フォトニック結晶におけるセレンコフ放射
Chiyan Luo1, Mihai Ibanescu, Steven G Johnson
1Department of Physics and Center for Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.
Science (New York, N.Y.)
|January 18, 2003
まとめ
フォトニック結晶のセレンコフ放射は,従来の材料と異なる振る舞いをする. 速度の値を示さず,後ろ向きに放射することができ,粒子検出と放射線生成における新しい応用を提供します.
科学分野:
- 光学とフォトニック
- 素粒子物理学 素粒子物理学について
背景:
- 従来のセレンコフ放射線には速度値が必要であり,前向きに放射される.
- 粒子-物質の相互作用を理解することは,高度な検出と放射線技術にとって極めて重要です.
研究 の 目的:
- フォトニック結晶内のセレンコフ放射線のユニークな特性を調査するために.
- 値のない,逆向きの放射能放出の可能性を探求する.
主な方法:
- フォトニック結晶構造における電荷粒子相互作用の理論分析.
- 放射線パターンとスペクトル特性のシミュレーション.
主要な成果:
- フォトニック結晶のセレンコフ放射は,本質的に移行放射と結合し,速度値を除去します.
- 観測された逆向きの放射線コンと,特定の粒子の速度範囲で逆向きに広がるセレンコフ放射線.
結論:
- フォトニック結晶は,セレンコフ放射の特性に対する新しい制御を提供します.
- 潜在的な応用には,高度な速度感受粒子検出器と調節可能な周波数放射源が含まれます.
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