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In situ photoemission electron spectroscopy study of nitrogen ion implanted AISI-H13 steel
(Elsevier Science SaLausanneSuíça, 2005)
Purification and characterization of two β-glucosidases from the thermophilic fungus Thermoascus aurantiacus
(2002-12-01)
β-Glucosidase from the fungus Thermoascus aurantiacus grown on semi-solid fermentation medium (using ground corncob as substrate) was partially purified in 5 steps-ultrafiltration, ethanol precipitation, gel filtration and ...
A simple and accurate evaluation of hydrogen-ion concentrations in aqueous solutions of fixed ionic strength
(1979-12-24)
A method for determining hydrogen-ion concentrations based on emf measurements of cells consisting of glass electrodes coupled with modified calomel reference electrodes is described. The calibration is effected against ...