Results 101 to 110 of about 1,056,664 (313)

Leaf water potential measurements using the pressure chamber: Synthetic testing of assumptions towards best practices for precision and accuracy. [PDF]

open access: yesPlant Cell Environ, 2022
Rodriguez-Dominguez CM   +16 more
europepmc   +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

Prospective study on the Eustachian tube function during Frenzel maneuver in a hypobaric/hyperbaric pressure chamber. [PDF]

open access: yesEur Arch Otorhinolaryngol, 2022
Wolber P   +6 more
europepmc   +1 more source

Safety shield for vacuum/pressure chamber viewing port [PDF]

open access: yes, 1981
Observers are protected from flying debris resulting from a failure of a vacuum or pressure chamber viewing port following an implosion or explosion by an optically clear shatter resistant safety shield which spaced apart from the viewing port on the ...
Shimansky, R. A., Spencer, R. S.
core   +1 more source

Surface Tension Measurement of Ti‐6Al‐4V by Falling Droplet Method in Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
In this article, the temperature‐dependent surface tension of free falling, oscillating Ti‐6Al‐4V droplets is investigated in both argon and monosilane doped, oxygen‐free atmosphere. Droplet temperature and oscillation are captured with one single high‐speed camera, and the surface tension is calculated with Rayleigh's formula.
Johannes May   +9 more
wiley   +1 more source

Optically actuated two position mechanical mover [PDF]

open access: yes, 1974
An optically actuated mechanical mover adapted to be moved from an ambient position to an active position, is disclosed. The mechanical mover essentially comprises a piston/cylinder arrangement including a piston that is contained within an internal ...
Murphy, A. J., Yang, L. C.
core   +1 more source

Impact of Pre‐Oxidation Treatments on a Recycled MgO/Steel‐Composite as Carbon Free Anode in Aluminum‐Electrolysis Environments

open access: yesAdvanced Engineering Materials, EarlyView.
Cermets (60 vol.% AISI 316L stainless steel, 40 vol.% recycled MgO), intended for use in aluminum electrolysis, were pre‐oxidized in three furnaces with different heating technologies and subjected to a cryolite corrosion test. The different atmospheres influenced the formation of oxide layers, which in turn affected corrosion resistance and ...
Patricia Kaiser   +4 more
wiley   +1 more source

Theoretical and experimental studies on the interior ballistic of large UAV ejection based on trifluoromethane phase transition

open access: yesScientific Reports
Unmanned aerial vehicles (UAVs) have demonstrated immense value in the military sector. This research proposes the use of Trifluoromethane as a novel cold ejection medium.
Zhaijun Lu   +5 more
doaj   +1 more source

Analysis on the Lifting Performance of Elliptic-Like Type Progressive Cavity Pump

open access: yesShiyou jixie, 2021
In view that the lifting performance of elliptic-like type progressive cavity pump is researched less, a suitable finite element model is established.
Han Daoquan   +3 more
doaj  

Correlation of combustor acoustic power levels inferred from internal fluctuating pressure measurements [PDF]

open access: yes
Combustion chamber acoustic power levels inferred from internal fluctuating pressure measurements are correlated with operating conditions and chamber geometries over a wide range. The variables include considerations of chamber design (can, annular, and
Vonglahn, U. H.
core   +1 more source

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