激子傳遞 的英文怎麼說

中文拼音 [zizhuàn]
激子傳遞 英文
exciton transfer
  • : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ動詞(傳送;傳遞) hand over; pass; give Ⅱ副詞(順著次序) in the proper order; successively
  1. For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr

    本文對于微腔半導體光器,提出站模型,能夠較直觀簡潔地分析微腔半導體光器的穩態和瞬態特性,利用此模型對具有重要實用價值的= 1的微腔半導體光器進行了討論;對于電流i噪聲、自發發射壽命_ ( sp )噪聲、自發發射因噪聲、光壽命_ p噪聲,以及電流調制、 _ ( sp )調制、調制、 _ p調制,在小信號近似下,得到了相應的光器的函數;在大信噪比的前提下,對光器進行了頻域分析,分別計算了它們在不同參數下的信噪比增益,分析了其抗噪聲性能。
  2. The effort of manganese removal was studied and the kinetics of manganese removal was tried to establish. the factors of dissolved oxygen concentration, fe2 + concentration, ph, p concentration and closing of the filter were studied to evaluate their effort for biological manganese removal, and the correlation of residual manganese and oxidation - reduction potential was also discussed. as the iron content of water was high, experiment results showed that the reaction was zero order, as the iron content of water was low, the reaction was first order. the time needed for the cultivation of biological manganese removal was 60 70 days. the filter operated at the filtration rate of 8 10m / h, silica sand of effective size 0. 95 1. 25mm filled the filter to a depth of 1200mm

    試驗結果表明,成熟后濾砂表面濾膜的x射線衍射圖譜與mno _ x ? 5h _ 2o ( x = 1 . 86 )的x射線衍射圖譜一樣,濾膜成熟后的結構在進水物質不發生變化的情況下不發生變化;合適的碳磷比對生物除錳有明顯的促進作用,試驗條件下的投磷量不會對出水造成二次污染;生物除錳需要亞鐵的參與,亞鐵的存在除了能夠促進微生物分泌胞外酶並刺其活性外,還通過鐵離的變價,催化錳離的氧化反應,從而促進對二價錳的降解。
  3. The absorbed light energy excites chlorophyll a molecules, causing them to emit high - energy electrons that pass down an electron - transport chain, releasing energy to synthesize atp ( photophosphorylation ) and nadph

    吸收的光能可發葉綠素a產生高能電,經電后,釋放能量合成atp (光合磷酸化)和nadph 。
  4. This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration

    本文研究了一種利用光電二極體標準探測器標定普通探測器和單色儀系統的方法,實際標定了所用的探測器和單色儀系統,測得了噴氣靶光等離體光源的相對光譜分佈,設計出絕對光譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統,完成了多層膜反射率測量工作。
  5. Calcium responses could be induced in astrocytes by adding neurotransmitters or by using electrodes to stimulate the release of neurotransmitters from synapses

    星狀細胞的鈣離反應,可以藉由添加神經物或利用電極刺突觸釋出神經物所引發。
  6. Dendritic cells ( dc ) is the most powerful apc, which can markedly increase the antigen - presentation capacity by maximizing the pepitide - mhc complexes on the cell surface and upregulating the co - stimulatory ligands b7 - 1 and b7 - 2, adhesion moleculees such as il - 12 that promote full activation of lymphocytes. full activation of antigen - specific t cells requires two signals - one signal coming via the tcr and the other signal through engagment of co - stimulatary molecules. t cells receiving one signal via their tcr are turned off by mhc ( major histocompatibility complex ), via t cell cd28 binding to b7 on the dc induce tlymphokine and t cell proliferatiion

    T細胞介導的細胞免疫在控制腫瘤生長方面發揮著重要作用, t細胞在發揮抗瘤效應(分泌細胞因和直接殺傷)之前必須先經過活化,體內專職抗原提呈細胞( apc )細胞並使其活化,樹突狀細胞( dendriticcell , dc )為t細胞的活提供雙重信號, t細胞藉助tcr識別由dcmhc分交的抗原肽后,通過tcr - cd3復合體抗原特異性識別信號(第一信號) ,以cd28為主的t細胞表面輔佐分識別dc表面b7分非特異性協同刺信號(第二信號) ,在機體抗腫瘤免疫應答中處于核心地位。
  7. Fluorescence power transfer function, three - dimensional point spread function ( 3d - psf ) and three - dimensional optical transfer function ( sd - otf ) for the various fluorescent wavelength of the two kinds of fluorescence confocal scanning microscopy are calculated in this paper by using fourier imaging theory. the results show that the fluorescent wavelength has influence on imaging property of confocal microscopy such as spatial cut - off frequency, resolution and 3d - otf. there is a different missing - cone in the 3 - d space of otf when the ratio of excitation wavelength to fluorescent wavelength decreases

    本文在sheppard和gumin等人的理論基礎上,利用fourier光學成像理論,討論了不同熒光波長對單光和雙光共焦顯微鏡成像特性的影響,導出了單光和雙光共焦顯微鏡的熒光功率輸函數、三維脈沖響應函數和三維光學函數,得到了它們在不同發波長與熒光波長比值時具體的表達式,並且通過數值計算,得到了它們的曲線圖,結果表明:隨著發波長與熒光波長比值的增加,焦斑的橫向分佈和縱向分佈變窄,橫向解析度和縱向解析度提高,系統的成像效果變好,當發波長與熒光波長的比值下降到一定程度時,可以看到不同程度的失錐現象。
  8. Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway

    摘要植物對鹽脅迫的耐受反應是個復雜的過程,在分水平上它包括對外界鹽信號的感應和,特異轉錄因活和下游控制生理生化應答的效應基因的表達.在生化應答中,本文著重討論負責維持和重建離平衡的膜轉運蛋白、滲調劑的生物合成和功能及水分控制.這些生理生化應答最終使得液泡中離濃度升高和滲調劑在胞質中積累.近年來,通過對各種鹽生植物或鹽敏感突變株的研究,闡明了許多鹽應答的離轉運途徑、水通道和物種特異的滲調劑代謝途徑,克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面,在擬南芥突變體及利用酵母鹽敏感突變株功能互補篩選得到一些編碼信號蛋白的基因,這些都有助於闡明植物鹽脅迫應答的分機制。
  9. 4. the nanoparticles of zns : eu3 + were synthesized for the first time. the energy transfer process between the zns host and the eu3 + ions was observed form the excitation spectra

    合成納米zns : eu3 +和eu3 + 、 mn2 +共摻體系,首次成功通過eu3 +離的本徵發光的發譜觀察到基質zns向eu3 +離有能量過程。
  10. For the zno : er obtained in the present paper, the room temperature sharp characteristic emissions from the trivalent rare earth er3 +, including upconversion and near infrared emissiom, and the energy transfer between the nanocrystalline zno host and the dopants are observed for the first time in this paper

    首次觀測到zno : er的室溫強特徵發射、上轉換發射和近紅外發射,並同過er離的本徵發光的發譜觀測到基質zno與er3 +之間存在能量
  11. Abc transporter, the elongation factors ( ef - tu ) and the other enzymes involved electron transduction and metabolism. finally, comparing long - termed salt stress with transient salt shock, there are 12 proteins induced in common, which means different stress regulatory mechanisms are inextricably linked to each other

    應用maldi - tof ms分析,已初步確定25個誘導蛋白的功能,其中包括親和溶質脯氨酸合成必需的酶、 abc轉運蛋白、熱蛋白( hsp60 ) 、 dnak及蛋白合成的伸長因ef - tu 、與代謝途徑、信號導和電系統有關的酶。
  12. Phopholipase c - 1 ( plc - 1 ) is widely known to play an important role in regulating cell proliferation and differentiation, development of the organisms, cell transformation and oxidative stress. till now, the mechanism how phopholipase c - 1 acts can not be thoroughly illustrated, nor has the interaction between plc - 1 pathway and other signal pathways been systematically reported. this research chose 2 - de + ms as the basic method from all kinds of proteomics strategies and compared the total protein expression map of mef genetically deficient in plc - 1 ( plc - 1 - / - ) to that of wild type mef ( plc - l + / + ) aimed to find some protein spots differentially expressed, thus we can discuss the impact of knockout of plc - 1 on signal transduction initiated by growth factors such as egf comprehensively. in this way, we can study the biological function of plc - 1 and mechanism of plc - 1 pathway indirectly, which will contribute a lot to further analysis

    鑒于plc - 1發揮上述作用的機制尚未完全闡明, plc - 1通路與其他信號通路間的交聯和代償尚無系統報道,又因為以往的研究方法不夠全面,本研究以野生型小鼠胚胎成纖維細胞( plc - 1 ~ ( + / + ) )和缺失磷脂酶c - 1的小鼠胚胎成纖維細胞( plc - 1 ~ ( - / - ) )為研究模型,在眾多蛋白組學策略中選擇了雙向電泳+質譜( 2 - de + ms )作為研究手段,通過對比表皮生長因( egf )刺24小時後上述兩種細胞的總蛋白質表達差異,全面地探討敲除plc - 1對生長因誘導的信號的影響,從而間接研究plc - 1生物學作用、信號機制及其代償情況,為后續的深入研究打下基礎。
  13. Most of mapk upstream molecules are the molecular marker of the receptivity of endometrium during implantation period, for instance, evidence suggests egf and its receptor egfr may play a role in rendering the endometrium receptive to embryo implantation. the temporal and spatial expression of ley oligosaccharide in the uterus suggests that this factor may be involved in cell - cell communication between the uterus and blastocyst during implantation period

    在植入期的宮內膜, mapks的上游信號分大多是其接受態的標志分,如egf及其受體egfr ,可作為胚泡與宮內膜間的信息物質,代替雌素促進宮上皮細胞分化、增生,誘導胚胎著床。
  14. Considering of flexible installing of machines, which were supported by multi - mounts and disturbed by multi - excitations in engineering practice, a general dynamic model for the complex active - passive flexible isolation systems is presented. the mobility approach is extended to the analysis of the active isolation systems, and the power flow transmitted into the plate - like foundation of the systems is studied using substructure mobility synthetic technique. then the active control strategies of the power flow are discussed from the viewpoint of insertion loss, and the transmission mechanism is revealed for the flexible coupling isolation systems which comprise active elements

    綜合考慮工程實際中多勵、多支承機組的柔性安裝問題,建立了主被動復雜柔性隔振系統的統一動力學模型,將導納方法推廣到主動隔振分析中,採用結構導納綜合法對彈性板基礎上主動隔振系統的功率流進行了分析,並從插入損失的觀點探討了功率流的主動控制策略,揭示了含有主動作動元件的柔性耦合系統的功率流機理
  15. As a result of adapting shaded environment, large variations took place in photosynthetic unit size, electron transmission, pigment content, endogenous hormones and enzyme activities, morphological and anatomical structure, nutrient absorption and distribution to ensure fully utilizing light energy at shading conditions, and to maintain its energy equilibrium and normal life activities

    草本植物為適應蔭的環境,導致在光合作用單位、電、光合色素含量、內源素及酶活性、植株形態解剖結構、營養物質的吸收及分配等方面產生變化,以保證在遮蔭下仍能充分利用光能,維持生長所需的能量平衡,進行正常的生命活動。
  16. Seven - span transmembrane ( 7 - tm ) molecules constitute superfamilies of cell - surface proteins. they are receptors for small molecules. peptides, hormones and ions. they also act as ligands for mediating a variety of external signals to the cytoplasm

    它們主要作為一些小分物質如肽類,素,細胞因和多種離的受體,主要功能是介導細胞外信號和調節細胞的生物學功能。
  17. We also found the evidence that energy transfer exists between 8 - hydroxyquinoline and nd3 + ions. hydroxy group ( oh ) can quench nir luminescence

    而且我們還發現8一夯基啥琳與欽離之間存在能量,能間接發錢離
  18. Regarding the suspension system as a substructure ( subsystem ) appended on the car body, and considering the vibration transfer effect of the suspension system for the displacement excitation induced by unevenness of road surface, an explicit formula about the quantitative relationship between the sound pressure of low frequency interior noise and some of the suspension characteristic parameters of a vehicle, i. e., the stiffness, the damping, the under suspension mass of suspension system, and the radial stiffness, the radial damping of tire, is deduced based on the dynamic substructure modification method for structure - acoustic coupling analysis of an automobile ' s passenger compartment

    摘要基於車身乘坐室聲振耦合的動態結構修改方法,將汽車懸架系統視為附加於車身上的結構(系統) ,並結合懸架系統對路面不平度位移勵的振動效應,揭示出車內低頻噪聲的聲壓值與懸架系統剛度、阻尼、非懸掛質量以及輪胎徑向剛度、徑向阻尼間的直接定量關系。
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