2,407 research outputs found

    利用三碘甲狀腺氨酸強化療法治療對於三環抗抑鬱藥物無效的濫用藥物病人

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    We report on two substance misusers with depression resistant to tricyclic antidepressant treatment who responded to triiodothyronine augmentation. The management of resistant depression, augmentation strategies with particular reference to triiodothyronine, and the possible mechanism of action of triiodothyronine are discussed.published_or_final_versio

    Teletext data change detection and noiseless data compression

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    Full Channel teletext system is a high speed data broadcasting system. Pages of information are broadcast in a cyclic manner. The detection of data change in the information pages is necessary for data analysis, database update and retransmission. Lossless data compression is also necessary to enhance the data throughput in rebroadcasting and to reduce the storage requirement. Performing data change detection and data compression in real time using a software approach in a small machine is impossible for such high speed data. In this paper, we describe the algorithms that are suitable for hardware implementation for both data change detection and noiseless data compression.published_or_final_versio

    Development of packaging and electrical interfacing for electrical vehicles

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    Author name used in this publication: K. W. E. ChengAuthor name used in this publication: S. L. HoRefereed conference paper2006-2007 > Academic research: refereed > Refereed conference paperVersion of RecordPublishe

    Real time teletext broadcast system performance enhancement using ghost rows

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    Teletext is a one way broadcast system which provides a variety of services to its users. A one way broadcast system is attractive because a single transmission of a piece of information satisfies all potential users of that information. The main drawback of these types of systems is that a user must wait until the required information arrives. Therefore, the access time is an important consideration in the design of broadcast teletext systems. In addition, another important factor, information update delay, is very significant in real time broadcast teletext. The shortening of this delay is important.for real time applications especially for systems broadcasting financial information. In this paper, we propose to use the ghost rows together with the storage capabilities of modern terminals to shorten both the access time and the update delay. A queueing model is developed to analyse the performance of this new system. ©1997 IEEE.published_or_final_versio

    Simulation of the control method for the adaptive front lighting system

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    Author name used in this publication: K. W. E. ChengAuthor name used in this publication: S. L. HoVersion of RecordPublishe

    Electrochemical study of mesoporous core-shell lithium titanate carbon composite with controlled microstucture as anode in lithium ion batteries for wide temperature range

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    Session - Nanomaterials for Energy Storage IV: paper 386888Integrate carbon and lithium titanate (Li4Ti5O12) with appropriate structure control would enhance the rate performance of Li4Ti5O12 as anode with improved electronic conductivity.[1-4] In this study, carbon with hollow core and mesoporous shells of controlled dimensions (in terms of diameter of core, thickness of the shell and diameter of the mesopores) were synthesized via silica hard-template method. Li4Ti5O12-carbon composites were built through impregnation of Li4Ti5O12 into the core-shell carbon. Cross-section TEM studies have been performed and proved that Li4Ti5O12 particles are impregnated within the mesoporous carbon shell structure …postprin

    A study of high-frequency-fed AC-DC converter with different DC-DC topologies

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    In this paper, the operation of high-frequency-fed AC-DC converters with different types of DC-DC topologies is presented. Based on the commonly used DC-DC converter topologies, the possibilities of new converter structure are investigated. Using buck and ZETA topologies as examples, the output voltage gain, output load range and switch stress of the converters are analytically studied. Both converter implementation examples will be given and experimentally demonstrated. © IEEE.published_or_final_versio

    Unilateral epistaxis after swimming in a stream

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    A 55-year-old Chinese woman presented with a 3-week history of unilateral left-sided epistaxis and nasal obstruction. She had swum in a freshwater stream 1 month prior to the onset of symptoms. Endoscopic examination revealed a live leech at the left middle meatus with a large part of its body inside the left maxillary antrum. Local anaesthetic was applied to anaesthetise the leech and facilitate removal. Magnetic resonance imaging performed following removal confirmed that no other leeches were present in the sinonasal area. The endoparasitism might have persisted because of the inconspicuous site of infestation and the absence of pain. This form of leech infestation has not been previously reported.published_or_final_versio

    Development of electric vehicle with advanced lighting system and all electric drive

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    Author name used in this publication: K. W. E. ChengAuthor name used in this publication: S. L. HoVersion of RecordPublishe
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