نتایج جستجو برای: lanthanum iii

تعداد نتایج: 261616  

Journal: :Angewandte Chemie 2021

We present the ?3-coordination of 2-phosphaethynthiolate anion in complex (PN)2La(SCP) (2) [PN=N-(2-(diisopropylphosphanyl)-4-methylphenyl)-2,4,6-trimethylanilide)]. Structural comparison with dinuclear thiocyanate-bridged (PN)2La(?-1,3-SCN)2La(PN)2 (3) and azide-bridged (PN)2La(?-1,3-N3)2La(PN)2 (4) complexes indicates that [SCP]? coordination mode is mainly governed by electronic, rather than...

Journal: :Фундаментальные исследования (Fundamental research) 2018

2009
Zhi-Wei Jiao Ru-Ji Wang Xiao-Qing Wang De-Zhong Shen Guang-Qiu Shen

Lanthanum zinc penta-borate, LaZnB(5)O(10), was synthesized by flux-supported solid-state reaction. It is a member of the LnMB(5)O(10) (Ln = rare earth ion and M = divalent metal ion) structure type. The crystal shows a three-dimensional structure constructed from two-dimensional {[B(5)O(10)](5-)}(n) layers with the lanthanum (coordination number nine) and zinc (coordination number six) ions fi...

2017
Nigar Sekercioglu Argie Angeliki Veroniki Lehana Thabane Jason W Busse Noori Akhtar-Danesh Alfonso Iorio Luciane Cruz Lopes Gordon H Guyatt

BACKGROUND Chronic kidney disease-mineral and bone disorder (CKD-MBD), a complication of chronic kidney disease, has been linked to reduced quality and length of life. High serum phosphate levels that result from CKD-MBD require phosphate-lowering agents, also known as phosphate binders. The objective of this systematic review is to compare the effects of available phosphate binders on laborato...

2009
Michael Smyth Birgitt Gellert Raymond D. Pratt

Recent advances in understanding the clinical and genetic heterogeneity of Dent's disease. D'mello RG et al. Responsiveness of hyper-calciuria to thiazide in Dent's disease. Acute interstitial nephritis associated with thiazide diuretics. Clinical and pathologic observations in three cases. Effect of hy-drochlorothiazide on urinary calcium excretion in Dent disease: an uncontrolled trial. Sir, ...

Journal: :Chemical engineering research & design 2022

A novel activation route for the preparation of carbon-based adsorbents functionalized with lanthanum and their application arsenic adsorption was proposed. This procedure is based on carbon dioxide at room temperature, which could allow to reduce energy consumption adsorbent cost. comparison this approach respect conventional thermal 800 °C under N2 atmosphere performed biochar from avocado se...

Journal: :Nanoscale 2013
Irene Emmanuelawati Jie Yang Jun Zhang Hongwei Zhang Liang Zhou Chengzhong Yu

A facile spray drying technique has been developed for large-scale and template-free production of nanoporous silica with controlled morphology, large pore size, and high pore volume, using commercially available fumed silica, Aerosil 200, as a sole precursor. This approach can be applied to the preparation of functional nanoporous materials, in this study, lanthanum oxide functionalised silica...

Journal: :Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 2009
Ellen Neven Geert Dams Andrei Postnov Bing Chen Nora De Clerck Marc E De Broe Patrick C D'Haese Veerle Persy

BACKGROUND Hyperphosphataemia is a risk factor for arterial calcification contributing to the high cardiovascular mortality in patients with chronic kidney disease. Calcium-based phosphate binders can induce hypercalcaemia and are associated with progression of vascular calcification. Therefore, the effect of lanthanum carbonate, a non-calcium phosphate binder, on the development of vascular ca...

2017
Takeo Ishii Yukiko Nakajima Kunio Oyama

Background: Iron-based phosphate binders are widely used in hemodialysis, to avoid the increased mortality associated with high serum phosphate in dialysis patients. However, comparative studies on the effects of phosphate binders are currently limited. In the present study, a comparative analysis of ferric citrate (FC), sucroferric oxyhydroxide (SF), and lanthanum carbonate (LC) was performed ...

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