Results 131 to 140 of about 3,948,224 (409)

From Coal-Heavy Oil Co-refining Residue to Asphaltene-Based Functional Carbon Materials

open access: yesACS Sustainable Chemistry and Engineering, 2019
Asphaltene-based carbon fiber, needle coke, and porous carbon nanosheets were synthesized using the extracted asphaltene from coal-heavy oil co-refining residue.
Fangfang Qin   +6 more
semanticscholar   +1 more source

Mesoporous Silica Nanoparticles in Biomedicine: Advances and Prospects

open access: yesAdvanced Materials, EarlyView.
Mesoporous silica nanoparticles offer unique properties like high surface area, tunable pores, and functionalization. They excel in drug delivery, tissue engineering, and stimuli‐responsive therapies, enabling targeted and controlled treatments. With roles in cancer therapy and diagnostics, their clinical translation requires addressing challenges in ...
Miguel Manzano, María Vallet‐Regí
wiley   +1 more source

World Oil Resources Assessment and Potential for the 21st Century [PDF]

open access: yes, 1980
Over the last thirty there have been about two dozen estimates made for world oil resources. Few of them are really independent or new estimates. Moreover, most of them disclose neither the method of assessment which was used nor the data on which the ...
Grenon, M.
core  

Circularly Polarized Polariton Lasing from Spin‐Momentum Locking in Deformed Plasmonic Kagome Cavities

open access: yesAdvanced Materials, EarlyView.
This paper describes room‐temperature polariton lasing with high circular polarization from deformed plasmonic Kagome lattice cavities strongly coupled to colloidal CdSe nanoplatelets. Spin‐selectivity from cavity modes resulted in control over the handedness of circular polarization as well as the direction of polariton lasing, opening prospects for ...
Zhaoyun Zheng   +6 more
wiley   +1 more source

COFs on MOFs: Layer‐by‐Layer Synthesis of MOF@COF Nanoparticles with Synergistic Adsorption

open access: yesAdvanced Materials, EarlyView.
A layer‐by‐layer strategy enables the growth of crystalline covalent organic framework (COF) shells on metal–organic framework nanoparticles, creating core–shell structures with tunable porosity. Ordered interstitial mesopores are formed during shell growth, which are connected with the COF's intrinsic micropores, thereby enhancing water sorption. This
Ana Guillem‐Navajas   +11 more
wiley   +1 more source

Advances in Architectural Design, Propulsion Mechanisms, and Applications of Asymmetric Nanomotors

open access: yesNanomaterials
Asymmetric nanomotors are a class of self-propelled nanoparticles that exhibit asymmetries in shape, composition, or surface properties. Their unique asymmetry, combined with nanoscale dimensions, endows them with significant potential in environmental ...
Yanming Chen   +4 more
doaj   +1 more source

Nine-Lump Kinetic Study of Catalytic Pyrolysis of Gas Oils Derived from Canadian Synthetic Crude Oil

open access: yesInternational Journal of Chemical Engineering, 2016
Catalytic pyrolysis of gas oils derived from Canadian synthetic crude oil on a kind of zeolite catalyst was conducted in a confined fluidized bed reactor for the production of light olefins.
Rui Zhang   +3 more
doaj   +1 more source

Petrography, The Tar Sands Paradise, and the Medium of Modernity [PDF]

open access: yes, 2016
This article engages with the artistic practice of petrography, the art of creating photographic images through the action of sunlight upon bitumen, the heavy-oil material that is the source of the petroleum in the Athabasca tar sands.
Cariou, Warren, Gordon, Jon
core   +1 more source

Adsorption of Heavy Metals Contaminants in Used Lubricating Oil Using Palm Kernel and Coconut Shells Activated Carbons [PDF]

open access: diamond, 2020
Boadu Kwasi Opoku   +3 more
openalex   +1 more source

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