Results 81 to 90 of about 106,634 (300)

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

Numerical analysis of aerodynamic damping for a centrifugal impeller

open access: yesEngineering Applications of Computational Fluid Mechanics, 2018
In order to realize the numerical analysis of aerodynamic damping for the centrifugal impellers, a numerical code integrating the flow-structure data transfer, grid deformation and flow simulation under the moving grid system is first developed.
Jun Xiao, Yuanyang Zhao, Qichao Yang
doaj   +1 more source

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Review of Bridge Structure Damping Model and Identification Method

open access: yesSustainability
Damping is a fundamental characteristic of bridge structures, reflecting their ability to dissipate energy during vibration. In the design and maintenance of bridges, the damping ratio has a direct impact on the safety and service life of the structure ...
Chunxu Qu   +5 more
semanticscholar   +1 more source

A Geometrically Transient Platform for Bioelectronic Implants

open access: yesAdvanced Materials, EarlyView.
Minimally invasive bioelectronic implants often compromise performance for smaller sizes. To resolve this optimization dilemma, a wireless bioelectronic implant with a transient geometry is introduced (MiFi). The origami‐inspired device miniaturizes up to sixfold for syringe insertion and autonomously unfolds post‐implantation.
Selin Olenik   +13 more
wiley   +1 more source

Field‐Programmed Anisotropy in Magneto‐Piezoelectric Composites for Material‐Encoded Mechanoperception

open access: yesAdvanced Materials, EarlyView.
Field‐programmed anisotropy imparts material‐level intelligence to soft composites. Magnetic torque dynamics drive magneto‐piezoelectric nanowires from random dispersion into deterministic axial alignment. The resulting hierarchical percolation networks confine electromechanical coupling to specific axes and intrinsically decouple superposed force ...
Yubin Kim   +9 more
wiley   +1 more source

Hybrid Amyloid–Boron Nitride Aerogels for Lightweight Sound Insulation

open access: yesAdvanced Materials, EarlyView.
Amyloid fibrils template the mild formation of boron nitride–rich hybrid aerogels with hierarchical porosity, enhanced BN‐like ordering, and fibril‐reinforced mechanics. These ultralight materials combine thermal stability with strong sound absorption and transmission loss, offering a sustainable bio‐assisted route toward lightweight acoustic shields ...
Mohammad Peydayesh   +8 more
wiley   +1 more source

Vibration characteristics of composite reinforced cylindrical shells sandwiched with co-cured damping films

open access: yesJixie qiangdu
In order to study the dynamic behavior of stiffened cylindrical shells with composite material sandwiched by co-cured damping films under the clamped boundary condition, the specimens of stiffened cylindrical shell with composite material sandwiched by ...
ZHOU Yuesong   +5 more
doaj  

Dynamic characteristics of offshore wind power with bucket foundation based on field tests

open access: yesYantu gongcheng xuebao
The offshore wind power structures bear complex environmental loads induced by winds and waves over the life time. Dynamic characteristic is an important basis for the safety assessment of the offshore wind power structures.
CAI Zhengyin, FAN Kaifang, ZHU Xun
doaj   +1 more source

Topology Optimization for Minimizing the Resonant Response of Plates with Constrained Layer Damping Treatment

open access: yesShock and Vibration, 2015
A topology optimization method is proposed to minimize the resonant response of plates with constrained layer damping (CLD) treatment under specified broadband harmonic excitations.
Zhanpeng Fang, Ling Zheng
doaj   +1 more source

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