arXiv:physics/0306055High-power doughnut beam generation for atom-funnel experimentS. M. Iftiquar, Hajime Ito, Totsuka, K., Akifumi Takamizawa, M. OhtsuPublished Jun 6, 2003• 0 citationsarXivHTMLPDFAbstractWe have generated high power doughnut beam suitable for atom funnel experiment with the conversion efficiency of about 50 %.DOI10.48550/arxiv.physics/0306055