CH-C) infection, who achieved a sustained virological response (SVR) to interferon (IFN) therapy, was followed up regularly.
Tasuku Hara   +10 more
doaj   +1 more source

On the Correlation between the Geometrical Features and Thermal Efficiency of Flat-Plate Solar Collectors

open access: yesEnergies, 2021
This article presents the results of numerical and experimental studies on the impacts of the selected geometrical features of liquid solar collectors on their thermal efficiency. The experiments were carried out while meeting the requirements of the ISO
Waldemar Kuczynski   +4 more
doaj   +1 more source

Influence of Sorbent Characteristics on Fouling and Deposition in Circulating Fluid Bed Boilers Firing High Sulfur Indian Lignite

open access: yesJournal of Combustion, 2013
125 MWe circulating fluidized bed combustion (CFBC) boiler experienced severe fouling in backpass of the boiler leading to obstruction of gas flow passage, while using high sulfur lignite with sorbent, calcium carbonate, to capture sulfur dioxide ...
Selvakumaran Palaniswamy   +5 more
doaj   +1 more source

Quality Assessment of Chilled and Frozen Fish—Mini Review

open access: yesFoods, 2020
Fish is a very perishable food and therefore several storage strategies need to be employed to increase its shelf-life, guaranteeing its safety and quality from catch to consumption.
Ana M. Duarte   +4 more
doaj   +1 more source

Analysis and control of induction generator supplying stand-alone AC loads employing a Matrix Converter

open access: yesEngineering Science and Technology, an International Journal, 2017
This paper proposes a Capacitor Excited Induction Generator (CEIG)-Matrix Converter (MC) system for feeding stand-alone AC loads. The variable output voltage magnitude and frequency from CEIG is converted into a constant voltage magnitude and frequency ...
Sumedha Mahajan   +4 more
doaj   +1 more source

Photosensitization of Colloidal SnO2 Semiconductor Nanoparticles with Xanthene Dyes

open access: yesJournal of Chemistry, 2013
The photochemical behavior of xanthene dyes (fluorescein, erythrosine, and eosin) with colloidal SnO2 nanoparticles was probed by UV-visible, steady state, and time resolved fluorescence measurements. The prepared SnO2 nanoparticles were characterized by
N. Nagarajan   +3 more
doaj   +1 more source

Keratitis due to Chaetomium sp.

open access: yesCase Reports in Ophthalmological Medicine, 2011
Aim. To describe keratitis due to Chaetomium sp. occurring in a 65-year-old woman who presented with a corneal ulcer with hypopyon of the right eye with a history of trauma by vegetable matter. Method. Multiple scrapings were obtained from the ulcer.
Jayaraman Kaliamurthy   +3 more
doaj   +1 more source

Seeing Galaxies Through Thick & Thin. III. HST Imaging of the Dust in Backlit Spiral Galaxies [PDF]

open access: yes, 2000
We present analysis of WFPC2 imaging of two spiral galaxies partially backlit by E/S0 systems in the pairs AM1316-241 and AM0500-620, and the spiral foreground system in NGC 1275.
Disney M. J.   +4 more
core   +2 more sources

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