نتایج جستجو برای: polynuclear aluminum

تعداد نتایج: 52142  

Journal: :Chemistry: A European Journal 2023

Heterometallic trinuclear or pentanuclear complexes aligned as Rh−Pt−M Rh−Pt−M−Pt−Rh (M=Pt, Pd, Cu), respectively, were kinetically and thermodynamically synthesized characterized. These polynuclear complexes, in which three kinds of metals form straight one-dimensional structures with metal–metal bonds, are presented sweet, three-colored, Japanese dango dumplings. More information can be found...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2004
Yasuro Fuse Takeshi Yamada Etsu Yamada

5'-Chloro-5-dodecyl-2,4,2'-trihydroxyazobenzene (CDTA) impregnated XAD-4 resin (CDTA resin) was prepared, and applied to the preconcentration of trace aluminum from environmental water samples with satisfactory results. Aluminum was measured by flow-injection analysis (FIA) with fluorescence detection by using lumogallion after the preconcentration of aluminum with CDTA resin. Fe3+ and other co...

2008

Aluminum is ubiquitous; the third most common element of the earth's crust. It is naturally released to the environment from the weathering of rocks and volcanic activity. Human activities such as mining also result in the release of aluminum to the environment. Aluminum levels in environmental media vary widely depending upon the location and sampling site. In general, background levels of alu...

2016
Zhihui Ma Binlong Huang Shanshan Xu Yu Chen Guangqiu Cao Guochang Ding Sizu Lin

Chinese fir is a tall, fast-growing species that is unique to southern China. In Chinese fir plantations, successive plantings have led to a decline in soil fertility, and aluminum toxicity is thought to be one of the main reasons for this decline. In this study, Non-invasive Micro-test Technology was used to study the effect of aluminum stress on the absorption of 4 different ions in the roots...

2013
Darryl Quarles

Although aluminum excess is an apparent pathogenetic factor underlying osteomalacia in dialysis-treated patients with chronic renal failure, the mechanism by which aluminum impairs bone mineralization is unclear. However, the observation that aluminum is present at osteoid-bone interfaces in bone biopsies of affected patients suggests that its presence at calcification fronts disturbs the cellu...

2014
Yoshihiko Hangai Masaki Saito Takao Utsunomiya Soichiro Kitahara Osamu Kuwazuru Nobuhiro Yoshikawa

Aluminum foam has received considerable attention in various fields and is expected to be used as an engineering material owing to its high energy absorption properties and light weight. To improve the mechanical properties of aluminum foam, combining it with dense tubes, such as aluminum foam-filled tubes, was considered necessary. In this study, an aluminum foam-filled steel tube, which consi...

Journal: :Bulletin of the Chemical Society of Japan 1982

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