Donghua Xu

Role of multi-wall carbon nanotube network in composites to crystallization of isotactic polypropylene matrix (2008)

Xu, Donghua, Wang, Zhigang

The composites (iPP/CNTs) made of isotactic polypropylene (iPP) and multi-wall carbon nanotubes (CNTs) were prepared by solution blending. To improve compatibility between CNTs and iPP and to enhance...

2 (2007)

Donghua Xu, George F. Riley, Mostafa H. Ammar, Richard Fujimoto

The simulation of large--scale multicast networks often requires a significant amount of memory that can easily exceed the capacity of current computers, both because of the inherently large amount...

Aligning and Matching of English-Chinese Bilingual Texts of CNS News (2007)

Donghua Xu, Chew Lim Tan

Abstract: This paper presents a project to align and match English-Chinese bilingual news files downloaded from China News Service's website. The work involves the alignment of bilingual texts...

On the existence of Einstein oscillators and thermal conductivity in bulk metallic glass (2006)

Zhou, Zhenhua, Uher, Ctirad, Xu, Donghua, Johnson, W. L., Gannon, W., Aronson, M. C.

Low-temperature specific heat and thermal conductivity of bulk metallic glasses are measured to identify the primary vibrational modes associated with their unique structures. An Einstein-type...

Crystallization kinetics and glass-forming ability of bulk metallic glasses Pd40Cu30Ni10P20 and Zr41.2Ti13.8Cu12.5Ni10Be22.5 from classical theory (2006)

Xu, Donghua, Johnson, William L.

Due to their scientific significance and potential engineering applications, bulk metallic glasses are among the most intensively studied advanced materials. Understanding the glass-forming ability...

Scalability and Composability Techniques for Network Simulation (2006)

Xu, Donghua

Simulation has become an important way to observe and understand various networking phenomena under various conditions. As the demand to simulate larger and more complex networks increases, the...

Scalability and Composability Techniques for Network Simulation (2006)

Xu, Donghua

Simulation has become an important way to observe and understand various networking phenomena under various conditions. As the demand to simulate larger and more complex networks increases, the...

Scalability and Composability Techniques for Network Simulation (2006)

Xu, Donghua

Simulation has become an important way to observe and understand various networking phenomena under various conditions. As the demand to simulate larger and more complex networks increases, the...

Scalability and Composability Techniques for Network Simulation (2006)

Xu, Donghua

Simulation has become an important way to observe and understand various networking phenomena under various conditions. As the demand to simulate larger and more complex networks increases, the...

Geometric model for the critical-value problem of nucleation phenomena containing the size effect of nucleating agent (2005)

Xu, Donghua, Johnson, W.L.

Nucleation is of great concern in many cases—for example, the production of artificial rainfall and the synthesis of advanced amorphous alloys. Although exact solutions have been well known to both...

Molecular dynamics study of the binary Cu46Zr54 metallic glass motivated by experiments: Glass formation and atomic-level structure (2005)

Duan, Gang, Xu, Donghua, Zhang, Qing, Zhang, Guoyun, Çağin, Tahir, Johnson, William L., ...

We have identified a binary bulk metallic glass forming alloy Cu46Zr54 by analyzing the structure and thermal behaviors of copper mold cast samples using x-ray diffraction, transmission electron...

Development of novel binary and multi-component bulk metallic glasses (2005)

Xu, Donghua

Bulk Metallic Glasses (BMGs) have been drawing increasing attention in recent years due to their scientific and engineering significance. A great deal of effort in this area has been devoted to...

Development of novel binary and multi-component bulk metallic glasses (2005)

Xu, Donghua

Bulk Metallic Glasses (BMGs) have been drawing increasing attention in recent years due to their scientific and engineering significance. A great deal of effort in this area has been devoted to...

Scalability and composability techniques for network simulation [electronic resource] / (2005)

Xu, Donghua.

Simulation has become an important way to observe and understand various networking phenomena under various conditions. As the demand to simulate larger and more complex networks increases, the...

Scalability and composability techniques for network simulation (2005)

Xu, Donghua.

Thesis (Ph. D.)--Computing, Georgia Institute of Technology, 2006.

Formation and properties of new Ni-based amorphous alloys with critical casting thickness up to 5 mm (2004)

Xu, Donghua, Duan, Gang, Johnson, William L., Garland, Carol

New Ni-based bulk metallic glasses were synthesized in NixCua−xTiyZrb−yAl10 (a~b~45 at.%) system, based on a ternary alloy, Ni45Ti20Zr35. The additions of Al and Cu greatly increase the...

Unusual Glass-Forming Ability of Bulk Amorphous Alloys Based on Ordinary Metal Copper (2004)

Xu, Donghua, Duan, Gang, Johnson, William L.

We report the unusual glass-forming ability (GFA) of a family of Cu-based alloys, Cu46Zr47–xAl7Yx (0

Bulk metallic glass formation in binary Cu-rich alloy series – Cu100−xZrx (x=34, 36, 38.2, 40 at.%) and mechanical properties of bulk Cu64Zr36 glass (2004)

Xu, Donghua, Lohwongwatana, Boonrat, Duan, Gang, Johnson, W. L., Garland, Carol

The compositional dependence of a glass-forming ability (GFA) was systematically studied in a binary alloy series Cu100−xZrx (x=34, 36, 38.2, 40 at.%) by the copper mold casting method. Our results...

A Federated Approach to Distributed Network Simulation (2004)

George F. Riley, Mostafa H. Ammar, Richard M. Fujimoto, Alfred Park, Kalyan Perumalla, Donghua Xu

We describe an approach and our experiences in applying federated simulation techniques to create large-scale parallel simulations of computer networks. Using the federated approach, the topology and...

Enabling Large-Scale Multicast Simulation by Reducing Memory Requirements (2003)

Xu, Donghua, Riley, George F., Ammar, Mostafa H. (Mostafa Hamed), Fujimoto, Richard M.

©2003 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale...

Enabling Large-Scale Multicast Simulation by Reducing Memory Requirements (2003)

Xu, Donghua, Riley, George F., Ammar, Mostafa H. (Mostafa Hamed), Fujimoto, Richard M.

©2003 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale...

Distributed Network Simulations Using the Dynamic Simulation Backplane (2001)

Riley, George F., Ammar, Mostafa H., Fujimoto, Richard M., Xu, Donghua, Perumalla, Kalyan

©2001 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale...

Distributed Network Simulations Using the Dynamic Simulation Backplane (2001)

Riley, George F., Ammar, Mostafa H. (Mostafa Hamed), Fujimoto, Richard M., Xu, Donghua, Perumalla, Kalyan S.

©2001 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale...

Split Protocol Stack Network Simulations using the Dynamic Simulation Backplane (2001)

Donghua Xu, George F. Riley, Mostafa H. Ammar, Richard Fujimoto

We introduce and discuss a methodology for heterogeneous simulations of computer networks using the dynamic simulation backplane. This methodology allows for exchanging of protocol information...

Split Protocol Stack Network Simulations using the Dynamic Simulation Backplane (2001)

Donghua Xu, George F. Riley, Mostafa H. Ammar, Richard Fujimoto

We introduce and discuss a methodology for heterogeneous simulations of computer networks using the dynamic simulation backplane. This methodology allows for exchanging of protocol information...

Distributed network simulations using the dynamic simulation backplane (2001)

George F. Riley, Mostafa H. Ammar, Richard Fujimoto, Kalyan Perumalla, Donghua Xu

We present an approach for creating distributed, component-based, simulations of communication networks by interconnecting models of sub-networks drawn from different network simulation packages....

Split Protocol Stack Network Simulations using the Dynamic Simulation Backplane (2001)

Donghua Xu, George F. Riley, Mostafa H. Ammar, Richard Fujimoto

We introduce and discuss a methodology for heterogeneous simulations of computer networks using the dynamic simulation backplane. This methodology allows for exchanging of protocol information...

Split Protocol Stack Network Simulations Using the Dynamic Simulation Backplane (2001)

Xu, Donghua, Riley, George F., Ammar, Mostafa H. (Mostafa Hamed), Fujimoto, Richard M.

©2001 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale...

Automatic Alignment of English-Chinese Bilingual Texts of CNS News (1996)

Xu, Donghua, Tan, Chew Lim

In this paper we address a method to align English-Chinese bilingual news reports from China News Service, combining both lexical and satistical approaches. Because of the sentential structure...