Aluminum in Effluents and Sludges from the Preliminary Coagulation in Dairy Factory Aerated Balancing Tanks: An Analytical and Sorption Study by Michał Sadowski, Piotr Anielak, Wojciech M. Wolf

“…For colorimetric method, the optimum experimental conditions such as pH, reaction time, and concentration of other ions in the sample were determined. The sorption isotherms of aluminum on the activated sludge were determined for diverse aluminum species.…”
Get full text

Adsorption of Cadmium on Transcarpathian Clinoptilolite by V.O. Vasylechko, G.V. Gryshchouk, Yu.B. Kuz'ma, L.O. Lebedynets, O.Ya. Oliyarnyk

“…It has been demonstrated that cadmium(II) ions are most effectively adsorbed from sulphate solutions. …”
Get full text

Direct Synthesis of (K0.5Na0.5)NbO3 Powders by Mechanochemical Method by Nguyen Duc Van

“…The existence of a carbonato complex between CO32− and Nb5+ ions as an intermediate species of the formation of (K0.5Na0.5)NbO3 was also found.…”
Get full text

Study of Fluoride Affinity by Zirconium Impregnated Walnut Shell Carbon in Aqueous Phase: Kinetic and Isotherm Evaluation by M. Rajan, G. Alagumuthu

“…The presence of bicarbonate ions in aqueous solution was found to affect the fluoride removal indicating that these anions compete with the sorption of fluoride on adsorbents. …”
Get full text

Therapeutic Effect of Cu(II) Complex with Photocatalytic Property on Gastric Cancer by Inhibiting the Proliferation of Tumor Cells by Dan Yu, Shuqin Li

“…In situ hydrolysis of 1,4,5,8-naphthalenetetracarboxylic dianhydride (L) and simultaneous self-assembly with Cu(II) ions afforded a new Cu(II) compound formulated as [Cu(L) (4,4′-bpy)0.5(H2O)]n (1), which is structurally determined by a series of characterization techniques, such as powder X-ray diffraction (PXRD), thermogravimetric Analysis (TGA), and elemental analysis. …”
Get full text

Corrosion of steel in ionic liquids by Arenas M.F., Reddy R.G.

“…However, ionic liquids containing chloride ions were unable to form a passive region.…”
Get full text

CaCO3–Polymer Nanocomposite Prepared with Supercritical CO2 by Hiroaki Wakayama

“…Specifically, a nanocomposite with a high CaCO3 content was produced by introducing supercritical CO2 into a polymer matrix containing Ca ions. A mixture of poly(vinyl alcohol), Ca acetate, and poly(acrylic acid) was poured into a mold, the mold was placed in an autoclave, and CO2 was introduced to precipitate CaCO3 within the polymer matrix. …”
Get full text

Characterization of Blue Tourmaline from Madagascar for Exploring Its Color Origin by Ming Li

“…The absorption band at 725 nm is caused by charge transfer between Fe2+ at the Y site and Fe3+ at the Z site. Other ions in the crystal did not generate absorption lines in the visible spectral range. …”
Get full text

Whole genome sequencing of a novel carrageenan-degrading bacterium Photobacterium rosenbergii and oligosaccharide preparation by Jing Chen, Jing Chen, Runmin Chen, Kit-Leong Cheong, Zhuo Wang, Rui Li, Xuejing Jia, Qiaoli Zhao, Xiaofei Liu, Bingbing Song, Saiyi Zhong, Saiyi Zhong

“…Enzymatic activity was assessed under different conditions, including substrate, temperature, pH, and the presence of metal ions. Hydrolysis products were analyzed using thin-layer chromatography (TLC) and electrospray ionization mass spectrometry (ESI-MS).ResultsPhotobacterium rosenbergii GDSX-4 is a Gram-negative bacterium isolated from the red algae, capable of degrading several polysaccharides. …”
Get full text

On Analytical Solution of a Plasma Flow over a Moving Plate under the Effect of an Applied Magnetic Field by Taha Zakaraia Abdel Wahid, Adel M. Morad

“…The effects of an external magnetic field on the electrons collected with each other, with positive ions, and with neutral atoms in the plasma fluid are studied. …”
Get full text

Formation and structural studies of integrated membranes based on channel silicon by V. V. Bolotov, K. E. Ivlev, E. V. Knyazev, I. V. Ponomareva

“…This effect can be explained by facilitating diffusion in the structures of not only hydrogen but also fluoride ions.…”
Get full text

Development of a Cloud-Point Extraction Method for Cobalt Determination in Natural Water Samples by Mohammad Reza Jamali, Mohammad Gholinezhad, Saiedeh Balarostaghi, Reyhaneh Rahnama, Seyed Hojjat Allah Rahimi

“…A new, simple, and versatile cloud-point extraction (CPE) methodology has been developed for the separation and preconcentration of cobalt. The cobalt ions in the initial aqueous solution were complexed with 4-Benzylpiperidinedithiocarbamate, and Triton X-114 was added as surfactant. …”
Get full text

A hammerhead ribozyme selects mechanically stable conformations for catalysis against viral RNA by Man Lu, Zhiqiang Cao, Luoan Xiong, Hongying Deng, Kangkang Ma, Ning Liu, Yanding Qin, Shen-Bo Chen, Jun-Hu Chen, Yao Li, Yijin Liu, Zhongbo Yu

“…We identify a conformational set containing five mechanical conformers of the mini ribozyme, where magnesium ions select the active one. Our results are supported by molecular dynamics simulations. …”
Get full text

Nutrient Stimulation of Indigenous Microorganisms for Oil-in-Water Emulsion in a Medium Temperature Petroleum Reservoir with Ca2+-Rich Brine by Guoxin Shi, Yuanyuan Jia, Lei Bai, Guoqiang Li, Xiaoli Liu, Meichen Liu, Xuecheng Dai, Xuefeng Tian, Hongbo Wang, Ting Ma

“…One of the challenges indigenous microbial enhanced oil recovery (MEOR) is facing is the high percentage of divalent ions, which obstruct the growth and metabolism of microorganisms and destabilize the oil-in-water (o/w) emulsion. …”
Get full text

Mössbauer, XRD, and Complex Thermal Analysis of the Hydration of Cement with Fly Ash by Vili Lilkov, Ognyan Petrov, Yana Tzvetanova, Plamen Savov, Milen Kadiyski

“…Iron in cement is present as Fe3+-ions and occupies two octahedral positions, with close isomer shifts and quadrupole splittings. …”
Get full text

NMR study of a gel layer formed on an irradiated Na-aluminoborosilicate glass during aqueous alteration by Sathya Narayanasamy, Thibault Charpentier, Amreen Jan, Mélanie Moskura, Matilde Benassi, Jean-Marc Delaye, Stéphane Gin

“…Abstract Simplified borosilicate glass powders were irradiated by 952 MeV 136Xe ions and then altered in a solution at a high S/V ratio at pH 9 and 90 °C for 33 days. …”
Get full text

Biophysical and spectroscopical insights into structural modulation of species in the aggregation pathway of superoxide dismutase 1 by Vijay Raj Tomar, Shilpa Sharma, Soumik Siddhanta, Shashank Deep

“…Therefore, we probed the aggregation using ThT fluorescence, size-exclusion chromatography, and surface-enhanced Raman spectroscopy (SERS). The removal of metal ions and disulfide bonds resulted in the dimers rapidly first converting to an extended monomers then coming together slowly to form non-native dimers. …”
Get full text

Magnetic Property and Therapeutic Effect of a New Co(II) Complex on Liver Cancer by Regulating the Expression of miRNA31 by Zhenshan Guo, Jun Zhen, Zhoujia Yao, Yemeng Wang, Chenlu Jin

“…The analysis of single X-ray diffraction indicated that the H2TTHA2- ligand μ5-bridges connected the Co(II) ions into a two-dimensional layered architecture. …”
Get full text

Periodic splay Fréedericksz transitions in a ferroelectric nematic by Bijaya Basnet, Sathyanarayana Paladugu, Oleksandr Kurochkin, Oleksandr Buluy, Natalie Aryasova, Vassili G. Nazarenko, Sergij V. Shiyanovskii, Oleg D. Lavrentovich

“…The stationary bound charge is reduced by a geometrical “splay cancellation” mechanism that does not require free ions: the charge created by splay in one plane is reduced by splay of an opposite sign in the orthogonal plane.…”
Get full text

Dimuon and ditau production in photon-photon collisions at next-to-leading order in QED by Hua-Sheng Shao, David d’Enterria

“…At the LHC, the calculations obtained with the charge form factor for protons and lead ions including the NLO QED corrections improve the data-theory agreement for all measured differential distributions, and prove an indispensable ingredient for the extraction of precision quantities in photon-photon processes, such as the anomalous magnetic moment of the tau lepton.…”
Get full text