種子研光機 的英文怎麼說
中文拼音 [zhǒngziyánguāngjī]
種子研光機
英文
seed polisher- 種 : 種名詞(姓氏) a surname
- 子 : 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...
- 研 : 研同 「硯」
- 光 : 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) ...
- 機 : machineengine
- 種子 : seed; semen; germ; grain; stock; spermo ; spermato ; gono 種子測定 seed testing; 種子處理 seed tr...
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In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior. ito has high prominent transmittance, high infrared reflectance, good electrical conductivity, ito applied as gas sensors, photovoltaic devices, heat reflecting mirrors, solar cells, flat panel displays, liquid crystal displays, electroluminescent, devices and organic light - emitting diodes ( oled ) etc. although preparations and applications of ito films have been studied deeply. nano - ito composites hardly studied
氧化銦錫( ito )是一種高簡並的n型半導體,由於具有導電性,可見光高透過率,紅外反射性,穩定的化學性,被廣泛應用於熱反射建築玻璃、抗靜電塗層,太陽能電池,熱發射鏡,平板顯示器和液晶顯示屏,傳感器,有機光致二級管( oled )等方面,國內外對高質量的ito薄膜的制備和應用進行了深入的研究,但是很少有ito納米粒子與高分子材料復合的報道。In the first chapter of the dissertation, we review the development history and the trend of xerography technology, present a series of organic semiconductive materials and their device structures, and bring forward three ways to prepare single - layered photoconductor with high performance by dimixing, preparing nanomaterials, and synthesizing new organic electron transport materials
論文第一章首先評述了電子照相技術的發展歷史和發展趨勢,同時介紹了有機光電導材料的種類和光電導體的結構,提出可通過復合、納米化和研製新型的電子傳輸材料三種手段來制備高性能有機單層光電導體。Ultraweak biophoton emission and its mechanism during seed germination of amaranthus hypochondriacus
莧菜種子萌發過程的超微弱發光及其機理研究Mba student team members arion maniatis, lisa ren and pranav kapoor and joined phd students wenjie xia ( medicine ) and thomas wu ( electrical engineering ) in presenting their diagnostic devices that promise faster, cheaper, more accurate identification of a wide range of bio - molecular substances
隊員包括工商管理碩士生馬艾倫、任莉娟、 pranavkapoor 、博士生夏文潔(醫學)和胡樹源(電機工程) 。他們利用一種全新的光感技術,研發出快速、廉宜、準確驗證生物分子物質的感測器。Ps radiation mechanism has been discussed and investigated for many years and many theoretical models have been proposed to describe photoluminescence in porous silicon, for instance quantum confinement effect model, polysilanes model, siloxen and its derivant, surfacial states model and quantum confinement - light center model etc. in addition, study status of ps at present is addressed and applied problems in some fields are analyzed in this section
多年來,人們對多孔硅發光機理一直進行著堅持不懈的探討和研究,提出了許多種解釋多孔硅層( psl )發光的模型,典型的有下列幾種:量子限制模型、硅-氫鍵或多硅烷( polysilanes )的發光、硅氧烯及其衍生物的發光、表面態模型和量子限制-發光中心模型。The dynamic behaviors of both electrons and irons in the case of light illumination and elevated temperature are analyzed, and hereby the optical erasure effect of subsequent recording light on fixed electronic gratings and the thermal erasure effect of subsequent heating on revealed ionic gratings are presented
本論文深入研究了分批存儲定影過程中電子和離子在光照和高溫作用下的動態特點,全面描述了全息圖寫入過程中的兩種光擦除作用以及高溫熱定影過程中的補償和平滑機制。In icf research, the diagnosis of laser - produced plasma is a important area. it is important to research each mechanism of interaction between laser and plasma and verify stimulant program, then to direct designs for driver and target form
對強激光產生等離子體的診斷,是icf研究中的重要領域。它對于研究激光等離子體相互作用的各種機制、校驗模擬程序進而指導驅動器和靶形的設計等方面有十分重要的意義。Since polymer light - emitting diodes ( pleds ) were invented, much efforts have been made to improve the brightness and efficiency of its electroluminescence for realizing pled commercial application. we investigated several factors influencing the brightness, efficiency and spectrum characteristics of pleds el, especially focused our attention on the processes of carrier injection, transport, recombination and annihilation factors influencing brightness efficiency of organic electroluminescence ( oel ) in doped single and double - layer pleds
本文以提高聚合物器件的效率和亮度為目標,提出了提高及b幾種方案,研究了材料性質,器件結構,它們的穩態及瞬態特性及發光機理,特別關注了以兼具電子空穴傳輸能力的分子及摻雜聚合物作成的單雙層摻雜聚合物發光器件中的載流子注入、遷移、復合及湮滅等。2, system developing according to our choosing, we design hardware component of imaging processing system, and preprocess it, image processing system is as follows : ibm - piiipc, ccd camera, braket, lighting room
二、系統研製根據以上選取的玉米種子測定方法,設計了圖像識別與處理系統的硬體組成。 ibm一pnl徽機、 ccd行間變換攝像機、圖像採集卡和光照室組成圖像識別與處理系統。In the third section, i. e. chapter five, the normal raman spectra of nil2, cul2, pdl2 powder are studied under the excitation of laser with the wavelength of 632. 8nm and aqueous silver colloid is prepared by pulsed laser ablation, from which the surface enhanced raman spectra of the three compounds are obtained. after preliminary assignment, the identical and different features of vibration of the compounds due to the different central metal atoms are analyzed
第三部分,即論文的第五章,我們以632 . 8nln為激發波長研究了nilz 、 culz和pdl :三種新型金屬有機化合物粉末的正常拉曼光譜,並且以脈沖激光刻蝕法制備了水銀膠,以其為襯底研究了三種化合物溶液在其上的表面增強拉曼光譜,通過對其拉曼光譜進行了初步指認,了解由於中心原子的不同,三種金屬有機化合物分子振動的相同和區別。Secondly, the third order nonlinear optical properties of these compounds are studied under the excitation of ps pulsed laser with the wavelength of 1064nm using z - scan technique, nonlinear refractive indices and nonlinear absorption coefficients are calculated according to the z - scan experiment curves of the compounds. all the three compounds have self defocusing characters and two photon absorptions. lastly, nonlinear refraction and absorption properties of these compounds are studied by z - scan technique under the excitation of ps pulsed laser with the wavelength of 532nm the self defocusing and reverse saturation absorption are found in these compounds
根據實驗曲線計算了它們在1064nm下的三階非線性折射率和非線性吸收系數,三種化合物都具有自聚焦特性,並且在該波長下,三種化合物均具有雙光子吸收,最後,以皮秒脈沖的532nm為激發波長,採用z掃描方法,研究了三種金屬有機化合物的非線性折射和非線性吸收性質,在該波長下三種化合物仍然表現為自聚焦特性,且其吸收為反飽和吸收。In the paper, the preparation, photoluminescence mechanism and third - order nonlinear of porous silicon are mainly introduced. in the first chapter, a brief history, background, preparation and formation of porous silicon are provided and several effective luminescent models are also introduced as well. then the experiment results showed that the mechanism of the photoluminescence of porous silicon was ascribed to the co - effect of quantum confinement and the surface materials of porous silicon
第一章介紹了多孔硅的研究背景、研究意義、研究歷史以及制備方法和形成機制,並且介紹了幾種較有影響力的發光機制模型,然後提出我們的觀點:多孔硅的發光機制不能僅用某一種因素去解釋,應該綜合考慮各方面的影響,多孔硅發光是量子限域效應和表面態綜合作用的結果。In this study, si nanomaterials were prepared by a thermal evaporation system, and four kinds of si nanomaterials, nanoparticles, nanoclusters, nanoclusters with hf treatment, and nanoclusters with ch3cooh treatment, were studied
本研究系以熱蒸鍍系統制備奈米矽,並探討四種不同形式的奈米矽材料的發光機制,分別為矽奈米粒子、矽奈米團塊、以及經由氫氟酸和醋酸處理后的矽奈米團塊。Based on the requirement and target of the projects, firstly, pcf bragg grating are investigated theoretically and experimentally. moreover, the effects of filling high refractive index material ( nematic liquid crystal, nlc ) in pcfs on the transmission mechanism and propagation properties are studied by using plane - wave method and finite - element method ( fem ), farther, several novel pcfs are proposed and designed. lastly, we propose and demonstrate a clad - pumped er3 + / yb3 + - codoped fiber laser, which integrate all performances of broad - band tunable wavelength, uniform output power spectrum, high repeat frequency and high average power to together
本論文選題于國家973 、 863以及國家自然科學基金等項目,結合課題的要求和主要目標,在對光子晶體光纖( pcfs )傳輸特性研究的基礎上,首先對光子晶體光纖光柵進行了理論和實驗研究;然後,採用平面波展開法和有限單元法分析了在光纖的空氣孔中填充高折射率液晶對光纖傳導機制和傳輸特性的影響,提出並設計了幾種新型光子晶體光纖;最後,提出並研製成功連續可調諧、輸出功率譜均衡的全光纖化、高功率包層泵浦鉺鐿共摻光纖激光器實驗樣機。A kind of polishing wheel installed in the equipments imported from germany or czechoslovakia and in the polishing machine for crystal glass decoration, which is made from high flexible macromolecule, aluminum oxide and cerium oxide
一種安裝在德國、捷克進口設備以及國內自主研發的水晶玻璃飾品研磨機上的拋光盤(輪) ,它是由高彈性和高強度的高分子材料與很鋒利的拋光性能極佳的氧化鋁、氧化鈰等軟質磨料進行混合反應而製作。In this paper the average field is used to describe the carrier in each segment based on the carrier distribution in two - segment dfb lasers and the strict coupled wave theory is used to describe the photon density. combined with these two methods, the threshold condition expression has been derived for the first time
基於兩段式dfb激光器中的載流子分佈事實,本文對每一段內的載流子濃度用平均場方法處理;對于激光器內的光場分佈則應用嚴格的耦合波理論進行研究,通過將這兩種方法有機結合,首次導出了兩段式dfb激光器的閾值條件表達式。Organic dyes and polymer with fluorescence are found and synthesized. different groups of oel films and oelds are prepared. the relationship among component, structure and properties of organic films of materials and devices are studied
本文研究了有機電致發光器件的結構、電致發光機理、薄膜制備技術:尋找和合成了具有發光性能的有機染料及高分子材料,並制備了多種組合的有機電致發光薄膜及器件;研究了有機電致發光材料及器件的薄膜成分-結構-性能之間的關系。As a class of material with special appearance, thin film has particular optical, mechanical, electroniccal and magnetical properties, and was used as the basic material in many new application fields, such as microelectronics, optoelectronics, magnetoelectrics, overhardening of cutting tools, sensors and the application of solar energy, etc. as a prospective dielectric material, tio _ ( 2 ) thin film was used in thin film technique, which brings a great interest to the researchers of all over the world
作為特殊形態材料的薄膜,具有特殊的光、機、電、磁等性能,已經成為微電子學、光電子學、磁電子學、刀具超硬化、傳感器和太陽能利用等新型應用領域的材料基礎。 tio _ 2作為一種極具前景的介質材料被應用到薄膜技術中來,引起了國內外研究者的極大興趣。This thesis is mainly centered on the following two research aspects : 1 ) synthesizing six kinds of porphyrins containing different functional groups and applying them to analytical chemistry respectively. based on the principle of energy transfer, a series of optical chemical sensors have been developed and applied to food examination, environment monitoring by detecting inorganic ions, inorganic neutral molecules and toxic organic neutral molecules. 2 ) improving the electric circuit of pqc sensors, then designing and assembling pqc sensor array, which has been used to examine the mix gases
基於以上目標,本論文主要完成了兩方面的研究工作: 1 )合成並表徵了6種不同的卟啉化合物,並把它們分別應用到分析化學方面,以能量轉移原理研製了一系列光化學傳感器,檢測了重要的無機離子、無機中性分子和有機中性分子,應用領域涉及了食品檢驗、環境監測等方面; 2 )改進了壓電傳感器電路,採用優化電路設計並組裝了壓電傳感器陣列,同時進行了多組分的檢測。分享友人