نتایج جستجو برای: 0086 nh4 0434 h2o 1689 so42

تعداد نتایج: 22966  

Journal: :Angewandte Chemie 2012
Youngsoon Kim Eui-seong Moon Sunghwan Shin Heon Kang

The ubiquity of water in natural environments makes the interaction of water with solid surfaces an important subject of study in a wide variety of scientific disciplines and technologies. One of the most intensively investigated systems for the interaction of water with metal surfaces is water on Ru(0001), which has become a test system for our understanding of this scientific field. Numerous ...

Journal: :Minerals 2023

Kaolinite is one of the principal rare earth element (REE) ion-adsorption clays that hosts a wide range elements, including Dy(III) as representative example. Ammonium sulfate typical salt used to leach REEs. Due carbon dioxide emissions which occur during ammonia production, it urgently necessary develop low environmental pollution leaching agents can replace (NH4)2SO4. MgSO4 regarded most pro...

Journal: :American journal of physiology. Cell physiology 2010
Nazih L Nakhoul Solange M Abdulnour-Nakhoul Emile L Boulpaep Edd Rabon Eric Schmidt L Lee Hamm

Rhbg is a nonerythroid membrane glycoprotein belonging to the Rh antigen family. In the kidney, Rhbg is expressed at the basolateral membrane of intercalated cells of the distal nephron and is involved in NH4+ transport. We investigated the substrate specificity of Rhbg by comparing transport of NH3/NH4+ with that of methyl amine (hydrochloride) (MA/MA+), often used to replace NH3/NH4+, in oocy...

Journal: :Acta Crystallographica Section E Crystallographic Communications 2015

Journal: :Resources Recycling 2023

Good control of the solution pH and temperature is required to recover vanadium from water leaching ore after sodium roasting. However, such adjustments could lead aluminum-vanadium sodium-vanadium co-precipitation, which greatly affects efficiency recovery. In this study, a process that can increase recovery as ammonium metavanadate [NH4VO3] polyvanadate [(NH4)2V6O16·H2O] was investigated by e...

2017
Ruidong Wu Xuehua Zhou Linpeng Wang Zhe Wang Yang Zhou Wenxing Wang Kimitaka Kawamura

A year-long study was performed to comprehensively investigate the mass concentration, water-soluble ions, organic and elemental carbons, and elemental components of atmospheric fine particles from March 2006 to February 2007 in Qingdao. The results showed that PM2.5 concentration was over twice the National Ambient Air Quality Standards of 35 μg/m3 (GB3095-2012), with the highest value in wint...

Journal: :Asian Journal of Chemistry 2013

2017
Robert D. Bannister William Levason Gillian Reid Wenjian Zhang

The reaction of bis(diphenylphosphino)methane dioxide (dppmO2) with LaCl3, LaI3 or LaCl3/[NH4][PF6] produces [La(dppmO2)4]Y3 (Y = Cl, I, PF6) which contain eight-coordinate, distorted square antiprismatic cations. In contrast, LaCl3 or LaCl3/[NH4][PF6] and 1,2-bis(diphenylphosphino)ethane dioxide (dppeO2) produce the polymer [LaCl3(dppeO2)1.5]n, which has a six-coordinate La centre with three m...

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