Results 151 to 160 of about 182,891 (332)

Effects of TiO2 Nanoparticles on Germination and Primary Growth of Mountain Ash (Sorbus luristanica)

open access: yesپژوهش‌های بذر ایران, 2019
DOR: 98.1000/2383-1251.1398.6.173.11.1.1575.41 Extended Abstract Introduction: Production of nanoparticles and their use are on the rise in different areas of plant science. However, in spite of their increasing production, there is limited information
Vahid Sayedena   +4 more
doaj  

Effects of H2SO4, GA3, and cold stratification on the water content, coat composition, and dormancy release of Tilia miqueliana seeds. [PDF]

open access: yesFront Plant Sci, 2023
Wu Y   +9 more
europepmc   +1 more source

Cosmic Ray Feedback on Bi-stable ISM Turbulence [PDF]

open access: yes
While cosmic rays $(E\gtrsim 1\,\mathrm{GeV})$ are well coupled to a galaxy's interstellar medium (ISM) at scales of $L>100\,\mathrm{pc}$, adjusting stratification and driving outflows, their impact on small scales is less clear. Based on calculations of the cosmic ray diffusion coefficient from observations of the grammage in the Milky Way, cosmic ...
arxiv   +1 more source

Resonantly damped oscillations of longitudinally stratified coronal loops [PDF]

open access: yes, 2006
Soon after coronal loop oscillations were observed by TRACE spacecraft for the first time in 1999, various theoretical models have been put forward to explain the rapid damping of the oscillations of these intriguing objects.
Andries   +29 more
core   +3 more sources

Exposure to pseudoephedrine during pregnancy and major congenital malformations: Findings from a large population‐based cohort of pregnancies

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract Aims The aim of this study was to assess the risk of major congenital malformations following first‐trimester pseudoephedrine (PSE) exposure. Methods A population‐based observational cohort study was conducted on pregnancies of women aged 15–49 years, insured by Clalit Health Services in southern Israel, who gave birth or had elective ...
Saar Dor   +7 more
wiley   +1 more source

The location of diapycnal mixing and the meridional overturning circulation [PDF]

open access: yes, 2002
The large-scale consequences of diapycnal mixing location are explored using an idealized threedimensional model of buoyancy-forced flow in a single hemisphere. Diapycnal mixing is most effective in supporting a strong meridional overturning circulation (
Marotzke, Jochem, Scott, Jeffery R.
core   +1 more source

Estratificações no espaço móduli dos fibrados de Higgs [PDF]

open access: yesarXiv, 2017
The work of Hausel proves that the Bialynicki-Birula stratification of the moduli space of rank two Higgs bundles coincides with its Shatz stratification. These two stratifications do not coincide in general. Here, we give an approach for the rank three case of the classification of the Shatz stratification in terms of the Bialynicki-Birula ...
arxiv  

Cold Stratification of Salvia azurea var. grandiflora Benth. (Lamiaceae) seeds to Break Dormancy [PDF]

open access: yes
Seed dormancy and its maintenance rely on a range of environmental signals and cues such as light, temperature, soil pH, and moisture. A significant contributor to the cycle of dormancy and germination is temperature. Salvia azurea var. grandiflora Benth.
Coplen, Samantha
core   +1 more source

Self-gravity, self-consistency, and self-organization in geodynamics and geochemistry [PDF]

open access: yes, 2005
The results of seismology and geochemistry for mantle structure are widely believed to be discordant, the former favoring whole-mantle convection and the latter favoring layered convection with a boundary near 650 km.
Anderson, Don L.
core  

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