Results 1 to 10 of about 827,824 (116)

Quenching of fluorescence of aromatic molecules by graphene due to electron transfer [PDF]

open access: yesarXiv, 2010
Investigations on the fluorescence quenching of graphene have been carried out with two organic donor molecules, pyrene butanaoic acid succinimidyl ester (PyBS, I) and oligo(p-phenylenevinylene) methyl ester (OPV-ester, II). Absorption and photoluminescence spectra of I and II recorded in mixture with increasing the concentrations of graphene showed no
George, Subi J   +4 more
arxiv   +3 more sources

Asymptotic equivalence for density estimation and gaussian white noise: An extension [PDF]

open access: yesarXiv, 2015
The aim of this paper is to present an extension of the well-known as-ymptotic equivalence between density estimation experiments and a Gaussian white noise model. Our extension consists in enlarging the nonparametric class of the admissible densities.
Mariucci, Ester
arxiv   +4 more sources

A Comparative Study of Physicochemical, Dielectric and Thermal Properties of Pressboard Insulation Impregnated with Natural Ester and Mineral Oil [PDF]

open access: yes, 2011
Natural ester is considered to be a substitute of mineral oil in the future. To apply natural ester in large transformers safely, natural ester impregnated solid insulation should be proved to have comparable dielectric strength and thermal stability to ...
Chen, George   +4 more
core   +1 more source

Mechanical properties and chemical stability of pivalolactone-based poly(ether ester)s [PDF]

open access: yes, 1994
The processing, mechanical and chemical properties of poly(ether ester)s, prepared from pivalolactone (PVL), 1,4-butanediol (4G) and dimethyl terephthalate (DMT), were studied. The poly(ether ester)s could easily be processed by injection moulding, owing
Bantjes, A.   +3 more
core   +3 more sources

Effect of side chains on the dielectric properties of alkyl esters derived from palm kernel oil [PDF]

open access: yes, 2011
Alkyl ester derivatives were synthesized from laboratory purified palm kernel oil. The steps in the synthesis involved transesterification of palm kernel oil to produce a methyl ester, followed by epoxidation and then the grafting of side chains by ...
Abbott, A. P.   +4 more
core   +1 more source

Asymptotic equivalence for inhomogeneous jump diffusion processes and white noise [PDF]

open access: yes, 2014
We prove the global asymptotic equivalence between the experiments generated by the discrete (high frequency) or continuous observation of a path of a time inhomogeneous jump-diffusion process and a Gaussian white noise experiment.
Mariucci, Ester
core   +6 more sources

Genetic control of sterol esterification in developing wheat endosperm [PDF]

open access: yes, 1975
1. 1. The action of gene Pln, previously characterized by the sterol ester patterns of mature whole wheat kernels, has been found to be restricted to the endosperm and not to affect the embryo, the pericarp or the seed coat. 2. 2.
Bush   +25 more
core   +2 more sources

Alternating copolyesteramides based on mixtures of 1,4-butyleneterephthalamide and -isophthalamide and ethanediol (4NT/I2) [PDF]

open access: yes, 1997
Alternating copolyesteramides (APEA's) consisting of mixtures of 1,4-butyleneterephthalamide ester (N,N′-bis(p-carbomethoxybenzoyl) diaminobutane) and 1,4-butyleneisophthalamide ester (N,N′-bis(m-carbomethoxybenzoyl) diaminobutane) polymerized with ...
Bouma, K.   +2 more
core   +2 more sources

Breaking the Cycle, Cholesterol Cycling, and Synapse Damage in Response to Amyloid-ß [PDF]

open access: yes, 2017
Soluble amyloid-β (Aβ) oligomers, a key driver of pathogenesis in Alzheimer disease, bind to cellular prion proteins (PrPC) expressed on synaptosomes resulting in increased cholesterol concentrations, movement of cytoplasmic phospholipase A2 (cPLA2) to ...
Bate, C
core   +2 more sources

Semi-Supervised Radio Signal Identification

open access: yes, 2017
Radio emitter recognition in dense multi-user environments is an important tool for optimizing spectrum utilization, identifying and minimizing interference, and enforcing spectrum policy.
chapelle   +9 more
core   +1 more source

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