Results 31 to 40 of about 137,034 (308)

Kinetics and crystallization path of a Fe-based metallic glass alloy [PDF]

open access: yes, 2017
The thermal stability and the quantification of the different transformation processes involved in the overall crystallization of the Fe50Cr15Mo14C15B6 amorphous alloy were investigated by several characterization techniques.
Crespo Artiaga, Daniel   +6 more
core   +2 more sources

Kinetic Study on the Isothermal and Nonisothermal Crystallization of Monoglyceride Organogels

open access: yesThe Scientific World Journal, 2014
The isothermal and nonisothermal crystallization kinetics of monoglyceride (MAG) organogels were studied by pulsed nuclear magnetic resonance (pNMR) and differential scanning calorimetry (DSC), respectively.
Zong Meng   +5 more
doaj   +1 more source

Supersaturation Potential of Amorphous Active Pharmaceutical Ingredients after Long-Term Storage

open access: yesMolecules, 2019
This study explores the effect of physical aging and/or crystallization on the supersaturation potential and crystallization kinetics of amorphous active pharmaceutical ingredients (APIs).
Khadijah Edueng   +5 more
doaj   +1 more source

Crystal nucleation and cluster-growth kinetics in a model glass under shear [PDF]

open access: yes, 2010
Crystal nucleation and growth processes induced by an externally applied shear strain in a model metallic glass are studied by means of nonequilibrium molecular dynamics simulations, in a range of temperatures.
A. Dobreva   +5 more
core   +3 more sources

Tuning the crystallization and polymorphic composition of polypropylene by organo-silane-modified silica

open access: yesPolymer Testing
This work investigates the influence of the alkyl chain length in organosilane-modified silica particles on the crystallization behavior and polymorphic composition of isotactic polypropylene (iPP).
David Jaska   +6 more
doaj   +1 more source

Comparative study of thermal stability and crystallization kinetics between melt-spun and bulk Pd77.5Cu6Si16.5 metallic glasses

open access: yesJournal of Materials Research and Technology, 2022
A comparative study on the thermal stability and kinetics of crystallization of both melt–spun and bulk Pd77.5Cu6Si16.5 metallic glasses was performed. Rapidly quenched Pd77.5Cu6Si16.5 ribbon and as–cast bulk metallic glass (BMG) sample were produced by ...
Y.C. Tang   +7 more
doaj   +1 more source

History dependent crystallization of Zr41Ti14Cu12Ni10Be23 melts [PDF]

open access: yes, 2000
The crystallization of Zr41Ti14Cu12Ni10Be23 (Vit 1) melts during constant heating is investigated. (Vit 1) melts are cooled with different rates into the amorphous state and the crystallization temperature upon subsequent heating is studied. In addition,
Johnson, William L., Schroers, Jan
core   +1 more source

Modelling of heat transfers and prediction of crystallization during cooling of chicken fat [PDF]

open access: yes, 2005
Heat transfers that occurred during chicken fat dry fractionation process were characterized. The heat flux model developed led to follow the heat flux associated with crystallization (?r) during the cooling step. A crystallization kinetics was performed
Arnaud, Elodie   +3 more
core  

The formation of a nanohybrid shish-kebab (NHSK) structure in melt-processed composites of poly (ethylene terephthalate) (PET) and multi-walled carbon nanotubes (MWCNTs) [PDF]

open access: yes, 2017
The combination of synchrotron Small- and Wide-Angle X-ray scattering (SAXS/WAXS), and thermal analysis was used to follow the evolution of crystalline morphology and crystallization kinetics in a series of melt-processed composites of poly(ethylene ...
Bikondoa, Oier   +7 more
core   +2 more sources

C2α‐carbanion‐protonating glutamate discloses tradeoffs between substrate accommodation and reaction rate in actinobacterial 2‐hydroxyacyl‐CoA lyase

open access: yesFEBS Open Bio, EarlyView.
Enzymes of the 2‐hydroxyacyl‐CoA lyase group catalyze the condensation of formyl‐CoA with aldehydes or ketones. Thus, by structural adaptation of active sites, practically any pharmaceutically and industrially important 2‐hydroxyacid could be biotechnologically synthesized. Combining crystal structure analysis, active site mutations and kinetic assays,
Michael Zahn   +4 more
wiley   +1 more source

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