Search results
|
|
No page with that title exists You can create an article with this title or put up a request for it. Please search Wikipedia before creating an article to avoid duplicating an existing one, which may have a different name or spelling.
Showing below up to 20 results starting with #1.
View (previous 20) (next 20) (20 | 50 | 100 | 250 | 500).
No article title matches
Page text matches
- Actinium (7046 bytes)
133: ...n the dark with an eerie blue light. It is found only in traces in uranium ores as 227-Ac, an [[alpha ...
146: ...al has been prepared by the reduction of actinium fluoride with lithium vapor at about 1100 to 1300?C.
161: *[http://periodic.lanl.gov/elements/89.html Los Alamos National Laborato... - Tooth (14790 bytes)
3: ...]]s are used for slicing food. In [[carnivore]]s only.
35: ...r an infant. Human children have 20 milk teeth evenly distributed across the quadrants. Each quadrant ...
44: Adult humans have 32 teeth evenly distributed across the quadrants. Each quadrant...
53: ...r of each quadrant (i.e. the third molar and commonly referred to as [[wisdom teeth]]) may or may not ...
73: ...eir ability to metabolize sugars. The addition of fluoride (sodium monofluorophosphate) to [[toothpaste]] is... - Volcano (27295 bytes)
47: ...nct volcanoes are those that scientists consider unlikely to erupt again. Whether a volcano is truly e...
109: ...noes. For example, [[Mount St. Helens]] is found inland from the margin between the oceanic [[Juan de ...
126: ...face expression. The large majority of these are only known about at surface because of earthquakes as...
171: ... sulfide]], [[hydrogen chloride]], and [[hydrogen fluoride]]. A large number of minor and trace gases are al...
177: ... Most of the hydrogen chloride (HCl) and hydrogen fluoride (HF) are dissolved in water droplets in the erupt... - Hubble Space Telescope (50930 bytes)
54: ...s can be clearly distinguished) would be limited only by [[diffraction]], rather than by the turbulenc...
81: ...;nm thick and a protective coating of [[magnesium fluoride]] 25 nm thick, which increased the mirror's ...
88: ...quately withstand frequent passages from direct sunlight into the darkness of Earth's [[shadow]] which...
117: ... meant that images from the Space Telescope were only marginally better than the best images obtainabl...
163: ... old, more rigid arrays entered and left direct sunlight. - Argon (6952 bytes)
44: ...y called an inert gas. The creation of argon hydrofluoride (HArF), a highly unstable compound of argon with ...
63: ...e the [[Earth's atmosphere|atmosphere]] contains only 0.934% volume of argon (1.29% mass). The [[Mars ...
66: ...rogen fluoride, they were able to form argon hydrofluoride (HArF).
74: *[http://periodic.lanl.gov/elements/18.html Los Alamos National Laborato... - Berkelium (5697 bytes)
83: ...s berkelium dioxide (BkO<sub>2</sub>), berkelium fluoride (BkF<sub>3</sub>), berkelium oxychloride (BkOCl),...
88: ...] by [[Glenn T. Seaborg]], [[Albert Ghiorso]], Stanley G. Thompson, and Kenneth Street, Jr at the [[Un...
94: *[http://periodic.lanl.gov/elements/97.html Los Alamos National Laborato... - Beryllium (15119 bytes)
146: ...iagnostics to filter out visible light and allow only X-rays to be detected.
158: ...his metal is accomplished by reducing [[beryllium fluoride]] with [[magnesium]] metal. Beryllium metal did n...
167: Of beryllium's 10 [[isotope]]s, only beryllium-9 is stable. [[Cosmogenic]] beryllium-...
186: ...not have any symptoms. The general population is unlikely to develop acute or chronic beryllium diseas...
205: *[http://periodic.lanl.gov/elements/4.html Los Alamos National Laborator... - Caesium (11026 bytes)
151: ...ercury (element)|mercury]], caesium is among the only metals that are liquid at or near room [[tempera...
161: ... as a [[base]] and as a source of [[anhydrous]] [[fluoride]] ion.
180: ...ement has the largest number of isotopes, it has only one naturally occurring stable [[isotope]], Cs-1...
190: *[http://periodic.lanl.gov/elements/55.html Los Alamos National Laborato... - Calcium (9166 bytes)
106: ...at is purified by [[electrolysis]] from [[calcium fluoride]]. It burns with a yellow-red flame and forms a w...
125: ...ave been used for [[Potassium|K]]-Ca age dating. Unlike cosmogenic isotopes that are produced in the [... - Cerium (12377 bytes)
174: Only [[europium]] is more reactive than cerium among ...
189: ** Cerium is used in [[stainless steel]] as a [[precipitation hardening]] agent...
218: .../sub>(CO<sub>3</sub>)<sub>3</sub>), [[cerium(III) fluoride]] (CeF<sub>3</sub>), [[cerium(III) oxide]] (Ce<su...
231: *[http://periodic.lanl.gov/elements/58.html Los Alamos National Laborato... - Dysprosium (8843 bytes)
174: * [[Fluoride]]s
175: ** [[dysprosium(III) fluoride|DyF<sub>3</sub>]]
201: *[http://periodic.lanl.gov/elements/66.html Los Alamos National Laborato... - Europium (8579 bytes)
167: * [[Fluoride]]s
168: ** [[europium(II) fluoride|EuF<sub>2</sub>]]
169: ** [[europium(III) fluoride|EuF<sub>3</sub>]]
200: *[http://periodic.lanl.gov/elements/63.html Los Alamos National Laborato... - Fluorine (8588 bytes)
39: ...aqueous solution, fluorine commonly occurs as the fluoride ion F<sup>-</sup>.
42: [[Fluoride]]s are compounds that combine fluoride with some positively charged counterpart. They of...
49: ...ed in the production of [[uranium]] (from the hexafluoride) and in more than 100 different commercial fluoro...
50: ...to contribute to the [[ozone hole]]. [[Sulfur hexafluoride]] is an extremely inert and (unusually for a fluo...
52: * [[Sodium fluoride]] has been used as an insecticide, especially aga... - Gadolinium (9860 bytes)
161: Unlike other rare earth elements, gadolinium is relat...
165: ...gnetic]] at room temperature, and is in fact the only metal to exhibit [[ferromagnetic]] properties ex...
175: ...a]] in [[1886]]. The element itself was isolated only recently for the first time.
177: ...ke the mineral [[gadolinite]], is named after [[Finland|Finnish]] chemist and [[geologist]] [[Johan Ga...
183: ...] technique, or by the reduction of its anhydrous fluoride with metallic [[Calcium]]. - Holmium (7766 bytes)
135: ...on]]-[[garnet]] (YIG) and yttrium-[[lanthanum]]-[[fluoride]] (YLF) solid state [[laser]]s found in [[microwa...
147: ... [[reduction]] of its anhydrous [[chloride]] or [[fluoride]] with metallic [[calcium]]. Its estimated abunda...
153: * [http://periodic.lanl.gov/elements/67.html Los Alamos National Laborato... - Krypton (9031 bytes)
194: ... can be produced in several different ways. Other fluorides and a [[salt]] of a krypton called [[oxygen|oxy]... - Lutetium (10459 bytes)
151: ...utetium as a [[transition metal]], but it is commonly considered a [[lanthanide]].
168: ...003% of the element. Pure lutetium [[metal]] has only relatively recently been isolated and is very di...
176: [[Fluoride]]: [[lutetium (III) fluoride|LuF<sub>3</sub>]], [[Chloride]]: [[lutetium (III)...
183: *[http://pearl1.lanl.gov/periodic/elements/71.html Los Alamos National... - Aluminium (26079 bytes)
66: ...s]] (although its [[electrical conductivity]] is only 60% that of [[copper]], it's lighter in weight a...
70: *[[Powder]]ed aluminium is commonly used for [[silvering]] in [[paint]]. Aluminium f...
82: ... ordinary clay. He also assured the Emperor that only he, himself, and the Gods knew how to produce th...
97: ... its oxide is an extremely stable compound that, unlike rust on steel, does not flake off. The very re...
99: ...mounts of [[electricity]]; recycling it requires only 5% of the energy to produce it. A common practic... - Neodymium (12345 bytes)
113: ...ttrium aluminium garnet), Nd:YLF (yttrium lithium fluoride), [[Neodymium doped Yttrium Orthvanadate|Nd:YVO<s...
130: * Fluorides
131: ** [[neodymium (III) fluoride|NdF<sub>3</sub>]]
167: *[http://periodic.lanl.gov/elements/60.html Los Alamos National Laborato... - Praseodymium (9138 bytes)
170: * [[Fluoride]]s
171: ** [[praseodymium (II) fluoride|PrF<sub>2</sub>]]
172: ** [[praseodymium (III) fluoridex|PrF<sub>3</sub>]]
173: ** [[praseodymium (IV) fluoride|PrF<sub>4</sub>]]
206: *[http://periodic.lanl.gov/elements/59.html Los Alamos National Laborato...
View (previous 20) (next 20) (20 | 50 | 100 | 250 | 500).