氮化硅薄膜 的英文怎麼說
中文拼音 [dànhuàguībómó]
氮化硅薄膜
英文
silicon nitride film-
Hydrogenated amorphous silicon nitride ( a - sinx : h ) films have been deposited by helicon wave plasma enhanced chemical vapor deposition ( hwp - cvd ), the effect of sih4 / n2 rate on the properties of the samples is systematically studied, and the critical experiment condition is obtained under which a - sinx : h films with different compositions are deposited
本工作採用螺旋波等離子體化學氣相沉積( hwp - cvd )方法制備了氫化非晶氮化硅( a - sin _ x : h )薄膜,系統地研究了不同反應氣體配比對薄膜特性的影響,得到了沉積不同組分a - sin _ x : h的典型實驗條件。The influence of deposition parameters on chemical structure and optical properties of silicon carbonitride film
沉積參數對碳氮化硅薄膜化學結構及光學性能的影響Boron nitride ( bn ) thin films were deposited on si substrates using the conventional radio - frequency ( rf ) sputtering system, with hexagonal boron nitride ( hbn ) target and working gas of argon ( or mixture of nitrogen and argon )
使用射頻濺射( rf )系統,靶材為燒結的六角氮化硼( hbn ) ,工作氣體為氬氣(或氬氣和氮氣的混合氣) ,在硅襯底上沉積氮化硼薄膜。The tested materials include ( 100 ) silicon wafer, ( 110 ) silicon wafer, poly - silicon thin film, dry oxidized silicon dioxide thin film, wet oxidized silicon dioxide thin film, lto thin film, standard lpcvd silicon nitride film, low stress lpcvd silicon nitride film, alumni nitride film, zinc oxide film etc. in the nanoindentation experiment of the single crystal silicon, two different mechanical phases are observed at different indentation depth
用納米壓入法對( 100 )單晶硅及( 110 )單晶硅、多晶硅薄膜、干氧薄膜、濕氧薄膜、 lto薄膜、標準氮化硅薄膜、低應力氮化硅薄膜、氮化鋁薄膜、氧化鋅薄膜等重要材料的楊氏模量和納米硬度進行了系統地測量。報道了單晶硅在壓入過程中觀測到的兩個力學相的變化。Sinx thin film can improve the minor carrier lifetime of both mono and poly silicon by the simultaneous surface and bulk passivation
9 )的提高;先沉積氮化硅薄膜再氫等離子體處理能得到更好的鈍化效果。However, the refractive index will increase with the increase of the flow ratio of sifu / nhs, slightly increase with the increase of substrate temperate, and decrease with the increase of rf power. by measuring the passivation results of hydrogen plasma and sinx thin film, we found an evident improvement of minor carrier lifetime in polycrystalline silicon after hydrogen plasma treatment, although it has little to do with the annealing temperature and time. the hydrogen contained in sinx thin film can enhance the carrier mobility of monocrystalline silicon, but after annealing at high temperature the mobility turns down
通過測試氫等離子體鈍化和氮化硅薄膜鈍化的效果,實驗還發現氫等離子體處理對多晶硅材料的少子壽命提高作用比較明顯,但是這種提高作用與處理溫度以浙江大學碩士學位論文王曉泉2003年5月及時間的關系不大;氨化硅薄膜中的氫對單晶硅的載流子遷移率提高有一定作用,但經過高溫處理后這種作用消失;氮化硅薄膜能提高單晶硅和多晶硅的少子壽命,具有表面鈍化和體鈍化的雙重作用;氫等離子體和氮化硅薄膜都能有效地提高單晶和多晶電池的短路電流密度,進而使電池效率有不同程度(絕對轉換效率0Current researches, applications, preparation and structure of si3n4 are summarized in this paper. a new conclusion is drawn that silicon wafer can react with nitrogen at the temperature higher than 1100 and in super - pure nitrogen by direct - nitridation of silicon at the temperature from 800 to 1200. the prepared silicon nitride samples are tested by xps ( x - ray photoelectron spectroscopy ), sem ( scanning electron microscopy ), optical microscopy, xrd ( x - ray diffraction ) and edx ( energy dispersive x - ray analysis )
通過矽片在800到1200各個溫度和各種氮氣氣氛下的氮化處理的實驗結果,報道了不同與其他研究者的氮化條件,矽片在氮氣保護的熱處理中的氮化條件為:高於1100的溫度和高純氮的氣氛條件,同時對該氮化硅薄膜進行了金相顯微鏡、掃描電鏡( sem ) 、 x射線衍射儀( xrd ) 、 x射線光電子譜( xps ) 、 x射線能譜儀( edx )和抗氧化性等測試和分析。Silicon nitride ( normally si3n4 ) has been widely used in such fields as micro - electronics and optoelectronics as a promising film material because of its excellent property. many researches have been made on silicon nitride, especially on preparation for it with all kinds of cvd ( chemical vapor deposition ). but the growth mechanism and kinetics of direct - nitridation in nitrogen are not investigated in detail, especially few work has been done on direct - nitridation of silicon wafer in nitrogen during heat treatment
氮化硅( si _ 3n _ 4 )具有許多特殊的優越性能,是一種前景廣闊的薄膜材料,並已廣泛應用於微電子、光電子領域,人們對此做了大量的研究,但主要集中在用各種化學氣相沉積的薄膜制備上,對直接氮化法的機理和動力學研究較少,特別是矽片在氮氣保護的熱處理條件下的直接氮化行為研究更少,甚至對矽片在熱處理條件下能否與惰性的氮氣發生反應等問題依然存在爭論。The second harmonic produced by a q - switched nd : yag laser with wavelength e = 532 nanometers ( nm ), pulse width 0 nanoseconds ( ns ) and repetition frequency i = 1 hz was used to bombard a highly pure solid hexagonal bn ( h - bn ) target ( 96 % ), with diameter of 2cm. in a vacuum chamber, boron nitride ( bn ) film was deposited on the single - crystal silicon substrate
利用高能脈沖激光(波長= 532nm ,頻率= 1赫茲,脈寬= 10納秒)在常溫下轟擊燒結的高純六方氮化硼( h - bn )靶,在真空反應室中將bn薄膜沉積在單晶硅基底上。Preparation and properties of si3n4 films on sapphire and si substrates
藍寶石和硅襯底上氮化硅薄膜的制備和性能研究The experiments indicate that the deposition rate will increase with the increase of the flow ratio of sihu / nhs, slightly decrease with the increase of substrate temperate, and increase obviously with the increase of rf power
氮化硅薄膜的折射率隨硅烷氨氣流量比增大而增大,隨溫度升高而略有增加,隨淀積功率增大而略為降低。The results show that the thermal diffusivity of thin film is smaller than its corresponding bulk material, and with the decreasing of the thickness, the thermal diffusivity also decreasing
)的二氧化硅薄膜、氮化硅薄膜、多晶硅薄膜的熱擴散率,實驗結果表明,薄膜的熱擴散率比其體材料的要小,並且隨著薄膜厚度的減小,熱擴散率也減小。Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現,氮化硅薄膜經熱處理后厚度降低,折射率升高,但溫度達到1000oc時折射率急劇降低;沉積氨化硅薄膜后400oc退火可以促進氫擴散,提高鈍化效果;超過400oc后氫開始逸失,晶體硅材料中的少子壽命急劇下降; rtp (快速熱處理)處理所導致氫的逸失比常規退火處理顯著。By the pecvd ( plasma enhanced chemical vapor deposition ) system and the reactants of silane and ammonia, silicon nitride thin film with excellent anti - reflective and passivation effects was prepared. the relatively optimum parameters for depositing sinx thin film and the basic physical and chemical properties of sinx were investigated. the effects of substrate temperature, the flow ratio of silane over ammonia and the rf power on the refractivity and deposition rate were researched
實驗表明,氮化硅薄膜的沉積速率隨硅烷氨氣流量比增大而增大,隨溫度升高而略有降低,隨淀積功率增大而明顯增加;在襯底溫度300 ,射頻功率20w和硅烷氨氣流量比為1 : 3的條件下氮化硅薄膜的沉積速率大約為8 . 6納米分。In the other method, young ' s modulus, residual stress, and bending strength are characterized under a wedge tip by means of micro bridge deflection tests
利用楔形壓頭和薄膜微橋撓曲法,得到了標準氮化硅、低應力氮化硅和氮化鋁薄膜的楊氏模量、殘余應力和彎曲強度。Based on the above work, the optical absorption and photoluminescence ( pl ) properties of a - sinx : h films with different compositions are studied through ultraviolet - visible spectroscopy ( uv - vis ) and time - resolved photoluminescence ( tr - pl ), the dependence of pl intensity decay on emission photon energy is found, the luminescence mechanism of nanosilicon embedded in silicon nitride matrix is presented, finally, the effective approaches to improving the luminescence efficiency of a - sinx : h films are discussed
在此基礎上,通過紫外-可見光譜( uv - vis )技術,時間分辨光致發光譜技術研究了不同組分的富硅a - sin _ x : h薄膜的光吸收和光輻射特性,得到了材料光致發光衰減和輻射光子能量之間的關系,提出了鑲嵌在氮化硅中的納米硅的發光機制,進而探討了提高納米硅薄膜發光效率的有效途徑。分享友人