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Fast breeder reactor: Is advanced fuel necessary?
PFBR will use mixed oxide fuel. Use of advanced fuel like nitride or metallic will reduce the time taken to make extra plutonium for a new breeder reactor. Mixed oxide is a proven fuel but has low breeding ratio. The doubling time when advanced fuels are used will be half compared to oxide. It is a question of doubling time versus cost of power production.
NOBEL PRIZE MEDICINE
Genetic regulation of programmed cell death
SYDNEY BRENNER, H. Robert Howvitz and John . E. Sulston have been jointly awarded the Nobel prize in physiology or medicine. The prize has been awarded by the Nobel assembly at karolinksa Institute for 2002 for their discoveries concerning ...
NOBEL PRIZE PHYSICS
Discovery, detection of cosmic particles and radiation
THIS YEAR'S Nobel Prize in Physics is concerned with the discoveries and detection of cosmic particles and radiation, from which two new fields of research have emerged, neutrino astronomy and X-ray astronomy. The prize is awarded with one half ...
NOBEL PRIZE CHEMISTRY
Knowing how proteins function in cells
THE NOBEL Prize in Chemistry for 2002 is being shared between scientists in two important fields: mass spectrometry (MS) and nuclear magnetic resonance (NMR). The Laureates, John B. Fenn and Koichi Tanaka (for MS) and Kurt Wüthrich (for NMR), ...
Microbial control of coconut mite
COCONUT MITE or Aceria guerreonis is a serious pest of coconut in India. The mite scars develop on the surface of the nuts. The injury starts as a triangular cream-coloured patch just below the edge of the perianth and subsequently ...
Agriculture
Pigeon pea, ideal substitute for garden pea
PIGEON PEA, also known as red gram or arhar, is a major pulse crop of India. It is an important protein supplement in the vegetarian diet. Though, it is consumed as a cooked dhal, people in some States especially Gujarat and Karnataka prefer ...

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