Results 71 to 80 of about 518,165 (311)

The Thermal Decomposition of Ozone [PDF]

open access: yesProceedings of the National Academy of Sciences, 1927
The kinetics of ozone decomposition possess considerable importance and interest, and much experimental work has been done both on the thermal and the photochemical change. The thermal decomposition has, however, proved bothersome to control experimentally.
O R, Wulf, R C, Tolman
openaire   +2 more sources

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

Thermal Decomposition of Synthetic Argentojarosite - Implications for Silver Production in Medieval Times [PDF]

open access: yes, 2005
The thermal decomposition of argentojarosite has been studied by thermogravimetric, spectroscopic and infrared emission techniques. Dehydroxylation occurs in three stages at 228, 383, 463 degrees Celsius with the loss of 2, 3 and 1 hydroxyl units.
Frost, Raymond   +3 more
core   +2 more sources

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

Health Hazard Manual for Firefighters [PDF]

open access: yes, 1990
[Excerpt] Firefighters, as well as victims, can be exposed to a variety of toxic substances during a fire. Some of these toxicants are particularly insidious because they are produced by thermal decomposition before smoke makes a fire ...
Brown, Nellie J.
core   +1 more source

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

Unsteady Analysis of Molten Salt Pump Based on Dynamic Mode Decomposition [PDF]

open access: yesJournal of Applied Fluid Mechanics
As the main heat storage medium in photothermal power station, binary molten salt undergoes thermal decomposition above 450°C, generating gas that accumulates within molten salt pump flow passages and affects pump performance.
Q. Chen   +4 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

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

Experimental and theoretical study on the thermal stability and pyrolysis mechanism of HCFO-1233 yd.(Z)

open access: yesResults in Chemistry
The thermal stability and decomposition mechanism of (Z)-1,1,1-trifluoro-3-chloroprop-2-ene (HCFO-1233 yd.(Z)) were systematically investigated through combined theoretical and experimental approaches.
Zhang Dongxin   +7 more
doaj   +1 more source

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