Results 41 to 50 of about 196 (103)

Active and Reactive Power Sharing Between Dispatchable Distributed Generation Units Within a Microgrid With Multiple Grid Interconnections, Using Enhanced Interconnection Flow Controller

open access: yesInternational Journal of Energy Research, Volume 2025, Issue 1, 2025.
This paper discusses the enhancements made to the basic interconnection flow controller (IFC) design recommended for microgrids for managing active power flow on the interconnection lines between the microgrid and main grid. The enhancements focus on two key features: the frequency response balancing within the active power controller, and integration ...
Syed Muhammad Rizvi   +7 more
wiley   +1 more source

Non-Invasive Use of Imaging and Portable Spectrometers for On-Site Pigment Identification in Contemporary Watercolors from the Arxiu Valencià del Disseny

open access: yesHeritage
Imaging techniques have revolutionized cultural heritage analysis, particularly for objects that cannot be sampled. This study investigated the utilization of spectral imaging for the identification of pigments in artifacts from the Arxiu Valencià del ...
Álvaro Solbes-García   +5 more
doaj   +1 more source

Multi-Analytical Characterization of Illuminated Choirbooks from the Royal Audience of Quito

open access: yesHeritage
Choirbooks are historical heritage manuscripts used for the performance of vocal music in religious ceremonies in colonial times. This study aimed to understand the characteristics of choirbook manuscripts produced in the Real Audiencia de Quito during ...
Martha Romero-Bastidas   +6 more
doaj   +1 more source

Surrogate Endpoints and Hidden Uncertainty in Oncology Accelerated Approval

open access: yesVoices in Bioethics
Photo ID 39534183 © Luchschen | Dreamstime.com Introduction When a cancer drug is described as approved by the Food and Drug Administration (FDA), patients may reasonably assume that approval means the drug has been shown to provide clinically ...
Nathan Grubach
doaj   +1 more source

Roadmap for new practitioners to navigate the multiple myeloma landscape. [PDF]

open access: yesHeliyon, 2022
Tam T   +4 more
europepmc   +1 more source

Non-invasive contactless analysis of an early drawing by Raffaello Sanzio by means of optical methods. [PDF]

open access: yesSci Rep, 2022
Quintero Balbas D   +4 more
europepmc   +1 more source

Revealing time's secrets at the National Theatre of Costa Rica via innovative software for cultural heritage research. [PDF]

open access: yesSci Rep, 2021
Barrantes-Madrigal MD   +11 more
europepmc   +1 more source

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