旋磁共振 的英文怎麼說
中文拼音 [xuáncígòngzhèn]
旋磁共振
英文
does-
Asl mri for cerebral hypoperfusion in patients with symptomatic carotid artery occlusion
動脈自旋標記法磁共振成像在頸動脈狹窄性腦缺血疾病中的初步應用Spin - wave resonance in a symmetrical ferromagnetic bilayer films
兩層對稱鐵磁薄膜中的自旋波共振Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing
建立了高速旋轉狀態下,採用磁軸承作支撐的飛輪轉子和轉軸的動力學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型,以及對偏心激勵的響應,分析表明:對于高速旋轉的飛輪轉子和轉軸,應考慮陀螺效應對其動力學特性的影響,此時系統的固有頻率是轉速的函數;通過提高磁軸承的等效阻尼可顯著降低系統通過共振區域時的振幅。Spin - sin coupling constant
核磁共振自旋Sichuan gamma knife center is a jointly established high - tech no - ravage medical center by sichuan luzhou mediccal college affiliated 363 hospital with shenzhen aohua medical devices development co, ltd. the center is equipped with the most advanced french - made our - rgs gamma knife, vectra nuclear magnetic resonance imaging device made by ge and other matching or accessorial facilities
四川伽瑪刀中心是由四川瀘州醫學院附屬363醫院與深圳傲華醫療設備發展有限公司共同合作組建的高科技無創傷醫療中心。中心配有最先進的法國生產的our rgs旋轉式伽瑪刀一臺美國ge公司生產的vectra磁共振成像設備一臺,經及相應的配套輔助設備。In their quest to build a computer that would take advantage of the weirdness of quantum mechanics, physicists are pursuing a number of disparate technologies, including superconducting devices, photon - based systems, quantum dots, spintronics and nuclear magnetic resonance of molecules
物理學家想盡各種辦法,希望能利用量子力學的奇異特性來建造出量子電腦,其中包括超導裝置、光子系統、量子點、自旋電子學,以及分子的核磁共振。Mri scanning, developed in this very building ; the contraceptive pill ; modern infertility treatment ; ultrasound scan for unborn babies ; unlocking the double helix structure of dna ; keyhole surgery ; placing fluoride in the water supply ; the portable defibrillator ; the hepatitis b vaccine ; strained quantum - well lasers which contain the information used in cds, dvds and the internet ; dna fingerprinting. a whole speech could be given that amounted to nothing more than a list of examples
正是在牛津這個地方研究和開發出來的核磁共振掃描、避孕藥、現代不孕癥治療術、胎兒超聲波檢查、解開dna雙螺旋結構之謎、鎖孔外科手術、在供水系統中加氟、便攜式心臟除顫器、乙肝疫苗、在cd 、 dvd光盤上存儲信息的應變量子阱激光器、 dna指紋識別技術等。The gas sources that we used are trimethylgallium ( tmg ) and 99. 9999 % purity nitrogen, which were fed into reaction chamber and resonance cavity respectively. the highly dense ecr plasma up to 1011cm - 3 was created in the resonance cavity and introduced to the next reaction chamber by the force of divergent magnetic field. consequently, gan thin film was grew on the substrate sapphire ( 0001 ) placed in the downstream
實驗採用有機金屬三甲基鎵氣源( tmg )和99 . 9999純度的氮氣,在ecr - pecvd150裝置共振腔內電子迴旋共振吸收微波能量產生的高密度ecr等離子體在磁場梯度和等離子體密度梯度的作用下向下級反應室擴散,在放置於下游區樣品臺上的- al _ 2o _ 3襯底表面附近發生物理化學反應沉積成gan薄膜。To enlarge the application areas of the nano - structured materials, such as applications in magnetic recording media, the well - aligned carbon nano - structures encapsulating with magnetic catalyst particles were successfully synthesized on si wafer by ecr - cvd method with ch4 and h2 as gas sources
為了增加奈米結構材料之應用?圍,例如製作磁記憶媒體,本研究以觸媒輔助電子?旋共振化學氣相沉積法( ecr - cvd )利用ch4及h2為反應氣源,于矽基材上成功的合成鑲埋有磁性顆粒的碳奈米材料。Signals are observed in the region 210k, measured at three different frequencies, and exhibit two - frequency dependent of
存在分子自旋的量子隧穿,而且它們的共振磁化隧穿速度不同。分享友人