Results 191 to 200 of about 913,345 (341)

Reaction Kinetic Modeling of the Synthesis of Polymers of Intrinsic Microporosity

open access: yesAdvanced Functional Materials, Volume 35, Issue 13, March 25, 2025.
This study investigates the synthesis of PIM‐1 via a low‐temperature route, utilizing advanced analytical techniques and kinetic modeling to gain deeper insights into the polycondensation mechanism and create a digital twin of the synthesis process. Abstract Polymers of intrinsic microporosity porosity (PIMs) represent a versatile class of materials ...
Felix Kandelhard   +4 more
wiley   +1 more source

Removing Homocoupling Defects in Alkoxy/Alkyl‐PBTTT Enhances Polymer:Fullerene Co‐Crystal Formation and Stability

open access: yesAdvanced Functional Materials, EarlyView.
PBTTT‐OR‐R, a C14‐alkoxy/alkyl‐PBTTT polymer derivative, is of substantial interest for optoelectronics due to its specific fullerene intercalation behavior and enhanced charge‐transfer absorption. Comparing this polymer with (S) and without (O) homocoupling defects reveals that PBTTT‐OR‐R(O) forms stable co‐crystals with PC61BM, while PBTTT‐OR‐R(S ...
Zhen Liu   +14 more
wiley   +1 more source

Fluctuations of non-local branching Markov processes [PDF]

open access: yesarXiv
The aim of this paper is to study the fluctuations of a general class of supercritical branching Markov processes with non-local branching mechanisms. We show the existence of three regimes according to the size of the spectral gap associated with the expectation semigroup of the branching process and establish functional central limit theorems within ...
arxiv  

Internal Temperature Evolution Metrology and Analytics in Li‐Ion Cells

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates the non‐linear evolution of internal temperatures across diverse operating conditions, highlighting the disparities between internal and external measurements and the resulting thermal asymmetries. The coupled thermo‐electrochemical modeling framework provides a comprehensive analysis of various heat generation modes, examining ...
Anuththara S. J. Alujjage   +5 more
wiley   +1 more source

Predicting colorectal cancer risk from adenoma detection via a two-type branching process model. [PDF]

open access: yesPLoS Comput Biol, 2020
Lang BM   +3 more
europepmc   +1 more source

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