Results 91 to 100 of about 1,550,892 (327)

Management Control Systems, Bricolage, and Frugal Innovation: Effects on Value Creation in Startups With a Social Mission

open access: yesKnowledge and Process Management, EarlyView.
ABSTRACT This study analyzes the effects of the management control systems (social networking and organic innovative culture), via bricolage and frugal innovation, in the social and economic value creation of startups with a social mission. Data from 118 Brazilian startups with a social mission were analyzed using structural equation modeling and fuzzy‐
Anderson Betti Frare, Ilse Maria Beuren
wiley   +1 more source

Comprehensive Insights into Natural Bioactive Compounds: From Chemical Diversity and Mechanisms to Biotechnological Innovations and Applications

open access: yesChemistryOpen, EarlyView.
Natural products derived from plants, animals, fungi, bacteria, and minerals contain diverse bioactive classes such as alkaloids, flavonoids, terpenoids, saponins, tannins, and phenolics. These natural products work through different mechanisms, including ROS inhibition, NF‐κB suppression, and cytokine regulation, and exhibit wide applications across ...
Sajid Ali   +4 more
wiley   +1 more source

Pressurized Liquid Extraction (PLE) and QuEChERS evaluation for the analysis of antibiotics in agricultural soils

open access: yesMethodsX, 2020
Vinasse, a liquid waste which originates from the production of ethanol fuel from sugarcane, has been widely used as soil amendment in Brazil. An important concern that arises from vinasse reuse is the dissemination of antibiotics to the environment ...
Josiel José da Silva   +5 more
doaj   +1 more source

Flax Fiber Flyash/Steel Reinforced Sustainable Composites in Corrosive Conditions: Mechanical, Wear, and Corrosion Properties

open access: yesPolymer Composites, EarlyView.
Materials used for fabricating sustainable composites. ABSTRACT A composite sample with 18% flax fiber flyash (FF) exhibits increased tensile strength (TS) and greater load‐transfer efficiency of the reinforcement under corrosive conditions.
Sumesh Keerthiveettil Ramakrishnan   +2 more
wiley   +1 more source

Program Learning Event on Violence against Children in and around Schools in East Africa [PDF]

open access: yes, 2015
Sponsored by the Elevate Children Funders Group (ECFG), a three-day Program Learning Event (PLE) on Violence against Children in and around Schools (VACiS) held in Kampala, Uganda from 14-16 July 2015, attracted 77 practitioners, donors, advocates ...

core  

Nonparametric estimation of a distribution function under biased sampling and censoring

open access: yes, 2007
This paper derives the nonparametric maximum likelihood estimator (NPMLE) of a distribution function from observations which are subject to both bias and censoring.
Mandel, Micha
core   +1 more source

High‐Brightness Delayed Imaging Realized by Embedding Zinc Gallate Nanocrystals Into Glass

open access: yesRare Metals, EarlyView.
ABSTRACT X‐ray delayed imaging technology leverages an “irradiation‐storage‐thermally stimulated readout” mode, demonstrating unique advantages in intermittent monitoring scenarios such as high‐temperature/high‐radiation environments. This typically requires materials combining abundant carrier‐trapping energy levels with structural thermostability ...
Jun‐Xiao Wu   +6 more
wiley   +1 more source

Towards an institutional PLE

open access: yes, 2011
PLEs in their broader sense (the ad-hoc, serendipitous and potentially chaotic set of tools that learners bring to their learning) are increasingly important for learners in the context of formal study.
Davis, Hugh C.   +6 more
core  

High‐Temperature Stable Narrowband Near‐Infrared Phosphor‐Converted Light‐Emitting Diode Based on Melt‐Grown CsPbCl3: Yb3+ Crystal

open access: yesRare Metals, EarlyView.
ABSTRACT Narrowband near‐infrared (NIR) phosphor‐converted light‐emitting diodes (pc‐LEDs) featuring low full‐width at half maximum (FWHM) and high conversion efficiency are crucial for chemical content evaluation, light therapy, and bioimaging.
Chunshen Li   +4 more
wiley   +1 more source

Colloidal Quasi‐2D Cs2AgBiBr6 Double Perovskite Nanosheets: Synthesis and Application as High‐Performance Photodetectors

open access: yesSmall, EarlyView.
Layered quasi‐2D Cs2AgBiBr6 nanosheets, with large lateral dimensions of up to 1.4 µm, which are only a few nanometers thick, were synthesized as a result of systematic investigation of the roles of ligands and reaction temperature. The nanosheets were used to develop high‐performance photodetectors, yielding detectivity in the order of 1012 Jones with
Pannan I. Kyesmen   +4 more
wiley   +1 more source

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