LLB Sientific Report 1997-1998

Introduction

• Foreword
• Presentation of LLB
• Implantation of LLB instruments
• List of LLB instruments

Magnetism and Superconductivity

• Header
• Ferromagnetic MnNi Chains
• Doped Mn Perovskites
• Order in TmTe
• Spin Ladder Compounds
• Excitations in Bi2Sr2CaCu2O8+d
• Magnetic stripes
• New Scenario for High Tc Cuprates

Structures and Phase Transitions

• Header
• Transition in Lithium Battery Material
• Vibrations of C60
• Imaging of Aspirin
• Jumps in Quasicrystal
• Delocalization and Nonlinearities

Desordered Systems and Material Science

• Header
• Isotopic ordering
• Magnetism in liquid Quasicrystals
• Fatigue in Austenitic Steel
• Hydrogen in Zircaloy-4
• Ageing of Martensitic Steel

Chemical Physics and Biology

• Header
• Rheology of Liquid Crystalline Polymers
• Strength of Polymer Interface
• Polymer at the Air-Water Interface
• Star-Branched Polyelectrolytes
• Spectroscopy of membrane Proteins

Technical and Instrumental Developments

• Header
• Neutron Resonance Spin-echo
• PRISM Reflectometer
• Inelastic Scattering on MBE Grown Sample
• Diffraction under Very High Pressures
• LLB acquisition and Control System
• Replacement of Orphee Core

Various items

• User Activities
• Realization data by Instrument
• Realization data by Country
• User Selection Panel 1997
• Beam Request Evolution
• Beam Request and Allocation for 1999 by Country
• Beam Request and Allocation for 1999 by Instrument
• Instrument overload factort

Publications