熒光團 的英文怎麼說

中文拼音 [yíngguāngtuán]
熒光團 英文
flgorgen
  • : 形容詞[書面語]1. (光亮微弱的樣子) glimmering 2. (眼光迷亂; 疑惑) dazzled; perplexed
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : Ⅰ名詞1 (團子) dumpling 2 (成球形的東西) sth shaped like a ball 3 (工作或活動的集體) group; ...
  1. A novel calix [ 4 ] arene - based fluorescent chemosensor bearing 2 - aminopyridine moiety and naphthalenic fluorphore was synthesized, and the chemical structure of the product was identified by ft - ir, ms - fab, nmr and elemental analyses

    摘要以杯[ 4 ]芳烴為平臺、氨基吡啶基為識別位點、蔡環為,合成了一類新型化學傳感器。
  2. ( 2 ) an aminobenthiazole schiff base has been synthesized as a new fluorescence carrier by reacting 2 - aminobenthiazole with p - allyoxybenzoldohyde. the new kind of schiff base can be utilized for preparing an optical sensor, used for determining furazolidone based on the fluorescence quenching. aminobenthiazole schiff base immobilized on a glass plate surface by covalent bonding can circumvent the leakage of the fluorephore from the sensor surface and guarantee a relatively long working lifetime

    ( 3 )用強2 -氨基苯並蒽酮與對烯丙氧基苯甲醛合成了另一種新的schiff堿類化合物,與甲基丙烯酸羥乙酯、丙烯酰胺、環乙二醇二丙烯酸酯共聚制得極膜,制備了一種苯並蒽酮schiff堿化學傳感器,可用於單質碘的測定。
  3. The change of agglutinating activity, cd spectrum and fls of lra in different temperature, ph and different chemicals indicated that lra had partial hemagglutinating activity at ph2. 0 ( 50 % ), a temperature above 100 ( 60 % ) and after modified by n - bromosuccinimide ( mbs ), the activity lost completely, modified by depc, the lra had a little activity, the other groups modified such as arg, tyr, glu, asp did n ' t effect the hemagglutinating activity of lra. the result indicated that trp residues were essential to the hemagglutinating activity and were involved in carbohydrate - binding site

    研究不同溫度、 ph和基特異性化學修飾后lra凝血活性和促淋巴細胞有絲分裂的變化、圓二色譜和譜的變化,當溫度達80以上時,活性開始下降,到100時活性有60 %保留:當ph為2時,活性保留50 % , ph為4一12對活性的影響不大;用nbs修飾trp后, t即的旦一叫睬基的破壞使活性完全喪失,表明trp對凝血活性是至關重要的, arg 、 tyr 、 glu 、 asp被修飾后, lra的凝血活性並未受到大的影響,但tyr修飾后lra的促有絲分裂活性降低
  4. At the room temperature, fluorescence intensities of these chemosensors in acetonitrile without transition metal ions were found to be very weak, due to the process of the efficient intramolecular photoinduced electron transfer ( pet )

    在室溫下對其物理性質的研究中發現,在沒有加入過渡金屬離子時,由於體系內存在有效的誘導電子轉移過程使得熒光團被淬滅。
  5. 7. at the first time, the reporter dye, fam was linked to the 5 " - end of the oligonucleotides of the probes, and the tamra was located at the 3 " - end as quencher dye. we use camv35s and fmv promoter, nos terminater, mark gene nptii, and aim gene pat, epsps and cryla ( b ) genes as target sequences, design pairs of sp

    7 、首次以fam素標記探針5 』端作為發,以tarma標記探針3 』端為淬滅基,以camv35s 、 fmv啟動子、 nos終止子、標記基因nptll 、抗除草劑基因epsps 、 pat 、抗蟲基因cry1a )為檢狽目標,設計、篩選出特異性引物和探針,優化實驗參數,建立了轉基因植物通用性pcr定性檢測方法體系。
  6. The experimental method includes selecting pure complexes of histidine - containing or cysteine - containing materials, from c - and n - terminal group of these amino acids to link to a group which have color or fluorescence or ultraviolet absorption, elucidating their binding affinity, fluorescence or uv - visible spectrum properties with zinc at physiological concentration and to elucidate their structure in the solid state via infrared spectroscopy. with the help of the concerned the data, the analysis was done to prove whether it can be applied to the zinc detection, in other words, whether it can be used as a new fluorescence probe for zinc detection

    本實驗首次選用在生物體內與zn ~ ( 2 + )鍵合能力很突出的物質? ?組氨酸和半胱氨酸,採用類似於多肽合成的方法,在其羧基或氨基分別嫁接上一個帶有標記的基,生成穩定的共價鍵化合物;在此化合物中模擬生理濃度條件加入鋅離子,通過紅外圖譜、紫外圖譜或圖譜的變化分析鋅離子對標記基是否產生影響,再結合有關數據分析其是否適合檢測鋅離子,即是否可能作為新的鋅離子探針。
  7. The fluorescence spectra of the conjugationed polymer containing of n - ( a - naphthyl ) carbazole show that the emission sprctra in aromatic solvents are more red - shifted than that in aliphatic solvents although these solvents have the same polarity. the fluorescence chatacteristics were different from th e n - ( a - naphthyl ) carbazole ' s. the fluorescence of the conjugationed polymer can be quenched by electron donors and cm and cannot be quenched by electron acceptors

    對含有n - ( -荼基)咔唑基的共軛高聚物,它在芳香族溶劑中的發射比非芳香族溶劑中明顯紅移,也不具有n - ( -萘基)咔唑單元所具有的分子內電荷轉移特性,它的只能被電子給體和c _ ( 60 )猝滅而不能被一般的電子受體猝滅。
  8. The condition of profiles in outer station did n ' t change much in spring cruise, but showed more variable in near - shore stations when observed in different time. fluorescent characteristic per cell can be obtained by flowcytometric analysis. based on fluorescence data of synechococcus of all stations, two distinctly pigment - containing cell types coexisting can be found in some stations of east china sea, which located in all depth of p3, mixlayer of e7, 40 - meter depth of e6 of autumn cruise and in mixlayer of p2 of spring cruise

    通過對流式細胞計測量的細胞結果來看,在秋季的p3 、 e7整個混合層、 e6站40米層,春季的p2站均發現有兩群不同色素含量的聚球藻( high一pe和low一pe )共存現象,極有可能分別屬于不同品系,春季共存站位位置比秋季時更靠外,表明在秋季p3 、 e7等站位的共存是季節性現象,可能與此季節黑潮次表層水沿陸架坡涌升入侵到中陸架有關,水的運動及混合使從外海遷移而來的high一pe與近岸的low一pe得以共存,在春季,由於長江沖淡水的日漸強盛,在中陸架區的共存區域有所外移。
  9. By using dta, ir and xrd analysis, the result show that : in the gel glass of these two system, the phase change of the zirconia and the alumina are restricted because of the high content of silica which leads to the stabilization of the prepared materials. and the applications of these two materials is introduced briefly. by using absorption spetrum and fluorescence spetra analysis, the result show that : in the gel glass of the nd - doped sio2 - al2o3 gel bulk glass - ceramic, the strongest emmision is at about 1. 06u m, the clustering of nd3 + ion is controlled by the addition of alumina which creates the " cage effect " to nd3 + ion

    同時分別對凝膠進行了dta 、 ir 、 xrd分析,結果表明:對於此兩個系統的凝膠玻璃-陶瓷,由於二氧化硅含量較高,使得氧化鋯及氧化鋁的相變受到約束,從而保證所制備材料的穩定化,同時對兩種材料的應用也作了簡單介紹;對摻釹sio _ 2 - al _ 2o _ 3激玻璃-陶瓷進行了及吸收譜分析,結果表明:釹鋁共摻雜二氧化硅玻璃的最強發射處於1 . 06 m左右,加入的少量氧化鋁使釹離子產生「籠效應」 ,阻止釹的聚。
  10. These sensor prepared have been applied to analysis of different species. ( 1 ) carbazole is a promising pharmaceutical species. a novel optical sensor for determining doxycycline based on the fluorescence quenching of n - allylcarbazole immobilized on an quartz glass plate surface by covalent bonding has been described

    ( 2 )用2 -氨基苯並噻唑與對烯丙氧基苯甲醛合成了一種新的schiff堿類化合物,研製成了一種schiff堿新穎化學傳感器,用於呋喃唑酮的測定。
  11. Nanometer and micrometer sized gd2o3 : eu have many defects in the surface, and have high specific surface area, which can make the particles agglomerate, so the phosphors ’ lightness would be decreased

    納微米級的gd2o3 : eu粉顆粒,表面存在很多缺陷,並具有大的比表面積,易聚,從而影響粉的發性能。
  12. The result of fluorescence show that the fluorescence intensity of the surface of the treated glass slide connect with the probe immobile ratio of oligonucleotide. the more oligonucleotide probes have been linked with active group, the stronger fluorescence intensity is. for the strongest fluorescence, the technical conditions is : treatment of 2 % aminosilane of 20 minutes, treatment of 5 % aldehyde of 24 minutes, uv crosslinking of 150mj and washing of 5 minutes at 20

    兩種檢測方法表明,當活性基呈柱狀、分佈均勻且尺寸比較大( 200nm )時,有利於寡核苷酸探針的連接,且連接探針數量多,玻片表面強度強,固定率高;當活性基呈錐狀、分佈及尺寸不均勻( 150nm ( 300nm )時,連接的寡核苷酸探針數量少,玻片表面強度弱,固定率低。
  13. Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks

    在進行理論分析和研究的基礎上,提出了因血細胞中存在多種熒光團,且這些熒光團的電子能級上又存在大量的不同的振動能級,從而導致被激發的熒光團發出較寬的譜;血細胞濃度的增大,熒光團以及其他大分子之間的距離變小,造成它們之間因碰撞的能量轉移概率加大,因而易產生猝滅,結果導致強度的變小;血細胞溶液中重吸收所導致的猝滅和二次發射,以及血細胞濃度的變化對其中熒光團能級系統的影響都是導致峰值波長「紅移」的原因;進而研究了led誘導血細胞產生譜的機理。
  14. Photoluminescence characteristics of four hemicyanine derivatives with similar molecular compositions but different donor - acceptor groups in langmuir - blodgett ( lb ) films have been studied by steady state and time - resolved fluorescence spectroscopies. the study mainly include the aggregation behavior of hemicyanine derivatives in lb films, the influence of the donor - acceptor on the excited level and excited lifetime of the hemicyenine derivatives

    通過改變半花菁的親水基與疏水基而得到了四種半花菁衍生物,利用穩態和時間分辨研究了不同親水基與疏水基對半花菁衍生物學特性的影響.主要包括半花菁衍生物在lb膜中的聚集特性,親水基與疏水基對半花菁衍生物激發態壽命的影響等
  15. Simultaneously, the einstein shift of spectra could be seen and the intensity of fluorescence at 350nm was reinforced with the increment of manganese oxide nanoclusters in the pores. 4. the preparation of manganese oxide mesophase via hydrothermal treatment was studied here simply

    此外對不同孔徑mcm - 41進行納米簇裝載試驗表明:隨著孔道中氧化錳裝載量的增加,吸收譜吸收邊帶發生紅移, 350nm激發強度增強。
  16. Ag + and fe2 + caused the fluorescence of trp residues in g6pd quenched ; mg2 + and edta made fluorescence intensity of g6pd increased, this indicates that they caused trp residues wrapped and came to the inner core and located in the hydrophobic area ; while zn2 + or mn2 + made fluorescence intensity of g6pd decreased, this indicates that they made the conformation of g6pd relaxed and chromophores exposed to polarity environments. in native condition and in the far circular dichroic ( cd ) region, g6pd exhibited two characteristic negative band centered at 208nm and 222nm respectively, thus it is estimated to contain about 41. 2 % a - helix, 20. 6 % - pleated sheet and 38. 2 % random coil and turn

    Ag ~ +和fe ~ ( 2 + )引起色氨酸( trp )殘基的淬滅; mg ~ ( 2 + )和edta均使g6pd的強度增強,說明它們使trp殘基重新包裹在分子內部而處于疏水的微環境中; zn ~ ( 2 + )和mn ~ ( 2 + )均使g6pd的強度變小,說明它們使酶分子構象變得疏鬆,原來處在分子內部的發色暴露在極性環境中。
  17. This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4

    本論文以量子結構自組裝為出發點,提出利用杯芳烴及其衍生物的化學受限反應實現尺寸可調半導體納米粒子自組裝;提出有機聚合網路原位組裝zns基納米粉方法,把粉的納米化、包敷、防聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了非晶zno ,研究了它的學性質,確定了它的結構,並對其摻雜進行了初步的研究,非晶zno表現出強的深紫外發特性,而可見發射非常弱,是一種有巨大潛在應用價值的深紫外發材料;利用非晶zno的亞穩特性,對晶化過程中非晶zno納米晶zno三維受限量子結構特性,界面特性進行了深入的研究;利用固相熱分解一般受擴散控制特性,實現了尺寸可控的zno三維量子結構的自組裝;利用非晶zno的高度分散性,容易均勻成膜特性,實現了非晶籽晶誘導低溫液相外延自組裝生長高取向zno晶體薄膜。
  18. The recent progress in fluorescent molecular sensors based on calixarene and their selectively sensing properties towards cations are reviewed according to the type of fluorophores

    摘要按照熒光團的種類,綜述了基於杯芳烴的分子傳感器對陽離子選擇性傳感性能的研究進展。
  19. The mechanisms of laser - induced blood fluorescence spectra and the spectra deriving from the fluorophores on the erythrocyte membrane are presented. on the other hand, the lower intensity of the hemoglobin fluorescence spectra is due to the fluorescence quenching from resonance energy transfer between the fluorophores in hemoglobin with ambient

    因此提出了激誘導血細胞產生譜的機理;並提出激誘導血液產生的譜主要是紅細胞的貢獻,其中對紅細胞產生的譜作主要貢獻的是其細胞膜上的色素基、雙極性的磷脂等生物大分子中的熒光團
  20. Comparisons of led and laser induced blood fluorescence spectra indicate that the latter can show partly fine structure of blood cells. the absorption of the fluorophores to the wavelength of exciting light has definite selectivity, which depend on energy level structure and state of the fluorophores

    對led和激誘導血細胞譜比較研究的結果表明,用激激發時可以顯現血細胞譜的部分精細結構;血細胞中的熒光團對激發波長具有一定的選擇性,這種選擇是由其自身的能級結構和狀態所決定的。
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