Results 21 to 30 of about 35,521 (208)

Abstracting Nash equilibria of supermodular games [PDF]

open access: yes, 2017
Supermodular games are a well known class of noncooperative games which find significant applications in a variety of models, especially in operations research and economic applications.
Ranzato, Francesco
core   +1 more source

Urban Green Infrastructure for Poverty Alleviation: Evidence Synthesis and Conceptual Considerations

open access: yesFrontiers in Sustainable Cities, 2021
The multiple benefits of urban green infrastructure (UGI) that support sustainable cities are increasingly acknowledged, and yet the bulk of research over the past decade or so has focused on only a small subset of the numerous benefits, notably ...
Charlie M. Shackleton
doaj   +1 more source

How commonly is upper gastrointestinal cancer missed at endoscopy? A meta-analysis

open access: yesEndoscopy International Open, 2014
Background and study aims: Upper gastrointestinal (UGI) cancer in the Western world usually presents at an advanced stage, when opportunities for curative therapy are limited.
Shyam Menon, Nigel Trudgill
doaj   +1 more source

Controlling the stereochemistry in 2-oxo-aldehyde-derived Ugi adducts through the cinchona alkaloid-promoted electrophilic fluorination

open access: yesBeilstein Journal of Organic Chemistry, 2020
In this report, we introduce a new strategy for controlling the stereochemistry in Ugi adducts. Instead of controlling stereochemistry directly during the Ugi reaction we have attempted to stereodefine the chiral center at the peptidyl position through ...
Yuqing Wang   +9 more
doaj   +1 more source

Spatio-temporal evolution characteristics analysis and optimization prediction of urban green infrastructure: a case study of Beijing, China

open access: yesScientific Reports, 2022
The reasonable layout of green infrastructure is conducive to the low-carbon, livable and high-quality sustainable development of cities. The framework of spatio-temporal evolution characteristics and prediction analysis of Urban Green Infrastructure ...
Yin Ma   +5 more
doaj   +1 more source

Investigating the Role of Green Infrastructure on Urban WaterLogging: Evidence from Metropolitan Coastal Cities

open access: yesRemote Sensing, 2021
Urban green infrastructures (UGI) can effectively reduce surface runoff, thereby alleviating the pressure of urban waterlogging. Due to the shortage of land resources in metropolitan areas, it is necessary to understand how to utilize the limited UGI ...
Qifei Zhang, Zhifeng Wu, Paolo Tarolli
doaj   +1 more source

Highly Stereoselective Ugi/Pictet–Spengler Sequence [PDF]

open access: yesThe Journal of Organic Chemistry, 2022
Discovering novel synthetic routes for rigid nitrogen-containing polyheterocycles using sustainable, atom-economical, and efficient (= short) synthetic pathways is of high interest in organic chemistry. Here, we describe an operationally simple and short synthesis of the privileged scaffold dihydropyrrolo[1,2-a]pyrazine-dione from readily accessible ...
Bidong Zhang   +2 more
openaire   +3 more sources

Contrasting Distributions of Urban Green Infrastructure across Social and Ethno-racial Groups [PDF]

open access: yes, 2018
Links between urban green infrastructure (UGI) and public health benefits are becoming well established. Despite this, how UGI is distributed varies widely.
Dallimer, M   +3 more
core   +1 more source

Antibiotic use during pregnancy and neurodevelopmental outcomes of offspring in early childhood [PDF]

open access: yes, 2020
There is limited research on the effects of antibiotic use during pregnancy on neurodevelopmental outcomes of offspring in early childhood. The aim of this study was to investigate associations between antibiotic use during early pregnancy and ...
Gamache, Tressa
core  

On the Landscape Activity Measure Coupling Ecological Index and Public Vitality Index of UGI: The Case Study of Zhongshan, China

open access: yesLand, 2022
In the context of high-quality urban development and the increasingly important role of urban green infrastructure (UGI) in public life, landscape activity (LA) has gradually become a dominant indicator for improving UGI quality and efficiency, as well ...
Xueling Zhang   +2 more
doaj   +1 more source

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