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Article
Use of Multiple Irradiations and Reference Materials as Comparators in Quality Control of Neutron Activation Analysis Data of Biological Samples
We propose that several different reactor irradiation times followed by assaying of activity for differential counting periods may be employed for quality control (QC) of neutron activation analysis (NAA) data...
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Article
Quantification of minor and trace elements in raw and branded turmeric samples using Instrumental Neutron Activation Analysis utilizing Apsara-U reactor for possible applications to forensic science
Turmeric is widely known for its spice and medicinal values. It was of interest to study both raw and market available branded turmeric samples for minor and trace elemental contents, which can be used for pos...
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Article
INAA of essential micronutrients in Terminalia arjuna bark powder: a versatile heart tonic
Five bark powder samples of Arjuna (Terminalia arjuna) having different origins including two commercial brands were analyzed for 8 minor (Al, Na, K, Mg, Ca, P, Cl, Fe) and 19 trace (As, Ba, Br, Co, Cr, Cs, Cu, E...
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Article
Determination of minor, trace and toxic elements in chewing tobacco products by instrumental neutron activation analysis and identification of glutamic acid
Tobacco smoking/chewing has been a cause of concern because of it being related with oral cancer. It causes stimulation and ill physiological effects. Ten different brands of spit tobacco, eight gutkaas and fi...
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Article
Elemental analysis of brahmi (Bacopa monnieri) extracts by neutron activation and its bioassay for antioxidant, radio protective and anti-lipid peroxidation activity
Brahmi (Bacopa monnieri) leaves, known as nervine tonic in Ayurveda, and its aqueous (BA), methanolic (BM) and aqueous–methanolic (BAM) extracts were analyzed for 7 minor (Al, Fe, Na, K, Ca, P, Cl) and 18 trace (...
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Article
Mössbauer spectroscopic studies of spin crossover in tris(N, N′-dialkyldithiocarbamato) iron (III) complexes: effect of alkyl substituents
Spin crossover behavior in tris(N,N′-dialkyldithiocarbamato) iron(III) complexes with varying alkyl groups has been studied by variable temperature magnetic moment and Mössbauer spectral studies. All the complexe...
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Article
Availability of essential trace elements in medicinal herbs used for diabetes mellitus and their possible correlations
Four plant parts (leaves, roots, fruits and seeds) of twenty samples of sixteen antidiabetic herbs including three commercially marketed capsules have been analyzed for 6 minor (Na, K, Ca, Cl, Mg, and P) and 2...
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Article
Availability of Essential Elements in Nutrient Supplements Used as Antidiabetic Herbal Formulations
Five brands of antidiabetic herbal formulations as tablets, Diabetex, Divya Madhu Nashini, Jambrushila, Diabeticin, and Madhumeh Nashini, from different pharmacies were analyzed for six minor (Na, K, Ca, Cl, Mg, ...
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Article
Thermal neutron activation analysis of essential and trace elements and organic constituents in Trikatu: An ayurvedic formulation
Trikatu, an Ayurvedic formulation of three dried powder spices, ginger, black pepper and pipali in equal proportion is widely used to promote digestion, assimilation and bioavailibility o...
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Article
Analysis of some Indian medicinal herbs by INAA
Traditional Indian medicinal herbs, used for strengthening the body immune system, are rich source of many essential nutrient elements in bioavailable form. Instrumental neutron activation analysis (INAA) empl...
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Article
Phosphorus in biological standards and samples by thermal neutron irradiation and β-counting
A nondestructive NAA method based on the reaction 31P(n,γ)32P (T 1/2 = 14.23 d) has been developed where the product nucleus, a pure β-emitter with end point energy 1.71 MeV is measured by...
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Article
Availability of essential elements in bhasmas: Analysis of Ayurvedic metallic preparations by INAA
Twenty bhasmas based on Ca, Fe, Zn, Hg, Ag, K, As, Cu, Sn and gemstones have been analyzed for main constituent elements along with minor (Na, K, Mg, Ca, P), trace (Cr, Mn, Fe, Co, Cu, Zn, Hg) and toxic elemen...
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Article
Short irradiation instrumental neutron activation analysis of essential and trace elements in curry leaves (Murraya Koenigii) and their organic constituents by GC-MS
Fourteen samples of fresh curry leaves (Murraya Koenigii) were collected from 13 states of India and analyzed for 6 minor (Ca, Cl, K, Mg, Na and P) and 14 trace (Br, Ce, Co, Cr, Cs, Fe, Hg, Mn, Rb, Sb, Sc, Se Th ...
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Article
Unique ayurvedic metallic-herbal preparations, chemical characterization
Bhasmas are unique Ayurvedic metallic preparations with herbal juices/fruits, known in the Indian subcontinent since the seventh century BC and widely recommended for treatment of a variety of chronic ailments...
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Article
Spin crossover studies in tris(N,N′-dialkyldithiocarbamato)iron(III) complexes
A series of fifteen complexes of the type [Fe(R′R′′NCS2)3] with symmetric (R′=R′′=n- C6H13, n-C8H17, CH2–CH=;CH2, C6H5, C6H11 and C6H5CH2), unsymmetric (R′ = CH3; R′′ = n-C4H9, C6H11, C6H5 and R′ = C2H5; R′′ = n-...
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Article
Determination of minor and trace elements in Trifala - a herbal preparation
Eight different brands of Trifala and its three constituents, Amalaki (Embilica officinalis), Bibhitaki (Terminalia bellirica) and Haritaki (T.chebula) were analyzed for 6 minor (Na, K, Mg, Ca, Cl and P) and 19 t...
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Article
Isotope dilution analysis for the determination of zinc in blood samples of diabetic patients
Radioanalytical techniques have been applied in a study on (subclinical) hepatitis in Dobermann dogs. Cu levels in transcutaneous obtained full liver biopsies were quantified using INAA and <Superscript>66</Su...
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Article
Thermal decomposition of transition metal dithiocarbamates
Transition metal dithiocarbamate complexes, [M(S2CN(C2H5)(CH2CH2OH)] (M=Co, Ni, Cu, Zn and Cd) have been prepared and characterized by elemental analysis and infrared spectra. Thermal decomposition of all the com...
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Article
Synthesis of Nanocrystalline Ni0.5Zn0.5Fe2O4 by Aerosol Route and Its Characterization
Nano-size particles of Ni0.5Zn0.5Fe2O4 ferrite were prepared through aerosol route. The solutions of iron, nickel and zinc nitrates were mixed in stoichiometric proportion, passed through a pneumatic nebulizer, t...
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Article
Thermal decomposition of transition metal dithiocarbamates
Transition metal dithiocarbamate complexes, [M(S2CN(C2H5)(CH2CH2OH)] (M=Co, Ni, Cu, Zn and Cd) have been prepared and characterized by elemental analysis and infrared spectra. Thermal decomposition of all the com...