Results 31 to 40 of about 11,127,655 (242)

Exact solution of arrhenius equation under the square root heating model

open access: yesAlexandria Engineering Journal, 2023
The purpose of this paper is to provide a new analytical exact solution for the crystallization phenomena pyrolysis process of the non-isothermal nth-order instead of using numerical methods.
Nuha Al-Harbi   +2 more
doaj   +1 more source

Isothermal and non-isothermal crystallization kinetics of polyethylene terephthalate: Mathematical modeling and experimental measurement

open access: yes, 1998
Results obtained by differential scanning calorimetry have been used to develop a macro-kinetic model for the crystallization behavior of semicrystalline polymeric materials. Our model, which takes into account the effects of induction time, final degree
Dupret, François   +2 more
core   +1 more source

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

Crystallization Kinetics of an Equimolar Liquid Crystalline Mixture and Its Components

open access: yesApplied Sciences
This new equimolar mixture comprises the liquid crystalline compounds MHPOBC and partially fluorinated 3F2HPhF6. The phase sequence of the mixture was determined by differential scanning calorimetry, polarizing optical microscopy, X-ray diffraction, and ...
Aleksandra Deptuch   +5 more
doaj   +1 more source

Preparation of polypropylene/Mg–Al layered double hydroxides nanocomposites through wet pan-milling: non-isothermal crystallization behaviour [PDF]

open access: yesRoyal Society Open Science, 2018
Differential scanning calorimeter was used to extensively investigate the non-isothermal crystallization of polypropylene (PP)/layered double hydroxides (LDHs) nanocomposites prepared through wet solid-state shear milling.
Yilei Zheng, Yinghong Chen
doaj   +1 more source

Non-Isothermal Crystallization Kinetics of PBSu/Biochar Composites Studied by Isoconversional and Model Fitting Methods [PDF]

open access: yes, 2023
Non-isothermal crystallization of Poly(butylene succinate) (PBSu)/biochar composites was studied at various constant cooling rates using differential scanning calorimetry.
Mašek, Ondřej; id_orcid   +11 more
core   +1 more source

The Effect of Hydrophilic Headgroup Chemistry on Peptoid‐Directed Mineralization of CaCO3

open access: yesAdvanced Functional Materials, EarlyView.
Amphiphilic peptoids alter the pathway and outcome of calcium carbonate crystallization, which progresses through amorphous calcium carbonate (ACC) to vaterite to calcite rhombs in the absence of peptoids. In contrast, amine‐terminated peptoids produce vaterite disks and carboxyl‐terminated peptoids produce calcite mesocrystals.
Biao Jin   +5 more
wiley   +1 more source

Revisiting polymer crystallization kinetics: experimental validation of the Mo equation for modified PET systems

open access: yesFrontiers in Materials
This study investigated the non—isothermal crystallization kinetics of pure poly(ethylene terephthalate) (PET) and chain—extended modified PET using DSC at various cooling rates.
Ma Lingcong   +5 more
doaj   +1 more source

Recyclable Lignin‐Based Thermadapt Shape Memory Polymers With Near‐Infrared Light Response

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Covalent adaptable networks (CANs) have been designed to address the recycling challenges associated with thermosets, while preserving their mechanical properties. However, producing biobased CANs with intelligent response capabilities remains challenging.
Jian Liu   +8 more
wiley   +1 more source

First Order Phase Transformation in Amorphous Ge25Se75 – xSbx Glasses [PDF]

open access: yesЖурнал нано- та електронної фізики, 2013
Non-isothermal Differential scanning calorimetry (DSC) technique was used to study the kinetics of first order phase transformation in Ge25Se75 – xSbx glasses.
F.A. Al-Agel   +4 more
doaj  

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