emission peak 中文意思是什麼
emission peak
解釋
發射峰-
The reason to cause this phenomenon is due to the change of electric field in the blue oled to induce the probality of the carrier shifted and the hole - electron recombination zone changed, which was a possible alternative to achieve color display. 3 ) device with the structure of ito / npb / adn : balq3 / alq3 / mg : ag was fabricated. when the balq3 dopant concentration was about 25 mol %, a high performance devcie with luminous efficiency of 1. 0 lm / w, the peak of emission spectrum at 440 nm, the cie coordinate at ( 0. 18, 0. 15 ), and half lifetime of unencapsulated device about 950 hrs was achieved
導致本現象的原因是由於各有機層電場強度的變化影響了空穴和電子的隧穿幾率，從而導致載流子的復合區域發生改變而發出不同顏色的光; 3 ）制備了結構為ito / npb / adn : balq3 / alq3 / mg : ag的藍光oled ，空穴阻擋材料balq3的摻入顯著影響了oled的光電性能，當balq3的摻雜濃度為25mol %時， oled的發光效率為1 . 0lm / w ，發光光譜的峰值為440nm ，色純度為（ 0 . 18 ， 0 . 15 ） ，未封裝器件的半衰期達到了950小時; 4 ）在藍光材料adn中摻雜npb 、 balq3和tbp三種材料時，不僅改善了器件的發光亮度和色純度，而且提高了器件的發光效率和壽命。 -
When x is above 1. 3 %, the emission spectra are strongly broadened and do not show any well - defined features, and their peak positions shift to lower energies correspondingly with increasing x. the large band - gap bowing of gap1 - xnx alloy is induced by the impurity band formation due to the intercenter interaction
對中心發光的nn3束縛激子的零聲子線及其聲子伴線，並得到了nn3的所有聲子伴線（ l0 、 la 、 ta ）的s因子在約20k卜50k范圍內與溫度的關系。 -
Under visible light excitation titanic acid and titanate sodium nanotubes showed a relatively intense emission, which red shifts with the increase of excitation wavelength. under humid conditions this photoluminescence of titanic acid nanotubes was not stable. the intensity decreased, and the emission peak was at 480nm, which cannot shift with the change of excitation wavelength
鈦酸和鈦酸鈉納米管在使用可見光激發時，都能產生光致發光現象，當使用不同波長的可見光激發鈦酸和鈦酸鈉納米管時，能夠得到不同強度的發光譜帶，且發光峰的位置隨著激發光的變化發生較大范圍的移動。 -
The effective excite wavelength range is 350 - 355nm for the exciton - exciton collision peak and we observed a blue emission peak at about 472nm caused by zinc vacancy. 3
對激子-激子碰撞峰來說，有效的激發波長在350 - 355nm處，同時在472nm左右存在有一個由鋅空位造成的深能級的藍光發射峰。 -
The peak in the direction of the target normal is consistent with mat of predicted by the resonance absorption and another peak of hot electrons emission in the specular reflection direction is due to the multi - acceleration mechanisms. the hot electrons emission along the back - reflection direction is probably caused by the acceleration of the back - reflection laser, which is for the first time put forward by us
其中，靶法線方向的超熱電子發射峰與共振吸收（ res ~ eabso甲tion ）機制所預言的一致;根據理論估算提出激光反射方向的超熱電子發射峰是幾種加速機制共同作用的結果;我們首次提出背反射激光加速超熱電子的新機制，並用此機制解釋了激光背反射方向產生的超熱電子發射峰。 -
Optical microcavity arouses great interest in condensed state physics. it can change characters of spontaneous emission, such as spectral full width at half - maximum, light intensity at peak and so on
光學微腔是目前凝聚態物理的研究熱點，它能夠改變自發發射的特性（譜線寬度、發光強度等） 。 -
This indicated an absence of deep trapping centers. this peak was still observed at room temperature, temperature. the presence of this intrinsic near - band - gap emission line in the pl spectrum even at room temperature is a further indication for the high quality of the epitaxial layer
Znse薄膜樣品在77k時，光致發光譜中只觀測到了近帶邊的發射，而且這一發光一直持續到室溫，說明在si襯底上lp - mocvd外延生長的znse薄膜具有較高的質量。 -
Based on the theory that the optical properties of zncdse / znse qd structure at different formation and ripening stage are different from each other, by investigating the variation in emission peak energy and integrated intensity, the formation and ripening information of the dots was obtained, which overcomes the disadvantage of atomic force microscopy ( afm ) in that it can not be applied to the measurement of the initial formation stage of the qd. furthermore, it is of great help to clarify the controversies in the ripening process of se - compound qd
利用量子點在不同形成和熟化階段具有不同的光學性質這一思想，通過測量zncdse znse量子結構的發光峰的位置與相對強度的變化，獲得了量子點的形成和熟化信息，從而既解決了一般金屬有機物化學氣相沉積（ mocvd ）設備由於沒有原位監測儀器而無法對量子點的形成過程進行監測的不足，又澄清了原子力顯微鏡表徵的量子點熟化過程的爭議。 -
Among the 11 tested samples of battery - operated toy lanterns, four were musical. the government laboratory confirmed that these samples of battery - operated toy lanterns, which had sound - producing features, were found to have complied with the requirement of the peak emission sound pressure level prescribed in the current european standard for toys that emit continuous sound
政府化驗所的報告還指出，在11款玩具電燈籠樣本中， 4款是可發聲的，而這些發聲玩具電燈籠樣本均符合歐洲安全標準中發聲玩具的音量標準。 -
Abstract : polyphenylacetylenes were synthesized by rn ( nbd ) cl 2 and wcl6 / ph4sn catalyst systems in n2 at room temperature. polymers with high yield and high molecular weight were obtained. their structures were characterized by uv, ir, nmr and gpc, respectively. the fluorescence of the polymer solution with different concentration was investigated using variable excitation wavelength from uv to visible region. the relation between fluorescence and polymer structure was studied. the results showed that the molecular chain structure has great influence on fluorescence of the polymers. the emitting peak wavelength of fluorescence for the polymer of high stereoregularity is independent of solution concentration and excitation wavelength. the emitting peak wavelength of fluorescence for the polymer with disordered molecular chain arrangement varies with changing the solution concentration and excitation wavelength, and different emission sites in molecular chains and low emitting yield are shown. the measurement and analysis of fluorescence spectroscopy of polyphenylacetylenes may provide some useful information to judge the molecular chain arrangement in some conjugated polymers
文摘:使用有機金屬銠、金屬鎢/四苯基錫催化劑體系聚合苯乙炔，分別獲得了高產率和高分子量的聚苯乙炔.使用uv ， ir ， nmr ， gpc等分別對聚合物結構進行了表徵.採用不同波長的激發光對聚合物熒光性能進行研究，詳細分析了聚合物結構與熒光性能之間的關系.研究結果發現，不同聚合物結構對聚合物熒光性能產生很大影響，規整性高的聚合物，將有較高的發光量子效率；聚合物規整性差，將可能導致多個熒光發光結構點，其熒光強度降低.聚合物熒光光譜研究將對某些共軛聚合物結構的規整性分析提供一些有用的信息 -
The fluorescence spectrum ( fls ) of lra excited at 280nm and 295nm showed a maximum peak at 338nm. the characteristic peak of tyr did not exist, and it showed that the fluorescence energy of tyr was transformed to trp and strength the fluorescence of trp. when lra was excited at 295nm, the fls showed a maximum peak at 338nm, the max of fluorescence emission spectrum blue - shifted more than 10nm compared with the max of free tyr ( 348nm )
Lra的熒光光譜研究表明在激發光波長為280nm時，其最大熒光發射峰在338nm處，熒光光譜未見有酪氨酸（ tyr ）殘基的發射峰，表明tyr殘基的熒光基本上通過能量轉移到trp上，使熒光強度增強，在激發光譜為295nm時，其最大熒光發射峰338nm ，比游離trp的最大熒光發射峰（ 348lun ）藍移了近10nln ，說明trp周圍的極性較弱，處于疏水的微環境。 -
Compared with pl of pure nanotube, the emission peak energy shift value was larger. this may result from the formation of oxygen vacancies in the nanotube during the process of surface - modification
（ 2 ）使用十六醇對納米管鈦酸進行了化學修飾，結果表明納米管表面與十六醇發生酯化反應。 -
Since the carrier mobility in organic materials is very low, no collision excitation is possible. the short wavelength peak is due to direct bombardment by electrons from sic > 2. we name this luminescence as cathodoluminescence - like ( cl - like ) emission or solid state cathode luminescence because the energized electrons are accelerated in solid instead of in vacuum
這樣在有機層中的電子數是nl n計n汁n ，空穴數是p n （ n是類陰極射線激發出的電子，也是類陰極射線激發出的空穴兒這兩類載流子的復合將比單純有機發光的復合nip增加了（ n計n葉n ）叮（ l n計n葉n ） n 。 -
We researched the influences of systhesis temperature, heat preservation time, eu + concentration, reduction surrounding feeling and flux on luminescent properties of sral2o4 : eu2 + phosphors, optimized the experiment conditions and reduced systhesis temperature about 100 c. we found that the systhesized sample ' s luminescent brightness is better with increasing systhesis temperature, but the phase component is more complex. we found that the luminescence brightness of sample appear a increasing process at first, and then a reducing one with the raise of eu2 + concentration, it indicated that the luminescence brightness is not better if the eu2 + concentration is too high or low. we found that the systhesized sample can not bright at too long heat preservation time, and the luminescence brightness is lower at too short heat preservation time. we found that particle diameter is bigger, the wavelength of emission peak is longer
研究發現合成溫度高，合成樣品的發光效果好，但物相組成也較復雜； eu ~ （ 2 + ）離子在一定摻雜濃度范圍內，合成樣品的發光亮度先是出現一個提高過程，然後是一個降低過程，說明eu ~ （ 2 + ）離子濃度高或低都不利於合成樣品發光；保溫時間較長，合成樣品不發光，保溫時間較短，合成樣品發光效果不好，只有合適的保溫時間才能合成發光效果好的樣品；合成樣品的粒徑大小與發射峰的位置具有一定的關系，粒徑越大，發射峰越偏向長波方向；助熔劑對樣品的合成溫度和發光性能都有影響，助熔劑的量較低時，主要表現為助熔作用，對發光影響不大，助熔劑的量較高時，使得樣品發光亮度降低和余輝時間縮短；還原方式的不同，合成樣品的發光性能也不一樣。 -
3. the pl results of si - sio2 films show that emission spectra of samples have 4 luminescent band peak at 320nm, 410nm, 560nm, and630nm, respectively, at room temperature, ta, the excitation wavelength, argon pressure et al
三根據pl譜，分析了si一510 :薄膜樣品的室溫光致發光現象，樣品有一320 ，翻，一410nm ，一56onm和一630nm四個pl峰，它們的pl峰是相互分離的。 -
The emission wavelength of qds was controlled by the size of the core and each single - color of qds has narrow symmetrical emission peak
量子點的發射波長取決于核心粒子的大小，而每一種單色量子點的發射波長窄而對稱。 -
The last chapter presents the result of our studies of how to use the peak frequency of synchrotron emission to classify the bl lac objects and the action of the peak frequency in bl lac objects. we sustain that the peak frequency can become a well classificatory criteria of bl lac objects and conceive that there are some systemic difference between xbls and rbls, and the difference is not only the result of choice
本文最後一章重點介紹了同步峰頻在bllac天體分類中的作用，同時介紹了作者在相關領域作的一些研究工作，我們的工作進一步支持了峰頻作為bllac天體的一個有效的分類標準的觀點，進一步猜想bllac天體的兩個子類xbl和rbl的物理性質可能存在本質差異，而不僅是選擇效應的結果。 -
Mda ( 20mm ) reduced sharply the typical fluorescence of proteins ( excitation 280nm / emission 350nm ) and produced age pigment - like fluorescence with a strong emission peak at 460 nm excited at 395 nm when incubated at 37
通過對脂質過氧化的次級產物? ?各類雙功能醛及其它單功能醛對不同生物溶液流變性及熒光特性的作用的對比研究。
分享友人