Results 51 to 60 of about 10,064,357 (239)

Open System Re-Os Isotope Behavior in Platinum-Group Minerals during Laterization?

, 2021
In this short communication, we present preliminary data on the Re-Os isotopic systematics of platinum-group minerals (PGM) recovered from different horizons in the Falcondo Ni-laterite in the Dominican Republic.
Aiglsperger, Thomas,, Francisco Longo, José M. González-Jiménez, William L. Griffin, Longo, Francisco,, Joaquín A. Proenza, Proenza, Joaquín A.,, Thomas Aiglsperger, Griffin, William L.,, O’Reilly, Suzanne Y.,, Salvador Galí, Suzanne Y. O’Reilly, Galí, Salvador,, González-Jiménez, José M.,   +13 more
core   +1 more source

Magnetically Actuated Microrobot for Drug Delivery: Current Progress and Challenges

Advanced Robotics Research, EarlyView.
Magnetically actuated microrobots are reshaping targeted drug delivery through wireless propulsion, programmable materials, and localized therapeutic release. This review examines how fabrication, body material selection, structural architecture, loading mechanisms, and imaging‐guided control converge to enable microrobotic therapies while identifying ...
Yang Yang, David J. Cappelleri
wiley   +1 more source

Critical minerals: Challenges and opportunities in platinum group mineral flotation

Proceedings of XVI International Mineral Processing and Recycling Conference - zbornik radova
Platinum group minerals (PGMs) are critical for the green energy transition, playing key roles as catalysts in fuel cells and catalytic converters. Their limited global supply as well as geopolitical challenges further elevate their strategic importance.
Belinda McFadzean, Avuyile Wali, Megan Becker, Stefan Geldenhuys   +3 more
openaire   +1 more source

Atomic Defects in Layered Transition Metal Dichalcogenides for Sustainable Energy Storage and the Intelligent Trends in Data Analytics

Advanced Science, EarlyView.
This review comprehensively summarizes the atomic defects in TMDs for their applications in sustainable energy storage devices, along with the latest progress in ML methodologies for high‐throughput TEM data analysis, offering insights on how ML‐empowered microscopy facilitates bridging structure–property correlation and inspires knowledge for precise ...
Zheng Luo, Ying Yang, Zizhen Fu, Fengqi Liu, Susu Fang, Kele Xu, Shanshan Wang   +6 more
wiley   +1 more source

Low-sulfide PGE mineralization type in the Dukaly mafic-ultramafic massif (Khabarovsk territory): minerals associated with PGE and their petrogenetic significance

Известия Томского политехнического университета: Инжиниринг георесурсов
Relevance. The unique genesis of low-sulfide platinum-group element mineralization in basalt-ultrabasic massifs, such as the Dukali massif, which combines magmatic and post-magmatic processes, and its significant economic potential for expanding the ...
B.B. Levochskii, T.Yu. Yakich, D.V. Levochskaya, M.V. Shaldybin, K.V. Bestemianova, V.E. Kirillov   +5 more
doaj   +1 more source

Processing of platinum group metal ores in Russia and South Africa: current state and prospects

Записки Горного института, 2020
The presented study is devoted to a comparative review of the mineral raw material base of platinum group metals (PGMs) and technologies of their processing in South Africa and Russia, the largest PGM producers.
Tatyana N. Aleksandrova, Cyril О’Connor   +1 more
doaj   +1 more source

Platinum-group mineralization at the margin of the Skaergaard intrusion, East Greenland [PDF]

Mineralium Deposita, 2017
Two occurrences of platinum-group elements (PGEs) along the northern margin of the Skaergaard intrusion include a sulfide-bearing gabbro with slightly less than 1 ppm PGE + Au and a clinopyroxene-actinolite-plagioclase-biotite-ilmenite schist with 16 vol% sulfide and 1.8 ppm PGE + Au.
Andersen, JCO, Rollinson, GK, McDonald, I, Tegner, C, Lesher, CE   +4 more
openaire   +3 more sources

Engineering Approaches to Modify Immunomodulatory Functions of Mesenchymal Stromal Cells (MSCs): Tissue Regeneration and Clinical Application

Advanced Science, EarlyView.
Mesenchymal stromal cells (MSCs) show promise for treating immune‐related disorders through immunomodulation and tissue regeneration. This review gives a brief overview of current clinical approval of MSC therapies. It also discussed how bioengineering, including genetic modification, biomaterial delivery, extracellular vesicles, and iPSC‐derived MSCs,
Sichen Yang, Kejia Li, Ning Wang, Zhen Li, Zhiyong Zhang, Rocky S. Tuan, Yangzi Jiang   +6 more
wiley   +1 more source

COMPARATIVE ANALYSIS OF COMPOSITION OF GOLD FOIL FROM ARCHAEOLOGICAL MONUMENTS OF ALTAI, URALS, AND DON REGION: ICP-MS AND XRF DATA [PDF]

Минералогия, 2016
The composition of gold foil from archaeological monuments of Altai, Urals and Don region was studied with ICP-MS and XRF. The foil from the Altai and Uralian monuments is characterized by the higher contents of Pt (54–315 ppm) and Pd (3–13 ppm) in ...
V.V. Zaykov, K.A.Filippova, V.N. Udachin, E.V. Zaykova, M.A. Rassomakhin, Yu.D.Kraynev   +5 more
doaj  

Nanoscale Secondary Ion Mass Spectrometry for Quantifying Membrane Fouling: Fouling Layer Structure and Chemical Interaction

Advanced Science, EarlyView.
Nanoscale secondary ion mass spectrometry (Nano SIMS) is established as a powerful analytical tool to visualize and quantify the membrane fouling layers. ABSTRACT Membrane technology has garnered considerable attention for applications in wastewater treatment and resource recovery. Nevertheless, membrane fouling remains a major barrier, yet the lack of
Mengfei Wu, Xinhua Wang, Pin Zhao, Weilong Song, Ming Xie   +4 more
wiley   +1 more source