Results 111 to 120 of about 156,184 (217)

Scalar kinetic mixing and the renormalization group

open access: yesPhysics Letters B, 2019
Quantum field theories containing scalar fields with equal quantum numbers allow for a mixed kinetic term in the Lagrangian. It has been argued that this mixing must be taken into consideration when performing renormalization group (RG) analyses of such ...
Johan Bijnens   +2 more
doaj   +1 more source

Encoding Cumulation to Learn Perturbative Nonlinear Oscillatory Dynamics

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
Weak nonlinearities critically shape the long term behavior of oscillatory systems but are difficult to identify from data. A data‐driven framework is introduced to infer governing equations of weakly nonlinear oscillators from sparse and noisy observations.
Teng Ma   +5 more
wiley   +1 more source

Ripples in Two‐Dimensional Transition Metal Sulfides: Formation Mechanism, Optoelectronic Regulation, and Application Prospects

open access: yesBattery Energy, Volume 5, Issue 3, May 2026.
Ripples transform 2D materials by creating tunable strain fields. This enables precise manipulation of electronic and optical properties, driving innovations in next‐generation optoelectronics and quantum devices. ABSTRACT As integrated circuit technology approaches its physical limits in the post‐Moore era, transition metal sulfides, with atomic‐scale
Haitao Yu, Xiao Wu
wiley   +1 more source

A priori bounds for the generalised parabolic Anderson model

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 5, Page 1315-1394, May 2026.
Abstract We show a priori bounds for solutions to (∂t−Δ)u=σ(u)ξ$(\partial _t - \Delta) u = \sigma (u) \xi$ in finite volume in the framework of Hairer's Regularity Structures [Invent Math 198:269–504, 2014]. We assume σ∈Cb2(R)$\sigma \in C_b^2 (\mathbb {R})$ and that ξ$\xi$ is of negative Hölder regularity of order −1−κ$- 1 - \kappa$ where κ<κ¯$\kappa <
Ajay Chandra   +2 more
wiley   +1 more source

Dual‐Molten‐Salt Etching Strategy Enables Built‐in Electric Field in Mo‐MXene/NiFeSe Heterostructure for Superior OER Performance

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 3, May 2026.
A dual‐molten‐salt etching strategy was employed to construct a built‐in electric field in the Mo‐MXene/NiFeSe heterostructure to achieve excellent oxygen evolution reaction. Transition metal selenides have emerged as potential catalysts for the oxygen evolution reaction, yet their practical implementation faces two fundamental challenges: irreversible
Zuliang Zhang   +5 more
wiley   +1 more source

Diminished and Altered Cellular Senescence Response in Delayed Wound Healing of Aging

open access: yesAging Cell, Volume 25, Issue 5, May 2026.
Acute wound healing in young skin is supported by a transient population of senescent fibroblasts with proreparative, ECM‐remodeling functions. Aging disrupts both the induction and functional identity of these cells, contributing to delayed wound closure and impaired tissue repair.
Maria Shvedova   +5 more
wiley   +1 more source

Maximally dissipative and self‐adjoint extensions of K$K$‐invariant operators

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 5, May 2026.
Abstract We introduce the notion of K$K$‐invariant operators, S$S$, in a Hilbert space, with respect to a bounded and boundedly invertible operator K$K$ defined via K∗SK=S$K^*SK=S$. Conditions such that self‐adjoint and maximally dissipative extensions of K$K$‐invariant symmetric operators are also K$K$‐invariant are investigated.
Christoph Fischbacher   +2 more
wiley   +1 more source

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