337 Result(s)

Article

Hydrogen Induced Defects at Silicon Surfaces and Buried Epitaxial Misfit Dislocation Interfaces

A silicon epitaxial structure containing spatially confined arrays of misfit dislocations has been used in order to investigate the interaction between hydrogen and individual extended defects. Hydrogen was in...

Tian-Qun Zhou, Zbigniew Radzimski, Zhigang **ao… in MRS Online Proceedings Library (1989)

Article

Interface crack between two elastic layers

A semi-infinite interface crack between two infinite isotropic elastic layers under general edge loading conditions is considered. The problem can be solved analytically except for a single real scalar indepen...

Zhigang Suo, John W. Hutchinson in International Journal of Fracture (1990)

Article

Study of the Mössbauer effect on rare-earth borided surface layers on pure iron

Wei Liu, Zhigang Wang, Zhiguo Zho, Minghua Zhu… in Journal of Materials Science Letters (1992)

Article

Crystallization studies of electron beam-deposited telluride films

This paper reports on the characterization of the crystallization of Ge-Te and Ge-Sb-Te films by several methods. The electron beam-deposited films, usually amorphous, were crystallized by oven-heating, laser ...

Zhigang He, C. D. Wright in Journal of Materials Science: Materials in Electronics (1992)

Article

Kinetics of Ordering in Cu₃Au: An Atomistic Approach

We study the kinetics of ordering in Cu₃Au using a model Hamiltonian derived from the effective medium theory of chemical bonding. Monte Carlo simulations are used to investigate universal and non-universal featu...

Zhigang **, Bulbul Chakraborty in MRS Online Proceedings Library (1992)

Article

Vibrating reed study of the flux line dissipation of ceramic and single-crystal (Ba, K)BiO₃

Vibrating reed (VR) and dc and ac magnetic susceptibility measurements were performed on a nominal single crystal of composition (Ba_0.64K_0.36)BiO₃ in an applied magnetic fieldH. Field-cooling and field-sweep data...

Zhigang Xu, Lance E. De Long, Joseph W. Brill… in Journal of Superconductivity (1994)

Article

Kinetics of a non-catalytic gas-solid chemical reaction under SHS-like conditions

Nitration of metallic tantalum under self-propagating high-temperature synthesis (SHS) conditions (i.e. rapid heating rates 2000–3000 Ks⁻¹, and short heating periods 2–100 s) has been studied. Phase analysis and ...

Zhigang Zhou, G. C. Stangle in Journal of Materials Science (1995)

Article

Crystal Defects In GaN on (0001) Sapphire

Defect structures in GaN thin films grown on (0001) sapphire have been studied using a combination of different transmission electron microscopy (TEM) techniques. Two fundamentally different types of defects a...

Matthew T. Johnson, Zhigang Mao, C. Barry Carter in MRS Online Proceedings Library (1997)

Chapter and Conference Paper

Structural Differences of Superconducting and Non-Superconducting PrBa₂Cu₃O_x Crystals

Structural differences of PrBa₂Cu₃O_x crystals grown by TSFZ and flux methods were investigated using single crystal X-ray diffraction method, to make clear the origin of their different electrical properties. Obv...

**hua Ye, Zhigang Zou, Kunihiko Oka… in Advances in Superconductivity X (1998)

Chapter and Conference Paper

Magnetic Characteristics of the Superconducting TSFZ PrBa₂Cu₃O_y Crystal

We present the results of a detailed magnetic characteristics on superconducting PrBa₂Cu₃O_x (PrBCO) single crystals in applied magnetic fields up to 0.5 T. The PrBCO single crystals were grown by the travelling-s...

Zhigang Zou, Kunihiko Oka, **hua Ye… in Advances in Superconductivity X (1998)

Chapter and Conference Paper

Crystal Growth of PrBa₂Cu₃O_7-y

Crystals of PrBa₂Cu₃0_7-y have been grown by the travelling-solvent floating-zone (TSFZ) method and slow-cooling. The grown crystals were identified to be single crystal of PrBa₂Cu₃0_7-y by Laue X-ray measurements,...

Kunihiko Oka, Zhigang Zou, Tosimitsu Ito in Advances in Superconductivity X (1998)

Chapter

Microstructural Studies of Strontium Titanate Dielectric Ceramics

Perovskites are an important family of materials. Devices based on SrTiO₃ and BaTiO₃ are particularly important for a number of electronic applications. Depending on the way in which the materials are processed, ...

Zhigang Mao, Kevin M. Knowles in Ceramic Microstructures (1998)

Chapter

Phototorefractive Spatial Solitons

Mordechai Segev, Bruno Crosignani… in Beam Sha** and Control with Nonlinear Op… (1998)

Article

Preparation and magnetic properties of In2 − xZnxCu2O5 (x = 0–1.4) solid solution

Zhigang Zou, **hua Ye, Yoshikazu Nishihara in Journal of Materials Science Letters (1999)

Article

Examination of the Extinguishment Performance of a Water Mist System Using Continuous and Cycling Discharges

We conducted a series of full-scale fire tests of a twin-fluid water mist system in an empty enclosure and in a simulated machinery space. During the tests, two water mist discharge modes, continuous and cycli...

Zhigang Liu, Andrew K. Kim, Joseph Z. Su in Fire Technology (1999)

Article

A dual composite of WC-Co

Hardness, fracture toughness, and wear resistance are strongly inter-related properties of cemented tungsten carbide. Higher hardness usually dictates higher wear resistance but at the cost of fracture toughne...

Zhigang Fang, Greg Lockwood, Anthony Griffo in Metallurgical and Materials Transactions A (1999)

Article

Compositional dependence of crystallization in the glass-ceramics system Bi2O3-In2O3-MnO2-B2O3

Zhigang Zou, **hua Ye, Hironori Arakawa in Journal of Materials Science Letters (2000)

Chapter

Observation of Induced Modulation Instability of an Incoherent Optical Beam

We observe induced modulation instability (MI) of a partially spatially incoherent beam by seeding noise through cross-phase-modulation. Experiments revealed the existence of a threshold for such induced incoh...

Zhigang Chen, Jill Klinger, Hector Martin in Soliton-driven Photonics (2001)

Article

Cost-effective yttrium doped ceria-based composite ceramic materials for intermediate temperature solid oxide fuel cell applications

Bin Zhu, **angrong Liu, Peng Zhou, Zhigang Zhu… in Journal of Materials Science Letters (2001)