Results 131 to 140 of about 8,392,343 (335)

Programmable DNA‐Peptide Hybrid Nanostructures for Potent Neutralization of Multiple Influenza a Virus Subtypes

open access: yesAdvanced Functional Materials, EarlyView.
A multivalent antiviral platform based on honeycomb‐shaped DNA nanostructures (HC–Urumin) is developed to enhance the potency and breadth of the host defense peptide Urumin. Through spatially patterned trimeric presentation, HC–Urumin disrupts influenza A virus entry, improves cell viability, and reduces disease severity in vivo‐offering a modular and ...
Saurabh Umrao   +11 more
wiley   +1 more source

Stability Boundary Characterization and Power Quality Improvement for Distribution Networks

open access: yesEnergies
With the increasing proportion of distributed generators (DGs), distribution networks usually include grid forming (GFM) and grid following (GFL) converters.
Min Zhang   +6 more
doaj   +1 more source

Soft curtailment for voltage limiting in low-voltage networks through reactive or active power droops [PDF]

open access: yes, 2012
De Kooning, Jeroen   +3 more
core   +1 more source

An All‐Optical Driven Bio‐Photovoltaic Interface for Active Control of Live Cells

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐photovoltaic Interface (BIO‐PV‐I) for live cell manipulation is presented. BIO‐PV‐I can be activated non‐invasively and remotely to control the spatial motility, adhesion, and morphology of cells adhering to it. BIO‐PV‐I uses a patterned light‐induced electric potential in iron‐doped lithium niobate crystals whose light‐driven and reversible nature,
Lisa Miccio   +8 more
wiley   +1 more source

Effect of grid‐following VSCs on frequency distribution of power grid

open access: yesIET Renewable Power Generation
The increasing penetration of grid‐following voltage source converters (GFL‐VSCs) in the power grid has changed the frequency dynamics of the system.
Qingyuan Ma   +4 more
doaj   +1 more source

Hierarchical optimal frequency support scheme of wind farm with both grid-forming and grid-following wind turbines

open access: yesInternational Journal of Electrical Power & Energy Systems
Renewable energy sources such as wind power have grown exponentially in recent years. Conventional grid-following wind turbines (GFL-WTs) run the risk of oscillations under weak grids. To operate stably over a wide range of grid strength, the hybrid wind
Qihang Zong   +5 more
doaj   +1 more source

Roll‐to‐Roll Mechanical Exfoliation for Large‐Area van der Waals Films with Preserved Crystallographic Alignment

open access: yesAdvanced Functional Materials, EarlyView.
A roll‐to‐roll exfoliation method is demonstrated that preserves the crystallographic alignment of anisotropic 2D materials over large areas, enabling scalable fabrication of directional electronic and optoelectronic devices. Abstract Anisotropic 2D materials such as black phosphorus (BP), GeS or CrSBr, exhibit direction‐dependent optical and ...
Esteban Zamora‐Amo   +14 more
wiley   +1 more source

Dynamic Interactions Between Inverter-Based Resources and Synchronous Generators: A Comparative Study for Cascading Failure Risk

open access: yesIEEE Access
The increasing integration of inverter-based resources (IBRs) alongside traditional synchronous generators (SGs) presents new challenges for maintaining stability and resilience in modern power systems.
M. Alizadeh, Wei Sun
doaj   +1 more source

Transient Synchronous Stability Modeling and Comparative Analysis of Grid-Following and Grid-Forming New Energy Power Sources

open access: yesElectronics
New energy power sources can be categorized into grid-following and grid-forming types based on their synchronization characteristics with the grid. Due to the different basic control operation principles of these two types of new energy power sources ...
Xin Tian   +5 more
semanticscholar   +1 more source

Raman Microscopy at the Organic–Inorganic Interfaces in Human Calcified Aortic Valves Shows the Co‐Existence of Whitlockite Crystals and Carbonated Hydroxyapatite‐Mineralized Collagen Fibrils

open access: yesAdvanced Functional Materials, EarlyView.
This study advances our understanding of aortic valve stenosis by capturing spatially resolved chemical and structural changes at the nanoscale. The findings highlight the potential of combined Raman and electron microscopy for understanding calcification mechanisms across diverse tissue types.
Robin H. M. Van der Meijden   +11 more
wiley   +1 more source

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