Results 141 to 150 of about 3,800,436 (239)

Primitive icosahedral quasicrystals in ZnMgLi(Dy, Ho, Er, Tm) systems

open access: yesActa Crystallographica Section A, EarlyView.
The study introduces new primitive icosahedral quasicrystals in Zn–Mg–Li–(Dy, Ho, Er, Tm) systems. Quasicrystals are studied with an X‐ray diffraction technique resolving the local atomic structure.New quasicrystals with rare‐earth elements and Li are synthesized with the self‐flux method. The starting composition involves 62.8 at.% Zn, 28.6 at.% Mg, 3.
Ireneusz Buganski   +6 more
wiley   +1 more source

Topological Characterization of Metal-Organic Frameworks: A Perspective. [PDF]

open access: yesChem Mater
Glasby LT   +3 more
europepmc   +1 more source

Bridging the Late Antique Gap in Northwest Arabia: New Archaeological Evidence on the Occupation of Wādī al‐Qurā (al‐ʿUlā [AlUla], Saudi Arabia) Between the Third and Seventh Centuries CE

open access: yesArabian Archaeology and Epigraphy, EarlyView.
ABSTRACT In 2019, the Dadan Archaeological Project (CNRS/RCU/AFALULA) identified a Late Antique village 1 km south of ancient Dadan in the al‐ʿUlā valley (northwest Saudi Arabia). Three excavation seasons at this site (2021–2023) have uncovered a massive building constructed in the late third or early fourth cent.
Jérôme Rohmer   +11 more
wiley   +1 more source

What are the carbon services from cover‐crop adoption worth from farmers' perspective?

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract We derive shadow prices of carbon services provided by cover crops relative to non‐cover‐crop agricultural practices, accounting for carbon sequestration and greenhouse gas (GHG) emissions. We model the agricultural technology by integrating crop production, carbon sequestration, and GHG emissions.
Saurav Raj Kunwar   +3 more
wiley   +1 more source

A manganese(I) complex with a 190 ns metal-to-ligand charge transfer lifetime. [PDF]

open access: yesNat Commun
Kronenberger S   +5 more
europepmc   +1 more source

Archaeometric Characterization of Submerged Sasanian Stucco From Ghaleh Guri, Western Iran

open access: yesArchaeometry, EarlyView.
ABSTRACT The Ghaleh Guri archaeological site, a late Sasanian site with a building complex dated to 591–628 ce, lies along an ancient road linking the western Zagros to Mesopotamia. Its architectural remains, adorned with stucco, faced annual river floods yet remained stable for centuries.
Atefeh Shekofteh   +2 more
wiley   +1 more source

Synthesis and characterisation of iron oxides: Effect of calcination temperature and their application as inorganic pigment

open access: yesColoration Technology, EarlyView.
Abstract This research aimed to investigate the effect of calcination temperature on the phase, morphological and optical properties of iron oxides: hematite (α‐Fe₂O₃), magnetite (Fe₃O₄) and goethite (α‐FeOOH), synthesised by co‐precipitation, aiming at their applications as pigments.
Felipe Leria Stefenon   +4 more
wiley   +1 more source

OsMYB99 Modulates Grain Wax Biosynthesis and Redox Homeostasis to Control Head Rice Yield and Chalkiness

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Head rice yield (HRY) is a crucial quality trait that determines the final commodity yield and commercial value of rice. Conversely, chalkiness represents an undesirable appearance characteristic, significantly impairing rice marketability. Thus, developing rice germplasms with superior HRY and appearance traits is highly desirable for rice ...
Tengwei Yu   +6 more
wiley   +1 more source

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