Results 51 to 60 of about 23,819 (265)

Geochemistry of Uranium and Rare Earth Elements in the Phosphate Horizon of Jeiroud Formation, Firoozkuh area, Central Alborz Zone [PDF]

open access: yesمجله علوم و فنون هسته‌ای
Two phosphorite deposits including Paghela and Gadok, within the Jiroud Formation (Upper Devonian) in the northeast of Firoozkuh in the Central Alborz geotectonic zone have been studied.
Samaneh Ziapour, Khalegh Khoshnoodi
doaj   +1 more source

Los ortogneises peralcalinos del borde meridional de la Unidad Malpica-Tuy: caracteres geológicos, mineralógicos, geoquímicos y mineralizaciones de Y-Nb-Zr-TR asociadas

open access: yesEstudios Geologicos, 1995
Se resumen en este trabajo las principales características tectónicas, mineralógicas, petrológicas y geoquímicas de tres complejos peralcalinos situados en el extremo meridional de la Unidad Malpica-Tuy, en Galicia (NO de España).
A. Martín-Izard   +6 more
doaj   +1 more source

SOME . CHEMICAL AND TECHNOLOGICAL CHARACTERISTICS OF SUGAR BEET ( Beta vulgaris ,L ) AS AFFECTED BY PLANTING METHODS AND DIFFERENT HARVESTING DATES [PDF]

open access: yesJournal of Plant Production, 2003
Two field trials were conducted at Sakha Research Station during the two successive seasons of 2000 I 2001 and 2001 I 2002 to study the influence of transplanting by uSing paper pots at 4 • leaf stage in addition to control ( direct seed bed ).
KH. AbouShady   +2 more
doaj   +1 more source

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

Methodological Approach to Incorporate the Involve of Stakeholders in the Geodesign Workflow of Transmission Line Projects

open access: yesISPRS International Journal of Geo-Information, 2020
Any artificial infrastructure built in a territory causes changes in its environment, especially when it is a question of large or extensive infrastructures such as high-voltage transmission lines (HVTLs).
Francisco-Javier Moreno-Marimbaldo   +1 more
doaj   +1 more source

The Enrichment Mechanism of REE at Sulfate and Methane Transition Zone (SMTZ) of the Northern Part of the South China Sea

open access: yesGeofluids, 2022
Rare earth elements (REE) are important raw materials for electronic products and green-energy technology and deep-sea sediment as an important potential source of REE mineral.
Xie Rui   +7 more
doaj   +1 more source

The petrotympanic canal (Huguier canal): Evolutionary, anatomical, and medical perspectives

open access: yesThe Anatomical Record, EarlyView.
Abstract The petrotympanic canal, traditionally referred to as Civinini's or Huguier's canal, represents an anatomical passage connecting the middle ear and temporomandibular joint (TMJ). Despite its early description, its structural complexity and functional significance have often been underestimated. In this study, we combined historical, anatomical,
Andrea Papini   +8 more
wiley   +1 more source

Educational pathways and outcomes for care‐experienced children: A 16‐year longitudinal study

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Children who are removed from their birth families during childhood—termed care‐experienced—can be at risk for lower educational attainment and poorer school experiences, often linked to deprivation and behavioural factors. However, research often uses aggregated measures that obscure the complexities of care (e.g.
Emily Lowthian   +9 more
wiley   +1 more source

English teachers' journeys since the 2020 Iteration of Black Lives Matter

open access: yesBritish Educational Research Journal, EarlyView.
Abstract The 2020 resurgence of Black Lives Matter (BLM) mobilised students in England to demand greater representation of racially minoritised voices in English curriculums—a call highlighted by stark inequity: just 1.5% of GCSE texts studied are by racially minoritised authors, despite racially minoritised students comprising 38.0% of the student ...
Adrian Fernandes
wiley   +1 more source

Rare-earth mineralization in ores of the Gurvunur apatite-magnetite deposit (Ozerny ore cluster, Western Transbaikalia)

open access: yesРуды и металлы
The Gurvunur apatite-magnetite deposit is located within the Ozerny ore cluster in Western Transbaikalia. A peculiarity of this object is the presence of rare-earth mineralization in the ores. The main REE concentrator minerals include monazite, allanite,
Izvekova A. D.   +2 more
doaj   +1 more source

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