Results 41 to 50 of about 131,837 (308)

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

MATHEMATICAL MODELING OF HEAT-EXCHANGE PROCESSES IN FUEL HEATING FURNACES OF CHAMBER-TYPE

open access: yesЛитьë и металлургия, 2010
The solving of problem of structural identification of the mathematical model of heat exchange in chamber reheating furnace is presented.
I. A. Trusova   +3 more
doaj   +1 more source

Resistance Rapid Heating of Aluminum Coatings in an Extreme High Vacuum–Adequate Atmosphere for Hot Stamping

open access: yesAdvanced Engineering Materials, EarlyView.
The subject of this work is the development of a corrosion‐protective coating on steel sheets for form hardening. Rapid heating in an extreme high vacuum (XHV)‐adequate atmosphere is a useful method to prevent oxidation during alloying of 22MnB5 and aluminum to obtain a metallurgical bonding.
Lorenz Albracht   +5 more
wiley   +1 more source

Development and operation of research-scale III-V nanowire growth reactors

open access: yes, 2010
III-V nanowires are useful platforms for studying the electronic and mechanical properties of materials at the nanometer scale. However, the costs associated with commercial nanowire growth reactors are prohibitive for most research groups.
A. M. Bergman   +6 more
core   +1 more source

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

A Device with a Controllable Internal Atmosphere, Independent from the Heating Furnace, for Sintering Metal Particles [PDF]

open access: yesMaterials Research
A device with a controllable atmosphere has been designed and fabricated to sinter metal particles in the manufacturing processes of metallic components (porous or non-porous parts).
M. E. Hernández–Rojas   +2 more
doaj   +1 more source

VELOX – A Demonstration Facilility for Lunar Oxygen Extraction in a Laboratory Environment [PDF]

open access: yes, 2010
The ultimate goal of a permanent human presence on the Moon is discussed intensively within the global lunar community. Obviously, such an effort poses stringent demands not only on the technology but also on logistics, especially considering the ...
Braukhane, A.   +4 more
core  

Deterministic Detection of Single Ion Implantation

open access: yesAdvanced Engineering Materials, EarlyView.
Focused ion beam implantation with high detection efficiencies will enable the rapid and scalable fabrication of advanced spin‐based technologies such as qubits. This work presents the detection efficiencies of a wide range of ions implanted into solid‐state hosts, with efficiencies of >90% recorded for ion species and substrate combinations of ...
Mason Adshead   +6 more
wiley   +1 more source

Thermal characteristics of the dryer with rice husk double furnace - heat exchanger for smallholder scale drying

open access: yesCase Studies in Thermal Engineering, 2021
Smallholder farmer scale drying is very dependent on sunlight because of limited costs and technology. The downside is when the weather is erratic due to weather changes.
Ida Bagus Alit   +2 more
doaj   +1 more source

Crystallization columns in a chamber furnace [PDF]

open access: yes, 2010
Design of modular, and simple to build and handle air cooler ('crystallization comb') installed in a laboratory chamber furnace is presented. The setup allows easy regulation and simultaneous crystallization tests of different temperature gradients, shapes of crystallization fronts and rate intervals in crucible columns, enabling fast studies of ...
Danilović, Nebojša   +2 more
openaire  

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