Results 81 to 90 of about 139,141 (292)

EVIDENCE FOR ENVIRONMENTAL CHANGES IN THE SUBMILLIMETER DUST OPACITY [PDF]

open access: yes, 2012
The submillimeter opacity of dust in the diffuse interstellar medium in the Galactic plane has been quantified using a pixel-by-pixel correlation of images of continuum emission with a proxy for column density.
David Hughes
core  

Valorization of Native Potato and Carrot Discards in the Elaboration of Edible Films: Study of Physical and Chemical Properties

open access: yesResources
Growing concern about the environmental impact of traditional packaging has driven the development of biodegradable edible films made from natural and functional biopolymers.
David Choque-Quispe   +11 more
doaj   +1 more source

Protein‐Polymer Dynamic Hydrogels Utilizing Native Ligand Binding for Injectable Therapeutic Delivery and 3D Printing

open access: yesAdvanced Healthcare Materials, EarlyView.
Dynamic nanocolloidal hydrogels were synthesized via the co‐assembly of ligand‐modified spheroidal hyperbranched poly(glycerol) (HPG) and soluble albumin nanoparticles (SANs). Co‐assembly occurred through self‐association of the HPG, as well as its interaction with SANs via native ligand binding.
S. Cem Millik   +9 more
wiley   +1 more source

The role of detailed gas and dust opacities in shaping the evolution of the inner disc edge subject to episodic accretion

open access: yesAstronomy & Astrophysics
Context. The transition in turbulence in the inner regions of protoplanetary discs and the closely connected dust sublimation front lead to a periodic instability, manifesting as episodic accretion outbursts.
Cecil M.   +6 more
doaj   +1 more source

Acquisition and Opacity

open access: yes, 2009
This thesis focuses on the most recent OT-based theory of opacity called Optimality Theory with Candidate Chains (OT-CC, see McCarthy 2007). To date very little attention has been dedicated to the problem of acquisition of OT-CC grammars and to the treatment of spontaneous opacity effects in the light of OT-CC.
openaire   +2 more sources

Role of the Recombination Zone in Organic Light‐Emitting Devices

open access: yesAdvanced Materials, EarlyView.
This review summarizes the critical role of the recombination zone in organic light‐emitting diodes (OLEDs). We highlight that broadening the recombination zone in OLEDs based on emissive layers with balanced charge transport and high photoluminescence quantum yields provides a promising route toward achieving both long operational lifetime and high ...
Yungui Li, Karl Leo
wiley   +1 more source

Social media, financial reporting opacity, and return comovement: Evidence from Seeking Alpha [PDF]

open access: yes, 2019
In this study, we develop a model to analyze the interplay between the coverage of a firm on social media, financial reporting opacity, and stock return comovement. Our model predicts a negative association between social media coverage and comovement as
Li, Yifan   +3 more
core   +1 more source

Performance of a diesel engine fueled with a preheated blend of soybean oil and petrodiesel Desempenho de um motor diesel alimentado com uma mistura pré-aquecida de óleo de soja e petrodiesel

open access: yesEngenharia Agrícola, 2012
Brazil is doing a major effort to find alternatives to diesel oil as combustible. Some study lines are oriented to the development of vegetable oils used as fuel, as a source of getting cheaper and have higher energy density than the converted vegetable ...
Hevandro C. Delalibera   +3 more
doaj  

Transparent Perovskite Light‐Emitting Diodes with Conductive Oxide Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Transparent perovskite light‐emitting diodes (TrPeLEDs) enable simultaneous display and transparency, expanding application possibilities. Using a metal oxide buffer layer and pulsed laser deposition, TrPeLEDs with diverse compositions and architectures are demonstrated.
Michele Forzatti   +11 more
wiley   +1 more source

Degrees of Epistemic Opacity [PDF]

open access: yes, 2020
The paper analyses in some depth the distinction by Paul Humphreys between "epistemic opacity" —which I refer to as "weak epistemic opacity" here— and "essential epistemic opacity", and defends the idea that epistemic opacity in general can be made sense
San Pedro, Iñaki
core  

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