Results 61 to 70 of about 1,269,589 (404)

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Genome-Wide identification, phylogenetic analysis, and expression of CONSTANS-Like genes in Rosa chinensis in response to Tetranychus urticae infestation

open access: yesPlant Stress
CONSTANS-Like genes play critical roles in plant responses to both biotic and abiotic stresses, but their functions in Rosa chinensis remain poorly understood. In this study, we conducted a genome-wide investigation of COL genes in R.
Yingjie Yang   +4 more
doaj   +1 more source

Hyperfine transitions of 13CN from pre-protostellar sources

open access: yes, 2015
Recent quantum mechanical calculations of rate coefficients for collisional transfer of population between the hyperfine states of 13CN enable their population densities to be determined.
Flower, David, Hily-Blant, Pierre
core   +4 more sources

\u27Texas Maroon’ Bluebonnet [PDF]

open access: yes, 2000
The Texas state flower, the bluebonnet, encompasses all six of the Lupinus species native to Texas. The most widespread and popular bluebonnet, Lupinus texensis Hook., is a winter annual that produces violet-blue [violet-blue group 96A, Royal ...
Davis, Tim D.   +5 more
core   +2 more sources

How flower colour signals allure bees and hummingbirds: a community-level test of the bee avoidance hypothesis.

open access: yesNew Phytologist, 2018
Colour signals are the main floral trait for plant-pollinator communication. Owing to visual specificities, flower visitors exert different selective pressures on flower colour signals of plant communities.
M. G. G. de Camargo   +5 more
semanticscholar   +1 more source

Biomimetic Iridescent Skin: Robust Prototissues Spontaneously Assembled from Photonic Protocells

open access: yesAdvanced Functional Materials, EarlyView.
Uniform nanoparticles are induced to form arrays (photonic crystals) in the cores of biopolymer capsules, endowing these ‘protocells’ with structural color. These protocells are then assembled into large self‐standing objects, i.e., prototissues, with robust mechanical properties as well as iridescent optical properties.
Medha Rath   +6 more
wiley   +1 more source

Circular 59 [PDF]

open access: yes, 1987
This list of recommended annual flower varieties includes information on several hundred annual flower cultivars. The recommended varieties were selected from flowers grown in 1985 and 1986 at the Agricultural and Forestry Experiment Station Farm ...
Griffith, Marilyn   +2 more
core  

A miR172 target-deficient AP2-like gene correlates with the double flower phenotype in roses

open access: yesScientific Reports, 2018
One of the well-known floral abnormalities in flowering plants is the double-flower phenotype, which corresponds to flowers that develop extra petals, sometimes even containing entire flowers within flowers.
Léa François   +9 more
semanticscholar   +1 more source

Tailoring Redox Active Sites with Dual‐Interfacial Electric Fields for Concurrent Photocatalytic Biomass Valorization and H2 Production

open access: yesAdvanced Functional Materials, EarlyView.
A rationally engineered bifunctional photocatalyst is reported, which achieves simultaneous selective oxidation of biomass‐derived 5‐hydroxymethylfurfural (HMF) to 2,5‐diformylfuran (DFF) and efficient H2 evolution. By precisely positioning Au and Co3O4 on Zn3In2S6 nanosheet, dual interfacial electric fields are well constructed to spatially separate ...
Shiqing Li   +8 more
wiley   +1 more source

Fairness in flowers: Addressing violations of labor rights and health standards in the Latin American cut flower industry [PDF]

open access: yes, 2009
A flyer providing information on the cut flower industry and its workers in Latin America. Includes suggestions for actions American consumers can take to help protect flower workers’ rights, health, and safety conditions in the ...
International Labor Rights Forum
core   +1 more source

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