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Wyszukujesz frazę "Romero, M." wg kryterium: Autor


Tytuł:
Subsidence determination in the Central Valley, California
Autorzy:
Romero, M.
Berber, M. M.
Powiązania:
https://bibliotekanauki.pl/articles/106809.pdf
Data publikacji:
2018
Wydawca:
Politechnika Warszawska. Wydział Geodezji i Kartografii
Tematy:
subsidence
GNSS
Global Navigation Satellite System
APPS
Automatic Precise Positioning Service
elevation changes
subsydencja
nawigacja satelitarna
pozycjonowanie precyzyjne
zmiany wysokości
zmiany elewacji
Opis:
Twenty four hour GNSS (Global Navigation Satellite System) data acquired monthly for 5 years from 8 CORS (Continuously Operating Reference Station) stations in Central Valley, California are processed and vertical velocities of the points are determined. To process GNSS data, online GNSS data processing service APPS (Automatic Precise Positioning Service) is used. GNSS data downloaded from NGS (National Geodetic Survey) CORS are analyzed and subsidence at these points is portrayed with graphics. It is revealed that elevation changes range from 5 mm uplift in the north to 163 mm subsidence in the southern part of the valley.
Źródło:
Reports on Geodesy and Geoinformatics; 2018, 106; 35-42
2391-8365
2391-8152
Pojawia się w:
Reports on Geodesy and Geoinformatics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Pinhole test for identifying susceptibility of different horizons in less - derived soils to piping erosion
Autorzy:
Nadal-Romero, M. E.
Verachtert, E.
Poesen, J.
Powiązania:
https://bibliotekanauki.pl/articles/295142.pdf
Data publikacji:
2011
Wydawca:
Stowarzyszenie Geomorfologów Polskich
Tematy:
pinhole test
subsurface erosion
hydraulic head
antecedent soil moisture content
water quality
Opis:
The pinhole test is an empirical test based on the qualitative evaluation of the dispersivity (colloidal erodibility) of compacted fined-grained soils. This study evaluates the pinhole test device for the quantitative assessment of the susceptibility of soil horizons to piping. The experiments performed on different loess-derived soil horizons, with different hydraulic head and using distilled water show that the clay-enriched horizon (Bt horizon) is less susceptible to piping than the decalcified (C1) and the calcareous horizon (C2). This study demonstrates that the pinhole test is suitable for assessing the susceptibility of soil horizons to piping in a quantitative way.
Źródło:
Landform Analysis; 2011, 17; 131-134
1429-799X
Pojawia się w:
Landform Analysis
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Conical measures and properties of a vector measure determined by its range
Autorzy:
Rodríguez-Piazza, L.
Romero-Moreno, M.
Powiązania:
https://bibliotekanauki.pl/articles/1219104.pdf
Data publikacji:
1997
Wydawca:
Polska Akademia Nauk. Instytut Matematyczny PAN
Tematy:
vector measures
range
conical measures
operator ideal norms
Pettis integral
Opis:
We characterize some properties of a vector measure in terms of its associated Kluvánek conical measure. These characterizations are used to prove that the range of a vector measure determines these properties. So we give new proofs of the fact that the range determines the total variation, the σ-finiteness of the variation and the Bochner derivability, and we show that it also determines the (p,q)-summing and p-nuclear norm of the integration operator. Finally, we show that Pettis derivability is not determined by the range and study when every measure having the same range of a given measure has a Pettis derivative.
Źródło:
Studia Mathematica; 1997, 125, 3; 255-270
0039-3223
Pojawia się w:
Studia Mathematica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Land use planning in Ahar area [Iran] using MicroLEIS DSS
Autorzy:
Shahbazi, F.
De la Rosa, D.
Anaya-Romero, M.
Jafarzadeh, A.
Sarmadian, F.
Neyshaboury, M.
Oustan, S.
Powiązania:
https://bibliotekanauki.pl/articles/26161.pdf
Data publikacji:
2008
Wydawca:
Polska Akademia Nauk. Instytut Agrofizyki PAN
Źródło:
International Agrophysics; 2008, 22, 3; 277-286
0236-8722
Pojawia się w:
International Agrophysics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Climate change impact on land capability using MicroLEIS DSS
Autorzy:
Shahbazi, F
Jafarzadeh, A.A.
Sarmadian, F.
Neyshaboury, M.R.
Oustan, S.
Anaya-Romero, M.
Lojo, M.
de la Rosa, D.
Powiązania:
https://bibliotekanauki.pl/articles/25120.pdf
Data publikacji:
2009
Wydawca:
Polska Akademia Nauk. Instytut Agrofizyki PAN
Tematy:
climate change
land capability
land evaluation decision support system
cultivation method
MicroLEIS DSS zob.land evaluation decision support system
Źródło:
International Agrophysics; 2009, 23, 3; 277-286
0236-8722
Pojawia się w:
International Agrophysics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Identification of metabolic indicators for cardiovascular risk in schoolchildren
Autorzy:
Palafox, M.L.
Celis, L.
Camarillo Romero, M.S.
Russi, A.
Hinojosa Juarez, A.C.
Almonacid Urrego, C.C.
Romero, E.C.
Zeron, H.M.
Powiązania:
https://bibliotekanauki.pl/articles/875905.pdf
Data publikacji:
2019
Wydawca:
Narodowy Instytut Zdrowia Publicznego. Państwowy Zakład Higieny
Opis:
Objective. CardioVascular Disease (CVD) is one of the most important causes of death worldwide affecting people at younger ages every year. The purpose of this study was to identify the metabolic indicators for cardiovascular risk factors in primary school students from Mexico and Colombia. Methods. A clinical, prospective, cross-sectional and comparative study was conducted in Mexico and Colombia to contrast anthropometric measurements, biochemical and dietetic determinations and physical activity. Results. The Waist-Hip Ratio (WHR) and the Waist-to-Height Ratio (WtHR) showed significant differences (p≤0.001) between Mexico and Colombia (0.8 ± 0.1 versus 0.5 ± 0.1) and (0.4 ± 0.06 vs. 0.78 ± 0.04) respectively. The Automatic Linear Modeling showed that the main predictors for cholesterol levels were WtHR, MonoUnsaturated Fatty Acids (MUFA) and lipids ingestion. For glucose there were four main predictors: WHR, carbohydrates, MUFA and Saturated Fatty Acids (SFA). For triglycerides the pedictors were Products of Animal Origin (PAO), BMI, waist circumference, lipids and cholesterol ingestion and Mean Arterial Pressure (MAP). The Weight Estimation tests weighted per gender showed that for glucose levels the main determinants were carbohydrates, MUFA and oils; for cholesterol these were MUFA, PUFA and oils; and for LDL the significant variables were proteins, SFA, PAO and sugars; and last, for triglycerides the main variables were BMI, cholesterol and vegetables. Conclusions. Mexico has higher values in almost all items of cardiovascular risk in children, but both countries have significant percentages of obesity and the population free of cardiovascular risk is minimal.
Źródło:
Roczniki Państwowego Zakładu Higieny; 2019, 70, 1
0035-7715
Pojawia się w:
Roczniki Państwowego Zakładu Higieny
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
NADPH oxidase C is not the main source of ROS under arsenic toxicity but regulates antioxidants and metal transporters
Autorzy:
Gupta, D.
Inouhe, M.
Rodriguez-Serrano, M.
Romero-Puertas, M.
Sandalio, L.
Powiązania:
https://bibliotekanauki.pl/articles/81189.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
conference
NADPH oxidase
arsenic
toxicity
oxidative metabolism
Arabidopsis thaliana
malondialdehyde
glutathione reductase activity
oxidative stress
reactive oxygen species
antioxidant
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2013, 94, 2
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Nitric oxide trascriptional players during seed dormancy and germination
Autorzy:
Albertos, P.
Mateos, I.
Fernandez-Arbaizar, A.
Romero-Puertas, M.
Lorenzo, O.
Powiązania:
https://bibliotekanauki.pl/articles/80484.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
conference
nitric oxide
seed dormancy
germination
phytohormone
abscisic acid
plant growth regulator
transcription factor
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2013, 94, 2
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Role of NADPH oxidase in the regulation of peroxisome dynamics
Autorzy:
Rodriguez-Serrano, M.
Romero-Puerta, M.
Sanz-Fernandez, M.
Cardenas, K.
Sandalio, L.
Powiązania:
https://bibliotekanauki.pl/articles/81177.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
conference
reactive oxygen species
signalling network
peroxisome dynamics
NADPH oxidase
Arabidopsis
oxidative stress
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2013, 94, 2
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
S-nitrosylation promotes functional and structural changes in the mitochondrial psPrxII F protein
Autorzy:
Camejo, D.
Lazaro, J.
Romero-Puertas, M.
Lazaro-Payo, A.
Sevilla, F.
Jimenez, A.
Powiązania:
https://bibliotekanauki.pl/articles/80481.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
conference
peroxiredoxin
reactive oxygen species
nitric oxide
signal transduction
post-translational modification
salt stress
functional change
structural change
S-nitrosylation
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2013, 94, 2
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Numerical study of droplet formation in a Y-junction microchannel
Autorzy:
Diouf, M. M. L.
Romero, O. J.
Powiązania:
https://bibliotekanauki.pl/articles/281676.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Mechaniki Teoretycznej i Stosowanej
Tematy:
microfluidic
Y-junction
two-phase flow
numerical simulation
VOF
Opis:
This study investigates the formation process of droplets in a Y-junction microchannel using two immiscible fluids: water as the continuous fluid and oil as the dispersed phase. We have examined the influence of the capillary number, flow rate ratio and viscosity ratio between the two fluids; parameters which determine the length and generation frequency of the droplets. Numerical simulations have been performed using the software Ansys Fluent with the interface capture method Volume of Fluid (VOF) for solving the governing equations. Three different algorithms have been tested for the pressure-velocity coupling: SIMPLE, SIMPLEC and PISO. The results are quite similar for SIMPLE and SIMPLEC, however it turned out that PISO is a better algorithm to solve the two-phase flow. Additionally, another Y-junction is coupled in the initial geometry to observe a symmetric breakup of the droplets and their formation is explained using the pressure field and the velocity field.
Źródło:
Journal of Theoretical and Applied Mechanics; 2017, 55, 1; 317-330
1429-2955
Pojawia się w:
Journal of Theoretical and Applied Mechanics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Generation of H2 on board LNG vessels for consumption in the propulsion system
Autorzy:
Fernández, Ignacio Arias
Gómez, Manuel Romero
Gómez, Javier Romero
López-González, Luis M.
Powiązania:
https://bibliotekanauki.pl/articles/260010.pdf
Data publikacji:
2020
Wydawca:
Politechnika Gdańska. Wydział Inżynierii Mechanicznej i Okrętownictwa
Tematy:
boil-off gas
efficiency
H2 storage
LNG vessel
reforming
Opis:
At present, LNG vessels without reliquefaction plants consume the BOG (boil-off gas) in their engines and the excess is burned in the gas combustion unit without recovering any of its energy content. Excess BOG energy could be captured to produce H2, a fuel with high energy density and zero emissions, through the installation of a reforming plant. Such H2 production would, in turn, require on-board storage for its subsequent consumption in the propulsion plant when navigating in areas with stringent anti-pollution regulations, thus reducing CO2 and SOX emissions. This paper presents a review of the different H2 storage systems and the methods of burning it in propulsion engines, to demonstrate the energetic viability thereof on board LNG vessels. Following the analysis, it is identified that a pressurised and cooled H2 storage system is the best suited to an LNG vessel due to its simplicity and the fact that it does not pose a safety hazard. There are a number of methods for consuming the H2 generated in the DF engines that comprise the propulsion plant, but the use of a mixture of 70% CH4-30% H2 is the most suitable as it does not require any modifications to the injection system. Installation of an on-board reforming plant and H2 storage system generates sufficient H2 to allow for almost 3 days’ autonomy with a mixture of 70%CH4-30%H2. This reduces the engine consumption of CH4 by 11.38%, thus demonstrating that the system is not only energy-efficient, but lends greater versatility to the vessel.
Źródło:
Polish Maritime Research; 2020, 1; 83-95
1233-2585
Pojawia się w:
Polish Maritime Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Data locality in Hadoop
Autorzy:
Kałużka, J.
Napieralska, M.
Romero, O.
Jovanovic, P.
Powiązania:
https://bibliotekanauki.pl/articles/397706.pdf
Data publikacji:
2017
Wydawca:
Politechnika Łódzka. Wydział Mikroelektroniki i Informatyki
Tematy:
distributed file system
big data
Apache Hadoop
HDFS
rozproszony system plików
Opis:
The Apache Hadoop framework is an answer to the market tendencies regarding the need for storing and processing rapidly growing amounts of data, providing a fault-tolerant distributed storage and data processing. Dealing with large volumes of data, Hadoop, and its storage system HDFS (Hadoop Distributed File System), face challenges to keep the high efficiency with computing in a reasonable time. The typical Hadoop implementation transfers computation to the data. However, in the isolated configuration, namenode (playing the role of a master in the cluster) still favours the closer nodes. Basically it means that before the whole task has run, significant delays can be caused by moving single blocks of data closer to the starting datanode. Currently, a Hadoop user does not have influence how the data is distributed across the cluster. This paper presents an innovative functionality to the Hadoop Distributed File System (HDFS) that enables moving data blocks on request within the cluster. Data can be shifted either by a user running the proper HDFS shell command or programmatically by other modules, like an appropriate scheduler.
Źródło:
International Journal of Microelectronics and Computer Science; 2017, 8, 1; 16-20
2080-8755
2353-9607
Pojawia się w:
International Journal of Microelectronics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Bio-methanization of organic fraction from municipal solid waste: temperature effects
Autorzy:
Fernández-Rodríguez, J.
Pérez, M.
Romero, L. I.
Powiązania:
https://bibliotekanauki.pl/articles/779264.pdf
Data publikacji:
2013
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
anaerobic digestion
OFMSW
mesophilic
thermophilic
methane
Opis:
The main objective of this study was to analyse the development of dry anaerobic digestion process of OFMSW in batch reactors under two temperature ranges, thermophilic (55°C) and mesophilic (35°C). The experimental results lead to the conclusion that the thermophilic range has a greater rate of hydrolysis and is therefore more effective to degrade wastes, shortening the overall operating time. For example, the hydrolytic step in the thermophilic (T) process lasted an average of 8 days versus 14 days in the mesophilic (M) range. The methanogenic phase lasted for 18 and 29 days in the T and M processes, respectively. The mesophilic range showed higher removal of the organic effluent but with greater uptime requirements. Moreover, the thermophilic range showed greater productivities than the mesophilic range, and the productivities were approximately doubled in terms of the produced biogas from a given amount of consumed organic matter.
Źródło:
Polish Journal of Chemical Technology; 2013, 15, 2; 99-106
1509-8117
1899-4741
Pojawia się w:
Polish Journal of Chemical Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Scale effects on sediment yield from badland areas in Mediterranean environments
Autorzy:
Martínez-Murillo, J. F.
Nadal-Romero, E.
Vanmaercke, M.
Poesen, J.
Powiązania:
https://bibliotekanauki.pl/articles/294681.pdf
Data publikacji:
2011
Wydawca:
Stowarzyszenie Geomorfologów Polskich
Tematy:
badlands
sediment yield
drainage area
spatial scale
Opis:
This study investigates area-specific Sediment Yield (SY) in Mediterranean badland areas at different spatial scales using a SY-database compiled from scientific literature. Relationships between the plot and catchment characteristics and the corresponding SY-data are analyzed. Results indicate that in Mediterranean environments SY is larger than in other environments,especially in badlands where a high variability of SY is observed depending on the spatial scale. In intensively gullied badlands,a complex plot or drainage area (A) -SY relationship is observed: for A ranging between 10-5 and 10 ha,SY is very high (mean SY equals 475 t ha-1 yr-1),whereas for A greater than 10 ha,SY decreases with increasing A (mean SY less than 100 t ha-1 yr-1).
Źródło:
Landform Analysis; 2011, 17; 105-109
1429-799X
Pojawia się w:
Landform Analysis
Dostawca treści:
Biblioteka Nauki
Artykuł

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