Results 31 to 40 of about 1,033,841 (90)

Enantioselective Synthesis of des-Epoxy-Amphidinolide N

open access: yes, 2018
The synthesis of des-epoxy-amphidinolide N was achieved in 22 longest linear and 33 total steps. Three generations of synthetic endeavors are reported herein.
Craig E. Stivala (1861234)   +15 more
core   +1 more source

Rubber-toughened epoxy loaded with carbon nanotubes: structure-property relationships [PDF]

open access: yes, 2010
The paper reports on the preparation, structure and properties of ternary thermosetting blends, based on DGEBA epoxy, cured with 3,3′-DDS and modified by the addition of CTBN reactive liquid rubber and/or 0.3wt% of commercial multi- walled carbon ...
Salinas-Ruiz, Maria D. M.   +4 more
core   +1 more source

Chemical transformation of lapachol to dehydroiso-α-lapachone and related quinones

open access: yes, 2001
89-92Chemical transformation of lapachol to dehydroiso-α-lapachone, dehydroiso-β-lapachone, α-lapachone, β-lapachone and dehydro-α-lapachone in a single step synthesis by reaction with aqueous NaNO2 and glacial AcOH and to di- and tri-bromo ...
Jain, Renuka   +2 more
core  

Re-agglomeration of carbon nanotubes in two-part epoxy system; influence of the concentration [PDF]

open access: yes, 2007
Carbon nanotubes, because of their exceptional mechanical properties, are one of the potential reinforcements for polymers in near future. Before substituting these nanocomposites in commercial applications, there are many problems, like dispersion ...
Inam, Fawad, Peijs, Ton
core  

The effect of nano size fillers on electrical performance of epoxy resin

open access: yes, 2012
Epoxy resin is widely used in high voltage apparatus as insulation due to its excellent mechanical, electrical and chemical properties. Fillers are often added to epoxy resin to enhance its mechanical, thermal and chemical properties.
Wang, Qi, Wang, Q
core   +1 more source

The conundrum of α- and β-lapachone isomerization in acidic media : insights from experimental and implicit/explicit solvation approaches [PDF]

open access: yes, 2018
The authors are grateful to CAPES (Coordenação de Aperfeiçoamento de Pessoal de Nível Superior), CNPq (Conselho Nacional de Desenvolvimento Científico e Tecnológico), and FAPERJ (Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de ...
Carneiro, Jose Walkimar   +14 more
core   +1 more source

Involvement of Endoplasmic Reticulum Stress and Activation of Map Kinases in Beta-Lapachone-Induced Human Prostate Cancer Cell Apoptosis

open access: yes, 2009
beta-Lapachone, an o-naphthoquinone, induces various carcinoma cells to undergo apoptosis, but the mechanism is poorly understood. In the present study, we found that the beta-lapachone-induced apoptosis of DU145 human prostate carcinoma cells was ...
連宜珍;龔秀妮;盧國賢;鄭瓊娟;周逸鵬   +1 more
core  

Temperature dependence of the interfacial shear strength in glass-fibre epoxy composites [PDF]

open access: yes, 2014
The present work focuses on further investigation of the hypothesis that a significant fraction of apparent interfacial shear strength (IFSS) in fibre-reinforced composites can be attributed to a combination of residual radial compressive stress and ...
Thomason, James, Yang, Liu
core   +1 more source

Recent Advances in the Pharmaceutical and Biomedical Applications of Cyclodextrin-Capped Gold Nanoparticles. [PDF]

open access: yesInt J Nanomedicine, 2023
Abdellatif AAH   +10 more
europepmc   +1 more source

ß-Lapachone accelerates the recovery of burn-wound skin [PDF]

open access: yes, 2011
ß-lapachone is a quinone of lapachol extracted from the bark of lapacho tree. Recent findings demonstrated that punched skin wounds of mice healed faster with ß-lapachone treatment.
Kung, Hsiu-Ni   +3 more
core  

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