Results 41 to 50 of about 1,080,885 (257)

A Hybrid Low-Dropout Regulator With Load Regulation Correction

open access: yesIEEE Access, 2022
A hybrid low-dropout regulator (LDO) based on proposed load-regulation correction (LRC) is presented in this paper. The proposed hybrid LDO operates at an ultra-low supply of 0.6 V.
Yuet Ho Woo   +4 more
doaj   +1 more source

The Impact of the COVID‐19 Pandemic on Childhood Cancer Survival: A Population‐Based Assessment of Survival Patterns Between 2015 and 2023 in Germany

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Numerous international studies have reported declines in new cancer diagnoses, delayed diagnoses and disruptions in cancer treatment following the implementation of COVID‐19 pandemic public health measures, raising concerns that these effects may ultimately contribute to increased cancer mortality.
Friederike Erdmann   +8 more
wiley   +1 more source

Design and implementation of an AC voltage regulator based on series power semiconductor array [PDF]

open access: yes, 2014
This thesis describes the use of an array of power semiconductors (series transistor array) and a buck-boost transformer in the design and implementation of a single phase AC voltage regulator.
Vandy, Francis
core  

Analysis and Simulation of the Effect of Combining Load Frequency Control and Automatic Voltage Regulation in Hydrothermal Power System [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage
In modern power systems, load dynamics are always dynamic and constantly changing. To maintain the balance between generation and consumption demand during load fluctuations, power systems must operate intelligently and flexibly.
Majid Moazzami   +5 more
doaj   +1 more source

Voltage Profiles Improvement in a Power Network with PV Energy Sources—Results of a Voltage Regulator Implementation

open access: yesEnergies, 2022
The constant increase in the number of photovoltaic (PV) energy sources in distribution networks is the cause of serious voltage problems. The networks built at least a dozen years ago are not provided for the installation of a large number of micro ...
Agata Szultka   +7 more
doaj   +1 more source

Classical Complement Pathway Inhibition in a Pediatric Patient With Refractory Immune Thrombocytopenia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric refractory immune thrombocytopenia (rITP) is generally characterized by persistent thrombocytopenia and failure to achieve a sustained response to multiple standard therapies. We report a 4‐year‐old female with congenital tufting enteropathy, post‐intestinal transplant patient on immunosuppressants, who developed severe rITP ...
Sarah Hsieh   +4 more
wiley   +1 more source

Abatacept for Prophylaxis of Acute and Chronic Graft‐Versus‐Host‐Disease in Children Undergoing Allogeneic Hematopoietic Stem Cell Transplantation—A Systematic Review and Meta‐Analysis of Cohort Studies

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Graft‐versus‐host disease (GvHD) remains one of the most significant complications of hematopoietic stem cell transplantation (HSCT). Abatacept, a selective T‐cell costimulation modulator, is a relatively novel prophylactic agent, though pediatric data remain limited.
Matthijs D. Kruizinga   +3 more
wiley   +1 more source

Modelling of a P-MOS low drop-out voltage regulator with fast transient response and its feasibility in low cost technology [PDF]

open access: yes, 2010
I regolatori di tensione lineari sono dei componenti molto utili in campo elettronico. Questi componenti garantiscono una tensione costante in uscita a fronte di una tensione variabile in ingresso.
Bisson, Giovanni
core  

High-Performance Charge Pump Regulator with Integrated CMOS Voltage Sensing Control Circuit

open access: yesEnergies, 2023
This paper introduces a design for a charge pump DC-DC boost regulator with an integrated low-voltage control circuit. With a charge pump and feedback circuits implemented in 0.35 µm CMOS technology, the proposed DC-DC boost regulator offers an efficient
Chan-Soo Lee   +5 more
doaj   +1 more source

Impact of Initial Treatment Setting on Survival in Relapsed Pediatric and AYA Bone Sarcomas: A Secondary Analysis of a Prospective Clinical Trial

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Outcomes in relapsed or refractory pediatric and AYA bone sarcomas remain poor, and the impact of early referral to specialized sarcoma centers on survival is unclear. Early centralization of care may improve local and systemic treatment quality, but evidence in this population is limited.
Justyna Antoniuk‐Majchrzak   +9 more
wiley   +1 more source

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