Results 61 to 70 of about 3,839,835 (392)

Climate Change Agricultural Comparative Advantage and the US Trade Balance

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Current science indicates that warming and elevated atmospheric CO2 will have ambiguous results for crop productivity depending on crop type and geographic location, whereas increased heat stress makes livestock and human labor less productive.
Elizabeth A. Fraysse   +2 more
wiley   +1 more source

Lectionary Preaching Workbook, Series 4: Cycle B [PDF]

open access: yes, 1995
Reviewed Book: Brokhoff, John R. Lectionary Preaching Workbook, Series 4: Cycle B.
Wehrfritz-Hanson, Julianna
core   +1 more source

OER Activity Promoted by Organic Ligand‐Free Cs2Pt(Cl, Br)6 Perovskite Photocatalyst for Solar‐Driven Water Splitting

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This study explores Cs2PtX6 (X = Cl, Br) lead‐free perovskites as sustainable photocatalysts for solar‐driven water splitting. Cs2PtBr6 outperforms Cs2PtCl6 in oxygen evolution due to its narrower bandgap and efficient charge carrier dynamics, enabling enhanced light absorption and charge separation.
Kevin Mego   +3 more
wiley   +1 more source

Notas sobre el precio relativo de la papa

open access: yesAllpanchis, 1979
El presente trabajo se propone examinar la evolución de los precios reales de algunos productos alimenticios en el mercado de Lima para el período 53-74, enfatizándose el caso dela papa. se trata de comenzar a desarrollar una línea de investigación sobre
Gonzalo Portocarrero, Matilde Uribe
doaj   +1 more source

Aids to the Psalms: Cycle C [PDF]

open access: yes, 1992
Reviewed Book: Drennan, Hugh H. Aids to the Psalms: Cycle C.
Neeb, John H. C.
core   +1 more source

Deflationary Models Driven by Matter Creation

open access: yes, 1996
A nonsingular deflationary cosmology driven by adiabatic matter creation is proposed. In this scenario there is no preinflationary stage as happens in conventional inflationary models.
Abramo   +14 more
core   +2 more sources

Quantification of Gaseous Products Evolved at Industrially Relevant Current Densities During CO2 Electroreduction and Water Electrolysis Using Online Gas Chromatography

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The dilution of gaseous products obtained at high‐current densities during CO2 electroreduction or water electrolysis enables their accurate quantification via online gas chromatography, which is crucial for reliable catalyst benchmarking. The corresponding Faradaic efficiencies can then be calculated with low deviations using two different instruments,
Raíssa Ribeiro Lima Machado   +4 more
wiley   +1 more source

Padres e hijos frente a la pantalla

open access: yesAllpanchis, 1998
El estudio de la recepción y consumo televisivo de los niños supone una complejidad considerable, pues no se agota en su relación con la pantalla, sino que va mucho más allá.
Sandro Macassi Lavander
doaj   +1 more source

The Lectionary Series from the Revised Common Lectionary: Cycle B [PDF]

open access: yes, 1994
Reviewed Book: The Lectionary Series from the Revised Common Lectionary: Cycle B.
Riegert, Eduard R.
core   +1 more source

Purification of supercritical-fluid carotenoid-rich extracts by hydrophobic interaction chromatography [PDF]

open access: yes, 2018
Supercritical fluid extraction (SFE) has been widely used for extracting several valuable phytochemicals, including carotenoids. However, there is a scarcity of works dealing with the purification of SFE extracts.
Abate-Pella   +39 more
core   +1 more source

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