Results 31 to 40 of about 23,791 (265)

THREE POSITIVE SOLUTIONS FOR A CLASS OF ELLIPTIC SYSTEMS IN ANNULAR DOMAINS [PDF]

open access: yesProceedings of the Edinburgh Mathematical Society, 2005
AbstractIn this paper we study the existence and multiplicity of positive radial solutions for a class of semilinear elliptic systems in bounded annular domains with non-homogeneous boundary conditions by the use of a fixed-point theorem of cone expansion/compression type.
do Ó, João Marcos   +2 more
openaire   +1 more source

Critical growth elliptic problems involving Hardy-Littlewood-Sobolev critical exponent in non-contractible domains

open access: yesAdvances in Nonlinear Analysis, 2019
The paper is concerned with the existence and multiplicity of positive solutions of the nonhomogeneous Choquard equation over an annular type bounded domain.
Goel Divya, Sreenadh Konijeti
doaj   +1 more source

Theoretical investigation on the impact of an oscillating time-dependent pressure gradient on Dean flow in a porous annulus

open access: yesPropulsion and Power Research, 2021
In this article, a theoretical analysis on flow in a curvilinear horizontal coaxial cylinder with permeable walls has been proposed. Specifically, the transient impact of an oscillating pressure gradient has been taken into account.
Basant K. Jha, Dauda Gambo
doaj   +1 more source

"Annular" ferroelectric domains in hexagonal manganites

open access: yes, 2012
Structural features of ferroic domains are fundamentally important for the understanding of microstructure and physical properties of ferroic materials, and they are also of technological significance for information storage and electronic switches. There are three well-known forms of ferroic orders in correlation with the spontaneous magnetization ...
Li, J. Q.   +7 more
openaire   +2 more sources

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

Luminescence properties related anti-phase domain of alpha-Ga2O3

open access: yesAPL Materials, 2023
This work investigates the relationship between atomic arrangement and luminescence properties in a high-quality alpha-Ga2O3 thin film grown on an Al2O3 single-crystal membrane.
Yong-Hee Lee   +9 more
doaj   +1 more source

The Method of Fundamental Solutions for the 3D Laplace Inverse Geometric Problem on an Annular Domain

open access: yesFractal and Fractional, 2022
In this paper, we are interested in an inverse geometric problem for the three-dimensional Laplace equation to recover an inner boundary of an annular domain. This work is based on the method of fundamental solutions (MFS) by imposing the boundary Cauchy
Mojtaba Sajjadmanesh   +3 more
doaj   +1 more source

Chemotherapy for Spinal Cord Intramedullary Pediatric Low‐Grade Glioma—A Systematic Literature Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric intramedullary low‐grade gliomas (PIMLGGs) are rare neoplasms that present unique clinical and management challenges. Although surgery remains the primary tool for tissue diagnosis and decompression, complete gross‐total resection is frequently unfeasible due to the infiltrative nature of these lesions.
Olga M. Sergeenko   +5 more
wiley   +1 more source

Exercise Capacity, Physical Activity, Fatigue, and Neurocognitive Function in Adult Survivors of Childhood Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adult survivors of childhood acute lymphoblastic leukemia (ALL) are at risk of reduced exercise capacity, decreased physical activity levels, persistent fatigue, and neurocognitive deficits. The aim was to investigate exercise capacity and physical activity levels of adult survivors of childhood ALL and their associations with ...
Laura Jess   +5 more
wiley   +1 more source

Free Vibration Characteristics of Moderately Thick Spherical Shell with General Boundary Conditions Based on Ritz Method

open access: yesShock and Vibration, 2020
In this paper, the Ritz method is adopted to investigate the vibration characteristics of isotropic moderately thick annular spherical shell with general boundary conditions. The energy expressions of the annular spherical shell were established based on
Bing Hu   +5 more
doaj   +1 more source

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