Search Results - "Colmenero, J."
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A Generalized Rouse Incoherent Scattering Function for Chain Dynamics of Unentangled Polymers in Dynamically Asymmetric Blends
Published in Macromolecules (09-07-2013)“…The chain dynamics of unentangled polymers strongly deviates from the expected Rouse behavior when they form part of dynamically asymmetric polymer blends…”
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Non-exponential Rouse correlators and generalized magnitudes probing chain dynamics
Published in Journal of non-crystalline solids (01-01-2015)“…Inspired by the generalized Langevin equation (GLE) formalism with some approximations, we have proposed a method to generalize the Rouse expression of the…”
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Effect of dietary crude protein concentration on milk production and nitrogen utilization in lactating dairy cows
Published in Journal of dairy science (01-05-2006)“…Forty lactating Holstein cows, including 10 with ruminal cannulas, were blocked by days in milk into 8 groups and then randomly assigned to 1 of 8 incomplete 5…”
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Dielectric Susceptibility of Liquid Water: Microscopic Insights from Coherent and Incoherent Neutron Scattering
Published in Physical review letters (28-10-2016)“…The analysis of neutron scattering results on H dynamics (H_{2}O) and the dynamic structure factor (D_{2}O) around the intermolecular peak and at intermediate…”
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Effect of nanoconfinement on polymer dynamics: surface layers and interphases
Published in Physical review letters (05-03-2013)“…We present neutron spin echo experiments that address the much debated topic of dynamic phenomena in polymer melts that are induced by interacting with a…”
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Effects of dietary crude protein concentration on late-lactation dairy cow performance and indicators of nitrogen utilization
Published in Journal of dairy science (01-07-2017)“…The objectives of this study were to measure performance responses and to evaluate indictors of N utilization in late-lactation cows fed diets with incremental…”
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Short communication: Milk urea nitrogen as a predictor of urinary nitrogen and urea nitrogen excretions of late-lactation dairy cows fed nitrogen-limiting diets
Published in Journal of dairy science (01-02-2019)“…Our objectives were to assess the relationships between milk urea N (MUN), serum urea N (SUN), urine N (UN), and urinary urea N (UUN) in late-lactation cows…”
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Direct observation of confined single chain dynamics by neutron scattering
Published in Physical review letters (14-05-2010)“…Neutron spin echo has revealed the single chain dynamic structure factor of entangled polymer chains confined in cylindrical nanopores with chain dimensions…”
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Reducing dietary crude protein: Effects on digestibility, nitrogen balance, and blood metabolites in late-lactation Holstein cows
Published in Journal of dairy science (01-07-2024)“…The list of standard abbreviations for JDS is available at adsa.org/jds-abbreviations-24. Nonstandard abbreviations are available in the Notes. Our objectives…”
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Sorption and desorption behavior of water and organic solvents from graphite oxide
Published in Carbon (New York) (01-09-2010)“…The sorption–desorption of water and different organic solvents (methanol, 1-propanol, benzene, chloroform and carbon tetrachloride) from the vapor phase in…”
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Dielectric relaxation of 2-ethyl-1-hexanol around the glass transition by thermally stimulated depolarization currents
Published in The Journal of chemical physics (07-06-2015)“…We explore new routes for characterizing the Debye-like and α relaxation in 2-ethyl-1-hexanol (2E1H) monoalcohol by using low frequency dielectric techniques…”
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Structure and dynamics of single-chain nano-particles in solution
Published in Polymer (Guilford) (22-11-2016)“…By means of intramolecular folding/collapse of individual polymer chains (precursors), ultra-small soft nano-objects called single-chain nano-particles (SCNPs)…”
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Polymer chain dynamics: evidence of nonexponential mode relaxation using thermally stimulated depolarization current techniques
Published in Physical review letters (15-08-2014)“…The slowest (p=1) mode relaxation of several polyisoprenes has been experimentally isolated by thermally stimulated depolarization current techniques. Close to…”
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Influence of Water and Filler Content on the Dielectric Response of Silica-Filled Rubber Compounds
Published in Macromolecules (26-03-2013)“…We present in this work a systematic study to analyze the influence of water and filler content on the dielectric response of silica-filled rubber compounds…”
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Dielectric Investigation of the Low-Temperature Water Dynamics in the Poly(vinyl methyl ether)/H2O System
Published in Macromolecules (09-08-2005)“…Broadband dielectric spectroscopy (10-1−106 Hz) and differential scanning calorimetry measurements have been performed to study the molecular dynamics of water…”
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Significance of detrital zircons in Siluro-Devonian rocks from Iberia
Published in Journal of the Geological Society (01-05-2015)“…Seven samples of Siluro-Devonian sedimentary rocks from the Cantabrian and Central Iberian zones of the Iberian Variscan belt have been investigated for…”
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Effect of supplementing rumen-protected methionine on production and nitrogen excretion in lactating dairy cows
Published in Journal of dairy science (01-03-2008)“…Two 4 x 4 Latin square trials (4-wk periods; 16 wk total) were conducted to see whether supplementing rumen-protected Met (RPM; fed as Mepron) would allow…”
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Collective Features in Polyisobutylene. A Study of the Static and Dynamic Structure Factor by Molecular Dynamics Simulations
Published in Macromolecules (14-01-2014)“…We present a study of the static and dynamic structure factor of polyisobutylene (PIB) by fully atomistic molecular dynamics simulations. The reliability of…”
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Permanent adsorption of organic solvents in graphite oxide and its effect on the thermal exfoliation
Published in Carbon (New York) (01-04-2010)“…The dispersion of graphite oxide (GO) in organic solvents followed by their evaporation at relative high temperature resulted in a strong adsorption of the…”
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