Results 11 to 20 of about 4,382,758 (127)

Metátesis cruzada del hule natural con d - limoneno y aceites esenciales

open access: yes, 2015
"Este trabajo reporta la degradación de hule natural (HN) v ía metátesis cruzada con aceite s de mandarina, limón y naranja, y el d - limoneno, los cuales fueron usados como agentes de transferencia de cadena (ATC ́s) y , a su vez , como disolventes verdes. Las reacciones fueron llevadas a cabo en presencia del catalizad or (PCy 3 ) 2 (Cl) 2 Ru = CHPh (
Araceli Martínez   +1 more
openaire   +2 more sources

Layered Sites of Environmental Justice: Considering the Case of Prisons*

open access: yesSociological Inquiry, Volume 93, Issue 4, Page 852-876, November 2023., 2023
A growing body of scholarship highlights the merits of fusing green criminology and environmental justice frameworks to better understand intersections among carceral systems, race‐ and class‐based stratification, and environmental harm. This paper explores how correctional institutions (CIs) with known histories of federal environmental law violations
Tara Opsal   +3 more
wiley   +1 more source

Doubly structured sparsity for grouped multivariate responses with application to functional outcome score modeling

open access: yesStatistics in Medicine, Volume 42, Issue 15, Page 2619-2636, 10 July 2023., 2023
Summary This work is motivated by the need to accurately model a vector of responses related to pediatric functional status using administrative health data from inpatient rehabilitation visits. The components of the responses have known and structured interrelationships.
Jared D. Huling   +2 more
wiley   +1 more source

The Effect of Spacing Versus Massing on Orthographic Learning

open access: yesReading Research Quarterly, Volume 58, Issue 3, Page 361-372, July/August/September 2023., 2023
Abstract Distributing study opportunities over time typically improves the retention of verbal material compared to consecutive study trials, yet little is known about the influence of temporal spacing on orthographic form learning specifically. This experiment sought to obtain and compare estimates of the magnitude of the spacing effect on written ...
Signy Wegener   +5 more
wiley   +1 more source

The slow and steady salinization of Sparkling Lake, Wisconsin

open access: yesLimnology and Oceanography Letters, Volume 8, Issue 1, Page 74-82, February 2023., 2023
The concentrations of conservative solutes in seepage lakes are determined by the relative inputs of precipitation vs. groundwater. In areas of road salt application, seepage lakes may be at high risk of salinization depending on groundwater flow. Here, we revisit a 1992 analysis on the salinization of Sparkling Lake, a deep seepage lake in Northern ...
Hilary A. Dugan, Linnea A. Rock
wiley   +1 more source

Memòria resum d’actuacions Parc Natural dels Ports 2021 [PDF]

open access: yes, 2022
Gestió efectuada durant el 2021 al Parc Natural dels Ports, destacar les accions estratègiques i les fites més rellevants en cada un dels àmbits i línies de treball.[es] Gestión efectuada durante el 2021 en el Parque Natural de Els Ports, destaca las ...
Parc Natural dels Ports
core  

Memòria resum d’actuacions Parc Natural dels Ports 2020 [PDF]

open access: yes, 2021
Gestió efectuada durant el 2020 al Parc Natural dels Ports, destacar les accions estratègiques i les fites més rellevants en cada un dels àmbits i línies de treball.info:eu-repo/semantics ...
Parc Natural dels Ports
core  

Documenting the impacts of increasing salinity in freshwater and coastal ecosystems: Introduction to the special issue

open access: yes, 2023
Limnology and Oceanography Letters, Volume 8, Issue 1, Page 1-7, February 2023.
Stephanie J. Melles   +2 more
wiley   +1 more source

North coast explorer: a north coast basin prototype website for natural resource information management

open access: yes
Final report to the Oregon Watershed Enhancement Board.KEYWORDS: Oregon, Willamette Valley Ecoregion, Benton County (Oregon), Dams, North Pacific coast, Tillamook County (Oregon), Aquatic resources, Management, Lincoln County (Oregon), Polk County ...
Oregon State University. Institute for Natural Resources
core   +6 more sources

Situación de la gestión del mantenimiento de las fábricas procesadoras de hule natural técnicamente especificado en Guatemala, según la matriz de clase mundial [PDF]

open access: yes, 2012
Realizar el diagnóstico de la situación de la gestión del mantenimiento de las ocho fábricas procesadoras de hule natural técnicamente especificado, que operan en Guatemala según la matriz de clase mundial, así determinar las iniciativas de clase mundial
Vásquez García, Jhonny Francisco
core   +2 more sources

Home - About - Disclaimer - Privacy