These are the only stable isotopes of boron however other isotopes have been synthesised.

Other nuclei decay instantaneously or form only stable isotopes and can only be identified by PGNAA.

Deuterium Around this time, William Giauque and Herrick Johnston at the University of California discovered the stable isotopes of oxygen.

Technetium (abbreviation Tc, atomic number 43) is the first of the two elements lighter than bismuth that have no stable isotopes (all are radioactive) the other such element is promethium.

Isotopes

Einsteinium

Our relationship is stable.

The Isotope Table... shows you the isotopes of the elements.

Alpha admitting isotopes are really rare.

Different isotopes produce different amounts of heat per mass.

Other isotopes of carbon have also been synthesised.

kalzium can display the isotopes of a range of elements

A single currency makes cross border trade and travel cheaper and simpler by removing

This table shows all of the known isotopes of the chemical elements.

The Syrian people are strong, patient, resilient, and resourceful.

Radioisotopes Fourteen radioisotopes have been characterized, with the most stable being 15O with a half life of 122.24 s and 14O with a half life of 70.606 s. All of the remaining radioactive isotopes have half lives that are less than 27 s and the majority of these have half lives that are less than 83 milliseconds (ms).

Seems like it'll be a little more stable now.

All they need and care about is stable, predictable rules.

But their communities had a stable rhythm about them.

The independent panel of experts has been established to advise on how the legislated Equalization and TFF levels should be allocated among provinces and territories in 2006 2007 and after.

Since this series was only studied more recently, its nuclides do not have historic names.

Lots of evidence from sediment cores and the pollen types, oxygen isotopes and so on.

The main complaints Russian suppliers can t sustain consistent quantities and quality.

Relations between the communities are stable at present.

let's set a stable oil price in Europe and the

Industry finance. This is in contrast to those countries where enforcement is stricter, such as in Croatia, where the drive to join the European Union has led to increased efforts for environmental compliance and created more stable commercial lending conditions.

DNA was extracted periodically and was compared to pure 14N DNA and 15N DNA.

The isotopes 284Uut and 283Uut have half lives of 0.48 and 0.10 seconds respectively.

Longer lived isotopes were not affected by this retention, and several terabecquerels entered the river every day.

For mass 100 and greater, the technetium isotopes of those masses are very short lived and quickly beta decay to isotopes of ruthenium.

Only unstable isotopes have a half life period. It is defined as the time in which half the isotopes decay.

Instead of requiring multi million dollar facilities I've developed a device that, on a very small scale, can produce these isotopes.

In fact, the word isotope means same place , and different isotopes have different mass numbers.

Sales performance improvement Salesmen more productive with experience Stable, long term customer relationship possible

Isotopes were not well understood at the time James Chadwick would not discover the neutron until 1932.

McMillan would found a lab at Berkeley that would be involved in the discovery of many new elements and isotopes.

More stable financial markets and a less volatile exchange rate relative to the euro will bring many advantages.

The first version of the Calligra Suite for Windows was released on .

There is also a need to secure more stable, predictable and flexible aid flows for the poorest countries.

For example, low and stable rates of inflation enable firms to have longer term horizons in planning their investments.

Economically affluent and politically stable countries of the OECD are well placed to meet the challenges.

However, full realization of the many benefits of the Convention will require sustained and collective efforts by States.

Project philosophy to build a strong and permanent relationship between the Russian wood processing industry and key European counterparts.

Some radioactive isotopes of xenon, for example, 133Xe and 135Xe, are produced by neutron irradiation of fissionable material within nuclear reactors.

All of the remaining thorium isotopes have half lives that are less than thirty days and the majority of these have half lives that are less than ten minutes.