Results 61 to 70 of about 2,075,310 (323)

Achieving High Spatial Resolution Transmission Electron Microscopy Studies in Closed Liquid Cells

Advanced Materials, EarlyView.
Achieving high spatial resolution is important for resolving nanoscale dynamic processes and structural transformations in liquid environments, yet remains challenging in liquid cell transmission electron microscopy (LCTEM). This review highlights key strategies, including mitigating membrane bulging, displacing or redistributing local liquid ...
Siqi Guo, Hongyu Sun, Le Shu, Xuejin Ge, Raquel Aymerich‐Armengol, Siyuan Zhang, Long Ren, Ningyan Cheng, Christina Scheu, Binghui Ge   +9 more
wiley   +1 more source

Aluminum Oxide Nanoparticles for Highly Efficient Asphaltene Separation from Crude Oil Using Ceramic Membrane Technology

Oil & Gas Science and Technology, 2017
The effects of aluminum oxide nanoparticles on the removal of asphaltenes from an Iranian crude oil (Soroush) using a ceramic membrane with pore size of 0.2 µm were investigated.
Rezakazemi Mashallah, Mirzaei Sahar, Asghari Morteza, Ivakpour Javad   +3 more
doaj   +1 more source

Pure Aluminum Structure and Mechanical Properties Modified by Al₂O₃ Nanoparticles and Ultrasonic Treatment

Metals, 2019
This paper examines dispersion hardened alloys based on commercial-purity aluminum obtained by permanent mold casting with the addition of aluminum oxide nanoparticles.
Ilya A. Zhukov, Alexander A. Kozulin, Anton P. Khrustalyov, Nikolay I. Kahidze, Marina G. Khmeleva, Evgeny N. Moskvichev, Dmitry V. Lychagin, Alexander B. Vorozhtsov   +7 more
doaj   +1 more source

Synthesis of aluminum oxide nanoparticles in overstressed nanosecond discharge plasma with the ectonic sputtering mechanism of aluminum electrodes

Highlights in BioScience, 2020
The results of studying the conditions of synthesis and luminescence of aluminum oxide nanoparticles in a plasma of an overstressed nanosecond discharge ignited between aluminum electrodes at an interelectrode distance of 2 mm and air pressure in the ...
Alexander Shuaibov, Alexander Minya, Antonina Malinina, Alexander Malinin, Zoltan Gomoki   +4 more
doaj   +1 more source

Radiative Thermal Management for Extreme Environments: Mechanisms and Design Strategies

Advanced Materials, EarlyView.
In this review, we discuss the fundamental mechanisms of radiative cooling and solar heating, material and structural design strategies, hybrid approaches integrating additional heat transfer pathways, and durability‐oriented designs addressing environmental stresses.
Hyung Rae Kim, Haeseong Kim, Joo Hwan Ko, Gil Ju Lee, Dae‐Hyeong Kim, Young Min Song   +5 more
wiley   +1 more source

From Dark Photocatalysis to Photobattery‐Type Operation: A Re‐Functionalized Ti‐MOF for Solar Energy Storage

Advanced Materials, EarlyView.
ReCl47‐bpy is developed as a solar‐rechargeable, Re‐functionalized two‐dimensional metal–organic framework (MOF) for light‐driven charge storage and dark utilization. Re–bipyridine sites stabilize photoinduced electrons, enabling two complementary configurations: a MOF suspension for long‐lived charge retention and dark H2 evolution, and a spin‐coated ...
Shufan Wu, Chuyi Liu, Vasilis Petropoulos, Evgenia Dmitrieva, Giulio Cerullo, Erling Thyrhaug, Jürgen Hauer, Julien Warnan, Roland A. Fischer   +8 more
wiley   +1 more source

Composite sPEEK with Nanoparticles for Fuel Cell's Applications: Review [PDF]

, 2012
The membranes in fuel cells must both conduct protons and serve as a barrier for fuel. This review discusses modifications nanoparticles of sPEEK (sulfonated polyether-ether ketone), sPEEK have advantages properties as fuel cell’s membranes such as ...
Arief , Rahman Hakim, Tutuk , Djoko Kusworo, Eniya, Listiani Dewi, Aprilina , Purbasari   +3 more
core   +1 more source

Synthesis of Al-Al2O3 nanostructures by laser ablation

Қарағанды университетінің хабаршысы. Физика сериясы, 2018
The results of synthesis of aluminum nanoparticles (NPs) by laser ablation are presented. Water, ethanol, chlorobenzene were used for the synthesis of NPs as solvents. Measurements of sizes and shapes of NPs are carried out.
D.A. Afanasyev, N.Kh. Ibrayev, M.E. Kasymov   +2 more
doaj  

Comparing the Flexural Strength of PMMA Enhanced with Glass Fibers and Aluminum Oxide: An In Vitro Study

Journal of Pharmacy and Bioallied Sciences
Aim: To evaluate the flexural strength of Heat Cure Denture Base Resin reinforced with glass fiber and aluminum Oxide. Objectives: To evaluate and compare the flexural strength (FS) of conventional heat cure acrylic resin denture base (PMMA) and ...
Surabhi Pravin Dudhe, Prajakta Thool, P Suganya, Shekhar Gupta, Ban Ahmed Almudarris, Guntaas Bedi   +5 more
doaj   +1 more source

Life‐Like Ferrous Oxide Microspheres from Kombucha

Advanced Materials Interfaces, EarlyView.
Kombucha bacterial cellulose, sodium alginate, and ferrous nitrate self‐assemble into membrane‐enclosed iron oxide microspheres. These microspheres bud daughter vesicles, sustain 24‐h electrochemical oscillations, and filter theta‐band signals.
Panagiotis Mougkogiannis, Anna Nikolaidou, Andrew Adamatzky   +2 more
wiley   +1 more source