Results 31 to 40 of about 206,767 (279)

Loop-Nodal and Point-Nodal Semimetals in Three-Dimensional Honeycomb Lattices [PDF]

open access: yesPhysical Review Letters, 2016
Honeycomb structure has a natural extension to the three dimensions. Simple examples are hyperhoneycomb and stripy-honeycomb lattices, which are realized in $ $-Li$_{2}$IrO$_{3}$ and $ $-Li$_{2}$IrO$_{3}$, respectively. We propose a wide class of three-dimensional (3D) honeycomb lattices which are loop-nodal semimetals.
openaire   +3 more sources

Winding numbers of nodal points in Fe-based superconductors

open access: yes, 2017
We analyze the nodal points in multi-orbital Fe-based superconductors from a topological perspective. We consider the $s^{+-}$ gap structure with accidental nodes, and the $d$-wave gap with nodes along the symmetry directions.
Chichinadze, Dmitry V.   +1 more
core   +1 more source

Time-referenced effects of an internal vs. external focus of attention on muscular activity and compensatory variability

open access: yesFrontiers in Psychology, 2010
The paralysis-by-analysis phenomenon, i.e., attending to the execution of one’s movement impairs performance, has gathered a lot of attention over recent years (see Wulf, 2007, for a review).
Ernst-Joachim eHossner   +1 more
doaj   +1 more source

Performative Control and Rhetoric in Aotearoa New Zealand’s Response to COVID-19

open access: yesFrontiers in Political Science, 2021
This article analyses how specific nodal points of performative control developed and consequently structured the discourse on Aotearoa New Zealand’s response to the COVID-19 pandemic.
Claire Gilray
doaj   +1 more source

Nodal points and the transition from ordered to chaotic Bohmian trajectories

open access: yes, 2007
We explore the transition from order to chaos for the Bohmian trajectories of a simple quantum system corresponding to the superposition of three stationary states in a 2D harmonic well with incommensurable frequencies. We study in particular the role of
Beenakker C W   +16 more
core   +1 more source

LINC01116, a hypoxia‐lncRNA marker of pathological lymphangiogenesis and poor prognosis in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
The LINC01116 long noncoding RNA is induced by hypoxia and associated with poor prognosis and high recurrence rates in two cohorts of lung adenocarcinoma patients. Here, we demonstrate that besides its expression in cancer cells, LINC01116 is markedly expressed in lymphatic endothelial cells of the tumor stroma in which it participates in hypoxia ...
Marine Gautier‐Isola   +12 more
wiley   +1 more source

Mathematical Model of Drilling Mud Movement along a Shale Shaker Screen

open access: yesAdvanced Engineering Research
Introduction. When drilling oil or gas wells, rock from the bottomhole is brought to the surface by drilling mud, which is cleaned of sludge by shale shakers at the first stage.
I. Yu. Kichkar
doaj   +1 more source

Solution of the inverse problem for Bessel operator on an interval [1,a] $[ 1,a ]$

open access: yesJournal of Inequalities and Applications, 2018
In this note, we solve the inverse nodal problem for Bessel-type p-Laplacian problem −(y′(p−1))′=(p−1)(λ−ω(x))y(p−1),1≤x≤a,y(1)=y(a)=0, $$\begin{aligned}& - \bigl( y^{{\prime} (p-1)} \bigr) ^{\prime} = ( p-1 ) \bigl( \lambda- \omega(x) \bigr) y^{(p-1 ...
Mesut Coskun   +2 more
doaj   +1 more source

Intrinsic in-plane nodal chain and generalized quaternion charge protected nodal link in photonics

open access: yesLight: Science & Applications, 2021
Nodal lines are degeneracies formed by crossing bands in three-dimensional momentum space. Interestingly, these degenerate lines can chain together via touching points and manifest as nodal chains.
Dongyang Wang   +9 more
doaj   +1 more source

Numerical Solutions of Inverse Nodal Problems for a Boundary Value Problem

open access: yesMathematics, 2022
In this paper, we study inverse nodal problems for a boundary value problem. A uniqueness result for the potential function and a reconstruction method are obtained.
Yong Tang   +3 more
doaj   +1 more source

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