Results 131 to 140 of about 290,074 (337)

Analysis of a MIL-L-27502 lubricant from a gas-turbine engine test by size-exclusion chromatography [PDF]

open access: yes
Size exclusion chromatography was used to determine the chemical degradation of MIL-L-27502 oil samples from a gas turbine engine test run at a bulk oil temperature of 216 C. Results revealed a progressive loss of primary ester and additive depletion and
Jones, W. R., Jr., Morales, W.
core   +1 more source

Anomalous Stiffening of a Conjugated Polymer During Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The electromechanical response of a thienothiophene‐based conjugated polymer with triethylene glycol side chains is investigated. Electrochemical nanoindentation and atomic force microscopy reveal a modest and reversible increase in elastic modulus at room temperature upon electrochemical oxidation.
Judith Pons i Tarrés   +17 more
wiley   +1 more source

SI‐bioATRP in Mesoporous Silica for Size‐Exclusion Driven Local Polymer Placement

open access: yesAdvanced Functional Materials, EarlyView.
An enzyme‐catalyzed surface‐initiated atom transfer radical polymerization (SI‐bioATRP) of an anionic monomer within mesoporous silica particles, using hemoglobin as a catalyst, allows for controlling the location of the formed polymer via size‐exclusion effects between the nanopores and the biomacromolecules, thereby opening routes to functional ...
Oleksandr Wondra   +8 more
wiley   +1 more source

Characterisation of mass distributions of solvent-fractionated lignins using analytical ultracentrifugation and size exclusion chromatography methods [PDF]

open access: gold, 2021
Yudong Lu   +7 more
openalex   +1 more source

High‐Resolution Characterization of Protein‐Conjugated, mRNA‐Loaded Lipid Nanoparticles by Analytical Ultracentrifugation

open access: yesAdvanced Functional Materials, EarlyView.
Lipid nanoparticles containing messenger RNA are characterized by sedimentation velocity analytical ultracentrifugation using UltraScan's new Custom Grid algorithm to provide multi‐dimensional distributions for partial specific volume (particle density), molar mass, sedimentation, diffusion, and hydrodynamic radius.
Sophia Bird   +8 more
wiley   +1 more source

Chiral Nanohoops as an Efficient Spin Polarization System

open access: yesAdvanced Functional Materials, EarlyView.
Chiral conjugated nanohoops with a central dibenzopentalene unit exhibit 90% spin polarization at low voltage and high conductivity. These properties make them ideal components in molecular spintronics applications. Abstract A central challenge in molecular spintronics is to achieve a high spin polarization at low operating voltages and ambient ...
Anu Gupta   +4 more
wiley   +1 more source

Qualitative comparison of cassiicolin in four strains of Corynespora cassiicola [PDF]

open access: yes, 2008
Corynespora cassiicola is a necrotrophic ascomycete fungus affecting a wide range of plants. In rubber tree, C. cassiicola causes the Corynespora Leaf Fall (CLF) disease, responsible for sporadic but often severe epidemics in rubber plantations in most ...
Bieysse, Daniel   +4 more
core  

Modeling, Simulating, and Parameter Fitting of Biochemical Kinetic Experiments

open access: yes, 2015
In many chemical and biological applications, systems of differential equations containing unknown parameters are used to explain empirical observations and experimental data.
Goulet, D.
core   +1 more source

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