Results 161 to 170 of about 1,067,815 (281)

Ferroelectricity from Spontaneous Symmetry Breaking in Amorphous BN-Based Thin Films Grown via Atomic Layer Annealing. [PDF]

open access: yesCryst Growth Des
Bhattarai B   +9 more
europepmc   +1 more source

Stick-slip dynamics of cell adhesion triggers spontaneous symmetry breaking and directional migration of mesenchymal cells on one-dimensional lines. [PDF]

open access: yesSci Adv, 2020
Hennig K   +10 more
europepmc   +1 more source

Emergent 3D Fermiology and Magnetism in an Intercalated Van der Waals System

open access: yesAdvanced Science, EarlyView.
An emergent three‐dimensional electronic state is uncovered in an intercalated van der Waals system. A spin‐polarized intercalant‐host hybridized band crossing the Fermi level provides an itinerant channel for interlayer exchange, highlighting how electronic dispersion governs magnetic dimensionality.
Luigi Camerano   +18 more
wiley   +1 more source

Coordination‐Tuned Iridium Single‐Atom Nanozymes Boost Multienzyme Activity for Colorimetric Sensing

open access: yesAdvanced Science, EarlyView.
Breaking the coordination symmetry of Ir single‐atom sites through asymmetric Ir–N3S1 engineering tailors interfacial electron transfer, oxygen activation, and multienzyme‐like catalytic pathways. Operando spectroscopy and theoretical modeling uncover the atomic‐level origin of activity enhancement, providing a strategy for designing multifunctional ...
Tao Li   +10 more
wiley   +1 more source

Emergent Spinning and Orbital Motion in Clustered Wind‐Assisted Flyers

open access: yesAdvanced Science, EarlyView.
Inspired by natural snowflake geometries, paper‐cut flyers exhibit geometry‐defined spinning and orbital motions during cluster formation in a wind tunnel. Collective flights of multiple paperflakes reveal dynamic clustering, fragmentation, and continuously evolving spin behaviors.
Bingnan Zhou   +7 more
wiley   +1 more source

Attosecond spectroscopy reveals spontaneous symmetry breaking in molecular photoionization. [PDF]

open access: yesSci Adv
Li M   +16 more
europepmc   +1 more source

Patterns of Spontaneous Chiral Symmetry Breaking

open access: yes, 2001
It has been conjectured that spontaneous chiral symmetry breaking in strongly coupled vectorlike gauge theories falls into only three different classes, depending on the gauge group and the representations carried by the fermions.

core  

Relaxor Ferroelectricity Enables Enhanced Thermoelectric Performance in In2Se3‐Alloyed GeTe

open access: yesAdvanced Science, EarlyView.
A non‐equimolar In3+/Se2− alloying strategy creates Ge vacancies in GeTe, inducing relaxor ferroelectricity that broadens the low thermal conductivity window. Simultaneously, cubic phase stabilization broadens optimal electrical transport, achieving an average zT > 1.0 over 330–625 K.
Yuting Zhang   +5 more
wiley   +1 more source

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