Results 21 to 30 of about 2,815,789 (303)

Clustering of ions at atomic dimensions in quantum plasmas [PDF]

open access: yes, 2013
By means of particle simulations of the equations of motion for ions interacting among themselves under the influence of newly discovered Shukla–Eliasson attractive force (SEAF) in a dense quantum plasma, we demonstrate that the SEAF can bring ions ...
Shukla, Padma, Eliasson, Bengt
core   +4 more sources

The hydrolysis of hydroxamic acid complexants in the presence of non-oxidizing metal ions 2: Neptunium (IV) ions. [PDF]

open access: yes, 2008
Hydroxamic acids are salt free, organic compounds with affinities for cations such as Fe3+, Np4+ and Pu4+, and have been identified as suitable reagents for the control of Pu and Np in advanced nuclear fuel reprocessing. The results of a UV-visible, near-
Boxall, C.   +3 more
core   +5 more sources

Bright, green fluorescent carbon dots for sensitive and selective detection of ferrous ions

open access: yesTalanta Open, 2023
Iron is critical to living organisms; excess or lack of iron could lead to a series of diseases. In this work, fluorescent carbon dots were developed as an efficient probe for sensitive and selective detection of ferrous ions (Fe2+).
Allora McEnroe   +5 more
doaj   +1 more source

The Potential of Commercial Biomass-Based Activated Carbon to Remove Heavy Metals in Wastewater – A Review

open access: yesJurnal Ilmu Lingkungan, 2023
Commercial activated carbon is a type of adsorbent commonly used in adsorption processes. However, the use of commercial carbon in wastewater treatment is still limited, due to the scarce availability of precursors and their high cost.
Vina Rofikoh   +2 more
doaj   +1 more source

Determination of carbonate ion by ion chromatography.

open access: yesBUNSEKI KAGAKU, 1996
Determination of carbonate ion by ion chromatography was investigated. The separation was performed on a TSKgel IC-Anion-PWXL (4.6 mm i.d.×35 mm) with boric acid-ethylenediamine buffer. The influence of the eluent pH on the capacity factors of carbonate and some inorganic anions was studied.
HASHIMOTO, Yoshimi   +2 more
openaire   +2 more sources

Carbon-ion Radiotherapy for Colorectal Cancer

open access: yesJournal of the Anus, Rectum and Colon, 2021
Heavy-ion radiotherapy (RT) is a kind of particle RT, and carbon-ion beam constitutes the primary delivery method of heavy-ion RT. Unlike the conventional photon modalities, particle RT, in particular carbon-ion radiotherapy (CIRT), offers unique physical and biological advantages.
Yamada, Shigeru   +6 more
openaire   +4 more sources

Transport of Carbonate Ions by Novel Cellulose Fiber Supported Solid Membrane [PDF]

open access: yes, 2011
Transport of carbonate ions was explored through fiber supported solid membrane. A novel fiber supported solid membrane was prepared by chemical modification of cellulose fiber with citric acid, 2′2-bipyridine and magnesium carbonate.
Gaikwad, A. G., A. G. Gaikwad
core   +2 more sources

Isotermal Adsorpsi Ion Tembaga (II) Menggunakan Arang Tongkol Jagung (Zea mays L.) Teraktivasi Kalium Permanganat

open access: yesKovalen: Jurnal Riset Kimia, 2023
Corn cobs which generally only become waste can be processed into activated carbon and used for the absorption of heavy metals, such as copper(II) ions.
Lisma Habiba   +7 more
doaj   +1 more source

Monte Carlo-based Investigation of Absorbed-dose Energy Dependence of Thermoluminescent Dosimeters in Therapeutic Proton and Carbon Ion Beams

open access: yesJournal of Medical Physics
Background: The present study is aimed at calculating relative absorbed-dose energy response correction (R) of commonly used thermoluminescent dosimeters (TLDs) such as LiF, Li2B4O7, and Al2O3 as a function of depth in water for protons (50–250 MeV/n ...
Arghya Chattaraj   +2 more
doaj   +1 more source

Sorption Mechanism of Lead Ions From Aqueous Solution By Imperata Cylindrica Dried Leaf Particle: Effect of Temperatures [PDF]

open access: yes, 2012
This study was conducted to investigate the sorption mechanism of Pb2+ ions from aqueous solution onto Imperata cylindrica (IC) dried leaf particles. The effect of temperatures (30, 35 and 40oC) was scrutinised from a batch adsorption system using a ...
Kumoro, A.C.
core   +1 more source

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