Results 21 to 30 of about 5,765,502 (356)

Enhanced 'In-situ' catalysis via microwave selective heating: catalytic chain transfer polymerisation [PDF]

open access: yes, 2014
An extremely facile, single stage, ‘in-situ’, Catalytic Chain Transfer Polymerisation (CCTP) process has been identified, where the optimal polymerisation process was shown to depend upon a combination of catalyst characteristics (i.e.
Adlington, Kevin   +5 more
core   +2 more sources

Compression of colloidal monolayers at liquid interfaces: in situ vs. ex situ investigation [PDF]

open access: yesSoft Matter 2022, 2022
The assembly of colloidal particles at liquid/liquid or air/liquid interfaces is a versatile procedure to create microstructured monolayers and study their behavior under compression. When combined with soft and deformable particles such as microgels, compression is used to tune not only the interparticle distance but also the underlying microstructure
arxiv   +1 more source

In-Situ Analytical Study Of Bricks Exposed To Marine Environment Using Hand-Held X-Ray Fluorescence Spectrometry And Related Laboratory Techniques [PDF]

open access: yes, 2018
In this work, the degradation processes that take place in bricks exposed to marine environments have been studied. Taking into account the importance of this building material where the silicates present in the final product act as stabilizer in the ...
García Florentino, Cristina   +6 more
core   +1 more source

Towards the Realization of Higher Connectivity in MgB2 Conductors: In-situ or Sintered Ex-situ? [PDF]

open access: yesJpn. J. Appl. Phys. 51 (2012) 010105, 2011
The two most common types of MgB2 conductor fabrication technique - in-situ and ex-situ - show increasing conflicts concerning the connectivity, an effective current-carrying cross-sectional area. An in-situ reaction yields a strong intergrain coupling with a low packing factor, while an ex-situ process using pre-reacted MgB2 yields tightly packed ...
arxiv   +1 more source

A modern coastal ocean observing system using data from advanced satellite and in situ sensors – an example [PDF]

open access: yes, 2015
Report of the Ocean Observation Research Coordination Network In-situ-Satellite Observation Working GroupThis report is intended to illustrate and provide recommendations for how ocean observing systems of the next decade could focus on coastal ...
Davis, Curtiss O.   +6 more
core   +1 more source

Performance and Mechanism Analysis of Nano-silica Sol Modified Cement-based Materials

open access: yesTaiyuan Ligong Daxue xuebao, 2023
In view of the problems of low early strength and weak deformation resistance of ordinary cement-based materials, the cement-based materials were modified by nano-silica sol.
Haocheng SUN   +5 more
doaj   +1 more source

High temperature in situ SEM assessment followed by ex situ AFM and EBSD investigation of the nucleation and early growth stages of Fe-Al intermetallics [PDF]

open access: yesScripta Materialia, Volume 200, 15 July 2021, 113910, 2021
A dedicated in situ heating setup in a scanning electron microscope (SEM) followed by an ex situ atomic force microscopy (AFM) and electron backscatter diffraction (EBSD) is used to characterize the nucleation and early growth stages of Fe-Al intermetallics (IMs) at 596 {\deg}C. A location tracking is used to interpret further characterization. Ex situ
arxiv   +1 more source

Digital Light Processing of 2D Lattice Composites for Tunable Self‐Sensing and Mechanical Performance

open access: yesAdvanced Engineering Materials, EarlyView., 2023
The study presents the mechanical and in situ sensing performance of digital light processing‐enabled 2D lattice nanocomposites under monotonic tensile and repeated cyclic loading, and provides guidelines for the design of architectures suitable for strain sensors and smart lightweight structures.
Omar Waqas Saadi   +3 more
wiley   +1 more source

In situ surface-enhanced Raman spectroscopy to investigate polyyne formation during pulsed laser ablation in liquid [PDF]

open access: yesCarbon 189, 219-229 (2022), 2021
The synthesis of polyynes during their formation by pulsed laser ablation in liquid (i.e. acetonitrile) has been analyzed by in-situ surface-enhanced Raman spectroscopy (SERS). A polyethylene pellet, functionalized with silver nanoparticles and placed into the ablation medium, served as SERS active surface.
arxiv   +1 more source

In-situ and laboratory investigation of modified drilling waste materials applied on base-course construction [PDF]

open access: yes, 2017
This study focuses on in-situ and laboratory evaluation of modified drilling waste materials (MDWMs) applied on base course construction. Cement treated drilling waste materials have been used on a limited basis for full-depth base repair on Texas ...
Chang-Seon, Shon   +2 more
core   +1 more source

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