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Pmt

Pmt news and technical articles from Laser Focus World. Search Pmt latest and archived news and articles

  1. Cooled PMTs

    Print

    Mon, 1 Dec 1997

    Cooled PMTs Cooled photomultiplier tubes offer lower dark currents and stabilized responsivity compared to room-temperature PMTs . The company`s Side-On and End-On Cooled PMT systems include housings, the appropriate cooler/bias …

  2. Cooled PMT systems

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    Tue, 1 Nov 1994

    Cooled PMT systems PbSe infrared detectors

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  1. South Pole's 1 km IceCube is complete, tracks neutrinos with PMT grid

    Article

    Tue, 21 Dec 2010

    … DOMs), their optical parts are PMTs (made by Hamamatsu Photonics ..... muons. Electronics convert the PMT signals to digital form. The PMTs and circuit boards are housed ..... Integrated circuits sample the PMT signals at a 300 MHz rate and …

  2. Multiple-anode PMT behaves like many detectors in one

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    Tue, 1 May 2001

    … current." Multi-anode PMT characteristics The multiple-anode PMT is equivalent to incorporating multiple PMTs in a single housing ..... instead of many conventional PMTs (see Fig. 2). The ..... of the multiple-anode PMT when the intensity at …

  3. Power supply for PMTs

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    Mon, 1 Jul 1996

    Power supply for PMTs The Series PMT photomultiplier-tube power sources are small and provide power with ripple of one part per million. Output voltages range from …

  5. Physicists probe particle behavior with PMTs

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    Fri, 1 Dec 1995

    … evacuated glass tube. PMTs have fast response ..... applications calling for PMT detection includes ..... many thousands of PMTs , and the various ..... Since the first PMT was demonstrated around ..... Cerenkov radiation by a PMT . To reconstruct the ..... be picked up by six PMTs , and the associated …

  6. Mature PMT technology offers sensitivity for emerging needs

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    Tue, 1 Jul 2003

    … the development of PMTs has yielded better ..... basic elements of the PMT have largely remained ..... characteristic of the PMT is dependent on the ..... the response time of PMTs : rise time, electron ..... Another important use of PMTs in this context is ..... through a laser beam. A PMT will detect any fluorescence …

  7. Digital PMT power supply

    Print

    Wed, 1 Feb 1995

    … combination of an embedded controller and highvoltage supply in one unit. The supply powers largescale photomultiplier tubes ( PMTs ), germanium detectors, and wire chambers. The unit, with 12bit analogtodigital conversion, controls output to within 0 …

  8. PHOTOMULTIPLIER TUBES: PMT detectors address DNA sequencing

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    Sun, 1 Jan 2006

    … of performance for PMTs is the gain. Gain in the PMT depends upon the ..... gain that gives a PMT excellent low-light ..... assessment of the use of PMTs on the basis of performance ..... sources of noise in PMTs and a basic evaluation ..... S/N). In a PMT there are two primary …

  9. Large-area avalanche photodiodes challenge PMTs

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    Sun, 1 Nov 1998

    … have until now relied on PMTs ; the LAAPD, however ..... several advantages over PMTs . Large-area APDs have ..... efficiency (QE) than a PMT . Quantum efficiency is ..... range up to 106. Both PMTs and LAAPDs benefit from active cooling. Cooling a PMT lowers its dark current …

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