Results 151 to 160 of about 719 (293)

Metal (n+1)p‐nd Orbital Hybridization and Excited‐State Metal–Ligand π‐Interactions Enable d10 Carbene‐Metal‐Amide TADF OLEDs with High Efficiency and Long Operational Lifetime

open access: yesAdvanced Science, EarlyView.
We elucidate the key roles of metal p‐d orbital hybridization, excited‐state metal–ligand π‐interactions, and structural rotation in TADF of d10 CMA complexes. Introducing electron‐withdrawing or π‐extended ligand substituents weakens excited‐state metal‐ligand π‐interactions and improves kTADF, but may compromise emitter stability in device operation.
Shuo Xu   +5 more
wiley   +1 more source

Experimental investigation on the role of flexbars and metallic end seals in squeeze film dampers (of gas turbine engines)

open access: yes, 1983
A performance evaluation is undertaken for squeeze film dampers by means of a novel test program which highlights the effect of several related parameters on damper performance.
Kaushal, SC, Lakshmikantan, K, Kumar, VA
core  

Grain Boundary‐Driven Lattice Dynamics in a Solid‐State Li‐Ion Conductor

open access: yesAdvanced Science, EarlyView.
Grain boundaries in Li3OCl${\rm Li}_3{\rm OCl}$ are shown to significantly alter its lattice dynamics and induce Li‐ion vibrational hardening and anion softening. These changes hinder ion transport while promoting electronic conductivity and instability.
Jack M. Hemingway   +3 more
wiley   +1 more source

Ultrabroadband and Highly Sensitive Short‐Wave Infrared Molecular Fingerprinting via Acoustic MXene Plasmons

open access: yesAdvanced Science, EarlyView.
Acoustic plasmons in Ti3C2Tx MXene strongly compress infrared electromagnetic fields and enhance light–matter interactions at the nanoscale. This platform couples broadband plasmon excitations with molecular vibrations, enabling simultaneous sensing of high‐ and low‐frequency vibrational modes in ultrathin PMMA and graphene oxide films, and extending ...
Changhoon Park   +7 more
wiley   +1 more source

Studi Perbandingan Respon Bangunan dengan Sistem Rangka Pemikul Momen dan dengan Bangunan yang Menggunakan Sistem Rangka Berpengaku Konsentrik Serta dengan Bangunan yang Menggunakan Metalic Yielding Damper Akibat Beban Gempa

open access: yes, 2011
Dengan kondisi daerah indonesia yang terletak di daerah rawan gempa, maka perlu direncanakan struktur bangunan tahan gempa. Metode perencanaan struktur tahan gempa dibagi menjadi dua, yaitu perencanaan konvensional yang berdasarkan konsep bagaimana ...
Sitohang, Daniel TRT
core  

Computational Design of High-Performance U-Shaped Seismic Dampers Using Statistical Optimization. [PDF]

open access: yesMaterials (Basel)
Ríos I   +8 more
europepmc   +1 more source

Dumbbell‐Structured Plasmonic‐Enhanced Optical Nanoprobes Boosting Photo‐Magnetic‐Acoustic Multimodal Imaging‐Guided Photodynamic‐Photothermal Synergistic Treatment and Immunogenic Death in Nasopharyngeal Carcinoma

open access: yesAdvanced Science, EarlyView.
This study reports a novel rationally‐designed optical nanoprobe based on dumbbell‐shaped mesoporous silica‐coated gold nanorods, loaded with rare‐earth oxides, photosensitizers, and tumor‐targeted peptides, enabling plasmonic‐enhanced multimodal imaging and PTT‐PDT synergy.
Baikang Zhuang   +12 more
wiley   +1 more source

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