晶體探測器 的英文怎麼說
中文拼音 [jīngtǐtàncèqì]
晶體探測器
英文
crystal detector- 晶 : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
- 體 : 體構詞成分。
- 探 : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
- 探測器 : finder; detector; seeker; sounder; probe
- 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
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Design of digital pulse shape discriminator for phoswich detector
復合晶體探測器中數字化波形甄別器的設計Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed
在改變e _ ( ag )腐蝕液的配方的基礎上,研製了新的腐蝕液,可方便、快速、有效的顯示czt不同晶面的缺陷蝕坑形貌;研究了利用激光正反射法和自然解理的不同( 110 )面之間的關系,方便、快速、準確的進行定向切割晶體的方法;採用生長的czt單晶體自然解理的( 110 )面,經過表面處理,試制了探測器元件,對24lam有較強的響應。The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched
採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試方法,並首次採用正電子湮沒壽命譜分析方法來研究czt單晶體的空位缺陷,綜合表徵了所生長的晶體的質量和性能。Cadmium selenide ( cdse ) single crystal is regarded as one of the most promising materials for room temperature nuclear radiation detectors, but cdse detectors have not been studied in detail because of the lack of high quality cdse single crystals and suitable technology for this semiconductor and the devices
Cdse單晶體是最有前途的室溫核輻射探測器材料之一,但由於沒有制備出高質量的cdse單晶體,加上沒有成熟的半導體材料加工技術與器件製作工藝,人們對cdse探測器沒有進行深入的研究。Cadmium zinc telluride ( cd1 - xznxte or czt ) single crystal is one of the three element compound semiconductor materials with great performances used for the detection of x - ray and gamma - ray at room temperature
碲鋅鎘( cd _ ( 1 - x ) zn _ xte ,簡寫czt )單晶體是一種性能優異的三元化合物半導體室溫核輻射探測器材料,具有閃鋅礦型的面心立方結構。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。Nuclear instrumentation - high - purity germanium crystals for radiation detectors
核裝置.放射探測器用高純度鍺晶體Test procedures for high - purity germanium crystals for radiation detectors
輻射探測器用高純鍺晶體試驗程序Test procedure for high - purity germanium crystals for radiation detectors
輻射探測器用高純度鍺晶體的測試程序The beam - test of china pin diodes at the cern sps accelerator produced satisfactory results. in addition, we studied the pin punch - through effect, and obtained the pin punch - through data with 18cm long pb wo4 crystal at the electron beam energies higher than 20gev for the first time, and these data gave valuable information to alice / phos
在cern的sps加速器上的束流測試,得到比較滿意的結果;並對穿透效應做了實驗研究,首次獲得100gev粒子和20gev以上電子束的18厘米長pbwo4晶體探測器pin硅光管穿透效應實驗數據,為alice phos提供了有價值的參考資料。In particular, the x - ray and y - ray detectors made from cdo. 9zno. 1te are able to reduce the leakage current and improve the efficiency for detection of radiation. besides, this mateial can work at room temperature for the applications of nuclear detector
特別是採用高阻值cd _ ( 0 . 9 ) zn _ ( 0 . 1 ) te晶體制備的x射線及射線探測器具有低的漏電流和高的探測效率,能夠在室溫下穩定工作,是最有前途的探測器用材料。For the purposes to make cd1 - xznxte detector, ohmic contact materials of cd1 - xznxte crystal are selected and structure of electrode is designed. the processing of conducting film prepared by the magnetron sputtering is studied
本研究主要開展了在cdznte晶體上歐姆接觸電極的設計選材和磁控濺射方法制備導電薄膜的工藝研究,為cdznte探測器的制備奠定工藝技術基礎。One of the most key technologies of preparing cd1 - xznxte detector is to make ohmic contact film electrode on cd1 - xznxte crystal ' s surface, and the main technology usually used is evaporation, but the cohesion of evaporated film is n ' t very firm
制備cdznte探測器最關鍵的技術之一就是在cdznte表面制備出歐姆接觸薄膜電極。關于在cd _ ( 1 - x ) zn _ xte晶體表面制備接觸電極用導電薄膜,大都是採用蒸發鍍膜技術,膜層與cdznte晶體結合不很牢固。We have obtained some achivements in this work, and our work is one of the important progress in the field of the cdse room temperature nuclear detector research
若進一步改善晶體的質量和u器的制備工藝, cdsekil核輻射探測器將會有廣闊的應用前景。- ray at room temperature got 40 %. the results show that the modified growth technique is a new and promising method for grow ing highly purity and perfect cdse single crystals, and by improving the technique of single crystals growth and fabricating process, the resolution of cdse detectors can be improved further
晶體生長和探測器制備工藝技術是制備性能優異的探測器的基礎,因此,通過不斷改進晶體生長過程和探測器的制備工藝技術,可以制得低背景噪聲、性能穩定及能量解析度較高的cdse室溫核輻射探測器,這也是需要進一步研究和提高的地方。The other has two metal - insulator - semiconductor ( ms ) contacts with lower leakage current ( less than 4 pa, 300v ) and better energy resolution ( about 10 % fwhm for 241am 59. 5kev line ) and poor working stability. in theoretical studies, the analysis on the phase equilibrium in the vapor growth of cdse single crystals shows that the stoichiometry of cdse crystals can be controlled effectively by controlling the stoichiometry of starting materials and the vapor growth temperature. besides, the investigation of the transporting properties of charge carries in cdse detectors indicates that the noise in energy spectrum detected by using the detectors with msm structure is caused by the hole injection, which is induced by electron injection and the light injection
本文把cdse單晶體的生長、單晶體的成分、單晶體的性能以及單晶體在室溫核輻射探測器中表現出來的性能結合起來進行了比較系統的研究;採用垂直無籽晶氣相提拉法生長出了電阻率為10 cm量級、尺寸為中10mm 30mm的單晶體;制備出了能量解析度達10 ( fwhm ) (對~ ( 241 ) am59 . 5kev譜線而言)的cdse室溫核輻射探測器,取得了較好的研究結果。In order to find out an optimized method for constructing the y - rays detector, a simulation study for light collecting efficiency of scintillation crystal bgo is carried out by means of monte carlo method
為了找到構築閃爍晶體探測器的優化方法,我們使用蒙特卡羅方法對閃爍晶體bgo的光收集效率進行了模擬研究。Introduced development of a kind of bgo scintillator ray detector which used in the continuous metal cast crystallizer for fluid level measurement, the teat result of some electric circuit is also given
摘要介紹了一種在鋼鐵連鑄結晶器連續液位儀上使用的bgo閃爍體探測器電路的設計,並給出了信號處理電路的測試結果。Investigations are made of porous sic ( psc ), both as a potentially attractive material for fabricating uv light emitting diodes ( leds ), efficient photodetectors and hydrocarbon gas sensors, and as a novel substrate for epitaxy, chiefly because of its much higher photoluminescence ( pl ) emission efficiency than that from bulk sic
作為一種有潛在吸引力的材料,多孔sic ( psc )可以用來制備紫外發光二極體、靈敏光探測器、碳氫氣體探測器和新穎的外延材料,目前被廣泛研究。引起大家感興趣的一個原因就是psc比晶體sic有更高的發光強度。Our research work lays a good foundation on development of gaas semiconductor and has great significance to the development of semiconductor detector in our country
我們的研究工作為開發砷化鎵單晶體的應用奠定了良好的基礎,對國內半導體探測器技術的發展具有重大意義。分享友人