For example, one might quote a ten-day adjusted figure, that is, the amount of radioactivity that will still be present ten days in the future.

Ernest Rutherford, working in Canada and England, showed that radioactive decay can be described by a simple equation ( a linear first degree derivative equation, now called Rate equation, First-order reactions, first order kinetics, implying that a given radioactive substance has a characteristic " half-life " ( the time taken for the amount of radioactivity present in a source to diminish by half ).

The < sup > 19 </ sup > F < sub > 2 </ sub > acts as a carrier which increases the yield of radioactivity from the cyclotron target by reducing the amount of radioactivity lost by absorption on surfaces.

Depending on the amount of radioactivity administered, it can take days to weeks for the radioactivity to reduce to the point where the patient is not a radiation danger to bystanders.

Rotblat was able to deduce that the bomb had three stages and showed that the fission phase at the end of the explosion increased the amount of radioactivity by a thousand-fold.

Some technical measures to reduce the risk of accidents or to minimize the amount of radioactivity released to the environment have been adopted.

The amount of radioactivity is proportional to the serum IgE for the allergen.

The strontium unit is a unit used to measure the amount of radioactivity from strontium-90, a radionuclide found in nuclear fallout, in a subject's body ; as the human body absorbs strontium as if it were calcium, incorporating it into the skeleton, its presence is very common.

The exact amount of DNA " stuck " to the nitrocellulose is quantified by measuring the amount of radioactivity on the filter using a scintillation counter

Fission products are the largest amount of radioactivity for the first several hundred years, while actinides are dominant roughly 10 < sup > 3 </ sup > to 10 < sup > 5 </ sup > years after fuel use.

First, radioactive substances could be used to determine cardiac physiology ( function ) and should be done so with the least amount of radioactivity necessary to do so.

After decantation and washing the radioactivity of the aluminium oxide gives a measure of the amount of thymidine kinase in the sample.

This loss-of-coolant accident resulted in the release of an amount of radioactivity, estimated at 43, 000 curies ( 1. 59 PBq ) of radioactive krypton-85 gas ( half life 10 yrs ), but less than 20 curies ( 740 GBq ) of the especially hazardous iodine-131 ( half life 8 days ), into the surrounding environment.

" This is because a theoretical risk to a developing fetus exists, even though the amount of radioactivity retained may be small and there is no medical proof of an actual risk from radioiodine treatment.

The amount of radioactivity present in the hot cell, the energy of the gamma photons emitted by the radioisotopes, and the number of neutrons that are formed by the material will prescribe how thick the shielding must be.

In archery, some energy is dissipated through elastic hysteresis, reducing the overall amount released when the bow is shot.

Chemical rockets store a large amount of energy in an easily released form, and can be very dangerous.

Unless the forests and peat are harvested before flooding, the rotting vegetation is a source of CO < sub > 2 </ sub > and methane comparable in magnitude to the amount of carbon released by a fossil-fuel powered plant of equivalent power.

A small amount of material is released onto the two dimensional medium, leaving a visible mark.

* Emission standard, requirements that set specific limits to the amount of pollutants that can be released into the environment

An explosive material, also called an explosive, is a reactive substance that contains a great amount of potential energy that can produce an explosion if released suddenly, usually accompanied by the production of light, heat, sound, and pressure.

Nonetheless, a limited amount of output from the model has been publicly released through both the ECMWF and various sites.

The rate of release is too slow to have practical utility, but the total amount released is huge.

The nuclear reactor disaster at Chernobyl released a huge amount of radioactive tritium into the atmosphere, and smaller problems cause smaller releases.

Surgical interventions for IC / BPS include transurethral fulguration and resection of ulcers, using electricity / laser ; bladder denervation, where some of the nerves to the bladder are cut ( Modified Ingelman-Sundberg Procedure ); bladder augmentation ; bladder removal ( cystectomy ); electrical nerve stimulation, similar to TENS, where an electrical unit is implanted in the body and provides continuous or intermittent electrical pulses to the affected areas ( Interstim ); spinal cord stimulation ( SCS ), where an electrical unit is implanted that provides electrical stimulation to the spinal cord, interfering with pain reception to the brain ( ANS / Advanced Neuromodulation Systems spinal Cord Stimulator ); and the implantation of the intrathecal pain pump, where very small amounts of medication, like morphine sulfate, dilaudid, or baclofen are released into the cerebrospinal fluid via a catheter stemming from the small electrical pump, requiring only about 1 / 100 to 1 / 300 the amount of medication needed orally for the same therapeutic benefit, but with significantly fewer side effects.

A substantial amount of Shirow's work has been released in art book or poster book format.

Once the process succeeds, a very large amount of energy is released and the combined nucleus assumes a lower energy level.

This increases the amount of serotonin present at the synapse and allows it to remain there longer, hence potentiating the effect of naturally released serotonin.

The 8. 8 MeV / 202. 5 MeV = 4. 3 % of the energy which is released as antineutrinos is not captured by the reactor material as heat, and escapes directly through all materials ( including the Earth ) at nearly the speed of light, and into interplanetary space ( the amount absorbed is miniscule ).

Also, several free neutrons, gamma rays, and neutrinos are emitted, and a large amount of energy is released.

The amount of energy released by oxidative phosphorylation is high, compared with the amount produced by anaerobic fermentation.

Francia released them only after they agreed to pay an enormous collective indemnity of 150, 000 pesos ( about 75 percent of the annual state budget ), an amount so large that it broke their predominance in the Paraguayan economy.

A custom signature amplifier was engineered by Lifeson and released in April 2005 with the stipulation that UNICEF will receive a donation in the amount of $ 50 for every Alex Lifeson Signature TriAmp sold.

Chemical rockets store a large amount of energy in an easily released form, and can be very dangerous.

Just as the shape of the Wankel combustion chamber is resistant to preignition and will run on lower-octane rating gasoline than a comparable piston engine, it also leads to relatively incomplete combustion of the air-fuel charge, with a larger amount of unburned hydrocarbons released into the exhaust.

Today incineration treatments not only reduce the amount of hazardous waste, but also they also generate energy throughout the gases released in the process.

This fact plus the amount of chlorine released into the atmosphere by chlorofluorocarbons ( CFCs ) yearly demonstrates how dangerous CFCs are to the environment.

# Assessing the amount of pollutants being released by a particular source, such as wastewater or urban runoff.

The amount of neurotransmitter released is reduced in bright light and increases as light levels fall.

The amount of liquid poured into the chamber is determined by subtracting the quantity still in the beaker when the chamber is full from the original quantity.

Then spread a generous amount of glue on the four pieces and bend them into place on the jig.

The required amount of carbon tetrachloride was distilled into a series of reaction cells on a manifold on a vacuum line.

In a typical application -- the making of rigid urethane foam sandwich panels -- an amount of foam mixture calculated to expand 10 to 20% more than the volume of the panel is poured into the panel void and the top of the panel is locked in place by a jig.

In deciding how much land you want, take into account the amount you'll need to bring in the income you expect.

Gelignite was more stable, transportable and conveniently formed to fit into bored holes, like those used in drilling and mining, than the previously used compounds and was adopted as the standard technology for mining in the Age of Engineering bringing Nobel a great amount of financial success, though at a significant cost to his health.

This converted to GBP £ 1, 687, 837 at the time In 2012, the capital is worth around SEK 3. 1 billion ( USD 472 million, EUR 337 million ), which is almost twice the amount of the initial capital, taking inflation into account.

The large amount of travel done by Christie and Mallowan has not only made for a great writing theme, as shown in her famous novel: The Murder on the Orient Express, but also tied into the idea of archaeology as an adventure that has become so important in today ’ s popular culture as described by Cornelius Holtorf in his book Archaeology is a Brand.

After this, the senior priest ( or bishop ) pours pure olive oil and a small amount of wine into the shrine lamp, and says the " Prayer of the Oil ", which calls upon God to "... sanctify this Oil, that it may be effectual for those who shall be anointed therewith, unto healing, and unto relief from every passion, every malady of the flesh and of the spirit, and every ill ..." Then follow seven series of epistles, gospels, long prayers, Ektenias ( litanies ) and anointings.

When analyzing the efficiency of algorithms that use stacks, one may also specify that all operations take the same time no matter how many items have been pushed into the stack, and that the stack uses a constant amount of storage for each element.

Electric incinerating toilets turn excrement into a small amount of ash.

They also made it available to high schools in the Hanover area and put a considerable amount of effort into promoting the language.

Jefferson is known to have done an unusual amount of traveling for the time in the American South, which is reflected in the difficulty of pigeonholing his music into one regional category.

If an account has a debit balance, the balance amount is copied into column two ( the debit column ).

If an account has a credit balance, the amount is copied into column three ( the credit column ).

Often, these materials are then converted into finished products, and a significant amount of value is added.

This takes the form of a large amount of paperwork, photographs, and attention to and memory of large quantities of detail, some of which is sometimes assembled into the story bible for the production.

The resulting hard substance, called ' clinker ', is then ground with a small amount of gypsum into a powder to make ' Ordinary Portland Cement ', the most commonly used type of cement ( often referred to as OPC ).

Light of composite wavelengths ( natural sunlight ) disperses into a visible spectrum passing through a prism, because of the wavelength dependent refractive index of the prism material ( dispersion ); that is, each component wave within the composite light is bent a different amount.

A standard amount of explosive is loaded into a long hollow cylinder, usually of copper, and detonated at one end.

Another reason to be interested in S < sub > 1 / T </ sub >( ƒ ) is that it often provides insight into the amount of aliasing caused by the sampling process.

For many geologic applications, isotope ratios are measured in minerals that give the amount of time that has passed since a rock passed through its particular closure temperature, the point at which different radiometric isotopes stop diffusing into and out of the crystal lattice.

English gold coins intended for circulation from 1526 into the 1930s were typically a standard 22k alloy called crown gold, for hardness ( American gold coins for circulation after 1837 contained the slightly lower amount of 0. 900 fine gold, or 21. 6 kt ).

By 2006, such was the confusion from these multiple Acts, each amending the others ( and not all of which were ever actually commenced and thus were in the public record but not enforced as actual legislation ); and the amendments of Irish firearms legislation by other Acts ranging from the Wildlife Acts ( mostly relating to hunting law ) to the Road Traffic Acts ( relating to how and where firearms could be transported ) and others ; the large amount of secondary legislation ( Statutory Instruments, which set out regulations, the design of application forms for licences and so forth, as well as the details of when various parts of the Acts came into force ); as well as the introduction of EU firearms law into the canon of Irish legislation ; led the Irish Law Reform Commission to recommend that all the extant legislation be restated a legal process by which all the existing primary and secondary legislation would be read as one and a single document produced as the new Firearms Act ( and all prior Acts would be repealed ).