Results 1 to 10 of about 3,543,765 (356)

Cathodic protection of precast, prestressed multistory car park slabs, using a surface applied galvanic zinc layer anode [PDF]

open access: yesMATEC Web of Conferences, 2022
A surface applied galvanic Zinc Layer Anode (ZLA) system was installed on a multistory carpark structure to provide cathodic protection to the soffits of the prestressed hollow concrete slabs, which were suffering from chloride induced corrosion ...
Giorgini Roberto   +4 more
doaj   +1 more source

Experimental Investigation on the Propagation of Hydraulic Fractures through Coal-Rock Interfaces

open access: yesAdvances in Materials Science and Engineering, 2021
Although hydraulic fracturing has been one of the primary stimulation methods for coal-bed methane (CBM) exploration, it is difficult to be applied in soft and low-permeability coal seams due to the instability of wells in such geological structures.
Pengfei Wu   +5 more
doaj   +1 more source

Investigation on the Effect of Atmosphere on the Pyrolysis Behavior and Oil Quality of Jimusar Oil Shale

open access: yesGeofluids, 2022
High-temperature H2O and CO2 can improve the pyrolysis behavior of oil shale. Therefore, in this paper, Jimusar oil shale was selected as the research object and the effect of the reaction atmosphere (H2O, CO2, and N2) on its pyrolysis behavior ...
Zhiqin Kang   +5 more
doaj   +1 more source

Direct observation via in situ heated stage EBSD analysis of recrystallization of phosphorous deoxidised copper in unstrained and strained conditions [PDF]

open access: yes, 2020
Recrystallization of phosphorous deoxidised copper used for strength critical applications at elevated temperatures was investigated by means of in situ heated stage EBSD analysis using a Gatan Murano heated stage mounted within a Carl Zeiss Sigma FEGSEM
Kotadia, Hiren   +3 more
core   +1 more source

Waffle Method: A general and flexible approach for improving throughput in FIB-milling

open access: yesNature Communications, 2022
Here the authors describe the Waffle Method, aimed at increasing the throughput of and solves several challenges present in cryo-FIB/SEM sample preparation for cryo-ET analysis — the highest-resolution method for obtaining 3D views of native biological ...
Kotaro Kelley   +10 more
doaj   +1 more source

Superconducting In Situ/Post In Situ MgB2 Joints

open access: yesMaterials, 2023
The superconducting joints of superconducting in situ MgB2 wires have been of great interest since the first MgB2 wires were manufactured. The necessity of joining fully reacted wires in applications such as NMR brings complexity to the methodology of connecting already reacted wires sintered under optimised conditions via a mixture of Mg + 2B and ...
openaire   +2 more sources

In-situ sub-structure decoupling of resiliently coupled assemblies [PDF]

open access: yes, 2019
The context of this paper is the increasing need for vibro-acoustic simulation across many sectors. A procedure is derived for decoupling the components of resiliently mounted assemblies.
Meggitt, JWR, Moorhouse, AT
core   +2 more sources

Design and Application of a Nitrate Measurement System Based on a Narrowband Tunable Ultraviolet Light Source

open access: yesIEEE Access, 2021
The nitrate concentration in seawater is an important parameter for marine environment monitoring, which is of great significance for the analysis of seawater ecosystems.
Xingyue Zhu   +3 more
doaj   +1 more source

Study on the pyrolysis behavior and kinetics of Jimusar oil shale with H2O/CO2 injection [PDF]

open access: yesOil Shale, 2023
High-temperature water vapor (H2O) and carbon dioxide (CO2 ) improved the yield and quality of shale oil during oil shale pyrolysis. Aiming to fill knowledge gaps regarding the kinetic mechanism of oil shale pyrolysis in different atmospheres, the ...
Dongwei Huang   +5 more
doaj   +1 more source

Rapidly self-deoxygenating controlled radical polymerization in water via in situ disproportionation of Cu(i) [PDF]

open access: yes, 2020
Rapidly self-deoxygenating Cu-RDRP in aqueous media is investigated. The disproportionation of Cu(I)/Me6Tren in water towards Cu(II) and highly reactive Cu(0) leads to O2-free reaction environments within the first seconds of the reaction, even when the ...
Haddleton, David M.   +4 more
core   +1 more source

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