User contributions for KRiStA

29 April 2011

• 01:4501:45, 29 April 2011 diff hist +246‎ N File:Better.jpg ‎ Structure of Dopamine Hydrochloride current
• 01:3501:35, 29 April 2011 diff hist +304‎ N File:Dgraph.gif ‎ This graph shows normal dopamine levels, dopamine levels on nicotene, and dopamine levels on cocaine. current
• 01:2901:29, 29 April 2011 diff hist +307‎ N File:D1.gif ‎ This picture illustrates dopamine, dopamine receptors, and the reuptake system (uptake pump). current

18 February 2011

• 12:0912:09, 18 February 2011 diff hist +462‎ N File:Di structure.png ‎ Name: dichlorodifluoromethane Formula: CCl2F2 Molar Mass: 120.9129064 Additional Names: methane, dichlorodifluoro- freon F-12 freon 12 R-12 current
• 04:0704:07, 18 February 2011 diff hist 0‎ File:JL.jpg ‎ uploaded a new version of "File:JL.jpg": Joseph Lussac current
• 04:0704:07, 18 February 2011 diff hist +300‎ N File:JL.jpg ‎ Joseph Lussac
• 04:0504:05, 18 February 2011 diff hist +304‎ N File:Joseph Gay Lussac1.jpg ‎ Joseph Gay Lussac current

25 January 2011

• 03:2603:26, 25 January 2011 diff hist +421‎ N File:Ozone.gif ‎ It's back, and it's bigger than ever. The ozone hole that has been a cause of concern in recent years has again reformed over Earth's South Pole. Dicholordifluoromethane may be causing destruction to the ozone layer. current
• 03:2103:21, 25 January 2011 diff hist +1,805‎ N File:Astro.jpg ‎ Recently, Moore and the ECLSS team completed work on a Freon coolant loop flow problem in Discovery during Return to Flight processing. Freon coolant loop lines are located in the rear and midbody of each orbiter. The cooling stainless-steel lines provide current
• 03:1503:15, 25 January 2011 diff hist +274‎ N File:02-refrigerator.jpg ‎ The temperature inside a refrigerator and freezer current

3 December 2010

• 03:1603:16, 3 December 2010 diff hist +466‎ N File:Brokentb.jpg ‎ Terbium is a relatively resistant, sparsely toxic lanthanoid. It has some special technical applications, especially in optoelectronics. Terbium(III)-ions can fluoresce very good in green and yellow, so terbium is used in in CRT television sets, similar t current
• 03:1103:11, 3 December 2010 diff hist +219‎ N File:Tbsulfate.jpg ‎ Terbium sulfate, Tb2(SO4)3, a white salt. current
• 03:0703:07, 3 December 2010 diff hist +329‎ N File:Tbcrystal.jpg ‎ After the acid evaporated, small crystals of the terbium compounds remained. Visibly more terbium(III) than terbium(IV) formed. Detail size about 4 cm. current
• 03:0103:01, 3 December 2010 diff hist +357‎ N File:Taa.jpg ‎ A small piece of terbium dissolved in 25% acetic acid. The reaction product contains the colorless terbium(III) ion and the red-brown terbium(IV) ion, probably as terbium acetate.
• 02:5802:58, 3 December 2010 diff hist +261‎ N File:Greentb.jpg ‎ Terbium sulfate, Tb2(SO4)3, a white salt, fluoresces green under ultraviolet light current

30 November 2010

• 02:2402:24, 30 November 2010 diff hist +617‎ N File:Xray.jpg ‎ X-rays are a form of ionizing radiation that can penetrate the body to form an image on film. Structures that are dense (such as bone) will appear white, air will be black, and other structures will be shades of gray depending on density. X-rays can provi
• 02:0402:04, 30 November 2010 diff hist +357‎ N File:Terbium sample.jpg ‎ Terbium Atomic Weight: 158.925 g/mol Density: 8.23 g/cm3 Electron Configuration: [Xe] 4f96s2 Melting Point: 1629 K, 1356 °C, 2473 °F Boiling Point: 3503 K, 3230 °C, 5846 °F
• 01:5901:59, 30 November 2010 diff hist +341‎ N File:Tvtb.jpg ‎ Adosh Mehta holds a glass plate that glows green in ultraviolet light. The plate's tiny channels are packed with gadolinium oxide nanoparticles doped with terbium. current

11 June 2010

• 17:1217:12, 11 June 2010 diff hist +43‎ File:20536092 76f41f3237 o.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +17‎ File:62062316 ab2bb253fb b.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +17‎ File:132664365 7045fffa78 b.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +17‎ File:582448847 73b905880f.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +17‎ File:156173962 8525eebc95 b.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +43‎ File:185598708 25e45a30ec.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +17‎ File:226647253 8a4a60c3e3 b.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +17‎ File:399981176 a8e6822d60 o.jpg ‎No edit summary current
• 17:1217:12, 11 June 2010 diff hist +18‎ File:555844696 acf9a0c085 b.jpg ‎No edit summary current
• 17:0817:08, 11 June 2010 diff hist +26‎ File:Humpback01.jpg ‎No edit summary current
• 17:0817:08, 11 June 2010 diff hist +25‎ File:Humback02.jpg ‎No edit summary current
• 17:0817:08, 11 June 2010 diff hist +25‎ File:Humpback05.jpg ‎No edit summary current
• 17:0817:08, 11 June 2010 diff hist +25‎ File:Humpback03.jpg ‎No edit summary current
• 17:0817:08, 11 June 2010 diff hist +25‎ File:Humpback04.jpg ‎No edit summary current
• 17:0817:08, 11 June 2010 diff hist +26‎ File:Humpback06.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +20‎ File:Camels5.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +44‎ File:Camel2.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +20‎ File:Camel5.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +19‎ File:Camel3.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +20‎ File:Camel4.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +19‎ File:Camel6.jpg ‎No edit summary current
• 17:0417:04, 11 June 2010 diff hist +19‎ File:Camel1.jpg ‎No edit summary current

10 June 2010

• 17:4317:43, 10 June 2010 diff hist +28‎ File:Standing wildebeest.jpg ‎No edit summary current
• 17:4317:43, 10 June 2010 diff hist +28‎ File:Anatomy of wildebeest.jpg ‎No edit summary current
• 17:4217:42, 10 June 2010 diff hist +27‎ File:Wildebeest herd.jpg ‎No edit summary current
• 17:4117:41, 10 June 2010 diff hist +20‎ N Category:Connochaetes ‎ Created page with 'category:Bovidae' current
• 17:4017:40, 10 June 2010 diff hist +51‎ File:Ecology of wildebeests.jpg ‎No edit summary current
• 17:3217:32, 10 June 2010 diff hist +22‎ File:Southafrica.jpg ‎No edit summary
• 17:3117:31, 10 June 2010 diff hist +17‎ File:Pangolin.jpg ‎No edit summary
• 17:2317:23, 10 June 2010 diff hist −2‎ File:American Eskimos.JPG ‎No edit summary current
• 17:2317:23, 10 June 2010 diff hist −2‎ File:98159324 7ef22330b6 o.jpg ‎No edit summary current
• 17:2317:23, 10 June 2010 diff hist +15‎ File:98160359 ab018c86e1 o.jpg ‎No edit summary current