Results 131 to 140 of about 14,913,955 (287)

Device Performance of Emerging Photovoltaic Materials (Version 6)

open access: yesAdvanced Energy Materials, EarlyView.
Efficiency of single junction perovskite (circles), organic (hexagons), dye sensitized (pentagons), kesterite (diamonds), Sb2Se3 (right triangle), and AgBiS2 (left triangles) solar cells at emerging‐pv.org over the last decade. ABSTRACT This 6th annual Emerging PV Report surveys peer‐reviewed advances since August 2024 across perovskite, organic ...
Osbel Almora   +29 more
wiley   +1 more source

Livestock Tango: U.S. and Latin America Dance Together, but Who Will Lead?

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines the competitiveness between Latin American and U.S. livestock and meat sectors. We employ a computable general equilibrium modeling framework to evaluate two scenarios: coordinated improvements in Latin American productivity, transport efficiency, and market access (Scenario I), and the minimum productivity gains required ...
Taís C. Menezes   +2 more
wiley   +1 more source

Foreign direct investment and profit outflows: a causality analysis for the Brazilian economy [PDF]

open access: yes
Most empirical works have focused on the effects of foreign direct investment (FDI) to exports and other economic performance indicators, whereas its impacts to profit outflows has been relatively neglected.
Fernando Seabra, Lisandra Flach
core  

Citizen Engagement for Social and Technological Innovation in Sustainable Energy Systems

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This study underscores the potential of citizen participation in the energy transition by providing insights to foster citizen‐driven innovation. An analysis of energy communities, one of the most dynamic innovations in the energy sector, reveals that these models can be citizen‐led initiatives regarding their operational and organizational structure ...
Ana Belén Cristóbal   +3 more
wiley   +1 more source

Relations between indirect tensile and flexural strengths for dry and plastic concretes

open access: yesRevista IBRACON de Estruturas e Materiais
Indirect tensile strength is not usually used for concrete mixtures proportioning and its technological control; flexural strength tests under third point loads arrangement are the pattern for such goals. Indeed, neither of such tests have the capability
J. T. Balbo
doaj   +1 more source

Farmers' Participation in Messenger‐Based Social Groups And Its Effects on Performance in Irrigated Areas of Kazakhstan and Uzbekistan

open access: yesAgribusiness, EarlyView.
ABSTRACT The penetration of information and communication technologies (ICTs) in farming communities is increasing the use of smartphone‐based instant messaging apps. Despite this, the reasons behind participation and the impact on farm productivity in developing countries remain unexplored.
Zafar Kurbanov   +4 more
wiley   +1 more source

Pap test recency and HPV vaccination among Brazilian immigrant women in the United States: a cross-sectional study

open access: yesBMC Public Health
Background The United States (U.S.) has a growing population of Brazilian immigrant women. However, limited research has explored Pap tests and human papillomavirus (HPV) vaccination among this population.
Mary L. Greaney   +2 more
doaj   +1 more source

Multi-ancestry study of blood lipid levels identifies four loci interacting with physical activity. [PDF]

open access: yes, 2019
Many genetic loci affect circulating lipid levels, but it remains unknown whether lifestyle factors, such as physical activity, modify these genetic effects.
Alver, Maris   +99 more
core  

Growth of Omnichannel Grocery Retailing and Food Prices

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper examines the effects of the growth of omnichannel grocery retailing on food prices. We first develop a conceptual model of consumer choice and retailer pricing that allows us to evaluate changes in equilibrium prices, quantities, and profits with online channel growth and alternative pricing strategies.
Xiangwen Kong   +2 more
wiley   +1 more source

Development of the Brazilian version of the Child Hayling Test

open access: yesTrends in Psychiatry and Psychotherapy
Introduction: The Hayling Test assesses the components of initiation, inhibition, cognitive flexibility and verbal speed by means of a sentence completion task. This study presents the process of developing the Brazilian version of the Child Hayling Test
Larissa de Souza Siqueira   +3 more
doaj   +1 more source

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