Results 31 to 40 of about 37,913 (175)

Two‐Dimensional Triferroics: From Fundamental Couplings to Multifunctional Applications

open access: yesAdvanced Science, EarlyView.
This graphic summarizes the three main types of currently reported 2D triferroic couplings. From the structural perspective, existing systems can be broadly classified into two categories, which exhibit distinct symmetry features and coupling behaviors. Beyond the lattice difference, a third type involves the interplay among ferroelectricity, magnetism,
Yang Li, Jialin Gong, Zhiqing Li
wiley   +1 more source

Evaluation of the glide path preparation efficiency of three different nickel titanium systems in maxillary first molars: AN EX vivo study

open access: yes, 2023
Çalışmamızın amacı periodontal nedenlerle çekilmiş üst çene birinci büyük azı dişlerinde rehber yol oluşturan üç farklı nikel-titanyum döner sistemin etkinliğinin merkezde kalma oranı açısından bilgisayarlı mikro tomografi ile değerlendirilmesi ...
Sandal, Oğuz
core  

Symmetry‐Driven Unconventional Magnetoelectric Coupling in Perovskite Altermagnets: From Bulk to the Two‐Dimensional Limit

open access: yesAdvanced Science, EarlyView.
The symmetry‐driven coexistence of altermagnetism and (anti)ferroelectricity in perovskites shows a strong dimensional dependence. Upon reducing the system from bulk to the two‐dimensional limit, only C‐type antiferromagnetic order retains ferroelectrically switchable altermagnetism, whereas A‐ and G‐type orders become conventional antiferromagnets ...
Zhou Cui   +6 more
wiley   +1 more source

VDW Data Sources: CHI Institute for Research and Innovation

open access: yes, 2016
Background/Aims: The Virtual Data Warehouse (VDW) was created as a mechanism for producing comparable data across sites for purposes of proposing and conducting research. It is “virtual” in the sense that the data remain at the local sites rather than at
Penne Perry   +7 more
core   +1 more source

Superatom Distortion Induces Triferroicity and Spin Splitting in Two‐Dimensional Antiferromagnets

open access: yesAdvanced Science, EarlyView.
The incorporation of superatoms into a 2D square lattice induces symmetry breaking, thereby enabling concurrent coupling among magnetism, ferroelectricity, and ferroelasticity. This strategy achieves triferroic behavior—characterized by spin‐split antiferromagnetic ground states—and offers a viable pathway toward energy‐efficient spintronic devices ...
Zhen Gao   +6 more
wiley   +1 more source

Interlayer‐Sliding‐Enabled Multiferroicity and Giant Switchable Anomalous Hall Conductivity in RuO2Zn2F2 Bilayer

open access: yesAdvanced Science, EarlyView.
Interlayer sliding in the RuO2Zn2F2 bilayer induces ferroelectricity and enables reversible valley polarization switching. The electric dipole and valley‐resolved band edges are intimately coupled, revealing sliding ferroelectricity as a powerful mechanism for electrical control of valley degrees of freedom in 2D materials.
Djamel Bezzerga   +3 more
wiley   +1 more source

Benchmarking vdW‐DF first‐principles predictions against Coupled Electron–Ion Monte Carlo for high‐pressure liquid hydrogen

open access: yes, 2019
We report first-principles results for the nuclear structure and optical responses of high-pressure liquid hydrogen along two isotherms in the region of molecular dissociation.
Gorelov, Vitaly   +5 more
core   +1 more source

Multiferroic‐Centric Materials and Systems Engineering for Battery Applications: An Insight Into Mechanisms, Strategies, and Characterizations

open access: yesAdvanced Science, EarlyView.
Multiferroic order parameters – polarization, magnetization, and ferroelastic strain – are positioned as dynamic design variables for batteries. Their mechanistic roles, practical tuning through fabrication and external fields, and ferroic‐resolved characterization routes are unified into a closed‐loop framework, revealing how coupled ferroic responses
Jiaqi Su   +13 more
wiley   +1 more source

Eficácia dos sistemas Reciproc e Rotate no retratamento endodôntico de caninos: estudo por micro-CT [PDF]

open access: yes
The present study aimed to evaluate the removal of gutta-percha using different endodontic instruments (Reciproc file and VDW Rotate Retreatment file) through micro-computed tomography (micro-CT).
Quintão, Maria Fernanda Sobreira
core  

Pioniere der Endodontie: Vereinigte Dental Werke (VDW)

open access: yes
Die moderne Endodontie wäre undenkbar ohne regelmäßige externe Unterstützung und regelmäßigen externen Input, sei es aus anderen medizinischen Fachdisziplinen oder auch durch die Industrie.
Hülsmann, Michael; https://orcid.org/
core   +1 more source

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