Results 81 to 90 of about 489,293 (298)

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

Steam generators two phase flows numerical simulation with liquid and gas momentum equations [PDF]

open access: yes, 2005
International audienceThis work takes place in steam generators flow studies and we consider here steady state three dimensional two-phase (liquid and gas) flows. The main goal is to improve the modeling of kinetic imbalance between the phases.
Grandotto, Marc, Obry, Patrick
core   +1 more source

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Node-Based Steady-State and Dynamic Gas Grid Calculation Method With Electrical Analogies

open access: yesIEEE Access
For joint intelligent and safe operation of electric power and gas grids, network condition estimates and the knowledge of propagating effects are important.
Daniela Vorwerk, Detlef Schulz
doaj   +1 more source

A gas-dynamic calculation of type 2 shock propagation through the corona [PDF]

open access: yes
An approximate analytic theory of acoustic shock propagation in nonuniform media is used to determine the motion of a flare-generated shock wave in the corona.
Kopp, R. A.
core   +1 more source

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Techniques for Natural Gas Physical Properties Definition for Flow Rate and Volume Metering Systems

open access: yesEnergy Engineering and Control Systems, 2016
The results of researching the techniques for natural gas properties determination for flow rate and volume metering systems are presented in the paper.
Fedir Matiko   +3 more
doaj   +1 more source

Forecasting European Gas Supply Selected results from EUGAS model and historical verification [PDF]

open access: yes, 2005
The common application of EUGAS, a long-term, dynamic, interregional linear optimization model, is the projection of European natural gas supply up to 2030.
Bothe, David, Seeliger, Andreas
core  

Two liquid states of matter: A new dynamic line on a phase diagram

open access: yes, 2011
It is generally agreed that the supercritical region of a liquid consists of one single state (supercritical fluid). On the other hand, we show here that liquids in this region exist in two qualitatively different states: "rigid" and "non-rigid" liquid ...
A. G. Lyapin   +9 more
core   +1 more source

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

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