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Development and application of multiwire detectors in biological x-ray studies
Tema Archive | 1988|The development of a number of multiwire detectors is described for use in structural studies of biological specimen. The position ... -
The role of ion induced mass spectrometry in modern biochemical problems
Tema Archive | 1982|The role of ion induced mass spectrometry in the strucutral analysis of a variety of biological molecules is discussed. Due to he low ... -
Position resolution, high rate behaviour and space charge induced image distortions of a multiwire X-ray detector for digital subtraction angiography
Tema Archive | 1988|This report describes investigations of position and energy resolution, high rate behaviour and space charge induced image distortions of a ... -
In vitro bone mineral measurements by coherent scattering in phantoms and the calcaneus
Tema Archive | 1991|sensitivity of the coherent/transmission ratio to change in effective atomic number was almost twice that of the coherent/Compton ratio. The coherent ...Keywords: IN-VITRO-UNTERSUCHUNG -
Microchannel plate detector for 0,5 MeV gamma rays
Tema Archive | 1988|sufficiently promising that we suggest a small scale prototype be developed to explore applications in physics and in medical imaging. ... -
Selfdose and fading of CaSO4 (Dy/Tm) and CaF2 (natural) phosphors in environmental radiation monitoring
Tema Archive | 1982|A 'shielded storage experiment' for estimating both the 'self-dose' and 'fading' of TL phosphors under conditions akin to those faced in ... -
An alpha-particle imaging system for detecting plutonium contamination
Tema Archive | 1983|A new type of alpha-particle imaging system was constructed to reduce the time required for detecting plutonium contamination. The imaging ... -
An evaluation of techniques for stationary coded aperture three-dimensional imaging in nuclear medicine
Tema Archive | 1984|using a gamma camera with multiple pinhole coded aperture. The decoding was performed on the computer acquired images using the two methods of ... -
An imaging gamma-ray detector with scatter rejection for beam position control in radiotherapy
Tema Archive | 1991|An imaging detector for gamma-rays ( nearly equal 1 MeV) based on minicell MWPCs with converters and a position resolution of Delta x = 0.5 ... -
Evaluation of synchrotron X-rays for transvenous coronary angiography
Tema Archive | 1984|This study is related to an evaluation of synchrotron radiation for the non-invasive assessment of coronary artery disease in humans. In ...Keywords: IN-VIVO-UNTERSUCHUNG -
Wear evaluation of a cross-linked medical grade polyethylene by ultra thin layer activation compared to gravimetry
Tema Archive | 2005|reactions. The polyethylene wear is usually measured by gravimetric methods, which are limited due to a low sensitivity and accuracy. To demonstrate ... -
Strategies to reduce radiation dose in cardiac PET/CT
British Library Conference Proceedings | 2011|Keywords: Subatomic physics -
Simultaneous evaluation of the neutron and gamma dose with a single 6.LiF TLD
Tema Archive | 1992|The present paper describes an advanced method for simultaneous evaluation of the neutron and gamma dose with a single 6.LiF TLD. A glow ... -
The needs for brachytherapy source calibrations in the United States
Tema Archive | 1992|Brachytherapy sources of beta and gamma radiation ('brachy' is from the Greek, meaning 'near') have a long history of use in interstitial ... -
New technologies in neurosurgery: Effects on the conventional techniques and anaesthesiological considerations
Tema Archive | 1985|intraoperative Doppler flowmeter. The aim of this work, showing the use of these instruments in different neurosurgical operations, is to discuss the ... -
Spectrometry of the photon beam from an x-ray tube by x-ray fluorescence
Tema Archive | 1984|excitation source as a reference, to normalize individual results of each element. According to the numerical treatment described in this article ... -
Biomedical applications of MWPCs for digital imaging of soft beta (minus) emitters
Tema Archive | 1983|of two-dimensional 3.H distributions in biological and medical applications. A spatial resolution of about 1.5 mm (fwhm), a sensitivity of 10 ... -
Experimental test of a new technique of background suppression in digital mammography
Tema Archive | 2002|A multiple-exposure technique in digital mammography has been developed to suppress the physical background in the image due to Compton ... -
Image enhancement in PET scanning with the Royal Marsden Hospital MWPC camera (MUP-PET)
Tema Archive | 1988|significance, an image processing algorithm has been developed which yields tomographic data in a form which should enable the clinician to distinguish ...
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