Results 51 to 60 of about 220,761 (282)

Microporous Microgel Assemblies Facilitating the Recruitment and Osteogenic Differentiation of Progenitor Cells for Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
There is a significant need for biomaterials with well‐defined stability and bioactivity to support tissue regeneration. In this study, we developed a tunable microgel platform that enables the decoupling of stiffness from porosity, thereby promoting bone regeneration.
Silvia Pravato   +9 more
wiley   +1 more source

A study on fault self-recovery of interconnected co-phase traction network for heavy haul railway

open access: yes机车电传动, 2022
In order to adapt to the continuous growth of freight traffic volume, the heavy haul railways have undergone the transportation capacity upgrading and transformation. The co-phase and bilateral power supply technologies can be adopted to cancel the phase
PENG Ye, WANG Shuai, WANG Kewen
doaj  

Simulation modeling balancing current in the traction network of a substation group [PDF]

open access: yesE3S Web of Conferences, 2020
This article is devoted to assessing the transit of electricity from an external electrical power supply system through the traction network of a railway district that includes nine traction substations.
Li Valerij, Konstantinova Yuliya
doaj   +1 more source

Switchable Supramolecular Adhesive by Tuning Interfacial Bonding and Modulus

open access: yesAdvanced Functional Materials, EarlyView.
The supramolecular adhesive (HyDiP) shows reversible adhesion and recyclability. In the dehydrated state, it is dense, stiff (E ≈445 MPa), transparent, and provides strong bonding with adhesion strengths up to 4.65 MPa. In the hydrated state, it becomes porous, soft (E ≈0.11 MPa), and detaches easily, enabling sustainable high‐strength applications ...
Rumin Fu   +10 more
wiley   +1 more source

An Intelligent Traction Control for Motorcycles [PDF]

open access: yes, 2015
The appearance of anti-lock braking systems (ABS) and traction control systems (TCS) have been some of the most major developments in vehicle safety.
Cabrera-Carrillo, Juan Antonio   +3 more
core  

Precise Control of Drug Release in Machine Learning‐Designed Antibody‐Eluting Implants for Postoperative Scarring Inhibition in Glaucoma

open access: yesAdvanced Healthcare Materials, EarlyView.
We developed a micro‐sized, biocompatible implant for postoperative sustained delivery of anti‐fibrotic antibodies in glaucoma surgery. Machine learning‐guided optimization of polymer composition, implant geometry, and porosity enabled precise control of drug release.
Mengqi Qin   +5 more
wiley   +1 more source

Hybrid energy management strategy based on dynamic setting and coordinated control for urban rail train with PMSM

open access: yesIET Renewable Power Generation, 2021
Due to the short distance between stations, frequent acceleration and braking for urban rail trains cause voltage fluctuation in the traction network and the regenerative braking energy loss.
Xin Wang   +4 more
doaj   +1 more source

Impact of electromagnetic interferences on traction network: mathematical model of traction network

open access: yesЕлектромагнітна сумісність та безпека на залізничному транспорті, 2023
In Ukraine, almost half of the railway lines are electrified. In railway network, there are automatic devices by which traffic of trains and safety on the railway are regulated. However, there are some faults in these automatic devices that can put the passengers and the railway system’s safety at risk. The main sources of these faults are the presence
openaire   +1 more source

Fast counting with tensor networks [PDF]

open access: yes, 2019
We introduce tensor network contraction algorithms for counting satisfying assignments of constraint satisfaction problems (#CSPs). We represent each arbitrary #CSP formula as a tensor network, whose full contraction yields the number of satisfying ...
Chamon, Claudio   +3 more
core   +1 more source

A 3D Bioprinted Spheroid‐Laden dECM‐Enriched Osteosarcoma Model for Enhanced Drug Testing and Therapeutic Discovery

open access: yesAdvanced Healthcare Materials, EarlyView.
A 3D biomimetic OS model was developed by bioprinting an OS‐cell‐derived dECM‐enriched bioink with OS spheroids incorporated. The model showed upregulation of known OS prognostic markers and increased resistance to doxorubicin, compared to 2D cultures and scaffold‐free spheroids, making this a more clinically relevant platform for drug discovery ...
Margarida F. Domingues   +6 more
wiley   +1 more source

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