Zobrazeno 1 - 10
of 14
pro vyhledávání: '"R. N. Whittem"'
Publikováno v:
The Journal of Physical Chemistry. 86:2375-2381
The energy absorbed from a laser pulse by the volatile uranyl complex UO/sub 2/(HFA)/sub 2/TBPO (HFA = 1,1,1,5,5,5-hexafluoropentane-2,4-dionato ion; TBPO = tributylphosphine oxide), irradiated on the nu/sub 3/ asymmetric stretching frequency of the
Publikováno v:
Analytical Chemistry. 53:2288-2291
Publikováno v:
Thermochimica Acta. 57:235-239
Autor:
O. Redlich, E. A. Coulson, E. F. G. Herington, J. W. Cornforth, H. T. Huang, Harry Irving, Howard I. Fuller, F. Smith, V. A. Crawford, C. A. Coulson, H. J. Emeléus, A. G. Maddock, G. L. Miles, A. G. Sharpe, R. J. W. Le FèVre, C. R. Taylor, R. N. Whittem, A. F. Childs, S. G. P. Plant, Walter Wilson, Herbert H. Hodgson, Douglas P. Dodgson
Publikováno v:
J. Chem. Soc.. :1987-1995
Publikováno v:
J. Chem. Soc.. :185-188
Autor:
R. N. Whittem, L. S. Dale
Publikováno v:
Applied Spectroscopy. 30:469-471
Measurements of photoplate transmission data require transformation into a relative intensity data set using some suitable representation of the relevant photographic calibration curve. Traditionally, this has been done graphically using either the H
Autor:
K. P. Champion, R. N. Whittem
Publikováno v:
The Analyst. 93(109)
Autor:
K. P. Champion, R. N. Whittem
Publikováno v:
The Analyst. 92(91)
An X-ray fluorescence method is described for the rapid determination of calcium in ashed biological samples. Samples are digested in nitric acid, and calcium is determined in the extract. The results are comparable with those obtained by a conventio
Publikováno v:
Journal of Scientific Instruments. 39:237-238
A transistorized circuit is described for controlling the filament current in a surface ionization type mass spectrometer. The circuit works on the principle that variations in ihe filament current cause the light output from a small torch bulb to va
Autor:
L. E. Smythe, R. N. Whittem
Publikováno v:
The Analyst. 86:83
A review is presented on current methods for beryllium determination. The methods range from gravimetric to radiochemical and spectrometric. Analysis of beryllium for impurities is treated. A bibliography of 159 references is included. (D.L.C.)