Results 111 to 120 of about 30,580 (243)

Epitaxial Lift‐Off Process for Triple‐Junction Solar Cells Using Internal Push–Pull Stressors

open access: yesProgress in Photovoltaics: Research and Applications, Volume 34, Issue 3, Page 239-246, March 2026.
Epitaxial lift‐off of multijunction solar cells is achieved using internal push‐pull stressors to enable thin‐film release. An oxide sidewall protection layer ensures selective etching of the sacrificial layer while preventing damage to Al and P containing active layers.
Prabudeva Ramu   +9 more
wiley   +1 more source

On possibility of synthesis of yttrium-barium cuprates in electro discharge plasma jet [PDF]

open access: yes, 2016
In this paper, the possibility is shown to synthesize yttrium-barium cuprates using a high-speed electro discharge plasma jet. The synthesized products were charactirezed by X-Ray diffractometry, scanning electron microscopy and transmission electron ...
Гуков, М. И.   +2 more
core  

Multi-scan X-ray diffractometry [PDF]

open access: yesActa Crystallographica Section A Foundations of Crystallography, 1987
R. A. Coyle, R. J. Pollard
openaire   +1 more source

Single-crystal X-ray diffractometry using synchrotron radiation

open access: yesEuropean Journal of Mineralogy, 1992
The high brilliance over a wide spectral range up into the hard X-ray region, the small source size and low divergence, the polarization properties and the pulsed time structure are outstanding properties of synchrotron radiation that extend the range of single-crystal X-ray diffractometry to experiments which are not feasable with conventional sources,
openaire   +3 more sources

Injectable and In Situ Hydration‐Reinforced Hybrid Bone Cements for Accelerated Bone Regeneration

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
To enable minimally invasive bone defect repair, an injectable and hydration‐reinforced bone cement (L‐PEGS/CPC) is designed through biomimetic reconstruction. The hydrophilic L‐PEGS organic phase provides abundant nucleation sites, synergizing with its porous architecture to accelerate CPC hydration, thereby endowing the composite with exceptional ...
Xing Chen   +7 more
wiley   +1 more source

Tailoring barrier layers design for haute couture through X-ray microanalysis: Insights and guidelines

open access: yesHeliyon
Barrier layers against intermetallic diffusion are a fundamental part on engineering electroplated coatings as they improve the lifetime of goods reducing wastes and improving the sustainability of the production chain.
Fabio Biffoli   +8 more
doaj   +1 more source

Mechanisms of near‐normal sea water dolomitisation: Mesohaline‐reflux or syn‐depositional?

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
This study investigates the dolomitisation of the Eocene Dammam Formation on the Arabian Plate using petrographic, mineralogical, geochemical and isotopic analyses. The findings reveal two distinct dolomite types, formed primarily through normal‐to‐mesohaline sea water dolomitisation, challenging previous models such as sabkha‐meteoric mixing.
Misbahu Abdullahi   +3 more
wiley   +1 more source

Polygonal tepee structures of Arabia

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
Tepee structures on Sheybarah Island form polygonal microbial cemented crusts in the intertidal. Radiocarbon dating suggests they formed in the Holocene and reflect minor sea‐level changes, highlighting their value as palaeoenvironmental indicators. Satellite surveys identified 126 polygonal features, including coral reefs that may have developed on ...
Pauline Falkenberg   +6 more
wiley   +1 more source

Mineralogical and particulate morphological characterization of geophagic clayey soils from Botswana

open access: yesBulletin of the Chemical Society of Ethiopia, 2012
This study focused on determining the minerals composition and particle morphology of geophagic clayey soils from Botswana in order to infer on how they could influence human health.
Georges-Ivo Ekosse, Stella Anyangwe
doaj  

The role of defects in the electrical properties of NbO2 thin film vertical devices

open access: yesAIP Advances, 2016
Epitaxial NbO2 thin films were grown on Si:GaN layers deposited on Al2O3 substrates using pulsed laser deposition. Pulsed current-voltage (IV) curves and self-sustained current oscillations were measured across a 31 nm NbO2 film and compared with a ...
Toyanath Joshi   +2 more
doaj   +1 more source

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