User profiles for Ma Chen
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[PDF][PDF] The informal economy: Definitions, theories and policies
MA Chen - 2012 - academia.edu
… This perspective was reinforced by the successful rebuilding of Europe and Japan after
World War II and the expansion of mass production in Europe and North America during the …
World War II and the expansion of mass production in Europe and North America during the …
Synergetic effects of graphene platelets and carbon nanotubes on the mechanical and thermal properties of epoxy composites
…, WN Lin, YL Huang, HW Tien, JY Wang, CCM Ma… - Carbon, 2011 - Elsevier
A remarkable synergetic effect between the multi-graphene platelets (MGPs) and multi-walled
carbon nanotubes (MWCNTs) in improving the mechanical properties and thermal …
carbon nanotubes (MWCNTs) in improving the mechanical properties and thermal …
Accuracy of invasive and noninvasive tests to diagnose Helicobacter pylori infection
AF Cutler, S Havstad, CK Ma, MJ Blaser… - Gastroenterology, 1995 - Elsevier
Background & Aims: Multiple tests are available for determining Helicobacter pylori infection.
Our aim was to compare the sensitivity, specificity, and negative and positive predictive …
Our aim was to compare the sensitivity, specificity, and negative and positive predictive …
A survey on large language model based autonomous agents
Autonomous agents have long been a research focus in academic and industry communities.
Previous research often focuses on training agents with limited knowledge within isolated …
Previous research often focuses on training agents with limited knowledge within isolated …
Cognitive frailty, a novel target for the prevention of elderly dependency
Q Ruan, Z Yu, M Chen, Z Bao, J Li, W He - Ageing research reviews, 2015 - Elsevier
Frailty is a complex and heterogeneous clinical syndrome. Cognitive frailty has been considered
as a subtype of frailty. In this study, we refine the definition of cognitive frailty based on …
as a subtype of frailty. In this study, we refine the definition of cognitive frailty based on …
Thermal conductivity and structure of non-covalent functionalized graphene/epoxy composites
CC Teng, CCM Ma, CH Lu, SY Yang, SH Lee… - Carbon, 2011 - Elsevier
Non-covalent functionalization was used to functionalize graphene nanosheets (GNSs)
through π–π stacking of pyrene molecules with a functional segmented polymer chain, which …
through π–π stacking of pyrene molecules with a functional segmented polymer chain, which …
How valuable is FinTech innovation?
We provide large-scale evidence on the occurrence and value of FinTech innovation. Using
data on patent filings from 2003 to 2017, we apply machine learning to identify and classify …
data on patent filings from 2003 to 2017, we apply machine learning to identify and classify …
Synthesis, thermal, mechanical and rheological properties of multiwall carbon nanotube/waterborne polyurethane nanocomposite
HC Kuan, CCM Ma, WP Chang, SM Yuen… - … Science and Technology, 2005 - Elsevier
A novel nanocomposite consists of multiwall carbon nanotube (CNT)/waterborne polyurethane
(WPU) nanocomposite has been successfully prepared. Carbon nanotube was modified, …
(WPU) nanocomposite has been successfully prepared. Carbon nanotube was modified, …
Design and tailoring of a hierarchical graphene-carbon nanotube architecture for supercapacitors
…, YF Lee, SM Li, YS Wang, JY Wang, CCM Ma… - Journal of Materials …, 2011 - pubs.rsc.org
Stacking of individual graphene sheets (GS) is effectively inhibited by introducing one-dimensional
carbon nanotubes (CNTs) to form a 3-D hierarchical structure which significantly …
carbon nanotubes (CNTs) to form a 3-D hierarchical structure which significantly …
Preparation of covalently functionalized graphene using residual oxygen-containing functional groups
…, PI Liu, NW Pu, CA Wang, CCM Ma - … applied materials & …, 2010 - ACS Publications
… for the grafted MA-POA2000 and were 17.8 wt % for F-graphene/MA-POA2000 and 17.2 wt
% for D-graphene/MA-POA2000, and the corresponding mol % of MA-POA2000 molecules …
% for D-graphene/MA-POA2000, and the corresponding mol % of MA-POA2000 molecules …