Results 41 to 50 of about 11,136,150 (300)

Influence of plasma arc welding heat treatment on microstructure and magnetic properties of 1J85 permalloy welded joints

open access: yesCailiao gongcheng
This study addresses the issue of magnetic property degradation during the welding of 1J85 permalloy. Comparative experiments are conducted on 1.5 mm thick annular 1J85 permalloy using two processes: plasma arc welding (PAW) and plasma arc heat treatment
SUN Jian   +5 more
doaj   +1 more source

Low Voltage High Performance CMOS Current Mode Four-Quadrant Analog Multiplier Circuit [PDF]

open access: yesRadioengineering, 2022
This paper describes a new CMOS current mode four-quadrant analog multiplier circuit. The proposed design is based on a high performance squarer cell, whose main core is realized by the up–down topology trans-linear loop using flipped voltage followers ...
T. Ettaghzouti   +3 more
doaj  

A Stereo-Vision-Based Spatial-Positioning and Postural-Estimation Method for Miniature Circuit Breaker Components

open access: yesApplied Sciences, 2023
This paper proposes a stereo-vision-based method that detects and registers the positions and postures of muti-type, randomly placed miniature circuit breaker (MCB) components within scene point clouds acquired by a 3D stereo camera.
Ziran Wu   +4 more
doaj   +1 more source

Impact of Radiation Therapy on Physical and Psychosocial Health of Adolescents and Young Adults: A Joint Report From the Children's Oncology Group AYA and Radiation Oncology Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Rates of cancer among adolescents and young adults (AYA), age 15–39 years, are increasing. Consequently, radiation oncologists are treating more AYAs who have diagnoses spanning both pediatric and adult practices. Compared to pediatric and older adult patients, AYAs face a unique set of challenges.
Hesham Elhalawani   +7 more
wiley   +1 more source

Thermal Characterization of SiC Modules for Variable Frequency Drives

open access: yesIEEE Open Journal of Power Electronics, 2021
Silicon carbide (SiC) devices can exhibit simultaneously high electro-thermal conductivity and extremely fast switching. To perform optimal designs showing the benefits of SiC in achieving efficiency, size, weight, and cost objectives for electric ...
Marzieh Karami   +3 more
doaj   +1 more source

Social Functioning Within the First Years After Pediatric Brain Tumor Diagnosis and the Relationship With Family Psychosocial Risk

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survivors of pediatric brain tumors (PBTs) can experience long‐term social difficulties, impacting quality of life. Beyond medical and environmental factors, family psychosocial risk may play a role in social outcomes by shaping the caregiving environment and may provide intervention options.
Renske H. Houben   +4 more
wiley   +1 more source

Low-voltage superjunction technology

open access: yesIET Circuits, Devices & Systems, 2007
: The scalability of superjunction and superfield power MOSFET technologies to break-down voltage lower than 250 V is investigated. The influence of device geometry and process architecture on the switching figures-of-merit of these relatively new classes of power switches with a breakdown voltage rating of 80 V is presented. The current flow and field
Deva N. Pattanayak   +2 more
openaire   +2 more sources

A Standard-Cell-Based CMFB for Fully Synthesizable OTAs

open access: yesJournal of Low Power Electronics and Applications, 2022
In this paper, we propose a fully standard-cell-based common-mode feedback (CMFB) loop with an explicit voltage reference to improve the CMRR of pseudo-differential standard-cell-based amplifiers and to stabilize the dc output voltage.
Francesco Centurelli   +2 more
doaj   +1 more source

Retrospective Analysis of Donor Lymphocyte Infusions in Pediatric Patients With Mixed Chimerism After Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Allogeneic hematopoietic stem cell transplantation (alloHSCT) is an essential therapy for several malignant and nonmalignant diseases, but relapse and graft loss remain the principal threats to its success. Routine monitoring of chimerism and minimal residual disease (MRD) enables early detection of imminent recurrence and guides ...
Carmen Junk   +10 more
wiley   +1 more source

Pediatric Idiopathic Multicentric Castleman Disease Is Often Severe But Responsive to Siltuximab

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Idiopathic multicentric Castleman disease (iMCD) is a potentially fatal immunologic disorder marked by widespread lymphadenopathy and inflammation. Siltuximab, an interleukin‐6 (IL‐6) inhibitor, is the only FDA‐approved treatment for adult patients with iMCD.
Bridget Austin   +17 more
wiley   +1 more source

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