Help


[permalink] [id link]
+
Page "Shielding gas" ¶ 3
from Wikipedia
Edit
Promote Demote Fragment Fix

Some Related Sentences

important and properties
Its clarity and good optical properties are other important factors.
We devote a chapter to the binomial distribution not only because it is a mathematical model for an enormous variety of real life phenomena, but also because it has important properties that recur in many other probability models.
The most important factor in determining what properties the end-product will have is quite naturally the type of hydroxyl-rich compound that is used in its production.
Initially a study of systems of polynomial equations in several variables, the subject of algebraic geometry starts where equation solving leaves off, and it becomes even more important to understand the intrinsic properties of the totality of solutions of a system of equations, than to find a specific solution ; this leads into some of the deepest areas in all of mathematics, both conceptually and in terms of technique.
His emphasis on the role of universal properties brought category theory into the mainstream as an important organizing principle.
Its purgative properties are important ( known as la purga or " the purge ").
This gradual transformation is an important consideration when studying the properties of elemental berkelium and its chemical compounds, since the formation of californium brings not only chemical contamination, but also self-radiation damage, and self-heating from the emitted alpha particles.
Biochemistry studies the chemical properties of important biological molecules, like proteins, and in particular the chemistry of enzyme-catalyzed reactions.
Reflexive spaces have many important geometric properties.
SWNTs are an important variety of carbon nanotube because most of their properties change significantly with the ( n, m ) values, and this dependence is non-monotonic ( see Kataura plot ).
This is especially important when functionalization is required ( this means grafting of chemical functions at the surface of the nanotubes ) to add new properties to the CNT.
The metallic state has historically been an important building block for studying properties of solids.
Compactness generalizes many important properties of closed and bounded intervals in the real line ; that is, intervals of the form for real numbers and.
The most important attribute of CVD diamond growth is the ability to control the properties of the diamond produced.
The properties of ceramics make fracturing an important inspection method.
Though typically accessed by a DBMS through the underlying Operating system ( and often utilizing the operating systems ' File systems as intermediates for storage layout ), storage properties and configuration setting are extremely important for the efficient operation of the DBMS, and thus are closely maintained by database administrators.
While DDT's chemical and insecticidal properties were important factors in these victories, advances in application equipment coupled with a high degree of organization and sufficient manpower were also crucial to the success of these programs.
Though typically accessed by a DBMS through the underlying Operating system ( and often utilizing the operating systems ' File systems as intermediates for storage layout ), storage properties and configuration setting are extremely important for the efficient operation of the DBMS, and thus are closely maintained by database administrators.
The most important properties are bit rate and video size.
From the above properties an important feature arises: Looking at two triangles ABD and BCD with the common edge BD ( see figures ), if the sum of the angles α and γ is less than or equal to 180 °, the triangles meet the Delaunay condition.
These properties however can become important when circuitry is subjected to transients, such as when first energised.
Nitrate esters, such as nitroglycerin, are known for their explosive properties, while polyesters are important plastics, with monomers linked by ester moieties.
Explorer satellites have made important discoveries: Earth's magnetosphere and the shape of its gravity field ; the solar wind ; properties of micrometeoroids raining down on the Earth ; much about ultraviolet, cosmic, and X-rays from the solar system and universe beyond ; ionospheric physics ; Solar plasma ; solar energetic particles ; and atmospheric physics.
No test is capable of directly comparing the explosive properties of two or more compounds ; it is important to examine the data from several such tests ( sand crush, trauzl, and so forth ) in order to gauge relative brisance.
This successful initiation of a chain-reacting pile was important not only for its help in assessing the properties of fission — needed for understanding the internal workings of an atomic bomb — but also because it would serve as a pilot plant for the massive reactors which would be created in Hanford, Washington, which would then be used to produce the plutonium needed for the bombs used at the Trinity site and Nagasaki.

important and shielding
An understanding of space environmental conditions is also important in designing shielding and life support systems for manned spacecraft.
Electrical continuity of the aluminium is also maintained by aluminium overlay strips to ensure AC eddy-current shielding, which is important at frequencies greater than 1 Hz.
In general, larger detectors have higher efficiency than smaller detectors, although the shielding properties of the detector material are also important factors.

important and gases
Because it is softer than most other metals in general use, brass is often used in situations where it is important that sparks not be struck, as in fittings and tools around explosive gases.
Because the GWP of a greenhouse gas depends directly on its infrared spectrum, the use of infrared spectroscopy to study greenhouse gases is centrally important in the effort to understand the impact of human activities on global climate change.
While the absorption of infrared radiation by many greenhouse gases varies linearly with their abundance, a few important ones display non-linear behaviour for current and likely future abundances ( e. g., CO < sub > 2 </ sub >, CH < sub > 4 </ sub >, and N < sub > 2 </ sub > O ).
Noble gases have several important applications in industries such as lighting, welding, and space exploration.
One of his most important contributions was clearly distinguishing one from the other, stating that gases are composed of molecules, and these molecules are composed of atoms.
In 1800, Dalton became a secretary of the Manchester Literary and Philosophical Society, and in the following year he orally presented an important series of papers, entitled " Experimental Essays " on the constitution of mixed gases ; on the pressure of steam and other vapours at different temperatures, both in a vacuum and in air ; on evaporation ; and on the thermal expansion of gases.
In many cases ( such as the kinetic theory of gases ), given a good understanding of the components of the system, one can predict all the important properties of the system as a whole.
Plücker, first by himself and afterwards in conjunction with Johann Hittorf, made many important discoveries in the spectroscopy of gases.
Air cleaning and filtration is an important factor of our indoor environment because cleaning the air filters out what the lungs cannot by removing particles, contaminants, vapors and gases from the air.
" People need to be aware that it isn ’ t just that ’ s the problem " ... " is the most important greenhouse gas-there's no question about that ," and " Greenhouse gases come in different strengths ," Shine said.
However the buses were probably the most important source of dangerous to health gases.
In gases, compressibility and density are related, making other compositional effects and properties important, such as temperature and molecular composition.
The result is much less permeable to gases ( important in food packaging ) and reflects up to 99 % of light, including much of the infrared spectrum.
It is an important part of the behavior of charge-carrying fluids, such as ionized gases ( classical plasmas ) and conduction electrons in semiconductors and metals.
As the greenhouse gases have become a global issue, finding a solution to deal with or lessen this problem is very important.
Testing of pressure vessels for transport and storage of gases is very important because such containers can explode if they fail under pressure.
In 1927, he studied ionisation in gases and published an important book, Chemistry of the Electron.
Ideal gases provide an important application of the equipartition theorem.
Thomas Andrews FRS ( 9 December 1813 – 26 November 1885 ) was a chemist and physicist who did important work on phase transitions between gases and liquids.
CLAES produced a 19-month global database showing the vertical distributions of important ozone-layer gases in the stratosphere and their variation with time of day, season, latitude, and longitude.
Ideality of solutions is analogous to ideality for gases, with the important difference that intermolecular interactions in liquids are strong and can not simply be neglected as they can for ideal gases.
It is important that the gases are thoroughly mixed before analysis as the analysis will then be more reliable.
When using a gas syringe to measure gases it is important to keep the syringe free from liquids.

0.697 seconds.