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November 9–12, 2025
Washington, DC|Washington Hilton
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Fusion Science and Technology
Latest News
Disease-resistant cauliflower created through nuclear science
International Atomic Energy Agency researchers have helped scientists on the Indian Ocean island nation of Mauritius to develop a variety of cauliflower that is resistant to black rot disease. The cauliflower was developed through innovative radiation-induced plant-breeding techniques employed by the Joint Food and Agriculture Organization (FAO)/IAEA Centre of Nuclear Techniques in Food and Agriculture.
M. M. Menon, C. B. Baxi, G. L. Campbell, J. T. Hogan, G. L. Laughon, M. A. Mahdavi, R. Maingi, P. K. Mioduszewski, L. W. Owen, E. E. Reis, M. J. Schaffer, K. M. Schaubel, J. P. Smith, R. D. Stambaugh, M. R. Wade
Fusion Science and Technology | Volume 27 | Number 4 | July 1995 | Pages 355-363
Technical Paper | Experimental Device | doi.org/10.13182/FST95-A30356
Articles are hosted by Taylor and Francis Online.
A particle exhaust scheme, employing a cryocon-densation pump in the outboard divertor region under a baffle, has been installed and operated in the DIII-D tokamak. The cryopump provides toroidally symmetric pumping at a rate of 30 000 to 40 000 ℓ/s for D2 in the pressure range of 1 to 4 mTorr. Pressures in the 2 to 3 mTorr range are routinely observed under the baffle. This translates to particle exhaust throughputs of ∼100 Torr ℓ/s. The exhaust throughput could be controlled by selecting the position of the plasma strike region with respect to the opening to the baffle chamber. The pump has been used quite effectively for plasma density control.