Results 41 to 50 of about 5,811,187 (302)

Learning Analytics Community Exchange: Evidence Hub [PDF]

open access: yes, 2016
This poster sets out the background and development of the LACE Evidence Hub, a site that gathers evidence about learning analytics in an accessible form.
Clow, Doug, Ferguson, Rebecca
core  

Correction-to-scaling exponent for two-dimensional percolation

open access: yes, 2011
We show that the correction-to-scaling exponents in two-dimensional percolation are bounded by Omega
D. Stauffer   +3 more
core   +1 more source

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

Evaluation of oriental beech (Fagus orientalis L.) site productivity using generalized additive model (Case study: Tarbiat Modares University Forest Research Station) [PDF]

open access: yesمجله جنگل ایران, 2015
Site productivity is a key indicator of forest ecosystem; therefore it is an important criterion for forest manager for estimating the yield, annual exploitation and growth, and choosing the most suitable tree species for sites as well.
doaj  

UDP-N-acetilglicosamina enolpiruvil transferase: determinação dos estados de protonação de resíduos de aminoácidos do sítio ativo pelo método PM6

open access: yesQuímica Nova, 2012
UDP-N-acetylglucosamine-enolpyruvyl transferase (MurA) catalyzes the reaction between phosphoenol pyruvate and UDP-N-acetylglucosamine. We present a theoretical approach using the semiempirical PM6 method for defining protonation state of three active ...
Anivaldo Xavier de Souza   +1 more
doaj   +1 more source

First Principles Study on the Thermodynamic and Elastic Mechanical Stability of Mg2X (X = Si,Ge) Intermetallics with (anti) Vacancy Point Defects

open access: yesCrystals, 2020
In this paper, based on the density functional theory, through thermodynamic and mechanical stability criteria, the crystal cell model of intermetallic compounds with vacancy and anti-site point defects is constructed and the lattice constant, formation ...
Yuhong Zhao   +4 more
doaj   +1 more source

Imaging Water Dissociation on TiO₂(110) [PDF]

open access: yes, 2001
Scanning tunneling microscopy has been used to identify the adsorption site of H₂O on TiO₂(110)-(1 x 1) at 150 K, and to monitor the site of the dissociation products at 290 K.
Brookes, IM, Muryn, CA, Thornton, G
core  

Identification of single-site gold catalysis in acetylene hydrochlorination [PDF]

open access: yes, 2017
There remains considerable debate over the active form of gold under operating conditions of a recently validated gold catalyst for acetylene hydrochlorination.
Catlow, C. Richard A.   +14 more
core   +4 more sources

Prevalence and Trajectory of Household Material Hardship Among Children With Advanced Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Families of children with advanced cancer living in poverty experience inferior outcomes including poor parent mental health and worse child quality of life. Household material hardship (HMH: food, housing, transportation, and/or utility insecurity) is a modifiable poverty exposure—and potential intervention target—that ...
Sarah Wright   +13 more
wiley   +1 more source

Site demands and some quantitative and qualitative characteristics of Persian Oak (Quercus brantii Lindl.) in Chaharmahal & Bakhtiari Province (western Iran) [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2006
This research was carried out at three sites, including lordegan, Ardal and Bazoft of Chaharmahl and Bakhtiari province, where the oak monna (Quercus branttii Lindl.) is the dominant tree species. First of all, forest types were sutdied, which Q. brantii
Mahmood Talebi   +2 more
doaj  

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