Results 41 to 50 of about 24,530,151 (408)

Numerical Investigations on the Damage Behaviour of a Reconstructed Anode for Solid Oxide Fuel Cell Application

open access: yesEnergies, 2021
This paper addresses the damage behaviour of a nickel/yttria-stabilised zirconia (Ni-YSZ) anode, in order to understand microstructural degradation processes of Solid Oxide Fuel Cells (SOFCs) during long-term operation.
Katharina Steier   +2 more
doaj   +1 more source

Embedded Ultrasonic Transducers for Active and Passive Concrete Monitoring

open access: yesSensors, 2015
Recently developed new transducers for ultrasonic transmission, which can be embedded right into concrete, are now used for non-destructive permanent monitoring of concrete. They can be installed during construction or thereafter.
Ernst Niederleithinger   +4 more
doaj   +1 more source

Influence of nanoparticle encapsulation and encoding on the surface chemistry of polymer carrier beads

open access: yesScientific Reports, 2023
Surface-functionalized polymer beads encoded with molecular luminophores and nanocrystalline emitters such as semiconductor nanocrystals, often referred to as quantum dots (QDs), or magnetic nanoparticles are broadly used in the life sciences as ...
Lena Scholtz   +8 more
doaj   +1 more source

Local Hydrogen Measurements in Multi-Phase Steel C60E by Means of Electrochemical Microcapillary Cell Technique

open access: yesMetals, 2023
By utilizing hydrogen as an eco-friendly energy source, many metals are exposed to gaseous (pressurized) hydrogen. High-strength steels with an ultimate tensile strength of 800 MPa and above are especially susceptible to hydrogen-induced fracturing, also
Jens Jürgensen, Michael Pohl
doaj   +1 more source

Development of a 3D Printer for Concrete Structures: Laboratory Testing of Cementitious Materials

open access: yesInternational Journal of Concrete Structures and Materials, 2020
This study deals with (a) the development of a prototype 3D printer for concrete structures having a bed size of 1 × 1 × 1 m for a laboratory testing and (b) laboratory testing of cementitious materials with different design mixes to find their ...
Jun-Ho Jo   +3 more
semanticscholar   +1 more source

Fabrication and mechanical testing of a new sandwich structure with carbon fiber network core [PDF]

open access: yes, 2010
The aim is the fabrication and mechanical testing of sandwich structures including a new core material known as fiber network sandwich materials.
Amir Shahdin   +18 more
core   +2 more sources

Complexity of the behaviour of asphalt materials in cyclic testing [PDF]

open access: yes, 2017
This paper compares the results obtained in two types of cyclic tension-compression tests, a time sweep test, constant strain amplitude, and a strain sweep test, increasing strain amplitude every 5000 cycles, called EBADE (standing for the Spanish words ...
Botella Nieto, Ramón   +4 more
core   +2 more sources

Laboratory tools to quantify biogenic dissolution of rocks and minerals: a model rock biofilm growing in percolation columns

open access: yesFrontiers in Earth Science, 2016
Sub-aerial biofilms (SAB) are ubiquitous, self-sufficient microbial ecosystems found on mineral surfaces at all altitudes and latitudes. SABs, which are the principal causes of weathering on exposed terrestrial surfaces, are characterised by patchy ...
Franz eSeiffert   +6 more
doaj   +1 more source

Material Testing 2.0: A brief review

open access: yesStrain, 2023
With the advent of camera‐based full‐field measurement techniques such as digital image correlation (DIC), researchers have been trying to exploit such rich data sets through the use of more complex test configurations than the standard ones (uniaxial ...
F. Pierron
semanticscholar   +1 more source

Verbal analogy problem sets: An inventory of testing materials. [PDF]

open access: yes, 2020
Analogical reasoning is an active topic of investigation across education, artificial intelligence (AI), cognitive psychology, and related fields. In all fields of inquiry, explicit analogy problems provide useful tools for investigating the mechanisms ...
Holyoak, Keith J   +2 more
core  

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