Results 91 to 100 of about 1,439,160 (239)

Raman Spectroscopic Identification of Oxide Phases in a Corroded MgO–Steel Composite Anode Used in Aluminum Molten Salt Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Micro‐Raman spectroscopy is applied to characterize corrosion products in a recycled‐based MgO–316L steel composite anode after molten salt electrolysis. A depth‐dependent Fe–O/Fe–Al–O layer sequence of magnetite, hercynite, and an Al‐doped magnetite transition zone is identified.
Felix Drechsler   +9 more
wiley   +1 more source

Determination of the Strength of Adhesion between Lipid Vesicles

open access: yesThe Scientific World Journal, 2012
A commonly used method to determine the strength of adhesion between adhering lipid vesicles is measuring their effective contact angle from experimental images.
Tomáš Mareš   +4 more
doaj   +1 more source

Interaction of Ladle Slag With Varying SiO2 Content and Recyclate‐Based MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Ladle slags (CaO/Al2O3 = 1) with 1–20 wt% SiO2 were investigated in contact with industrial MgO–C refractories fabricated from fresh magnesia and 50 wt% recyclate. The sessile drop method at 1600°C reveals intensive gas formation, delayed slag infiltration in recyclate‐based samples, and, under high‐SiO2 slag, formation of a dense MgAl2O4‐rich ...
Anton Yehorov   +6 more
wiley   +1 more source

Investigation of drop dynamic contact angle on copper surface

open access: yesEPJ Web of Conferences, 2015
This paper presents experimental results of the studying the effect of surface roughness, microstructure and flow rate on the dynamic contact angle at spreading of distilled non deaerate water drop on a solid horizontal substrates. Copper substrates with
Orlova Evgenija   +2 more
doaj   +1 more source

DETERMINATION OF CONTACT WETTING ANGLE ON FLAT SURFACES

open access: yesНаука и техника, 2006
The paper considers an improved technique for determination of a contact wetting angle. Description of the devices that make it possible to determine a contact wetting angle with due account of surface roughness is given in the paper. A specified formula
M. G. Kiselev   +2 more
doaj   +1 more source

Impact of Sustainable Binders Based on Lignin and Collagen on the Volume Stability and Mechanical Properties of MgO‐C Refractories with MgO‐C Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
Collagen hydrolysate is evaluated as a sustainable binder for MgO‐C refractories. Its thermally induced cross‐linking and gas release lead to expansion and cracking in large bricks, but tailored batches with lignin, recyclates, or fine graphite improve the gas release while thermal treatment and stability.
Till M. J. Stadtmüller   +8 more
wiley   +1 more source

Validating contact angle algorithms for droplets in parallel-plate [PDF]

open access: yesAIP Advances
Parallel-plate channels, defined as two closely spaced plates confining fluid motion, are widely used in microfluidics. Optical contact angle measurement techniques are particularly suited for analyzing capillary phenomena in such configurations.
Yiping Xu   +7 more
doaj   +1 more source

Development of Sustainable MgO–C Refractories Using MgO–C Recyclates and a Novel Eco‐Friendly Fructose–Tannin Binder Crosslinked With Citric Acid

open access: yesAdvanced Engineering Materials, EarlyView.
This study develops sustainable MgO–C refractories using recycled materials and eco‐friendly fructose–tannin binders. The enhanced performance of citric acid as a cross‐linker and functional additives on mechanical and thermomechanical properties was examined. Characterization included strength tests, immersion trials, and microstructural and inclusion
Dinesh K. Gunasekar   +7 more
wiley   +1 more source

The Case Studies of Varied Switches for the Varied Wheel Profiles of the Railway Vehicle in Terms of the Derailment Phenomena [PDF]

open access: yesInternational Journal of Railway Research, 2015
The flange climb derailment is one of the cause of derailment for a typical switch. The derail Insert Page Break for Printingment for the switch is a complex phenomenon since the contact area is changing dynamically.
Veysel Arlı   +3 more
doaj  

Multifunctional Crushing and Piezoresistive Self‐Sensing in Conductive Epoxy/CNT‐Coated Polyetherimide TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports lightweight polyetherimide triply periodic minimal surfaces lattices coated with carbon nanotube‐reinforced epoxy that combine mechanical robustness with self‐sensing. The conformal coating enhances stiffness, strength and energy absorption while enabling reliable strain monitoring.
A. Triay   +3 more
wiley   +1 more source

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