Results 41 to 50 of about 2,931,284 (276)

Abundance conjecture [PDF]

open access: yes, 2010
We sketch a proof of the abundance conjecture that the Kodaira dimension of a compact complex algebraic manifold equals its numerical Kodaira dimension.
Siu, Yum-Tong
core   +1 more source

Abundance Analysis of Barium Stars

open access: yes, 2008
We obtain the chemical abundances of six barium stars and two CH subgiant stars based on the high signal-to-noise ratio and high resolution Echelle spectra. The neutron capture process elements Y, Zr, Ba, La, Eu show obvious overabundance relative to the
Bard   +28 more
core   +1 more source

On the abundance of extreme voids [PDF]

open access: yes, 2015
Cosmic voids have been shown to be an effective probe of cosmology, complementary to galaxy clusters. In this work, we present a simple theoretical framework for predicting of the size of the largest voids expected within a given redshift and volume. Our
Chongchitnan, Sirichai
core   +2 more sources

Deformation and Evolution of Akata Formation Mudstone in the Niger Delta Basin: Insights from Analogue Models

open access: yesJournal of Marine Science and Engineering
The Niger Basin is a typical marginal basin with complex internal structures and abundant oil and gas resources, exhibiting unique marine geological characteristics and processes.
Shuaiyu Shi   +3 more
doaj   +1 more source

Foraging, perennial vegetables, and nutritional resilience in a farmworker community: a mixed-methods analysis comparing nutrition functional diversity and the healthy eating index

open access: yesFrontiers in Nutrition
IntroductionFarmworker communities face significant food access barriers including economic constraints, immigration enforcement threats, and geographic isolation from retail food sources. Foraging practices and perennial vegetable use have been proposed
Rebecca Garofano   +3 more
doaj   +1 more source

Predicting Pollicipes pollicipes (Crustacea: Cirripedia) abundance on intertidal rocky shores of SW Portugal: a multi-scale approach based on a simple fetch-based wave exposure index

open access: yesScientia Marina, 2016
Understanding and predicting patterns of distribution and abundance of marine resources is important for conservation and management purposes in small-scale artisanal fisheries and industrial fisheries worldwide. The goose barnacle (Pollicipes pollicipes)
David Jacinto, Teresa Cruz
doaj   +1 more source

Ecosystem recharge by volcanic dust drives broad-scale variation in bird abundance [PDF]

open access: yes, 2015
Across the globe, deserts and volcanic eruptions produce large volumes of atmospheric dust, and the amount of dust is predicted to increase with global warming.
Aradóttir   +67 more
core   +1 more source

Intravitreal GD2‐Specific Chimeric Antigen Receptor T‐Cell Therapy for Refractory Retinoblastoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Effective treatments for advanced, treatment‐resistant retinoblastoma (RB) remain limited. GD2‐specific chimeric antigen receptor (CAR) T cells show potent antitumor activity with minimal toxicity but have not previously been evaluated in RB.
Subongkoch Subhadhirasakul   +13 more
wiley   +1 more source

Ion-retarding lens improves the abundance sensitivity of tandem mass spectrometers [PDF]

open access: yes, 1969
Ion-retarding lens which increases the abundance sensitivity of tandem magnetic-analyzer mass spectrometers measures isotopes of low abundance in mass positions adjacent to isotopes of high abundance.
Kaiser, K. A., Stevens, C. M.
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

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