نتایج جستجو برای: modified absorbent
تعداد نتایج: 253015 فیلتر نتایج به سال:
BACKGROUND Guidelines on urinary incontinence recommend that absorbent products are only used as a coping strategy pending definitive treatment, as an adjunct to ongoing therapy, or for long-term management after all treatment options have been explored. However, these criteria are rarely met and a significant share of long-term product users could still benefit from therapeutic interventions r...
Methoxy polyethylene glycol modified magnetite nanoparticles (PEGMNs) were synthesized and characterized by scanning electron microscopy (SEM), vibrating sample magnetometer (VSM), and X-ray diffraction (XRD). The adsorption of diazinon onto PEGMNs was investigated by UV-Vis spectrophotometry at 236 nm, through batch experiments. The effects of adsorbent dosage, solution pH, contact time, solut...
OBJECTIVE To determine the usefulness of cerebrospinal fluid tests in the diagnosis of neurosyphilis. METHODS Two hundred and seven cerebrospinal fluid-Venereal Disease Research Laboratories tests were performed at King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia between 1992 and 1997. The records of 14 cases with progressive neurological disease and reactive serum fl...
methoxy polyethylene glycol modified magnetite nanoparticles (pegmns) were synthesized and were characterized by scanning electron microscopy (sem), vibrating sample magnetometer (vsm), and x-ray diffraction (xrd) . the adsorption of diazinon onto (pegmns) was investigated by uv spectrophotometry at 236 nm, through batch experiments. the effects of adsorbent dosage, solution ph, contact time, s...
Isolation of high acid-yielding mutants of Aspergillus niger by a paper culture selection technique.
SUMMARY: A method for isolating and identifying high acid-yielding mutants of Aspergillus niger is described. This involves cultivation of the organisms on absorbent paper soaked in an indicator medium. The advantages of the technique and the criteria used for selecting biochemically interesting mutants are briefly described. The greater acid production of mutants selected by paper culture has ...
BACKGROUND: Nutrient management plays an important role for obtaining satisfactory yields and to increase crop productivity. Also keep soil moisture under drought stress is an important factor to produce economical production, so super absorbent polymer has great role to achieve mentioned goal. OBJECTIVES: Present study was conducted to evaluate the effect of ...
Polycrystalline SnS thin films were grown on glass substrates using a novel procedure involving a chemical reaction between the precursor species evaporated simultaneously. This is a relatively new material, which exhibits excellent properties to be used as absorbent layer in solar cells. X-ray diffraction (XRD) measurements indicate that the synthesized samples grow in several phases (SnS, SnS...
It is shown that a) it is possible to define the topology of any topological algebra by a collection of F -seminorms, b) every complete locally uniformly absorbent (complete locally A-pseudoconvex) Hausdorff algebra is topologically isomorphic to a projective limit of metrizable locally uniformly absorbent algebras (respectively, A-(k-normed) algebras, where k ∈ (0, 1] varies, c) every complete...
Non-basic hydrogen peroxide was found to be very easy to react with Cl(2) to produce singlet oxygen O(2)(a(1)Δ(g)) (i.e. the molecular oxygen in its first electronic excited state) when an H(+) absorbent such as C(5)H(5)N, CH(3)COONH(4), HCOONH(4) or NH(4)F was added into H(2)O(2) aqueous solution, and the long concealed fact that molecular H(2)O(2) can react with Cl(2) to produce O(2)(a(1)Δ(g)...
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