2012 Fiscal Year Final Research Report
Quantum control by using an attosecond pulse train with a variable pulse period
Project/Area Number |
21244066
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Research Category |
Grant-in-Aid for Scientific Research (A)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Atomic/Molecular/Quantum electronics
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Research Institution | The Institute of Physical and Chemical Research |
Principal Investigator |
NABEKAWA Yasuo 独立行政法人理化学研究所, 緑川レーザー物理工学研究室, 専任研究員 (90344051)
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Co-Investigator(Renkei-kenkyūsha) |
TAKAHASHI Eiji 独立行政法人理化学研究所, 緑川レーザー物理工学研究室, 専任研究員 (80360577)
FURUKAWA Yusuke 独立行政法人理化学研究所, 高強度軟X線アト秒パルス研究チーム, 基幹研究所研究員 (20464232)
KANAI Tsuneto 独立行政法人理化学研究所, 東原子分子物理研究室, 研究員 (00442947)
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Research Collaborator |
A. AMANI Eilanlou 独立行政法人理化学研究所, 緑川レーザー物理工学研究室, 特別研究員 (80611491)
OKINO Tomoya 独立行政法人理化学研究所, 光量子工学研究領域・エクストリームフォトニクス研究グループ・アト秒科学研究チーム, 研究員 (40431895)
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Project Period (FY) |
2009 – 2012
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Keywords | アト秒パルス列 / 高次高調波 / 軟X線 / 非線形光学 / 量子波束 |
Research Abstract |
We have developed a novel broadband infrared laser pulse source, the wavelength of which spans form 1.2μm to 2.1 μm. This laser source can potentially generate an isolated attosecond pulse with the high-order harmonic generation to observe and control quantum states in atoms and molecules, even though the laser system should be improved. The preliminary study by using an existing harmonic beam line with a 12-fs Ti:sapphaire laser revealed the sub-20 fs dynamics of the nuclear wave-packet (WP) generated on the adiabatic potential of D_<2+>/H_<2+> molecule. This was the first observation the WP pumped with a sub-10 fs extreme ultraviolet pulse and probed with a vacuum ultraviolet pulse.
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[Presentation] XUV interferometry of attosecond pulses2011
Author(s)
Y. Nabekawa, E. J. Takahashi, Y. Furukawa, T. Okino, K. Yamanouchi, and K. Midorikawa
Organizer
3rd International Conference on Attosecond Physics(ATTO3)
Place of Presentation
Sapporo, Hokkaido invited
Year and Date
20110703-08
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