Results 121 to 130 of about 701,885 (342)

Bandgap‐Dependent Doping of Semiconducting Carbon Nanotube Networks by Proton‐Coupled Electron Transfer for Stable Thermoelectrics

open access: yesAdvanced Electronic Materials, EarlyView.
Proton‐coupled electron transfer doping with benzoquinone is applied to p‐dope dense films of semiconducting single‐walled carbon nanotubes. The doping efficiency depends on the pH of the doping solution and the bandgap of the nanotubes. The highest conductivities and power factors are achieved for small‐bandgap nanotubes, remaining stable for over 120
Angus Hawkey   +5 more
wiley   +1 more source

A imagem das marcas portuguesas de vestuário [PDF]

open access: yes, 2011
Comunicação apresentada na Global Fashion International Conference que ocorreu entre 11 a 13 de Novembro de 2010 no Porto.The success of national fashion brands seems to be vital for the competitiveness of the Portuguese Apparel Sector.
Almeida, C.Q   +2 more
core  

Thermoelectric Properties of a Family of Benzodifuranone‐Based Conjugated Copolymers in Oriented Thin Films Doped Sequentially With NDMBI‐H

open access: yesAdvanced Electronic Materials, EarlyView.
Combining high polymer orientation of n‐type copolymers by temperature rubbing and sequential doping with N‐DMBI results in a strong improvement of electrical conductivity and thermoelectric power factors reaching up to 9.8 ± 1.6 S cm−1 and 8 ± 3 µW m−1.K2, respectively.
Shubhradip Guchait   +7 more
wiley   +1 more source

Circulating TREM2 as a noninvasive diagnostic biomarker for NASH in patients with elevated liver stiffness

open access: yesHepatology, EarlyView., 2022
Abstract Background and Aims Reliable noninvasive biomarkers are an unmet clinical need for the diagnosis of NASH. This study investigates the diagnostic accuracy of the circulating triggering receptor expressed on myeloid cells 2 (plasma TREM2) as a biomarker for NASH in patients with NAFLD and elevated liver stiffness.
Vineesh Indira Chandran   +17 more
wiley   +1 more source

Biocatalytic Regioselective C‐Formylation of Resorcinol Derivatives

open access: yesAngewandte Chemie, EarlyView.
An acyltransferase from Chromobacterium sphagni (CsATase) was identified that catalyzes the regioselective formylation of resorcinol substrates. The formylation of substituted resorcinol derivatives yielded mono‐formylated products with up to 99% conversion and up to 74% isolated yield.
Lilla Gal   +6 more
wiley   +2 more sources

Consumo de marca y capital social. Nuevas formas de solidaridad en el ámbito del consumo [PDF]

open access: yes, 2008
En el ámbito del consumo están surgiendo formas específicas de capital social, es decir, relaciones de reciprocidad en redes, asociaciones y grupos de consumidores, con consecuencias instrumentales y expresivas.
García-Ruiz, P. (Pablo)
core  

Effect of Regiochemistry on Doping and Thermoelectric Properties of n‐Doped Fullerene Derivatives

open access: yesAdvanced Electronic Materials, EarlyView.
Three fullerene derivatives doubly substituted with diethylene glycol chains (PDEG‐2) is presented. The different regiochemistry significantly affects the crystallinity and consequently the dielectric properties, electronic transport, and doping efficiency. By striking a balance between compatibility with the molecular dopant N‐DMBI and crystallinity a
Federico Ferrari   +7 more
wiley   +1 more source

RIPK3 dampens mitochondrial bioenergetics and lipid droplet dynamics in metabolic liver disease

open access: yesHepatology, EarlyView., 2022
RIPK3 dampens mitochondrial bioenergetics and lipid droplet dynamics in metabolic liver disease. Abstract Background and Aims Receptor‐interacting protein kinase 3 (RIPK3) mediates NAFLD progression, but its metabolic function is unclear. Here, we aimed to investigate the role of RIPK3 in modulating mitochondria function, coupled with lipid droplet (LD)
Marta B. Afonso   +16 more
wiley   +1 more source

Acid‐ and Nucleophile‐Gated Photoisomerization of Phosphaindirubin

open access: yesAngewandte Chemie, EarlyView.
Triply gated isomerization: In polar solvents, a phosphorus‐containing indirubin photoswitch undergoes visible‐light‐driven Z→E isomerization only when protonated, and reverts thermally via nucleophile‐catalyzed back‐isomerization. This three‐way control by light, acid, and nucleophile enables reversible photoisomerization.
Jacob Jan van der Wal   +8 more
wiley   +2 more sources

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