Results 41 to 50 of about 7,476,314 (299)

Shape Tiling [PDF]

open access: yesThe Electronic Journal of Combinatorics, 1996
Given a list $1\times 1, 1\times a, 1\times b, \dots, 1\times c$ of rectangles, with $a,b,\dots,c$ non-negative, when can $1\times{t}$ be tiled by positive and negative copies of rectangles which are similar (uniform scaling) to those in the list? We prove that such a tiling exists iff $t$ is in the field $Q(a,b,\dots,c)$.
Kevin Keating, Jonathan L. King
openaire   +2 more sources

Microstructures and Properties Evolution of Al-Cu-Mn Alloy with Addition of Vanadium

open access: yesMetals, 2016
The effect of the vanadium addition on the microstructure, the precipitation behavior, and the mechanical properties of the Al-5.0Cu-0.4Mn alloy has been studied. The as-cast Al-5.0Cu-0.4Mn alloy was produced by squeeze casting and the heat treatment was
Fansheng Meng   +4 more
doaj   +1 more source

Body shape preferences: Associations with rater body shape and sociosexuality [PDF]

open access: yes, 2013
Copyright @ 2013 Price et al.This article has been made available through the Brunel Open Access Publishing Fund.There is accumulating evidence of condition-dependent mate choice in many species, that is, individual preferences varying in strength ...
Dunn, J   +4 more
core   +4 more sources

Relativistic shape invariant potentials [PDF]

open access: yes, 2001
Dirac equation for a charged spinor in electromagnetic field is written for special cases of spherically symmetric potentials. This facilitates the introduction of relativistic extensions of shape invariant potential classes.
Abdulaziz D Alhaidari   +13 more
core   +2 more sources

An engineered U7 small nuclear RNA scaffold greatly increases ADAR-mediated programmable RNA base editing

open access: yesNature Communications
Custom RNA base editing exploiting the human Adenosine Deaminase Acting on RNA (ADAR) enzyme may enable therapeutic gene editing without DNA damage or use of foreign proteins.
Susan M. Byrne   +10 more
doaj   +1 more source

Shape of matchbox manifolds [PDF]

open access: yes, 2014
In this work, we develop shape expansions of minimal matchbox manifolds without holonomy, in terms of branched manifolds formed from their leaves. Our approach is based on the method of coding the holonomy groups for the foliated spaces, to define ...
Clark, Alex, Hurder, Steve, Lukina, Olga
core   +1 more source

The shape of collaborations [PDF]

open access: yesEPJ Data Science, 2017
Abstract The structure of scientific collaborations has been the object of intense study both for its importance for innovation and scientific advancement, and as a model system for social group coordination and formation thanks to the availability of authorship data. Over the last years, complex networks approach to this problem have yielded important
Alice Patania   +2 more
openaire   +4 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Why and When Are Evidence‐Based Interventions Adopted in Paediatric Supportive Care? A Qualitative Exploration of the Determinants of Photobiomodulation Implementation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Oral mucositis is a common and debilitating side effect of childhood cancer and stem cell transplant treatments. It affects the quality of life of children and young people (CYP) and places a strain on services. Photobiomodulation is recommended for oral mucositis prevention in international guidance but is poorly implemented in UK ...
Claudia Heggie   +4 more
wiley   +1 more source

Effect of the Shape of Stator Blades on the Performance Output of a Vertical Axis Marine Current Turbine [PDF]

open access: yes, 2013
Due to the diminishing reserves of fossil fuels and increased pollution from exploitation of these fuels, the world is focusing on the renewable energy sources.
Asim, Taimoor   +2 more
core   +1 more source

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