Zobrazeno 1 - 10
of 323
pro vyhledávání: '"Helium Mass Spectrometer"'
Publikováno v:
Applied Sciences, Vol 12, Iss 13, p 6627 (2022)
The multiport hybrid molecular pump is a new type of molecular pump that was specifically designed for use in helium mass spectrometer leak detectors. This pump enables the instrument to detect both downstream and counter-current leaks. Access to dif
Externí odkaz:
https://doaj.org/article/b056d877d06e415da0e6c71d3b5764f0
Autor:
Aziz Fllaoui, Younes Ghamad, Brahim Zoubir, Zinel Abidine Ayaz, Aissam El Morabiti, Hafid Amayoud, El Mahjoub Chakir
Publikováno v:
Nuclear Engineering and Technology, Vol 48, Iss 5, Pp 1273-1279 (2016)
Production of iodine-131 by neutron activation of tellurium in tellurium dioxide (TeO2) material requires a target that meets the safety requirements. In a radiopharmaceutical production unit, a new lid for a can was designed, which permits tight sea
Externí odkaz:
https://doaj.org/article/a7ac37892ba34619952002c6536275e1
Autor:
Sascha Dreher, Florian Woelfle, Kerstin Traub Hoffmann, Prudvi Raj Mudumala, David Riesop, Daniel Wagner, Henri Hebting, Debora Bonvin, Klaus Wuchner, Roman Mathaes, Christian Müller
Publikováno v:
PDA Journal of Pharmaceutical Science and Technology. 76:216-235
All products labeled as sterile are required to be free of microbial contamination throughout their shelf life (obligatory critical quality attribute). Container closure integrity (CCI) needs to be addressed with a holistic life cycle strategy compri
Autor:
P. Madankumar, S. Chandramouli, R. Mythili, S. Raghupathy, B.K. Nashine, A.K. Bhaduri, Bojja Sreedhar, S. I. Sundarraj, S. C. S. P. Kumar Krovvidi, P. Parameswaran
Publikováno v:
Journal of Failure Analysis and Prevention. 20:1292-1300
Valves with conventional gland packing seals are not suitable in high-temperature sodium systems. Bellow-sealed valves are used in sodium systems in which bellows are used as primary leak tight barrier. Bellows are made up of very thin gauge material
Autor:
Nandadulal Dandapat, Sumana Ghosh
Publikováno v:
Transactions of the Indian Ceramic Society. 79:152-157
Alumina and monel superalloy was successfully joined by active metal brazing technique using Ticusil (68.8Ag-26.7Cu-4.5Ti in wt%) filler alloy in a vacuum furnace at 910°C for 10 min under a vacuum...
Autor:
Bongtae Han
Publikováno v:
Sensors, Vol 12, Iss 3, Pp 3082-3104 (2012)
Gas transport mechanisms that characterize the hermetic behavior of MEMS packages are fundamentally different depending upon which sealing materials are used in the packages. In metallic seals, gas transport occurs through a few nanoscale leak channe
Externí odkaz:
https://doaj.org/article/ffb781919ba54343b3d99c9318763dff
Akademický článek
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Autor:
Mayur Shukla, Sumana Ghosh
Publikováno v:
Journal of the Australian Ceramic Society. 56:873-883
Alumina-zirconia joint was fabricated by microwave-assisted brazing technique at 980 °C for 15 min using TICUSIL (68.8Ag26.7Cu4.5Ti in wt%) as the brazing alloy. The brazed joints were characterized by X-ray diffraction, scanning electron microscopy
Autor:
Jung Gu Lee, Soon-Jik Hong, Jun‑Woo Song, Kyu-Hyun Park, Gyoung-Ja Lee, Jin Ju Park, Min-Ku Lee
Publikováno v:
Metals and Materials International. 26:360-369
The weldability window in magnetic pulse welding (MPW) is proposed for the end-closure joining of HT-9 steel tubular workpieces. Based on both theoretical and experimental investigations, the impact velocity of the flyer tube at the moment of collisi