Search Results - "Kowalski, T. Z"

Performance of proportional counters filled with Xe + 5% TMA under high count rate by Kowalski, T.Z.

“…The gas gain has been measured for a low and high count rate by means of the current method for cylindrical proportional counter of radius b = 12.5 mm with an…”
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Lower size limit of the simulated biological target by TEG counter by Kowalski, T.Z.

“…The gas gain in the range of 1.0–2 × 105 was measured for propane-based tissue equivalent gas mixtures in the pressure range of 9–500 hPa. The Zastawny and…”
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Gas gain in low pressures proportional counters filled with TEG mixtures by Kowalski, T.Z.

“…Gas gain in the range from 1 to 2 × 105 has been measured for both methane- and propane-based tissue equivalent gas mixtures in the pressure range of 9–60 hPa…”
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Manifestation of aging effects in gas proportional counters by Kowalski, T.Z., Mindur, B.

“…Studies of the behavior of cylindrical proportional tubes, 25 and 32.1 mm in diameter, under sustained irradiation were carried out with Ar/iso-pentane 95:5…”
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A study of aging effects in the gas-monitoring proportional counters of the BAC calorimeter in the ZEUS experiment by Kowalski, T.Z., Mindur, B.

“…The multi-cell proportional chambers in the backing calorimeter of the ZEUS experiment at the HERA storage ring are supplied with an Ar/CO 2 gas mixture by an…”
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Performance of Xe-filled counters under high gas gain by Deptuch, M., Kowalski, T.Z., Mindur, B.

“…Gas amplification factors, over the range 1 to ∼10 5 were measured for the mixtures of Xe/CO 2, Xe/CO 2/O 2 and Xe/CO 2/N 2 as the function of the applied…”
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A Gas Scintillation Proportional Counter for the X-Ray Astronomy Satellite SAX by Smith, A., Peacock, A., Kowalski, T. Z.

“…A driftless gas scintillation proportional counter is described. The instrument has several advantages over conventional GSPCs especially for applications at…”
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Gas gain in MSGCs with Ar/CO2/CF4 mixtures by Jeleń, K., Koperny, S., Kowalski, T.Z., Rulikowska-Zara̧bska, E., Zaja̧c, J.

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Anode wire ageing in proportional detectors at the BAC calorimeter of the ZEUS experiment by Bednarek, B., Jeleń, K., Koperny, S., Kowalski, T.Z., Rulikowska-Zarȩbska, E., Zajȩac, J.

“…Experimental results of ageing effects in proportional counters are presented. The measurements were carried out for 158 ZEUS-BAC gas system monitoring…”
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Change in detector properties caused by electronegative impurities by Deptuch, M., Kowalski, T.Z., Mindur, B.

“…Detector properties (energy resolution, gas gain, drift-time measurements) depend quite critically on the concentration of impurities. The most frequent…”
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Selected problems in aging effects with gas proportional counters by Deptuch, M., Kowalski, T.Z., Mindur, B.

“…Influence of aging on energy resolution, length of energy resolution plateau, counting characteristic and self-induced space charge effect has been measured…”
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Gas gain in the straw tubes by Deptuch, M., Kowalski, T.Z., Mindur, B.

“…Gas amplification factors, over the range 1 to 7 × 105, were measured for Ar/C02, Ar/COs/N2, Ar/C02/CF4, Ar/CO2/CF4/N2 and Ar/DME, as a function of the applied…”
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Performance of straw proportional tubes under high gas gain, transition to self-quenching streamer mode and corona discharge by Deptuch, M., Kowalski, T.Z., Mindur, B.

“…The straw operation under high gas gain in proportional mode is always accompanied by self-quenching streamer (SQS) discharges, with a probability which rises…”
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Proportional counters for Mössbauer spectroscopy by Bednarek, B., Jelen, K., Kowalski, T. Z., Ostrowski, K. W., Rulikowska-Zarębska, E., Zając, J.

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Performance of proportional counters under high count rate, high gas gain and at high working gas pressure by Koperny, S., Kowalski, T.Z.

“…The increase of radiation intensity measured by a proportional counter leads to the undesirable changes of its parameters, such as pulse height and energy…”
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