User profiles for S.I. Cha

Seungil Cha

- Verified email at keri.re.kr - Cited by 5272

Seung-Ick Cha

- Verified email at knu.ac.kr - Cited by 3887

Extraordinary strengthening effect of carbon nanotubes in metal-matrix nanocomposites processed by molecular-level mixing.

SI Cha, KT Kim, SN Arshad, CB Mo… - … (Deerfield Beach, Fla.), 2005 - europepmc.org
Carbon-nanotube-reinforced Cu matrix nanocomposites have been fabricated by molecular-level
mixing of functionalized carbon nanotubes (CNTs) with Cu ions, followed by spark …

Microstructures and tensile behavior of carbon nanotube reinforced Cu matrix nanocomposites

KT Kim, SI Cha, SH Hong, SH Hong - Materials Science and Engineering: A, 2006 - Elsevier
… (1) based on the generalized shear-lag model [20] suggested for misaligned fiber reinforced
composite,(1) σ y , 1 = V f σ m 2 S eff + σ m (2) S eff = S co s 2 θ + 3 π − 4 3 π 1 + 1 S si n 2 θ …

Spark plasma sintering behavior of nanocrystalline WC–10Co cemented carbide powders

SI Cha, SH Hong, BK Kim - Materials Science and Engineering: A, 2003 - Elsevier
Microstructure and mechanical properties of WC–10Co cemented carbides fabricated by
spark plasma sintering (SPS) process were investigated. Nanocrystalline precursor powders …

Synergistic strengthening by load transfer mechanism and grain refinement of CNT/Al–Cu composites

DH Nam, SI Cha, BK Lim, HM Park, DS Han, SH Hong - Carbon, 2012 - Elsevier
CNT/Al–Cu composites were fabricated by mixing of Al powders and CNT/Cu composite
powders which were prepared by molecular level mixing process. The CNT/Al–Cu–Cu …

Strengthening and toughening of carbon nanotube reinforced alumina nanocomposite fabricated by molecular level mixing process

SI Cha, KT Kim, KH Lee, CB Mo, SH Hong - Scripta Materialia, 2005 - Elsevier
A novel process to fabricate carbon nanotube (CNT)/alumina nanocomposites, consisting of
a molecular level mixing process and an in situ spark plasma sintering process, is proposed…

Lymphoid interstitial pneumonia: clinical features, associations and prognosis

SI Cha, MB Fessler, CD Cool… - European …, 2006 - Eur Respiratory Soc
Lymphoid interstitial pneumonia (LIP) is rare and its clinical course incompletely described.
The aim of this study was to examine the clinical features, associations and prognosis of …

Hardness and wear resistance of carbon nanotube reinforced Cu matrix nanocomposites

KT Kim, SI Cha, SH Hong - Materials Science and Engineering: A, 2007 - Elsevier
Carbon nanotube (CNT) reinforced Cu matrix (CNT/Cu) nanocomposites are fabricated by a
novel fabrication process, named as molecular level process, which involves suspending …

Microstructures of binderless tungsten carbides sintered by spark plasma sintering process

SI Cha, SH Hong - Materials Science and Engineering: A, 2003 - Elsevier
… in Si 3 N 4 ceramics [7], [8]. During the liquid phase sintering of α-Si 3 N 4 , some α-Si 3 N
4 reprecipitates into β-Si 3 N 4 with high aspect ratio and fibre-like shaped. This α/β-Si 3 N 4 …

[PDF][PDF] Nanotube composites

KT Kim, SI Cha, T Gemming, J Eckert, SH Hong - small, 2008 - academia.edu
To obtain enhanced mechanical properties of metals by introducing carbon nanotubes (CNTs)
is undoubtedly one of the hot issues in the area of advanced metal matrix nanocomposites…

Fabrication of carbon nanotube reinforced alumina matrix nanocomposite by sol–gel process

CB Mo, SI Cha, KT Kim, KH Lee, SH Hong - Materials Science and …, 2005 - Elsevier
Carbon nanotube reinforced alumina matrix nanocomposite was fabricated by sol–gel
process and followed by spark plasma sintering process. Homogeneous distribution of carbon …