Results 161 to 170 of about 1,498,337 (287)

O ar está húmido?

open access: yes, 2016
Educação Infantil::Natureza e sociedadeGuia de experimentos que permite observar como se forma a umidade no ar. Tal fator é fruto do vapor d’água que se condensa em contato com as paredes frias passando do estado gasoso para o ...
Providência, Constança   +1 more
core  

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

Combined Dihydroartemisinin and Eupatilin Suppress Prostate Cancer through AR-Associated Ferroptosis and Modulation of Macrophage-Tumor Crosstalk. [PDF]

open access: yesResearch (Wash D C)
Wang L   +20 more
europepmc   +1 more source

Creating Ti–Fe α/β Alloys by Diffusion‐Driven Solid‐State Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes making alloys containing fast diffusing elements that are difficult to produce by ingot metallurgy, by diffusion‐driven solid‐state HIP processing of elemental powders and low‐temperature homogenisation. Here, novel Fe‐Ti α–β alloys are formed having fine α–β lamellae, a small β prior grain size without significant intermetallics ...
Jiaqi Xu   +10 more
wiley   +1 more source

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

The SPRR2A-CSTA Axis Drives IL-17A-Induced Squamous Metaplasia and Steroid Resistance in Allergic Rhinitis. [PDF]

open access: yesJ Allergy Clin Immunol
Xie S   +8 more
europepmc   +1 more source

SOP Pengelolaan Perpustakaan pada UPT Perpustakaan UIN Ar-Raniry Banda Aceh

open access: yes, 2017
SOP ini membahas tatacara pengelolaan perpustakaan pada UPT Perpustakaan UIN Ar-Raniry Banda ...
Khatib A. Latief, 2011026501
core  

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

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