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Buscador de Tesis y publicaciones académicas

Consulta más de 250 millones de tesis, artículos científicos, ponencias y datasets de repositorios abiertos de todo el mundo. Encuentra antecedentes para tu investigación y descarga los que son de acceso libre.

148.407.115 resultados

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Conjunto de datos 2027 Acceso abierto

Cryo-electron microscopy EPN/Grenoble BAG

Jiangfeng ZHAO · Eaazhisai KANDIAH · Guy SCHOEHN

At the EPN campus level structural biology work is carried out in all the 4 institutes (IBS, ESRF, ILL and EMBL). Today all structural biology groups are turning to cryo-EM. The EM demand is therefore extremely high and present in the 4 Institutes. However there are also some other Research Institutes in Grenoble and w...

basic medicine PaN medical and health sciences electron microscopy
  • ESRF (European Synchrotron Radiation Facility...
  • English
  • DOI: 10.15151/esrf-es-1776324016
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Artículo 2027 Acceso abierto Revisado por pares

GARCH copulas, v-transforms and D-vines for stochastic volatility

Alexandra Dias · Jialing Han · Alexander J. McNeil

The bivariate copulas that describe the dependencies and partial dependencies of lagged variables in strictly stationary, first-order GARCH-type processes are investigated. It is shown that the copulas of symmetric GARCH processes are jointly symmetric but non-exchangeable, while the copulas of processes with symmetric...

Methodology (stat.ME) FOS: Computer and information sciences Methodology mathematics
  • Elsevier BV
  • United Kingdom
  • English
  • DOI: 10.1016/j.jmva.2026.105695
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Artículo 2027 Acceso abierto Revisado por pares

Refined bit complexity for the computation of at least one point per connected component of a smooth complete intersection real algebraic set

Elliott, Jesse · Giesbrecht, Mark · Gillot, Edern · Safey El Din, Mohab · y 1 más

We refine the bit complexity analysis of an algorithm for the computation of at least one point per connected component of a smooth real algebraic set, yielding exponential speedup (with respect to the number of variables) compared to prior works. The algorithm which is analyzed is based on the critical point method, r...

FOS: Computer and information sciences Real algebraic geometry Bit complexity Real root solving
  • Elsevier BV
  • English
  • DOI: 10.1016/j.jsc.2026.102602
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Artículo 2027 Acceso abierto Revisado por pares

Parallel athermal quasistatic deformation stepping of molecular systems

Maximilian Reihn · Franz Bamer · Benjamin Stamm

The athermal quasistatic deformation method provides an elegant solution to overcome the limitation of short time spans in molecular simulations. It provides overdamped conditions, allowing for the extraction of purely structural responses in the absence of thermal vibration. However, it requires computationally expens...

Chemical Physics (physics.chem-ph) Computational Physics Chemical Physics FOS: Physical sciences
  • Elsevier BV
  • English
  • DOI: 10.1016/j.jcp.2026.115420
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Artículo 2027 Acceso abierto Revisado por pares

Research progress of virtual magnetic resonance elastography

Yan, Wang · Chun, Yang · Xin, Yu · Jin, Liu · y 4 más

Tissue stiffness assessment plays a critical role in the clinical diagnosis of liver fibrosis and the differentiation of benign from malignant tumors, among other conditions. Conventional magnetic resonance elastography (MRE) enables noninvasive evaluation of tissue stiffness but relies on dedicated external vibration...

  • Elsevier BV
  • English
  • DOI: 10.1016/j.mri.2026.110801
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Conjunto de datos 2027 Acceso abierto

Phage T5 interacting with minicell

Alessio D'ACAPITO · Emmanuelle NEUMANN · Gregory EFFANTIN

The vast majority of bacteriophages (phages) - bacterial viruses - present a tail that allows host recognition, cell wall perforation and safe channelling of the viral DNA from the capsid to the cytoplasm of the infected bacterium. The majority of tailed phages bears a long flexible tail (Siphoviridae) at the distal en...

basic medicine PaN MX-2612 medical and health sciences
  • ESRF (European Synchrotron Radiation Facility...
  • English
  • DOI: 10.15151/esrf-es-1486270789
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Conjunto de datos 2027 Acceso abierto

A new approach to understanding the origins of the bird respiratory system

Richard BUTLER · Susannah LANAWAY · Kathleen DOLLMAN · Zichuan QIN

Crucial to the spectacular evolutionary success of modern birds is their uniquely efficient respiratory system. Dinosaur skeletons show that this system first appeared in fossil ancestors of birds. However, its earliest evolution is cryptic and poorly understood. We will break a current impasse by analysing the interna...

PaN health sciences medical and health sciences Earth Sciences
  • European Synchrotron Radiation Facility
  • English
  • DOI: 10.15151/esrf-es-1651569644
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Conjunto de datos 2027 Acceso abierto

The Iberian cryoEM community BAG (II)

Jimena MUNTANER · Hok Sau KWONG · Jaime MARTIN-BENITO ROMERO · Jorge CUELLAR (ORCID: 0000-0002-7789-807X) · y 1 más

The Iberian cryoEM BAG is a large consortium (~40 groups) composed of Portuguese and Spanish laboratories working in biologically relevant problems including disease related metabolic enzymes, antibiotic resistance, DNA replication and DNA maintenance, protein synthesis, virus structure and its replication/transcriptio...

basic medicine PaN MX-2777 medical and health sciences
  • European Synchrotron Radiation Facility
  • English
  • DOI: 10.15151/esrf-es-1581647512
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Artículo 2027 Acceso abierto Revisado por pares

Randomized evaluation of gastrointestinal tolerance to high daily intake of short-chain fructo-oligosaccharides in school-aged children

Cindy Le Bourgot · Florian Rigaudier · Florent Herpin · Christine Juhel

Dietary fiber intake in children remains below recommendations, and short-chain fructo-oligosaccharides (scFOS) prebiotic fibers may help close this gap. This clinical trial assessed gastrointestinal tolerance to two substantial scFOS doses in healthy school-aged children with low fiber intake. In a randomized parallel...

agricultural biotechnology agricultural and veterinary sciences
  • Elsevier BV
  • English
  • DOI: 10.1016/j.nut.2026.113386
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Conjunto de datos 2027 Acceso abierto

Munich Crystallography BAG

Andre MOURAO · Igor MELNIKOV · Andreas BRACHER

The diverse groups of the Munich Crystallography BAG study a far range of subjects, reaching from structural aspects of fundamental cellular processes - such as RNA processing, protein folding and degradation, DNA repair, chromatin remodelling, enzymes - to the design of foldamers. The research groups are located at th...

basic medicine PaN medical and health sciences MX-2555
  • ESRF (European Synchrotron Radiation Facility...
  • English
  • DOI: 10.15151/esrf-es-1581819039
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Resultados provistos por OpenAIRE, la infraestructura europea de ciencia abierta. Tesis y Másters Colombia no aloja ni distribuye estos documentos: cada enlace lleva al repositorio de origen.

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