Results 61 to 70 of about 8,178,562 (344)

Reply to "Comment on Renormalization group picture of the Lifshitz critical behaviors"

open access: yes, 2003
We reply to a recent comment by Diehl and Shpot (cond-mat/0305131) criticizing a new approach to the Lifshitz critical behavior just presented (M. M. Leite Phys. Rev. B 67, 104415(2003)).
H.W. Diehl   +10 more
core   +2 more sources

Multibump solutions and critical groups [PDF]

open access: yesTransactions of the American Mathematical Society, 2009
We consider the Newtonian system − q ¨ + B ( t ) q = W q ( q , t ) -\ddot q+B(t)q = W_q(q,t) with B B , W W periodic in t ...
ARIOLI, GIANNI, A. SZULKIN, W. ZOU
openaire   +4 more sources

Characterizing Parental Concerns About Lasting Impacts of Treatment in Children With B‐Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background B‐acute lymphoblastic leukemia (B‐ALL) is the most common pediatric cancer, and while most children in high‐resource settings are cured, therapy carries risks for long‐term toxicities. Understanding parents’ concerns about these late effects is essential to guide anticipatory support and inform evolving therapeutic approaches ...
Kellee N. Parker   +7 more
wiley   +1 more source

Existence and multiplicity of nontrivial solutions for double resonance semilinear elliptic problems

open access: yesElectronic Journal of Differential Equations, 2002
We consider resonance problems at an arbitrary eigenvalue of the Laplacien. We prove the existence of nontrivial solutions for some semilinear elliptic Dirichlet boundary values problems. We also obtain two nontrivial solutions by using Morse theory.
Abdel R. El Amrouss
doaj  

Two-loop renormalization-group analysis of critical behavior at m-axial Lifshitz points

open access: yes, 2001
We investigate the critical behavior that d-dimensional systems with short-range forces and a n-component order parameter exhibit at Lifshitz points whose wave-vector instability occurs in a m-dimensional isotropic subspace of ${\mathbb R}^d$.
Diehl, H. W., Shpot, M.
core   +3 more sources

CRITICAL PERCOLATION OF FREE PRODUCT OF GROUPS [PDF]

open access: yesInternational Journal of Algebra and Computation, 2008
In this article we study percolation on the Cayley graph of a free product of groups.The critical probability pcof a free product G1* G2* ⋯ * Gnof groups is found as a solution of an equation involving only the expected subcritical cluster size of factor groups G1, G2, …, Gn.
openaire   +3 more sources

Exercise Interventions in Children, Adolescents and Young Adults With Paediatric Bone Tumours—A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Bone tumours present significant challenges for affected patients, as multimodal therapy often leads to prolonged physical limitations. This is particularly critical during childhood and adolescence, as it can negatively impact physiological development and psychosocial resilience.
Jennifer Queisser   +5 more
wiley   +1 more source

Spin-fermion model near the quantum critical point: one-loop renormalization group results

open access: yes, 2000
We consider spin and electronic properties of itinerant electron systems, described by the spin-fermion model, near the antiferromagnetic critical point. We expand in the inverse number of hot spots in the Brillouin zone, N and present the results beyond
Abanov, Ar., Chubukov, Andrey V.
core   +1 more source

Properties of critical groups

open access: yesJournal of Algebra, 1980
Knowledge of properties and of the structure of so-called f-cr i t ical groups for a given class f of groups can often help to get detailed information for the structure of those groups, which belong to f . I f f is a class of groups, we say that a group G is f-cri t ical , if G ¢ f , but H ~ f for all proper subgroups H o f G.
openaire   +1 more source

Post-critically finite self-similar groups

open access: yes, 2003
We describe in terms of automata theory the automatic actions with post-critically finite limit space. We prove that these actions are precisely the actions by bounded automata and that any self-similar action by bounded automata is contracting.
Bondarenko, E., Nekrashevych, V.
openaire   +4 more sources

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