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  1. No Access

    Article

    Recombination Dynamics of InGaN/GaN Multiple Quantum Wells With Different Well Thickness

    Recombination dynamics of InGaN/GaN multiple quantum wells (MQWs) with different well thickness have been studied. From the behaviour of temperature dependent photoluminescence, we find that the activation ene...

    X. C. Wei, L. Zhang, N. Zhang, J. X. Wang, J. M. Li in MRS Advances (2016)

  2. No Access

    Article

    An Improved In-line Inkjet Printing Process for 3D Multilayer Passive Devices

    This paper describes an in-line process for the realization of 3D electronic components on A4 format substrate by piezo inkjet printing. This process is developed within a semi-industrial prototype system name...

    A. Yakoub, M. Saadaoui, R. Cauchois, J-M. Li, P. Benaben in MRS Online Proceedings Library (2012)

  3. No Access

    Article

    High-Mobility Ga-Polarity GaN achieved by NH3-MBE

    GaN epilayers were grown on (0001) sapphire substrates by NH3-MBE and RF-MBE (radio frequency plasma). The polarities of the epilayers were investigated by in-situ RHEED, chemical solution etching and AFM surface...

    J. X. Wang, X. L. Wang, D. Z. Sun, J. M. Li, Y. P. Zeng… in MRS Online Proceedings Library (2011)

  4. No Access

    Article

    Thermal Expansion of Phase-Change Random Access Memory Cells

    Three-dimensional finite element method (FEM) is used to solve the thermal strain-stress fields of phase-change random access memory (PCRAM) cells. Simulation results show that thermal stress concentrates at t...

    J. M. Li, L. P. Shi, H. X. Yang, K. G. Lim, X. S. Miao… in MRS Online Proceedings Library (2011)

  5. No Access

    Article

    Thermal analysis of nonvolatile and non rotation phase change memory cell

    In this paper, a three-dimensional finite-element modeling is performed for the analyses of Chalcogenide Random Access Memory (C-RAM), a non-rotation nonvolatile phase change memory cell. The thermal effect ge...

    L. P. Shi, T. C. Chong, J. M. Li, H. X. Yang, J. Q. Mou in MRS Online Proceedings Library (2003)

  6. No Access

    Book

    Image-Based Fractal Description of Microstructures

    J. M. Li, Li Lü, M. O. Lai, B. Ralph (2003)

  7. No Access

    Chapter

    Digital Images of Microstructures

    There are many types of LOM including those using reflected light and those employing transmitted light. In this book, only the metallurgical microscope based on the principle of reflected light will be addres...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  8. No Access

    Chapter

    Fundamental Statistics

    According to the value of fractal dimension, the basic elements of material microstructures can be divided into two classes: regular objects (whose fractal dimensions are integer) and irregular objects (whose ...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  9. No Access

    Chapter

    Fractal Measurements of Projection Microstructures

    The main task of the fractal measurements is to determine the fractal dimension. Usually, a physical object is fractal only within a limited range of scales. The scaling range, often characterized by a length,...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  10. No Access

    Chapter

    Irregularity of Graphite Nodules

    The first seven chapters of this monograph “set the scene” for the applications of fractal analysis in the quantification of the microstructures from materials. The remaining chapters (8 to 11) are written in ...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  11. No Access

    Chapter

    Introduction

    Microstructures of materials refer to a set of basic elements such as the arrangement of atoms or molecules, dislocations, grains, particles, surfaces, boundaries, etc. These basic elements may be made to appe...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  12. No Access

    Chapter

    Fractal Growth of Graphite Nodules

    Researches on the growth of graphite nodules in malleable iron have currently been based on the assumption that graphite nodules are spherical et al. 1954; Owen et al., 1956; Birchenall et al., 1956; Burke, 1959 ...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  13. No Access

    Chapter

    Fractal-based Study of Magnetic Thin Films

    AFM and MFM (Mamin et al., 1989) have been extensively used for both qualitative and quantitative analysis of surface morphologies and magnetic microstructures of magnetic media. Quantitative analysis provides im...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  14. No Access

    Chapter

    Fractal-based Study of Fracture Surfaces

    Fracture is one of the most intriguing processes in material science and engineering as it is associated with the life and safety of engineering components. The mechanisms leading to fracture are very complex ...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  15. No Access

    Chapter

    Image Processing

    Image processing involves operations in the collection of information from signal processing of the 2D projections of a 3D scene. The image operations are defined as necessary changes of images so that quantit...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  16. No Access

    Chapter

    Fractal Fundamentals

    “How long is the coast of Britain?” Mandelbrot (1982), establishing the great work of THE FRACTAL GEOMETRY OF NATURE, asked this interesting question. His answer was that its length is uncertain but depends on...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  17. No Access

    Chapter

    Fractal Measurements of Topographical Images from 3D Surfaces

    Surfaces play an important role in many physical processes of materials. 3D information is related to the surfaces involved in scientific and engineering problems such as the growth front of thin films, interf...

    J. M. Li, Li Lü, M. O. Lai, B. Ralph in Image-Based Fractal Description of Microstructures (2003)

  18. No Access

    Article

    Structural and infrared absorption properties of self-organized InGaAs/GaAs quantum dots multilayers

    Self-organized InGaAs/GaAs quantum dots (QDs) stacked multilayers have been prepared by solid source molecular beam epitaxy. Cross-sectional transmission electron microscopy shows that the InGaAs QDs are nearl...

    Q. D. Zhuang, J. M. Li, Y. P. Zeng, L. Pan, Y. H. Chen… in Journal of Electronic Materials (1999)

  19. No Access

    Article

    Stress corrosion studies of ion implanted austenitic steel

    Stress corrosion studies of 50 Mn18Cr4 austenitic steel implanted with 120 keV N+, 100 keV Cr+, 200keV and 400 keV Er+ ions were carried out by constant strain method in the nitrate solution. Surface composition ...

    X. L. Zhang, J. C. **, Z. **e, J. M. Li, P. D. Wang… in Journal of Materials Science (1999)

  20. No Access

    Article

    Low temperature anneal-embrittlement of (Fe0.99Mo0.01)78Si9B13 amorphous ribbon: boron segregation?

    Abstracts are not published in this journal

    J. M. Li, M. X. Quan, Z. Q. Hu in Journal of Materials Science Letters (1997)