Results 51 to 60 of about 32,328 (200)

A Study of starless dark cloud LDN 1570: Distance, Dust properties and Magnetic field geometry [PDF]

open access: yes, 2013
We wish to map the magnetic field geometry and to study the dust properties of the starless cloud, L1570, using multi-wavelength optical polarimetry and photometry of the stars projected on the cloud.
Bhatt, H. C.   +5 more
core   +1 more source

Extinction risk related to functional traits in Pliocene to Holocene West Atlantic molluscs

open access: yesPalaeontology, Volume 69, Issue 1, January/February 2026.
Abstract Uniformitarian approaches to ecology contain both valuable aspects and pitfalls, because there are several different concepts that are subsumed under the umbrella of uniformitarianism. Some of these concepts are valid; others are less so because they make inaccurate presumptions. Here we use uniformitarian approaches relating functional traits
Amy Betz   +5 more
wiley   +1 more source

Functional Morphology of the Scaphoid in Extant African Apes, Humans and Fossil Hominins

open access: yesAmerican Journal of Biological Anthropology, Volume 188, Issue 4, December 2025.
ABSTRACT Objectives The morphology of the hominoid scaphoid has played a key role in functional and evolutionary hypotheses related to the emergence of hominin bipedalism and tool use. However, the scaphoid's complex morphology is challenging to comparatively analyze via traditional 2D linear measurements.
Nadine G. Steer   +5 more
wiley   +1 more source

Alohtone vrste insekata šumskih i dekorativnih drvenastih biljaka u Republici Srpskoj

open access: yesGlasnik Šumarskog Fakulteta Univerziteta u Banjoj Luci, 2009
U radu su prikazani rezultati dugogodišnjih proučavanja štetne alohtone entomofaune šumskih i dekorativnih drvenastih biljaka u Republici Srpskoj. Konstatovano je ukupno 17 introdukovanih vrsta insekata koje su prisutne na ovom prostoru, a mnoge od njih
Ljubodrag Mihajlović   +1 more
doaj   +4 more sources

Cache and Carry: lithic technology and Mesolithic mobility

open access: yesInternet Archaeology, 2009
Using chipped stone data derived from the analyses of trans-Pennine Mesolithic assemblages and Clark's (1954) Star Carr assemblage, this article will examine the influence of lithic technology within the mobility strategies of the Mesolithic hunter ...
Paul R. Preston
doaj   +1 more source

SDSS J080531.84+481233.0: An Unresolved L Dwarf/T Dwarf Binary

open access: yes, 2007
SDSS J080531.84+481233.0 is a peculiar L-type dwarf that exhibits unusually blue near-infrared and mid-infrared colors and divergent optical (L4) and near-infrared (L9.5) spectral classifications.
Adam J. Burgasser   +3 more
core   +1 more source

Discovery of a New 89 Second X-ray Pulsar XTE J1906+09 [PDF]

open access: yes, 1998
We report on the discovery of a new pulsating X-ray source during Rossi X-ray Timing Explorer observations of a low galactic latitude field centered at RA (J2000) = 19 hr 05 m 43 s and Dec (J2000) = +08 deg 58 arcmin 48 arcsec.
Buccheri R.   +7 more
core   +3 more sources

Cladistic Relationships and Landscape Genetics of the Endangered Indian Peacock Softshell Turtle Nilssonia hurum (Gray, 1830): Implications for Strategic Conservation Planning

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
This study provides the first mitogenome of the endangered Peacock Softshell Turtle (Nilssonia hurum), revealing its evolutionary relationships and moderate genetic diversity across river basins. Species distribution modeling predicts up to 85% habitat loss under future climate scenarios, alongside severe declines in functional connectivity and rising ...
Imon Abedin   +7 more
wiley   +1 more source

A new L-dwarf member of the moderately metal-poor triple system HD 221356

open access: yes, 2012
We report on the discovery of a fourth component in the HD 221356 star system, previously known to be formed by an F8V, slightly metal-poor primary ([Fe/H]=-0.26), and a distant M8V+L3V pair.
A. Pérez-Garrido   +63 more
core   +1 more source

Process optimization and characterization of ragi‐based probiotic camel milk drink for enhanced functionality

open access: yesFood Biomacromolecules, Volume 2, Issue 4, Page 437-450, December 2025.
Abstract A ragi‐based probiotic camel milk drink (RPCD) had been developed employing two different probiotic bacteria, Lacticaseibacillus rhamnosus NCDC347 (RPCD‐LGG) and Limosilactobacillus fermentum NCDC141 (RPCD‐LF). The product was optimized using a two‐factor Central Composite Rotatable Design to enhance its sensory and antioxidant properties. The
Aayushi Mishra   +6 more
wiley   +1 more source

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