What's the difference between fissile and fission?

Fissile


Definition:

  • (a.) Capable of being split, cleft, or divided in the direction of the grain, like wood, or along natural planes of cleavage, like crystals.

Example Sentences:

  • (1) Not only was an alarming amount of fissile material going missing at the company, Nuclear Materials and Equipment Corporation (Numec), but it had been visited by a veritable who's-who of Israeli intelligence, including Rafael Eitan, described by the firm as an Israeli defence ministry "chemist", but, in fact, a top Mossad operative who went on to head Lakam.
  • (2) Progress on treaties underpinning nuclear disarmament – which have too long been stalled – has also recently begun to look more hopeful, with renewed prospects for achieving the entry into force of the comprehensive test ban treaty and for starting negotiations on a treaty to ban the production of fissile material for nuclear weapons or other nuclear explosive purposes.
  • (3) Let us suppose that the outlines of the divorce settlement can be agreed and in a way that doesn’t collapse this fragile and fissile government.
  • (4) The use of highly enriched uranium is significant because North Korea’s plutonium supply is limited, perhaps enough for fewer than 10 bombs If its nuclear and missile programmes continue unchecked, the risk that Pyongyang sells fissile material to another country or to terrorists in exchange for much-needed hard currency could increase.
  • (5) Photograph: AP Meanwhile, Israeli agents charged with buying fissile material and state-of-the-art technology found their way into some of the most sensitive industrial establishments in the world.
  • (6) Though he has not previously detailed when Israel might be willing to go to war, Netanyahu has said Iran could have enough low-enriched uranium by early 2013 to refine to a high level of fissile purity for a first nuclear device The most recent IAEA report on Iran's nuclear program found the regime had installed 2,100 centrifuges at an underground facility known as Fordow, although only a fraction of those were online.
  • (7) But instead of threatening to kick them out of the G-8, we need to work with Russia to take U.S. and Russian ballistic missiles off hair-trigger alert; to dramatically reduce the stockpiles of our nuclear weapons and material; to seek a global ban on the production of fissile material for weapons; and to expand the U.S.-Russian ban on intermediate-range missiles so that the agreement is global.
  • (8) Uranium enriched for power has a very much lower content of fissile material, Uranium 235, than that used for weapons.
  • (9) The Washington-based US-Korea Institute said in a 2015 report that the regime had enough fissile material to build anywhere from six to about 30 nuclear weapons, depending largely on how much highly enriched uranium it has produced.
  • (10) North Korea is known to have enough fissile material from its plutonium-based programme to make six to 12 nuclear bombs, but has not proved it has a working nuclear weapon.
  • (11) Using several combinations of 232Th or 237Np as fissile materials, and organic and inorganic track detectors, it was established that both automatic spark counting and visual track counting techniques can be developed to cover the desirable dose range (approximately 50-500 rad) with sufficient accuracy (sigma less than or equal to 5%).
  • (12) But they would in any case not cut the whole hedge, perhaps about 50% of it.” Zia Mian , from the programme on science and global security at Princeton University, said fissile material stocks could also be cut.
  • (13) Well, what is it saying ‘yes’ to?” “We all share the so-called realistic practical agenda they identify with respect to the fissile material cut-off treaty and comprehensive test ban treaty.
  • (14) He detailed the substance of what was clearly intended to be a reassuring exchange with the often fissile media mogul.
  • (15) Photograph: space imaging Israel's nuclear reactor also required deuterium oxide, also known as heavy water, to moderate the fissile reaction.
  • (16) Diplomats from delegations who met with Iran during the December talks in Geneva said Tehran had made no commitments to talk about security council demands that it freezes uranium enrichment – which can turn out both fuel and fissile warhead material.
  • (17) As former National Security Council official Philip Gordon has pointed out , if this deal is rejected, Iran’s nuclear program will be unconstrained: “Kill that deal, and tomorrow Iran can resume enrichment including to higher levels, keep its fissile material stockpile, finish building its heavy water reactor and do unlimited R&D, all without transparency or international supervision.” It should be noted that this agreement does not only belong to the United States or Iran, but to the entire international community.
  • (18) Enrichment of uranium is a dual-use technology which can produce weapons-grade fissile material for warheads as well as fuel for nuclear power stations.
  • (19) The reason why the Ukip leadership contest seems so fissile is that it is not actually a party at all.
  • (20) Facebook Twitter Pinterest ‘It isn’t about a lie’: Tony Blair on Iraq from 2001 to 2016 There was no imminent threat from Saddam Iran, North Korea and Libya were considered greater threats in terms of nuclear, chemical and biological weapons proliferation, and the UK joint intelligence committee believed it would take Iraq five years, after the lifting of sanctions, to produce enough fissile material for a weapon, Chilcot finds.

Fission


Definition:

  • (n.) A cleaving, splitting, or breaking up into parts.
  • (n.) A method of asexual reproduction among the lowest (unicellular) organisms by means of a process of self-division, consisting of gradual division or cleavage of the into two parts, each of which then becomes a separate and independent organisms; as when a cell in an animal or plant, or its germ, undergoes a spontaneous division, and the parts again subdivide. See Segmentation, and Cell division, under Division.
  • (n.) A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation.

Example Sentences:

  • (1) Primer extension experiments show that in fission yeast transcripts are initiated at the same starting point as in tomato, indicating for the first time that a plant promoter can be correctly recognized in fission yeast.
  • (2) When the reactor is running, high-speed particles called neutrons strike the uranium atoms and cause them to split in a process known as nuclear fission.
  • (3) On the basis of hystological studies a description of fission and gastrulation in Microsomacanthus paramicrosoma (gasowska, 1931) is given.
  • (4) However, in conical cells the new oral apparatus and fission line form well posterior to the cell equator, so the opisthes are invariably smaller than proters.
  • (5) We have cloned the gene for the resident luminal ER protein BiP from the fission yeast, Schizosaccharomyces pombe.
  • (6) A strain of fission yeast carrying replicating instability (RI) will segregate mitotically three types of cells: unstable (still RI-carrying) cells, stable identical mutants and stable non-mutants.
  • (7) The present data demonstrate that whereas most ssb caused by exposure to fission-spectrum neutrons can be rapidly repaired by both cell lines, a small but statistically significant fraction of the ssb induced by exposure to 6 Gy of neutrons is refractory to repair.
  • (8) 1965.-Thin sections of filterable hemolytic anemia agent of rat, now identified as Haemobartonella muris, revealed (i) that the agent is spherical or ellipsoidal and 350 to 700 mmu in size, (ii) that it has a single limiting membrane enclosing granules and some filaments (neither cell wall nor nucleoid was found), and (iii) that it is found preferentially at the surface and sometimes within the cytoplasmic vacuoles of erythrocytes in the circulating blood and bone marrow, and multiplies there through binary fission.
  • (9) The cyclin of fission yeast is the product of the cdc13 gene, which is known to interact with cdc2, a gene required for the entry into mitosis.
  • (10) of fission neutrons for the induction of yellow-green sectors in maize.
  • (11) Comparison of the identified fission sites of the B. subtilis neutral proteinase with the known substrate-specificity of the enzyme indicated that they were in agreement, showing a preference for the generation of fissions at the N-terminal side of large hydrophobic residues, such as leucine, isoleucine and methionine.
  • (12) These acrocentrics were also suggested to be originated from Robertsonian fission of the large metacentric M1 chromosome.
  • (13) In fission yeast the ability to undergo meiosis and sporulation is conferred by the matP+ and matM+ genes of the mating-type locus.
  • (14) Furthermore, the protein is highly similar to the fission yeast spi1 gene product [Matsumoto and Beach, Cell 66 (1991) 347-360].
  • (15) However, energy will either be provided from fossil fuels, nuclear fission or renewables.
  • (16) The ring-fission product of catechol was formed from phenol by a fluorescent Pseudomonas, that of 3-methylcatechol was formed from o-cresol and m-cresol, and the ring-fission product of 4-methylcatechol was given from p-cresol.
  • (17) The pho4 gene of the fission yeast Schizosaccharomyces pombe is regulated by thiamin.
  • (18) The author interprets the formation of exposure factors in a nuclear reactor accident, causes of the formation of a separated mixture of nuclear fission fragments and their principal radionuclide composition.
  • (19) A model of fission into subdivisions is superimposed on the previous branching process, and variation between subdivisions is considered.
  • (20) As measured by sectors per krad, mutagenic efficiency increased with increased dose of gamma-radiation; the opposite was true for fission neutrons.

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