Strengthening materials by engineering coherent internal boundaries at the nanoscale

K Lu, L Lu, S Suresh - science, 2009 - science.org
Strengthening materials traditionally involves the controlled creation of internal defects and
boundaries so as to obstruct dislocation motion. Such strategies invariably compromise …

Research progress of electroplated nanotwinned copper in microelectronic packaging

KX Chen, LY Gao, Z Li, R Sun, ZQ Liu - Materials, 2023 - mdpi.com
Copper is the most common interconnecting material in the field of microelectronic
packaging, which is widely used in advanced electronic packaging technologies. However …

Defective twin boundaries in nanotwinned metals

YM Wang, F Sansoz, T LaGrange, RT Ott, J Marian… - Nature materials, 2013 - nature.com
Coherent twin boundaries (CTBs) are widely described, both theoretically and
experimentally, as perfect interfaces that play a significant role in a variety of materials …

Sputter‐deposited high entropy alloy thin film electrocatalyst for enhanced oxygen evolution reaction performance

SY Li, TX Nguyen, YH Su, CC Lin, YJ Huang, YH Shen… - Small, 2022 - Wiley Online Library
Thin film catalysts, giving a different morphology, provide a significant advantage over
catalyst particles for the gas evolution reaction. Taking the advantages of sputter deposition …

Epitaxial nanotwinned Cu films with high strength and high conductivity

O Anderoglu, A Misra, H Wang, F Ronning… - Applied Physics …, 2008 - pubs.aip.org
We report on the synthesis of epitaxial (single-crystal-like), nanotwinned Cu films via
magnetron sputtering. Increasing the deposition rate from 1 to 4 nm/s decreased the …

Effect of deposition temperature on mechanical properties of nanotwinned Cu fabricated by rotary electroplating

HY Cheng, DP Tran, KN Tu, C Chen - Materials Science and Engineering: A, 2021 - Elsevier
A rotary electroplating system was used to fabricate high-strength nanotwinned copper (nt-
Cu) foils with slanted columnar grain structures, which may serve as the anode current …

Nanotwinned fcc metals: Strengthening versus softening mechanisms

A Stukowski, K Albe, D Farkas - Physical Review B—Condensed Matter and …, 2010 - APS
The strengthening effect of twins in nanocrystalline metals has been reported both in
experiment and simulation. While twins are mostly considered as effective barriers to …

Detwinning, damage and crack initiation during cyclic loading of Cu samples containing aligned nanotwins

CJ Shute, BD Myers, S Xie, SY Li, TW Barbee Jr… - Acta Materialia, 2011 - Elsevier
High-purity Cu samples containing parallel columns of highly aligned nanotwins separated
by coherent Σ3 twin boundaries (TBs) with median spacing of about 35 nm were subjected …

Mechanical deformation of high-purity sputter-deposited nano-twinned copper

AM Hodge, YM Wang, TW Barbee Jr - Scripta materialia, 2008 - Elsevier
Near classical yield points were reproducibly observed at room and liquid nitrogen
temperatures during tensile deformation of 170μm thick, high-purity copper foils synthesized …

Synthesis and microstructure of electrodeposited and sputtered nanotwinned face-centered-cubic metals

DC Bufford, YM Wang, Y Liu, L Lu - MRS Bulletin, 2016 - cambridge.org
The remarkable properties of nanotwinned (NT) face-centered-cubic (fcc) metals arise
directly from twin boundaries, the structures of which can be initially determined by growth …