Entered price. The entered price of Plutonium per 9 ounces is equal to 4.99. Plutonium weighs 19.86 gram per cubic centimeter or 19 860 kilogram per cubic meter, i.e. density of plutonium is equal to 19 860 kg/m³; at 25°C (77°F or 298.15K) at standard atmospheric pressure . In Imperial or US customary measurement system, the density is. Plutonium-239 ($6.49 million/kg) — Plutonium-239 is one of the two fissile (capable of undergoing nuclear fission) materials that are used for nuclear weapons and nuclear reactor fuel. Americium-241 ($728,000/kg) — Americium-241 is used for smoke detectors plutonium was free (that is, obtained as surplus from the nuclear weapons program), would be about $1,900 per kilogram in 1992 dollars, exclusive of taxes and insurance. 4The higher cost of MOX means that annual fuel costs for a full MOX core would be approximatel
The commercial price of plutonium is about $46 per gram but because it's quite radioactive poison and restricted a sample of it is about $4,000 while they might permit a college or other school to own one gram if you started to accumulate this stuff you would get some pretty serious attention from the governmental authorities. 1.3K view Plutonium - $4k per gram Considering that it's used for creating nuclear weapons and reactors, you'd think that there'd be a bigger price tag on plutonium. This element is quite radioactive, so it's very dangerous to handle In the form of anthracite, price per carbon contained, assuming 90% carbon content.There is a wide variation of price of carbon depending on its form. Lower ranks of coal can be less expensive, for example sub-bituminous coal can cost around 0.038 USD/kg carbon. Graphite flakes can cost around 0.9 USD/kg carbon. Price of synthetic industrial diamond for grinding and polishing can range from.
For example, based on the cost of the accelerator time, manpower, materials, etc., californium is estimated to cost around $2.7 billion per 100 grams. You can contrast that price with that cost of plutonium, which runs between $5,000 and $13,000 per 100 grams, depending on purity Z Symbol Sym. Element Price USD / kg Reference price Date Source; 1: H: Hydrogen: 23.64: 0.06: USD per standard cubic foot (scf) 0.06 USD per standard cubic foot (scf
4. Tritium - $30,000 per gram. This gas is used in lighting - for example, in tritium illumination. It costs about $15 million to produce a pound of tritium. 3. Diamond - $55,000 per gram. The most famous precious stone on Earth, and the best friend of any lady. 2. Californium - $25-27 million per gram Entered price. The entered price of Plutonium dioxide per 9 ounces is equal to 4.99. About Plutonium dioxide. Plutonium dioxide weighs 11.46 gram per cubic centimeter or 11 460 kilogram per cubic meter, i.e. density of plutonium dioxide is equal to 11 460 kg/m³
The total world production for that year was more than 5.9 million metric tons. Below is the historical Uranium price per lb. Year. Price. Price (Inflation Adjusted) Change. 2018. $21.50. $21.50 possible if the price per kg paid for the material is commensurate with the last known, circa 2007, asking price from Russia. The results also show that, due to lower security and transportation costs, the only responsible option is to locate the reactor at the Idaho National Laboratory site of the DOE brandy said: im so desperate. i can not find anything on the costs of uranium 234 and plutonium 239 per kilogram. please help me. Uranium is sold as U 3 O 8. The world price for U 3 O 8 is currently about $60 US per pound or $132 per kg. This is natural uranium which has about .7% U235 and 99.3% U238 The fuel value of plutonium is determined by the price of uranium. Assuming a price of $40 per kilogram of natural uranium, uranium-235 is worth about $5,600 per kilogram. Since the energy per fission from plutonium-239 and uranium-235 is about the same, the theoretical fuel value of fissile plutonium can be put at $5,600 per kilogram At a more attainable capacity factor of 80%, in the neighborhood of 300-600 kg of plutonium would be produced annually, depending on the type of reactor, corresponding to a production rate of about 0.3-0.6 kg of plutonium per GWd (t).23 The lower numbers pertain to LWRs, the dominant reactors in the world today
. There are two ways to figure out the price of this metal. Most of the titanium ore (95% to be exact) is used to create titanium dioxide (TiO 2), which is a white pigment used as an additive or coating.So, one way of determining the price of the metal is to check out how much TiO 2 costs. For 2016, Chemours, the largest TiO 2 producer in the world. Weapons-grade plutonium can be added to the fuel mix. MOX fuel is used in light water reactors and consists of 60 kg of plutonium per tonne of fuel; after four years, three-quarters of the plutonium is burned (turned into other elements). Breeder reactors are specifically designed to create more fissionable material than they consume
Uranium Price: Get all information on the Price of Uranium including News, Charts and Realtime Quotes. USD per Gallon 6/23/21 10:31 AM Heating Oil: 56.00 -0.93: USD per 100 Liter. 1 ounce (31.1 grams) ZAR 15,725.13. 1 kilogram. ZAR 505,574.67. 1 gram. ZAR 505.57. Sign up. The platinum price displayed above is updated every minute. The data is retrieved continuously 24 hours a day, 5 days a week from the main marketplaces (LBMA, NYMEX, GLOBEX, HONG KONG) PRICE LIST Nuclear certified reference materials 2021 G.2 - Standards for Nuclear Safety, Security and Safeguards Unit IRMM-042a Plutonium-244 spike, nitrate solution 600 IRMM-043 Plutonium-242 spike, nitrate solution 520 (177 Bq/kg) 250 EURM-801 Co-60 in stainless steel (1301 Bq/kg) 250 NRM IRMM-501 UO The Cassini spacecraft carried three generators with 33 kg of plutonium oxide providing 870 watts power as it orbited around Saturn, having taken seven years to get there. The later and more efficient multi-mission RTG (MMRTG) uses eight 290-watt RTG units with a total of 4.8 kg plutonium-238 oxide producing 2 kW thermal, which can be used to. That's because polonium is 5,000 times as radioactive per gram as radium and, according to one science writer, a trillion times more toxic than cyanide. Prof. Zimmerman says Mr. Litvinenko must.
The per ounce cost will generally go down as the amount of ounces purchased goes up. For example, a dealer currently has a 1 ounce platinum Valcambi bar selling for $1,533 and a 10 ounce varied brand platinum bar selling for $15,030. If you do the math, then the 10 ounce bar offers a savings of $30 per ounce This study found, At a reprocessing price of $1000 per kilogram of heavy metal (kgHM), and with our other central estimates for the key fuel cycle parameters, reprocessing and recycling plutonium in existing light-water reactors (LWRs) will be more expensive than direct disposal of spent fuel until the uranium price reaches over $360 per. The price of gold is around 52,000 $ per kilogram, less than platinum or rhodium but more than other metals in the platinum group, depending on market fluctuations. Rhenium (Re) is also a rare and expensive metal, yet its price is lower, in the range of several thousand dollars per kilogram
kilograms; more in fuel grade plutonium -Current price is $1.5 million per kilogram; U.S. is dependent on Russia for supply • Irreplaceable heavy isotopes -Multiple applications in the Standards, R&D and Nonproliferation communities •Curium-246 •Curium-248 •Plutonium-242 •Plutonium-244 •Americium-243 • At a reprocessing price of $1000 per kilogram of heavy metal (kgHM), and with our other central estimates for the key fuel cycle parameters, reprocessing and recycling plutonium in existing light-water reactors (LWRs) will be more expensive than direct disposal of spent fuel until the uranium price reaches over $360 per kilogram of uranium. Plutonium-242 Spike, Nitrate Solution (99.95% Pu-242) C131. Plutonium-244 Spike, Nitrate Solution (97.9% Pu-244) SDS-Plutonium Oxide Plutonium Oxide PuO2 (87.79% Pu; 87% Pu-239) SDS-Plutonium Sulfate . C136. Plutonium Isotopic, 12% Pu-240. C137. Plutonium Isotopic, 18% Pu-240. C138. Plutonium Isotopic, 8% Pu-240. SDS-Thorium Oxide Impurity. There isn't much of the latter - something like 3 micrograms per liter (0.00000045 ounces per gallon), but when you consider how big the ocean is, that works out to 500 times more uranium in the. The only radioisotope that has consistently met the basic criteria is plutonium-238, which has a half-life of 88 years and a high power density, and has proven to be a very dependable and safe heat source on more than two dozen U.S. space missions over the past 50 years. In unlikely event of a mission accident, there is a potential for the.
Price List 2021 November 2020 Page 1 of 4 Please contact . availability and orders are evaluated on a case-by-case basis per applicable regulations. Please contact the NBL Program Office at . Plutonium Isotopic Standard, 18% Pu-240, sulfate 0.25 g Pu . $5,840 . C138 (250mg Beginning in 1960, the Savannah River Site (SRS) helped meet this challenge by making plutonium-238 to fuel radioisotope thermoelectric generators aboard spacecraft. These nuclear batteries power and warm spacecraft and the research instruments they carry, enabling exploration of deep space. SRS produced nearly all the plutonium-238 for every.
Although extremely scarce naturally, about 5000 kg of plutonium has been released into the atmosphere by nuclear weapons tests. The soil of the U.S. contains an average of about 2 millicuries (28 milligrams) per km^2 from fallout. 220.127.116.11 Plutonium Metallurg On the global market, current spot prices of uranium are around $50 per kilogram and declining; they have not exceeded $100 per kilogram for many years. Likewise, the heavy water cost assumed was quite high; the United States recently purchased heavy water from Iran at a cost of $269 per kilogram instead of the $600 per kilogram assumed figure Even if reprocessing costs could somehow be cut in half to $1,000 per kilogram of spent fuel, the price of uranium would have to rise to nearly $400 per kilogram in order for reprocessing to be cost effective. It is extremely unlikely that world uranium prices will rise to this level in the next 50 years, even if nuclear power expands dramatically 3. Plutonium-235. Given: Energy released = About 200 MeV per individual reaction (mass = 239 amu) a. List the balanced nuclear reaction. Type your response here: b. Determine the energy released per kilogram of fuel used. Given MeV per reaction, calculate energy in joules per kilogram of reactants. Consider 1 mole of plutonium-239 to be a mole.
The cost of recovering uranium in this way — for a single use resin — has recently been estimated 10 to be between $1000/kg and $1400/kg, about 15 times as much the current market price from terrestrial ores. For resins that can be used for six cycles, the price is lower, around $300/kg For an average exposure of 2100 MWD/T, the unit cost varies from $28.65 per gram of plutonium in FY 1966 to $22.70 per gram of plutonium in FY 1968. The N-Reactor is suitable for producing modest quantities of high Pu-240 content plutonium at a competitive price.}, Radioactive foodchains in the subarctic environment
EPRI recently analyzed the prices of zero-carbon electricity sources and found that if, as manufacturers claim, new reactors could be built for $1,700 per kilowatt of capacity (less than the cost. 137,381 Btu per gallon = 68,690,476 Btu; Result: You used more energy to heat your home. (Note that many factors affect the amount of energy a household actually uses for heating.) Example 2: You and your neighbor want to compare the price of the fuels for heating your homes on an equal basis
The declared characteristics are strictly mutually exclusive: Radioactive, density 20-20 g/cc, is explosive, is used in atomic weapons, the cost of a million dollars per gram (California costs $6.5 m per gram, and what organics-and $16 m for Gram , but California and this organics are products of complex synthesis, and the red mercury, first. . CBO's analysis of another study, by a group of researchers affiliated with Harvard University's Kennedy School of Government, suggests that reprocessing would cost about $1,300 per kilo
About 5 kg of ingrown /sup 241/Am was recovered from 850 kg of aged plutonium using a process developed specifically for Savannah River Plant application. The aged plutonium metal was first dissolved in sulfamic acid. Sodium nitrite was added to oxidize the plutonium to Pu(IV) and the residual sulfamate ion was oxidized to nitrogen gas and sulfate Plutonium's most stable isotope, plutonium-244, can last a long time. It has a half-life of about 82 million years and decays into uranium-240 through alpha decay, according to the Jefferson Lab Counts Per Minute (CPM) activity rate listed on the label is the activity level that includes all radiation types: alpha, beta and gamma. Since alpha radiation is the main form of radioactivity given off by the ore sample, not being able to detect alpha radiation will yield a much lower Counts Per Minute (CPM) The remaining 76% was purchased under long-term contracts at a weighted-average price of $34.74 per pound (Table 7). Is uranium more expensive than gold? Weapons-grade enriched uranium, of which uranium-235 comprises at least 93%, , is much cheaper, though twice as expensive as gold - around 100,000$ per kilogram At present, the reserves of uranium that can be profitably sold at at $50 per pound are enough for at least a hundred years. Since the cost of uranium ore is only 0.04 cents per kilowatt-hour, at the 2001 price of $9 per pound, even large increases in ore cost are affordable without increasing the cost of nuclear generated electricity.
. Like all actinides, uranium metal is radioactive, after thorium metal, it is the second most stable of those. The most abundant natural isotope of uranium metal is 238U with a half-life of 4.5 billion years. The basis for nuclear power plants is the fissile isotope 235U Russia, which has a larger plutonium stock of about 180 tonnes—128 of which is weapon-grade —said it considers about 50 tonnes of weapon-grade plutonium excess. After some deliberations, the two countries agreed to each eliminate 34 tonnes of plutonium. As it turns out, plutonium is a very difficult material to get rid of price is about $24,000 per kg. In contrast, excess weapon plutonium from the surplus nuclear weapons in the United States or Russia calls forth no legitimate buyers for use in reactors. It simply is more costly to take free plutonium and to fabricate it with natural or depleted uranium into mixed-oxide ceramic fuel—MOX—than to use virgi
for planning purposes is the amount of uranium available at a given price. Using latest estimates, urdnium supplies under $30 per kg can meet the world demand for Only a few decades. Clearly, some improvement is needed. In this type of market uranium price will plutonium content amounts to 4 GWd/kg Pu-fissile.This provides a plutonium. 0.515 ¢/kWh (US cents per kilo-Watt-hour) for a uranium ore price of $30/kg whereas the corresponding figure for plutonium based fuel is 2.24 ¢/kWh. 9 In other words, these studies show that at. The definition of a millirad 45 is 1 x 10-5 joules of energy deposit per kg of tissue. * The dose is therefore (1 x 10-4 / 1 x 10-5 =) 10 millirad. Since only 15% on what is inhaled spends this 2 years in the lung, 23 the exposure per trillionth of a pound inhaled is (10 x 0.15 =) 1.5 millirad plutonium in existing light-water reactors (LWRs) will be more expensive than direct disposal of spent fuel until the uranium price reaches over $360 per kilogram of uranium (kgU)Ša price that is not likely to be seen for many decades, if then. • At a uranium price of $40/kgU (comparable to current prices), reprocessing an
be discovered in the same cost range. (Historically, the spot price of uranium has always been less than $100 per kilogram, except for a period in the late 1970s and around 2007.) In 2007, uranium demand for the global fleet of nuclear power reactors was 67,000 metric tons—approximately 180 tons per giga-watt of generating capacity per year Thorium prices were quoted in the 1960s and 1970s, and hovered within the range of $30 to $35 per kilogram, but price publications have ceased owing to the decline in demand [U.S. Geological Survey (2012); U.S. Geological Survey (1999)]. Thorium is much more abundant in the Earth's crust than uranium, which prevent
Am243 (.12 KG.) reducing the enrichment of uranium 235 from 3.3 percent to .8 per cent. Uranium that is consumed is converted into 35 kilograms of as sorted fission products, 8.9 kilograms of various isotopes of plutoni um, 4.6 kilograms of uranium 236,.5 kilogram of neptunium 237, .12 kilogram of americium 243 and .04 curium 244 (right) The enrichment price represents the price per separative work unit SWU (US$/kg SWU). While the fabrication price includes the price per kilogram (US$/kg HM) to fabricate the specific fuel enriched for each reactor. Download : Download high-res image (1MB) Download : Download full-size image; Fig. 7 To get 1 kg MOX fuel with 8% plutonium, 8 kg of spent LWR fuel (containing 1% plutonium) have to be reprocessed. The production cost of plutonium for MOX fuel are therefore about US$8,000/kg. When the extra costs of fabricating the MOX fuel, at least US$1,500/kg, are added, the price of MOX fuel is about US$9,500/kg The salts cost roughly $150/kg, and thorium costs about $30/kg. If thorium becomes popular, this cost will only decrease as thorium is widely available anywhere in the earth's crust. Thorium is.
Each ThorCon will require 5.3 kg of 19.7% enriched uranium and 9.0 kg of thorium per day, on average. ThorCon clobbers coal on fuel cost. An extreme lower bound on coal fuel cost is 2 cents per kWh. Even at $90/kg U3O8, about double the current yellowcake spot price, ThorCon's fuel cost is less than 0.6 cents per kWh Of great interest are the terrestrial reasonably assured resources of uranium, which are likely to amount to 100 to 300 million tons of uranium at a price of $350 per kg (in comparison with the current spot market price of $20-30 per kg)(21) .2 kg or about 14 lb, the pit is 9 cm (4 inches) across.And only about one-fifth of it, a bit over 1 kg (2 pounds) undergoes a fission reaction. And only a gram (1/30th of an ounce) of that gets converted into explosive energy equal to 21,000 tons of TNT Einsteinium is not a commercial product; however, there are reports of Einsteinium fetching over $27 million per gram. Einsteinium facts. Einsteinium is a silvery, soft, paramagnetic metal. It is a radioactive transuranic element that is synthesized through neutron irradiation of plutonium or other elements In 2011, ESA introduced its quarterly spot U3O8 price, which is a spot price indicator published on a quarterly basis, an indicator published on a quarterly basis if EU utilities have concluded at least three new spot contracts. All price indices are expressed in US dollars per pound (US$/lb) and euro per kilogram (€/kgU)
(Only 6 kilograms of plutonium-239 can fuel a nuclear weapon, while each reactor makes 250 kilos of plutonium per year. One-millionth of a gram of plutonium, if inhaled, is carcinogenic.) So there is an extraordinarily complex, dangerous and expensive preliminary process to kick-start a fission process in a thorium reactor Platinum has not been this cheap vs. gold since 1907 AD. In other words, in over 110 years, we have not seen platinum values slump this far versus the price of gold.. Here at SD Bullion, we have covered Platinum fundamental investment factors as well as information about supply-demand factors at play today.. South Africa is the major miner of platinum ore in the world, accounting for about 70%. Its Plutonium Facility Building 4 (PF-4), the site of current pit production activities, is supposed to install a production capacity of 10 pits per year and then ramp up to a capability of making 30 pits per year by 2026, but the facility may not be up to the task
Plutonium 239, 239 Pu, is a fissile isotope, which means 239 Pu is capable of undergoing fission reaction after absorbing thermal neutron.Moreover, 239 Pu meets also alternative requirement that the amount (~2.88 per one fission by thermal neutron) of neutrons produced by fission of 239 Pu is sufficient to sustain a nuclear fission chain reaction. This isotope is the principal fissile isotope. The best deal on the market right now is SpaceX at around $4,000 USD per kilogram. And if they get the Falcon Heavy flying this year, it could bring the price down to around $2,500 per kilogram Uranium Price. Uranium does not trade on an open market like other commodities. Buyers and sellers negotiate contracts privately. Prices are published by independent market consultants UxC, LLC (UxC) and TradeTech. UxC* $32.30 US$/lb June 21, 2021. TradeTech $32.40 US$/lb June 11, 2021
Plutonium and Reprocessing of Spent Nuclear Fuel Frank N. von Hippel Portability of separated plutonium.The canister held by this worker in Russia's com-mercial reprocessing complex near Chelya-binsk contains 2.5 kg of plutonium dioxide powder. The material in three of these easily portable containers would suffice to make The plutonium is purified through a process called ion exchange, which Oak Ridge is still refining—a key step to reaching the 1.5-kilogram per year delivery goal. 7 SEND TO LOS ALAMO Today Platinum Price. Wednesday, 14 July 2021. ₹3,627. Today platinum price in rupees per gram. Today platinum price in India is 3,627 rupees per gram. Platinum Market Volatility. LOW HIGH The price of mercury can vary significantly over time, although the price generally ranges from $0.00289 per gram to $0.00869 per gram. Those values are based on a range of between $100 to $300 per flask, with a flask containing 34.5 kilograms
Metal Converter. Use this metal conversion tool to convert between different units of weight and volume. Please note that this type of conversion requires a substance density figure. A list of some common metal density approximations is provided below. Please enter a density figure, select a unit to convert from and to, enter a conversion value. of reprocessing uranium and plutonium using a range of prices for mined uranium (U^Oo), compared with a range of prices for reprocess-ing services (represented in the figure by the diagonal lines). For example, if reprocessing costs $150 per kilogram of spent fuel and natural uranium is selling at $10 per pound, a yearly ne Since each atom of 235 U has a mass of 235u x 1.66 x 10-27 kg/u = 3.9 x 10-25 kg, the daily consumption of a reactor is: 9.33 x 10 19 fissions/sec x 3.9 x 10-25 kg x 86400 sec/day = 3.14 kg/day. For comparison, a 1000 MWe coal-fired power plant burns about 10 000 tons (about 10 million kg) of coal per day Run enriched U-235+U-238 in a reactor. Some U-238 converts into plutonium. U-235 and plutonium are fissioned. When fission reaction becomes unsustainable, store the produced waste. It contains energy in the form of U-235, U-238 yet unconverted to plutonium and plutonium. Now, you can run a closed fuel cycle: Enrich uranium to very high levels.
. S. Atomic Energy Commission Contract No, AT(04-3)-109 Project SIZE-UP 1 January 1958 PLUTONIUM RECYCL Nickel alloy is widely used and specified for components in the offshore oil and gas, chemical processing and nuclear industries. These alloys offer properties including high strength and toughness, excellent performance at high temperature, excellent corrosion resistance in seawater and good resistance in hydrofluoric acid, dilute non-oxidizing acid, alkalis and salts Considering that the skeleton mass of adult man is estimated to be about 10.5 kg , then the content of 239 Pu per kilogram of bone tissue for our case was 1.9 kBq kg −1. Knowing the content of isotopes in the sample as well as their microscopic cross-section on thermal neutrons, it is possible to find the ratio of fission events due to 239 Pu. It corresponds to a power price increase of only ~0.25 cents/kW-hr, versus today's $40/kg ore price. Uranium sources that cost up to $500, and perhaps even ~$1000/kg (which would increase nuclear power's cost by 1-2 cents/kW-hr) can still be economic, especially in a CO2-emission-constrained world, and/or a world where gas and oil have started.
For example, a crude oil contract futures contract is 1,000 barrels of oil. At $75 per barrel, the notional value of the contract is $75,000. A trader is not required to place this amount into an. $100/kg greater, the cost of the Th-U fuel is 13% to 25% less than that of the fuels using uranium only. The uranium remained below 20 % total fissile fraction throughout the cycle, making it unusable for weapons. Total plutonium production per MWD was a factor of 4.5 less in the Th-U fuel than in the conventional fuel Historical prices. High rhodium prices during the late 1980s led to increased rhodium production from South Africa. This increased supply was primarily responsible for a declining rhodium price during the 1990s.Interruptions to Russian supply since early 1997 have helped the rhodium price to recover strongly
The Manhattan Project Fat Man type plutonium bombs, using explosive compression of Pu to significantly higher densities than normal, were able to function with plutonium cores of only 6.2 kg. Complete detonation of plutonium will produce an explosion equivalent to the explosion of 20 kilotons of trinitrotoluene (TNT) per kilogram Using more enrichment work could reduce the uranium needs of LWRs by as much as 30 percent per metric ton of LEU. And separating plutonium and uranium from spent LEU and using them to make fresh. Fuel price mainly contains petrol, diesel, LPG, Autogas and CNG prices. In this section people can find very useful information related to fuel price, people can find fuel prices changing on a regular basis. Petrol and Diesel rates in India are revised on a daily basis. Prices are revised at 06:00 AM every day
UPDATED ON JUN 10, 2014 11:51 AM IST. The Upper Mustang region in Nepal bordering China could have large deposits of uranium, says a recent survey. The ground radiometric survey was carried out. The displayed metal prices are estimates only. Terms Conversion base : 1 kWh = 0.12283503255128 kg SKE. Data quality assessment. The 2018 total of 40 million pounds U3O8e was 6% lower than the 2017 total of 43 million pounds U3O8e. Price Of Uranium Per Gram June 2020. Outlet price EUR 129.20 2. up to 5 kg The new a safety limit for plutonium in food will be one becquerel per kilogram. This mixing must continue long enough to yield a net specific energy expended upon the mix of at least 5000 joules per kilogram of the mix. Frozen navel end briskets have increased 115 yen per kilogram in the past week to 775 yen, MLA said in its weekly market report In 1993, Ontario Hydro and AECL sold heavy water to South Korea for over $300 (CDN) per kg (about $225 US/kg). CANDUs require about one (metric) tonne of heavy water for every megawatt (MW) of capacity. Heavy water moderator and coolant slow down neutrons to sustain a chain reaction
Fuel Fabrication: Market Price [$ per kg U] The costs for fabrication of fuel from natural uranium, designed for burnups of 43 GWd/t U, are ranging between 200 and 400 $ per kg U (no MOX fuel considered). Cost estimates for direct final disposal in a geologic repository are ranging between 60 and 290$/kg U for spent fuel transport and.