Results 61 to 70 of about 546,727 (297)

STUDY OF THE EFFECT OF ADDING AL2O3 NANOPARTICLES ON THE THERMAL PROPERTIES OF POLYPROPYLENE GLYCOL WITH DIFFERENT CONCENTRATIONS

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ
In this study, a comparison between thermal conductivity and dynamic viscosity of a pure propylene glycol liquid as a solar thermal fluid and its nanofluid has been carried out using different concentrations of nanoparticles. Aluminum oxide nanoparticles
Rasha alameri, Ahmed S. Shaker Alakaishi
doaj   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Hybrid Inertial Self-Adaptive Iterative Methods for Split Variational Inclusion Problems

open access: yesAxioms
Herein, we present two hybrid inertial self-adaptive iterative methods for determining the combined solution of the split variational inclusions and fixed-point problems.
Doaa Filali   +3 more
doaj   +1 more source

SPHINX31 acts as a SRPK1 inhibitor targeting the ATR/DNA‐PKcs/CHK1 replicative checkpoint to inhibit cell growth in non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
The kinase SRPK1 directly interacts with the protein TOPBP1 and regulates the pre‐mRNA splicing of WIZ thereby contributing to the activation of the ATR/CHK1 replicative checkpoint in response to replicative stress. This allows cancer cells' genomic stability and survival.
Amani Shreim   +17 more
wiley   +1 more source

Predictive modeling of concentration-dependent viscosity behavior of monoclonal antibody solutions using artificial neural networks

open access: yesmAbs, 2023
Solutions of monoclonal antibodies (mAbs) can show increased viscosity at high concentration, which can be a disadvantage during protein purification, filling, and administration.
Jonathan Schmitt   +2 more
doaj   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Microdevices for extensional rheometry of low viscosity elastic liquids : a review [PDF]

open access: yes, 2013
Extensional flows and the underlying stability/instability mechanisms are of extreme relevance to the efficient operation of inkjet printing, coating processes and drug delivery systems, as well as for the generation of micro droplets. The development of
Galindo-Rosales, Francisco J   +2 more
core   +4 more sources

Performance Assessment of a Centrifugal Pump With Varying Blade Counts and Fluid Viscosities Through Euler Head and Entropy Production Analysis

open access: yesEngineering Reports
The efficiency and internal flow loss characteristics of centrifugal pumps have remained a subject of active research, particularly under varying operational conditions. Therefore, this study systematically evaluated the performance of a centrifugal pump
Abubaker A. M. Mohammedali   +4 more
doaj   +1 more source

Viscosity of Asphalt Binder through Equilibrium and Non-Equilibrium Molecular Dynamics Simulations

open access: yesBuildings
Viscosity is a curial indicator for evaluating asphalt performance, representing its ability to resist deformation under external forces. The Green–Kubo integral in equilibrium molecular dynamics simulations and the Muller-Plathe algorithm in reverse non-
Xiancheng Hu   +4 more
doaj   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

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