Results 171 to 180 of about 890,334 (313)

Scalable Robotic Laser Texturing of Tilted Microanchors for Direction‐Independent Metal–Polymer Joining

open access: yesAdvanced Engineering Materials, Volume 28, Issue 1, January 2026.
A robot‐assisted laser processing method is proposed that enables the formation of surface‐tilted microanchors on metal substrates to improve metal–polymer joining. Using a six‐axis robotic platform, the laser beam's incidence angle, scanning path, and interline pitch can be precisely controlled, allowing the deliberate overlap of heat‐affected zones ...
Jun‐Chan Choi   +3 more
wiley   +1 more source

Beyond Conventional Cooling: Advanced Micro/Nanostructures for Managing Extreme Heat Flux

open access: yesAdvanced Materials, Volume 38, Issue 5, 22 January 2026.
This review examines the design, application, and manufacturing of biomimetic or engineered micro/nanostructures for managing high heat‐flux in multi‐level electronics by enhancing conductive, convective, phase‐changing, and radiative heat transfer mechanisms, highlighting their potential for efficient, targeted thermal management, and future prospects.
Yuankun Zhang   +7 more
wiley   +1 more source

Lithographically Controlled Liquid Metal Diffusion in Graphene: Fabrication and Magnetotransport Signatures of Superconductivity

open access: yesAdvanced Materials, Volume 38, Issue 5, 22 January 2026.
Lithography‐guided intercalation creates a proximitized 2D superconducting Ga layer under graphene Hall bars via liquid‐metal intercalation. The image shows a Hall bar where Ga atoms from the liquid phase enter through patterned intercalation channels beneath quasi‐freestanding bilayer graphene, forming a confined 2D metal that demonstrates ...
Stefan Wundrack   +18 more
wiley   +1 more source

Quantum Phase Transitions in Graphene Coupled to a Twisted WSe2 Moiré Ferroelectricity

open access: yesAdvanced Materials, Volume 38, Issue 5, 22 January 2026.
Moiré ferroelectricity in twisted WSe2 (t‐WSe2) breaks graphene's sublattice symmetry, inducing a room‐temperature metal‐insulator transition. Coupling graphene with ferroelectric domains of t‐WSe2 creates local Dirac points and metallic phases with Fermi‐liquid and non‐Fermi‐liquid behavior.
Budhi Singh   +17 more
wiley   +1 more source

Massless baryons and anomalies in chiral (QCD)2 [PDF]

open access: green, 1982
D. Amati   +2 more
openalex   +1 more source

Exploring Ligand Effects in the Selective Catalytic Dehydrogenative Borylation of Alkynes with Aluminum

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 1, January 2026.
Proper selection of a modified guanidinato ligand allows for the selective catalytic dehydroborylation of terminal alkynes by an air‐stable aluminum complex. A plausible reaction pathway is suggested based on DFT studies, where the auxiliary substituent of the guanidinato ligand actively participates in the activation of the σ CH bond.
Carlos Ginés   +6 more
wiley   +1 more source

Chiral Anomalies and Topology

open access: yes, 2004
When a quantum field theory has a symmetry, global or local like in gauge theories, in the tree or classical approximation formal manipulations lead to believe that the symmetry can also be implemented in the full quantum theory, provided one uses the proper quantization rules.
openaire   +2 more sources

High‐Performance Second‐Harmonic Generation in Hybrid Ge Perovskite Ferroelectrics Enabled by Confinement Engineering

open access: yesAggregate, Volume 7, Issue 1, January 2026.
Uniform dipole alignment enabled by confinement engineering significantly enhances SHG. The 1D (Cy)GeI3 phase exhibits the largest dipole (14.07 D) and strong SHG due to high octahedral distortion (Di = 0.10). Phase engineering yields a stable ferroelectric 2D (Cy)4Ge3I10 phase.
Zhu Guo   +12 more
wiley   +1 more source

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