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49 resultados encontrados.

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Particle migration dynamics in heavy oil recovery using multicomponent thermal fluid: an integrated simulation study with implications for electrical heating applications
Artículo
Acceso abierto Artículo DOAJ
Haizhong Yang et al · SpringerOpen · 2026 · ISSN 1110-1903
Abstract The multicomponent thermal fluid (MTF) process is a pivotal technology for enhancing heavy oil recovery. However, its injection often triggers particle migration and deposition within reservoirs, leading to perm...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
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Open Access
Counting and mapping of subwavelength nanoparticles from a single shot scattering pattern
Artículo
Acceso abierto Artículo DOAJ
Chan Eng Aik et al · Wiley · 2023 · ISSN 2192-8606
Particle counting is of critical importance for nanotechnology, environmental monitoring, pharmaceutical, food and semiconductor industries. Here we introduce a super-resolution single-shot optical method for counting an...
LCC TENDOlBoeXNpY3M~Idioma eng
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Calculations of Track Growth 's and Profile's Plots in Cellulose Nitrate LR-115 Detector for Alpha Particles
Artículo
Acceso abierto Artículo DOAJ
Naseem Abdel · University of Mosul, College of Education for Pure Science · 2006 · ISSN 1812-125X
The aim of this research is study of tracks growth experimentally and theoretically in cellulose nitrate LR-115 detector .The detector of 12jam thickness is irradiated normally by alpha particles with incident energies f...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access
Green Synthesis and Foliar Application of Copper Nanoparticles in Sunflower (Helianthus annuus L.) to Improve Physiological Parameters and Yield
Artículo
Acceso abierto Artículo DOAJ2 fuentes relacionadas
Sergio Andrés Granados Ortiz et al · Facultad de Ciencias Agrarias. Universidad Nacional de Cuyo · 2025 · ISSN 0370-4661
Nanotechnology holds significant interest across various domains, including agriculture. The green synthesis of nanoparticles offers environmentally friendly solutions. This study aimed to synthesize copper nanoparticles...
LCC LCC:Agriculture; TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~Idioma eng
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Influence of the chip particle shape of deep-sea seafloor massive sulfide on collection characteristics
Artículo
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Bei Zhang et al · Elsevier · 2026 · ISSN 2468-0133
Investigations into the collection of seafloor massive sulfides have had a relatively late start, with few related achievements. Moreover, most existing studies have focused on the collection of spherical particles. Ther...
LCC LCC:Ocean engineeringIdioma eng
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Open Access
Measurement of Stopping Power, Residual Range and Equivalent Dose Rate of α- Particles in Polymers PP and PE
Artículo
Acceso abierto Artículo DOAJ
Ali KH. Hussain et al · University of Mosul, College of Education for Pure Science · 2009 · ISSN 1812-125X
Abstract The stopping power of α-particles of initial energy 7.69 MeV (emitted from 214Po source) have been measured in the polyethylene(PE) and polypropylene(PP) using surface barrier detector technique and compared wi...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Open Access
Preparation of Silver Nanoparticles By Nd:YAG Pulsed Laser and Study Their Optical and Structural Properties
Artículo
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Moumen Al-Azow et al · University of Mosul, College of Education for Pure Science · 2025 · ISSN 1812-125X
In this study, colloidal silver nanoparticles were prepared using the pulsed laser ablation in liquid (PLAL) technique. The research focused on clarifying the effect of the number of laser pulses on the optical propertie...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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experimental and theoretical comparison of the parameters of a nuclear effect in the CR-39 detector resulted from alpha-particles
Artículo
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Yasir Yahya Kasim · University of Mosul, College of Education for Pure Science · 2010 · ISSN 1812-125X
ABSTRACT The aim of this work is to study some fundamental of tracks experimentally and theoretically in the detector CR-39 of thickness 250 µm, A computer program (TRACK-TEST) was used for calculating track parameters....
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma eng
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Bivalent mRNA booster encoding virus-like particles elicits potent polyclass receptor-binding domain antibodies in pre-vaccinated mice
Artículo
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Chengcheng Fan et al · eLife Sciences Publications Ltd · 2026 · ISSN 2050-084X
mRNA vaccines emerged as a leading vaccine technology during the COVID-19 pandemic. However, their sustained protective efficacies were limited by relatively short-lived antibody responses and the emergence of SARS-CoV-2...
LCC LCC:Medicine; TENDOlNjaWVuY2U~; LCC:Biology (General)Idioma eng
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Nanostructured carbons modified with nickel as potential novel reversible hydrogen storage materials: Effects of nickel particle size
Artículo
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Carraro, Paola María et al · Elsevier Science · 2018 · ISSN 1387-1811
In this study, ordered mesoporous carbons CMK-3 were prepared by a nanocasting method using SBA-15 silica as template and sucrose as carbon source. The pure CMK-3 was modified with nickel by wet impregnation method and t...
Idioma eng
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Percolation of interacting particles on heterogenous surfaces
Artículo
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Giménez, María Cecilia et al · Elsevier Science · 2010 · ISSN 1521-1529
The percolation problem of interacting particles on square lattices with two kinds of energetically different sites is studied. Square lattices formed by collections of either randomly or orderly distributed sites are ge...
Idioma eng
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A Novel Hybrid Collaborative Forecasting Method for Offshore Wind Power Based on Intelligent Optimization
Artículo
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Ruanming Huang et al · European Alliance for Innovation (EAI) · 2026 · ISSN 2032-944X
INTRODUCTION: With the rapid growth of offshore wind power integration and increasing wind power penetration, accurate power forecasting has become essential for maintaining grid stability and supporting economic dispatc...
LCC TENDOlNjaWVuY2U~; LCC:Mathematics; LCC:Electronic computers. Computer scienceIdioma eng
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An automatic parallel scheme to design an augmented hydrokinetic river turbine using a simulation-based optimization approach
Artículo
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Dorella, Jonathan Jesus et al · Pergamon-Elsevier Science Ltd · 2023 · ISSN 0029-8018
The effect of diffuser-enhanced flow on the energy extraction performance of hydrokinetic turbines is widely reported in the literature. In this context, this work combines automatic scripting for geometry construction a...
Idioma eng
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Controlling dispersion, stability and polymer content on PDEGMA-functionalized core-brush silica colloids
Artículo
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Penelas, María Jazmín et al · Elsevier Science · 2019 · ISSN 0927-7757
Core-brush hybrid nanoparticles containing PEG surface functions are highly interesting as biologically inert and smart stimuli-responsive materials for future applications in biosensors, drug delivery, tissue engineerin...
Idioma eng
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Fluorescent immunosensor using AP-SNs and QDs for quantitation of IgG anti-Toxocara canis
Artículo
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Medawar Aguilar, Victoria et al · Elsevier Science · 2017 · ISSN 0026-265X
The objective of this work was to develop a microfluidic immunosensor for the quantitative determination of IgG antibodies to Toxocara canis (IgG anti-T.canis), causal agent of toxocariasis. This disease is caused by acc...
Idioma eng
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INTEGRAL-ISGRI observations of the Cygnus OB2 region: Searching for hard X-ray point sources in a region containing several non-thermal emitting massive stars
Artículo
Acceso abierto Artículo CONICET Digital
de Becker, M. et al · Edp Sciences · 2007 · ISSN 0004-6361
Aims. We analyze INTEGRAL-ISGRI data in order to probe the hard X-ray emission (above 20 keV) from point sources in the Cyg OB2 region and to investigate the putative non-thermal high-energy emission from early-type star...
Idioma eng
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Proactive engine maintenance in aviation using data-driven remaining useful life estimation techniques
Artículo
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Yankai Bi et al · SpringerOpen · 2026 · ISSN 1110-1903
Abstract The precise forecasting of the Remaining Useful Life (RUL, expressed in hours) of aircraft engine-like systems using a synthetic dataset designed to mimic real engine degradation patterns is a key factor in sett...
LCC LCC:Engineering (General). Civil engineering (General)Idioma eng
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Optimization strategy for distributed photovoltaic access to distribution networks based on power data
Artículo
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Zhihui Tong et al · Springer · 2026 · ISSN 3004-9261
Abstract In rural areas, unreasonable access of distributed photovoltaic (DPV) may pose a significant challenge to the safe operation of the power network. To address this, determining the maximum hosting capacity of net...
LCC LCC:Science (General)Idioma eng
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Preparation of draining bearing layers from mining in Sweden
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Alireza Bahrami et al · Springer · 2026 · ISSN 3004-9261
Abstract Bearing layers are commonly produced using coarse aggregates, gravel, and filler, where excessive filler content can reduce drainage performance. This study investigates an alternative production method for conv...
LCC LCC:Science (General)Idioma eng
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Open Access
Química atmosférica na Amazônia: a floresta e as emissões de queimadas controlando a composição da atmosfera amazônica Atmospheric chemistry in Amazonia: the forest and the biomass burning emissions controlling the composition of the Amazonian atmosphere
Artículo
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Paulo Artaxo et al · Instituto Nacional de Pesquisas da Amazônia · 2005 · ISSN 0044-5967
Entender os processos naturais que regulam a composição da atmosfera é crítico para que se possa desenvolver uma estratégia de desenvolvimento sustentável na região. As grandes emissões de gases e partículas dur...
LCC LCC:Science (General)Idioma eng
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Temporal correlations in the Vicsek model with vectorial noise
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Gulich, Maximiliano Damián et al · Elsevier Science · 2018 · ISSN 0378-4371
We study the temporal correlations in the evolution of the order parameter ϕt for the Vicsek model with vectorial noise by estimating its Hurst exponent H with detrended fluctuation analysis (DFA). We present results on...
Idioma eng
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AI-driven optimization in cloud computing: a systematic review of cost, resource management, and security
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Ronaldy Solano Ito López et al · Frontiers Media S.A · 2026 · ISSN 2624-8212
Cloud computing environments face persistent structural challenges in cost control, dynamic resource allocation, and security risk management, which traditional infrastructure approaches fail to address adequately. This ...
LCC LCC:Electronic computers. Computer scienceIdioma eng
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Size dependent Cu dielectric function for plasmon spectroscopy: Characterization of colloidal suspension generated by fs laser ablation
Artículo
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Santillán, Jesica María José et al · American Institute of Physics · 2012 · ISSN 0021-8979
Copper metal nanoparticles (Nps) have received increasing interest during the last years due to their potential applications in several fields of science and technology. Their optical properties depend on the characteris...
Idioma eng
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Stimulated Raman scattering microscopy: fundamentals, instrumentation, and chemical imaging applications
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Fake Lu · Frontiers Media S.A · 2026 · ISSN 2813-530X
Stimulated Raman scattering (SRS) microscopy is a fast Raman imaging technique that combines the molecular specificity of vibrational spectroscopy with the high spatial resolution and speed of laser-scanning microscopy. ...
LCC LCC:Biology (General); TENDOkNoZW1pc3RyeQ~~Idioma eng
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