Results 41 to 50 of about 363,421 (298)

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

Halide‐Dependent Photoluminescence and Heavy‐Atom Effects in Low‐Melting Organic–Inorganic Manganese Halides

open access: yesAdvanced Functional Materials, EarlyView.
Two pyridinium‐based ionic liquid templated hybrid manganese halides, (C4Py)2[MnCl4] and (C4Py)2[MnBr4], display similar bulk structures but show significantly different photoluminescence behaviors due to the bromine heavy‐atom effect. Their stable local Mn environments remain intact even in the molten state, allowing applications such as luminescence ...
Biswajit Bhattacharyya   +22 more
wiley   +1 more source

Risk of congenital malformations among children of construction painters in Denmark: a nationwide cohort study

open access: yesScandinavian Journal of Work, Environment & Health, 2015
OBJECTIVES: Painters’ occupational exposure is classified as a group 1 carcinogen by the International Agency for Research on Cancer (IARC). Previous studies have shown increased risk of congenital malformations among children of women exposed to organic
Ninna Hahn Tougaard   +3 more
doaj   +1 more source

L’image revendiquée : la prise de conscience d’une dignité des métiers d’arts à la fin du Moyen Âge

open access: yesImages du Travail, Travail des Images, 2016
Considered as a craftman for a long time, the artist, especially the painter tries to gain during the last centuries of the Middle Ages a higher status. This claim involves the writing, but, particularly in the Flemish area, images.
Sophie Brouquet
doaj   +1 more source

Vincent Van Gogh\u27s Personal Possession [PDF]

open access: yes, 2015
I am an amatuer artist, so when I was in Arles in southern France, it was nat­ural. for me to want to see all the places thereabouts that the famous Dutch painter Vincent van Gogh had been concerned with when he lived there in ...
DeWitt, Bill
core   +1 more source

Spatially Modulated Morphotropic Phase Boundaries in a Compressively Strained Multiferroic Thin Film

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT The coexisting rhombohedral‐like (R′, MA) and tetragonal‐like (T′, MC) monoclinic phases in compressively strained bismuth ferrite thin films exhibit exceptional piezoelectric and magnetic properties. While previous studies have largely focused on probing the morphotropic phase boundaries (MPBs) comprising ordered R′/T′ twins, their self ...
Ting‐Ran Liu   +7 more
wiley   +1 more source

Fast Track to the Overdoped Regime of Superconducting YBa2Cu3O7‐δ Thin Films via Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
Overdoping high temperature superconductors, such as YBa2Cu3O7‐δ (YBCO), is expected to maxime the critical current density by optimising the condensation energy for a given defect landscape, providing new thrust for the development of fusion enabling coated conductors. Here, precise oxygen control is achieved via an electrochemical method allowing for
Alexander Stangl   +7 more
wiley   +1 more source

Unjustly forgotten painter [PDF]

open access: yesZbornik Radova Filozofskog Fakulteta u Prištini, 2010
This paper talks about a painter, Sima Čemerikić, whose miscellaneous and rich work, due to unexplained circumstances, has remained out of reach of professional and general public until now.
Marković Kamenko M.
doaj  

Anti-multipath digital signal detector [PDF]

open access: yes, 1974
Detector operates in conjunction with radio frequency portion of receiver to detect digital signals transmitted in known modulation formats. Signal is constructed by assigning known and distinct modulation waveforms to sequence of message symbols.
Painter, J. H.
core   +1 more source

Proposal for an Optomechanical Traveling Wave Phonon-Photon Translator [PDF]

open access: yes, 2010
In this article we describe a general optomechanical system for converting photons to phonons in an efficient, and reversible manner. We analyze classically and quantum mechanically the conversion process and proceed to a more concrete description of a ...
Painter, Oskar, Safavi-Naeini, Amir H.
core   +2 more sources

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