磁冷卻 的英文怎麼說
中文拼音 [cílěngquè]
磁冷卻
英文
magnetic cooling-
To cool atoms to near absolute zero, physicists rely on systems of lasers and magnetic fields to trap atoms
為了將原子冷卻至接近絕對零度,物理學家倚靠的是雷射及磁場組成的系統來局限原子。Its current products include : top oscillation electrical precipitator, side electrical oscillation precipitator, magnetism controlled static electricity precipitator, wet electrical precipitator, honeycomb electric catching tar instrument, high - pressur silicon rectifier equipment and plc low - pressure controlling system, blast furnace gas impulse precipitator, high concentration pulverized coal collector, coke oven and boiler flue gas low pressure impulse precipitator, blower fan inhaler, crossing piping gas cooler, high temperature fume cooler, gyre - orientation impulse hop - pocker and all sorts of molded sections
目前主要產品有:頂部振打臥式電除塵器、側部振打電除塵器、磁控靜電除塵器、濕式電除塵器、蜂窩電捕焦油器、高壓硅整流裝置及plc低壓控制系統、高爐煤氣脈沖除塵器、高濃度煤粉收集器、焦爐及鍋爐煙氣用低壓脈沖除塵器、風機空氣過濾器、橫管式煤氣冷卻器、高溫煙氣冷卻器、回轉定位脈沖大布袋及加工各種冷彎型鋼。Laser cooling ; optical molasses ; super cold atoms ; mot
激光冷卻光學粘團超冷原子磁光阱Among the holy grails his team is chasing are a potential billionfold improvement in present - day calorimetry, which would allow observation of the individual heat quanta being exchanged as nanodevices cool, and a potential quadrillion - fold increase in the sensitivity of magnetic resonance imaging, which would enable complex biomolecules to be visualized with three - dimensional atomic resolution
他的團隊追求的聖杯之一,是讓現有量熱器靈敏10億倍,藉以量測奈米元件冷卻時釋放的一個個熱量子;另一個聖杯是靈敏千兆倍的磁共振成像,三維的解析度可達原子大小,藉以觀測復雜的生物分子。Magnetron has filamentaryo cathode with small time hearting, the shielded cathodic site, liquid cooling and the filter built - in by radio
該磁控管具有加熱時間短的屏蔽陰極,液體冷卻和內建無線電濾波。Thermal stress analysis of helium cooling lines in control valve box for bepc ssm magnet
磁體控制閥箱內氦冷卻管線熱應力分析Usually the magneto - optical trap is used to obtain the cold atoms from the vapor. it is reported that experiments for obtaining the ultra - cold cesium atoms by optical molasses directly from the vapor cell without mot. the lowest temperature achieved for the cesium atomic cloud was 3k. the relationship between the temperature and the detuning of cooling laser was measured
報告了採用直接從銫蒸汽氣室而不用磁光阱實現了光學粘團的方法。用此辦法得到了3的銫的超冷原子團。這是我國目前用激光冷卻方法得到的最低溫度。Features : hardened and precision - ground bedways, the spindle is supported with precision taper roller bearings, gears in the headstock are made of high - quality steel, hardened and ground, speed - changing levers driven by fan - shaped gears, operating easily, safe interlock and a overload safety devices in apron, electromagnetic braking, cooling and lighting devices are supplied
特點:床身導軌表面經淬火和精密磨削,主軸支撐採用精密圓錐滾子軸承,主軸箱內齒輪採用優質鋼並經表面淬火和磨削,變速機構採用扇型齒輪傳動,操作靈活方便,溜板箱設有安全互鎖裝置和過載保險機構,配有電磁剎車、冷卻及照明裝置。Magnetron has filamentary cathode with small time hearting, the shielded cathodic site, liquid and air cooling, and also the filter built - in by radio
該磁控管具有加熱時間短的陰極,屏蔽陰極,液體和空氣冷卻,內建無線電濾波。The traditional example is a web server ; it s the kind of thing the media likes to portray as a giant liquid - cooled machine with lights and an ominous humming sound ; but which you and i know is actually just a few megabytes of disk space and a nearly imperceptible load on the system
傳統的一個示例是web服務器;媒體可能會把這種事物描繪成一臺龐大的液體冷卻的機器,它閃著光芒,機聲隆隆;但您我都知道,它實際上只佔用幾兆位元組的磁盤空間和對系統產生幾乎無法察覺的負載。According to the requirements of propeller aerocraft model test in wind tunnel, specifications of the driven motor is presented by aerodynamic analysis, and a short - term operated high power density three - phase induction motor is developed with reasonably designing the motor, such as electromagnetism load, heat checkout and high - efficiency heat exchanger
摘要針對螺旋槳飛機模型帶動力風洞實驗要求,通過氣動性能分析提出驅動電機的技術指標,在滿足結構約束的條件下,通過合理設計電機的電磁負荷、校核發熱、採用高效冷卻裝置等,研製出短時工作制高功率密度三相異步電機。To get the strongest magnetic compression, they developed heavy, water - cooled coils, often made from sturdy refrigerator tubing and consuming many kilowatts of electric power
他們發展出以水冷卻的沉重線圈,以達到最強的磁壓縮,這些線圈使用堅固的冷卻管線,需要消耗好幾千瓦的電能。After a simulated sample is given, we compute on this sample coupling analysis and steady non - linear analysis. by contrast with the experimental outcome of short circuit, we make certain that steady non - linear analysis should be used to analyze a true model. and then, we confirm the external conditions of finite element heat analysis after analyzing the cooling ways of multiple magnetic circuit transformers
2 、論述了有限元分析的電磁場和溫度場的理論基礎;製造出模擬樣機,分別用耦合場分析法和穩態非線性分析法對其進行計算,計算結果與其短路實驗結果進行對比,驗證了穩態非線性分析法計算結果的可信性;分析多磁路變壓器的冷卻方式,確定有限元熱分析的外部條件。Magnetic head is designed by six magnetic poles in symmetrical distribution, the design of excitation loop and excitation angle makes magnetic field act on welding arc region which could control welding arc effectively. the insulation, cooling and hermetization of magnetic head avoid the influence on magnetic field of outside ; miniaturization design of magnetic head could achieve different welding process
磁頭裝置採用六磁極對稱勵磁方式設計,勵磁線圈和勵磁角度的設計使產生的磁場恰好作用於焊接電弧區域以實現對電弧的有效控制;磁頭的絕緣,冷卻,密封設計避免了焊接過程中外界因素對磁場的干擾;磁頭整體的小型化使該裝置可以實現多種形式的焊接工藝。In the first part, we describe the designing and construction of vapor cell magneto - optical trap ( vcmot ) in our lab. then, show the optical dipole trap of cesium based on the work of vcmot. in the third part, some preparation works for cavity qed research are presented
本文的工作主要包括以下三方面:第一,採用汽室磁光阱實現了銫原子的激光冷卻與俘獲;第二,在實現磁光阱基礎上,採用紅移行波偶極阱實現了銫原子的光學偶極俘獲;第三,開展了一系列腔qed前期實驗準備工作。To achieve this temperature, the atoms must be isolated in a vacuum cell, suspended in free space by magnetic fields, and chilled by laser cooling and another technique called evaporative cooling [ see box on page 51 ]
要達此溫度,原子必須隔離在真空腔里,利用磁場而漂浮在真空中,並以雷射冷卻法或另一種稱為蒸發冷卻的技術來降溫(參見87頁降溫大法) 。Evaporative cooling can work only in a trap, and magnetic traps are the ones that work best with this cooling technique
蒸發冷卻法只有在阱里行得通,而這種冷卻技術配合磁阱來做效果最好。The system has its own style. the trapping beams can be independently adjustable and three double - passed circularly polarized cooling / trapping beams intersect at the center of mot. about 1 107 cesium atoms with equivalent temperature of ~ 270 k are successfully trapped in our vcmot
在每束冷卻俘獲光的光強約4 . 9mw cm ~ 2 、失諧量為- 10mhz 、軸向磁場梯度約11 . 6gauss cm的條件下得到的冷原子樣品中典型的原子數約1 10 ~ 7個,溫度約270 k左右。3. sliding bearing and isolation cover are the key parts which influence magnetic force pumps " safely running, pump ' s interior pressure and cooling holes are induced through analyzing outer and inside alnicos, sliding bearings " cooling flux
滑動軸承和隔離套是影響磁力泵可靠性的關鍵部件,通過分析冷卻內外磁鋼和滑動軸承的冷卻流量,反推計算出泵內壓力場,給出冷卻孔設計的方法。The shahe pumped - storage power station with two 50mw reversible units has been in good conditions on general since it was put into operation, but there still were some defects, such as the failure of unit ' s contemporaneous device, the insufficient cooling water discharge and pressure, and the failure of static frequency converter and excitation overcurrent
摘要沙河抽水蓄能電站兩臺50mw可逆式機組自投運以來,總體情況良好,但是也出現了一些缺陷,如機組同期裝置故障,機組冷卻水流量或壓力不足,靜止變頻器故障,勵磁過電流故障等。分享友人