نتایج جستجو برای: ion species

تعداد نتایج: 741671  

Farrokh Gharib Romina Shakibazadeh Sasan Sharifi Sima Mehdizadeh

The protonation of different species of glycylisoleucine were studied in the pH range of 1.5 - 10 at25 °C using potentiometric technique. Investigations were performed in sodium perchlorate andtetraethylammonium iodide as background electrolytes at I (0.1, 0.2, 0.3, 0.4, 0.5, and 0.6) moldm-3. The parameters based on the protonation constants were calculated, and their dependenceson ionic stren...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1376

saluk mount is selected for devonian biostratigraphy. this area located at southwest of bojnurd. in this study three sections are selected and two sections, chahar-borj and tabar sections with a thickness of 650 m, which consist mainly of calcareous sediments was studied in detailed but third section, qelli section, with a thickness of about 450m which consist mainly of sandstone and evaporates...

2012
Cristián Gutiérrez-Ibáñez Andrew N. Iwaniuk Thomas J. Lisney Macarena Faunes Gonzalo J. Marín Douglas R. Wylie

In birds, there is a retinofugal projection from the brain to the retina originating from the isthmo optic nucleus (ION) in the midbrain. Despite a large number of anatomical, physiological and histochemical studies, the function of this retinofugal system remains unclear. Several functions have been proposed including: gaze stabilization, pecking behavior, dark adaptation, shifting attention, ...

2004
D. LEIBFRIED M. D. BARRETT J. D. JOST M. A. ROWE

VJe describe the underlying concept and experimental demonstration of the basic building bloclts of a scalable quantum information processor archikcture using trapped ion-clubits. The trap structure is divided into many subregions. In eacl~ several ion-qubits can be trapped in complete isolation from all the other ion-qubits in the system. In a particular subregion, ion-qubits can either be st,...

Journal: :Frontiers of Environmental Science & Engineering 2022

Abstract Ion-exchange membranes (IEMs) are utilized in numerous established, emergent, and emerging applications for water, energy, the environment. This article reviews five different types of IEM selectivity, namely charge, valence, specific ion, ion/solvent, ion/uncharged solute selectivities. Technological pathways to advance selectivities through sorption migration mechanisms transport cri...

Journal: :global journal of environmental science and management 0
d. sivakumar department of civil engineering, vel tech high tech dr.rangarajan dr.sakunthala engineering college, avadi, chennai 600062, tamil nadu, india

the isolated fungi species of different kinds from chromium contaminated soil sites located in nagalkeni, chennai were used for reducing chromium(vi) in a tannery industry wastewater of nagalkeni, chennai.  the experiments were conducted to know biosorption potential of isolated fungi species for removing chromium(vi) in a tannery industry wastewater against the different ph, fungi biomass and ...

Journal: :MRS Internet Journal of Nitride Semiconductor Research 2000

Journal: :Physical review 2022

Trapped ions form an advanced technology platform for quantum information processing with long qubit coherence times, high-fidelity logic gates, optically active qubits, and a potential to scale up in size while preserving high level of connectivity between qubits. These traits make them attractive not only computing but also networking. Dedicated, special-purpose trapped-ion processors conjunc...

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