Foreword ------- p.1Kaoru Honjo
Feature Articles I: Recent Research & Development on Silica Glass1) What Silica Glasses Tell Us? ------- p.6
Nobu Kuzuu
2) Structure and Photoluminescence Properties of Silica Glass Prepared from Nanometer-Sized Silica Particles ------- p.13
Takashi Uchino
3) Fabrication of High-Purity Transparent Silica Glass by Powder Sintering Method ------- p.19
Shigeru Fujino
4) A New Type of Silica Glass Optical Fiber for Deep-UV Light ------- p.25
Masanori Oto
5) Bimodal Porous Silica Gel as Thermal Insulator with Humidity Control Ability for Building ------- p.31
Ryoji Takahashi
6) Synthesis of Water-Soluble Silicon Oxide Material ------- p.37
Yoshiro Kaneko
Nobuo Iyi
New Glass Research TopicsSynchrotron-Radiation Induced Refractive-Index Changes in Glass Films for Optical Communications ------- p.43
Kazuyuki Moriwaki
Mikitaka Itoh
Kazuhiro Kanda
Shinji Matsui
Nanotechnology Glass Research TopicsFabrication of Ultra-Small Demultiplexer Using One-Dimensional Photonic Crystal ------- p.48
Kazuaki Oya
Tatsuhiro Nakazawa
Shigeo Kittaka
Keiji Tsunetomo
Kenji Kintaka
Junji Nishii
Kazuyuki Hirao
Lectures for NewcomersVarious Actions of Rare Earth Ions in Glasses ------- p.54
Setsuhisa Tanabe
Visit¡¡to¡¡Glass Research Institute"My Staying at LARMAUR, Universite de Rennes 1" ------- p.62
Satoshi Yoshida
Introduction of New Glass Products"Transparent Ceramics, LUMICERATM" ------- p.67
Tatsuya Suzuki
Topics of Meetings on Glass1) Report on the Photon Craft International Cooperative Research Project Symposium II ------- p.70
Shuhei Tanaka
2) Report on Membrane Symposium 2004 ------- p.72
Sachio Okada
3) Report on the 11th International Display Workshops¡ÊIDW'04) ------- p.74
Akira Mitsui
4) Report on the 45th Symposium on Glass and Photonics Materials ------- p.78
Tatsuya Suetsugu
5) Report on 7th Japanese-American Frontiers of Science ------- p.81
Hiroyo Segawa
Introduction of New Book ------- p.85Tetsuo Yazawa
ColumnA New Year's card illustrated with my own photographs - Sakura ------- p.87
Yuji Aoki