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Article
Open AccessTuneable electron–magnon coupling of ferromagnetic surface states in PdCoO2
Controlling spin wave excitations in magnetic materials underpins the burgeoning field of magnonics. Yet, little is known about how magnons interact with the conduction electrons of itinerant magnets, or how t...
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Article
Variability among isolates of Fusarium udum and the effect on progression of wilt in pigeonpea
Vascular wilt (caused by Fusarium udum) is the most important disease of pigeonpea. Breeding strategies are needed to develop durable resistance against this pathogen. Knowledge of the genetic and pathogenic vari...
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Chapter
Arsenic Groundwater Contamination and Sufferings of People in West Bengal-India and Bangladesh
Working on West Bengal—s arsenic calamity for last 10 years & in Bangladesh for last 4 years even now we feel we are at the tip of the iceberg. Thus we need to know as early as possible the real magnitude of t...
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Article
Flow injection atomic absorption spectrometery for the standardization of arsenic, lead and mercury in environmental and biological standard reference materials
Results of a thorough study and application of flow injection atomic absorption spectrometry for the determination of As, Pb and Hg in parts per million to sub-parts per billion levels in environmental and bi...
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Chapter
Arsenic in groundwater in six districts of West Bengal, India: the biggest arsenic calamity in the world: the status report up to August, 1995
In six districts of West Bengal: Malda, Murshidabad, Bardhaman, Nadia, 24-Parganas (North) and 24-Parganas (South), arsenic has been found in groundwater above the maximum permissible limit recommended by WHO....
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Chapter
Non-cancer effects of chronic arsenicosis with special reference to liver damage
Patients from the affected area in West Bengal, India, have been treated at our institute since 1983. This chapter presents data on the basis of studies on 156 patients. Eleven patients who stopped drinking ar...
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Article
On line speciation of Se(VI), Se(IV), and trimethylselenium by HPLC-microwave oven-hydride generation-atomic absorption spectrometry
An on-line system is proposed consisting of an anion-exchange chromatographic column, microwave-induced thermooxidation of trimethylselenium in the presence of persulphate, and microwave-induced thermoreductio...
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Article
Analysis of standard reference materials after microwave-oven digestion in open vessels using graphite furnace atomic absorption spectrophotometry and Zeeman-effect background correction
Heating-covered teflon digestion vials located inside a reheatable container in the presence of different acid mixtures with microwave oven dissolve the metals from biological and environmental certified refer...
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Article
Direct determination of lead in human blood and selenium, cadmium, copper, zinc in serum by electrothermal atomic absorption spectrophotometry using Zeeman effect background correction
The procedure for the direct determination of lead in human blood and selenium, cadmium, copper and zinc from human blood serum with micro quantities of the samples are described using electrothermal atomic ab...
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Article
Ionic alkyllead compounds in environmental water and sediments
To elucidate the occurrence and fate of ionic alkyllead species in environmental water and sediments, a procedure, based on the existing methodology for speciation of lead in the biosphere, has been optimized....
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Chapter and Conference Paper
Ionic alkyllead compounds in environmental water and sediments
To elucidate the occurrence and fate of ionic alkyllead species in environmental water and sediments, a procedure, based on the existing methodology for speciation of lead in the biosphere, has been optimized....
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Chapter and Conference Paper
Speciation of Ionic Organolead Compounds in the Biosphere
Mounting concern about the occurrence and fate of organic lead compounds in the environment and living systems, has led us to optimize a sensitive speciation methodology for ionic alkyllead determination. The ...
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Article
Ion-chromatographic determination of fluorine in texas lignite
Braunkohlenproben von etwa 1 g wurden in der Sauerstoffbombe mineralisiert, der Rückstand in Wasser gelöst und die Lösung mit Hilfe der Ionen-Chromatographie und mit einer fluoridsensitiven Elektrode auf Fluor...
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Article
Atomic-absorption spectrophotometric determination of volatile organolead compounds in the atmosphere
Die Bestimmung der Gesamtkonzentration an Tetraalkylbleiverbindungen in der Luft beruht auf der Kondensation in einer Kühlfalle bei −130° C, Desorption bei 60° C in ein Salpetersäure-Wasserstoffperoxid-Gemisch...
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Article
Potentiometric determination of sulphate in fertilisers with cadmium sulphide membrane electrode
Die vorgeschlagene Methode beruht auf Reduktion und Entwicklung von H2S, gefolgt von einer potentiometrischen Titration mit Bleinitrat. Zum Aufschluß der Probe wurden verschiedene Verfahren getestet, wobei die Au...
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Article
Spectrophotometric determination of nickel(II), palladium(II) and copper(II) in presence of each other and other ions with 1-(o-carboxyphenyl)-3-hydroxy-3-phenyltriazene
Ni, Pd und Cu bilden mit dem Reagens bei pH 6,8–8,3, 2,4–3,5 bzw. 2,2–3,8 grünlich-gelbe, gelblich-orange bzw. hellgrüne Komplexe mit Absorptionsmaxima bei 410, 410 bzw. 400 nm. Das Beersche Gesetz wird in den...