Results 81 to 90 of about 313,820 (353)

Nodal-link semimetals [PDF]

open access: yes, 2017
In topological semimetals, the valance band and conduction band meet at zero-dimensional nodal points or one-dimensional nodal rings, which are protected by band topology and symmetries. In this Rapid Communication, we introduce ``nodal-link semimetals'',
Zhongbo Yan   +5 more
semanticscholar   +1 more source

Poly(1,4‐anthraquinone) as an Organic Electrode Material: Interplay of the Electronic and Structural Properties due to the Unusual Lone‐Pair‐π Conjugation

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
In this study, the unique role of the unusual lone‐pair‐π conjugation mechanism in poly(1,4‐anthraquinone) (P14AQ) is explored as an organic electrode material. Unlike traditional π‐π interactions, P14AQ's conjugation involves lone pairs of oxygen atoms interacting with the π cloud of adjacent units, enabling stable charge transport even with minimal π‐
Xiaotong Zhang, Piotr de Silva
wiley   +1 more source

ON THE MYTH OF PARENTAL ALIENATION SYNDROME (PAS) AND THE DSM-5 [PDF]

open access: yesPapeles del Psicólogo, 2017
This paper discusses the controversy over the existence of Parental Alienation Syndrome (PAS) or any other name it may be given. The negative judgements regarding PAS are diverse in nature: from criticism about the personality of the term’s creator, to
Ramón Vilalta, Maxime Winberg Nodal
doaj   +1 more source

Symmetry demanded topological nodal-line materials [PDF]

open access: yes, 2017
The realization of Dirac and Weyl physics in solids has made topological materials one of the main focuses of condensed matter physics. Recently, the topic of topological nodal line semimetals, materials in which Dirac or Weyl-like crossings along ...
Shuo Yang   +5 more
semanticscholar   +1 more source

Non-Hermitian nodal-line semimetals with an anomalous bulk-boundary correspondence [PDF]

open access: yesPhysical review B, 2018
Recently, topological quantum states of non-Hermitian systems, exhibiting rich new exotic states, have attracted great attention in condensed-matter physics.
Huaiqiang Wang   +2 more
semanticscholar   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

SIU-ICUD: Management of Lymph Node–Positive Prostate Cancer

open access: yesSociété Internationale d’Urologie Journal
Background/Objectives: The management of localized prostate cancer with regional lymph node involvement (N1M0) presents significant clinical challenges.
Haitham Shaheen   +2 more
doaj   +1 more source

Progress on topological nodal line and nodal surface

open access: yesActa Physica Sinica, 2019
Electronic band crossing can not only form zero-dimensional nodal points, but also one dimensional nodal lines and two dimensional nodal surfaces. These topological band features have been attracting significant research interest, as they may lead to many special physical properties.
Wang Shan-Shan   +2 more
openaire   +2 more sources

Single Pair of Weyl Points Evolve From Spin Group‐Protected Nodal Line in Half‐Metallic Ferromagnet V3S4

open access: yesAdvanced Functional Materials, EarlyView.
A spin group (SG)‐based mechanism is proposed to realize a single pair of Weyl points. PT‐symmetric nodal lines (NLs) persist under T‐breaking, protected by the combination of SG and P symmetry. When considering spin‐orbit coupling, the SG‐protected NL will split into Weyl points, which will also induce anomalous transport phenomena arising from ...
Shifeng Qian   +6 more
wiley   +1 more source

Nodal signalling and apoptosis [PDF]

open access: yesReproduction, 2007
Nodal, a member of the transforming growth factor β family, was first cloned from a 7.5 day post-coitum mouse embryo cDNA library. Nodal exerts its biological effects by signalling through its types I and II serine/threonine kinase receptor complex and intracellular Smad proteins.
Benjamin K. Tsang, Hongmei Wang
openaire   +3 more sources

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