Results 101 to 110 of about 24,707 (257)

Layered double hydroxides‐based nanozymes for effective biomedical applications: A review and future perspectives

open access: yesBMEMat, EarlyView.
In this review, we introduced the preparation methods of LDHzymes and discussed their catalytic activity and mechanisms. Subsequently, the applications of LDHzymes in biomedical were discussed. Finally, potential future work on LDHzymes was proposed to better design these new types of nanozymes.
Jiawei Cui   +7 more
wiley   +1 more source

2017 State-of-the-Science of Dispersants and Dispersed Oil (DDO) in U.S. Arctic Waters: Efficacy & Effectiveness [PDF]

open access: yes, 2017
Chemical dispersants were employed on an unprecedented scale during the Deepwater Horizon oil spill in the Gulf of Mexico, and could be a response option should a large spill occur in Arctic waters. The use of dispersants in response to that spill raised
Coastal Response Research Center (CRRC)
core   +1 more source

Optimization on emergency materials dispatching considering the characteristics of integrated emergency response for large-scale marine oil spills [PDF]

open access: yes, 2019
Many governments have been strengthening the construction of hardware facilities and equipment to prevent and control marine oil spills. However, in order to deal with large-scale marine oil spills more efficiently, emergency materials dispatching ...
Estrada Romeu, Miguel Ángel   +4 more
core   +2 more sources

Rheology of Titania Pigment Slurry

open access: yesApplied Rheology, 2012
The influence of polymeric dispersants containing different functional groups on the suspension behaviour of titania pigment slurry was investigated. The dispersants chosen were polyacrylic acid and modified polyacrylamides including homo and copolymers ...
Farrokhpay Saeed
doaj   +1 more source

Harnessing Carbon‐Containing Materials for Next‐Generation High‐Temperature Electromagnetic Wave Absorbers

open access: yesCarbon Energy, EarlyView.
Traditional carbon materials show limited high‐temperature oxidation resistance, which becomes pronounced above 673 K and significantly restricts their practical applicability. To address this challenge, enhancing polarization loss and leveraging its negative temperature dependence to offset the temperature‐induced increase in conductance loss are ...
Yang Li   +9 more
wiley   +1 more source

Production of Ultrafine, High-purity Ceramic Powders Using the US Bureau of Mines Developed Turbomill [PDF]

open access: yes, 1993
Turbomilling, an innovative grinding technology developed by the U.S. Bureau of Mines in the early 1960's for delaminating filler-grade kaolinitic clays, has been expanded into the areas of particle size reduction, material mixing, and process reaction ...
Hoyer, Jesse L.
core   +1 more source

Development of a testing protocol for oil solidifier effectiveness evaluation [PDF]

open access: yes, 2016
Chemical countermeasures for oil spill remediation have to be evaluated and approved by the U.S. Environmental Protection Agency before they may be used to remove or control oil discharges. Solidifiers are chemical agents that change oil from a liquid to
Campo-Moreno, Pablo   +5 more
core   +2 more sources

Keggin‐Type Aluminum Polyoxometalate‐Mediated Oxidation of Amorphous Carbon for Engineered Electrochemical Interfaces

open access: yesCarbon Energy, EarlyView.
Keggin‐type Al‐POM‐coated silica achieves selective surface oxidation of amorphous carbon through electrostatic attraction and proton‐coupled oxidation, tailoring interfacial properties for lithium‐ion batteries and semiconductor processes. ABSTRACT Amorphous carbon is widely used in energy storage and semiconductor technologies, where surface ...
Ganggyu Lee   +13 more
wiley   +1 more source

A new fast method for ceramic foam impregnation: Application to the CCVD synthesis of carbon nanotubes [PDF]

open access: yes, 2007
A new process that allows preparing, in a single step, good washcoats of catalytic materials for the catalytic chemical vapour deposition (CCVD) synthesis of carbon nanotubes (CNTs) in reticulated ceramic foams is reported. It is shown that the washcoats,
Chartier, Thierry   +4 more
core   +4 more sources

Entropy‐Controlled Exsolution of Highly Dispersed Nickel‐Based Active Metals From Spinel Oxide via Optimizing Metal‐Support Interaction for Dry Reforming of Methane

open access: yesCarbon Energy, EarlyView.
The incorporation of transition‐metal elements into spinel oxides results in enhanced configurational entropy and increased metal‐support interaction, which continuously modulate the exsolution of nickel‐based active metal. The highly dispersed nickel‐based metal catalyst, formed through the entropy‐controlled strategy, demonstrates remarkable activity
Yuxuan Meng   +10 more
wiley   +1 more source

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