退火試樣 的英文怎麼說
中文拼音 [tuìhuǒshìyàng]
退火試樣
英文
annealed specimen-
By analyzing the microstructure of as - cast alloys with different surplus of samarium added, the optimum surplus of samarium is decided. by comparing the microstructure of the alloys annealed for different time, the ideal and economical annealing time is confirmed. the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns
本論文首先就熔煉工藝參數對鑄態組織微結構的影響進行了探討，並制定出一套較為合適的熔煉工藝；通過對不同釤加入量的鑄態組織微觀結構的觀察分析，確定了原料配置過程中釤的最佳補償量；通過對採用不同退火時間的合金組織進行比較，確定了理想、經濟的退火時間；同時還利用掃描電子顯微圖像和x射線衍射圖譜，比較了整個制備過程中，試樣微結構和相組成的變化情況。Low cycle fatigue ( lcf ) behavior of zircaloy - 4 has been reviewed in the present paper. then, the lcf behavior of a recrystallized zircaloy - 4 plate with different texture has been studied at room temperature and 400, respectively
並在此基礎上，研究了不同溫度（室溫和400 ） 、不同取向（平行於軋向和垂直於軋向）的再結晶退火態zr - 4合金板材試樣的低周疲勞性能。By sims method, we analyzed the profile distribution of mn and c, found that increasing the annealing temperature is beneficial to the diffusion of mn, but has no influence to c. mfm and squid measurements demonstrate that sub micron single - domain magnetic mnas particles found in sample annealing at 850 for 15s show ferromagnetism at room temperature and have a high curie temperature more than 300k
利用二次離子質譜方法對mn和c在樣品中的分佈進行了研究，發現退火溫度的上升，有利於mn的擴散；而對c的分佈影響較小。利用磁力顯微鏡和超導量子干涉儀對樣品的磁性質進行了研究。發現在850 + 15s退火處理的樣品中形成了亞微米級單疇磁性mnas粒子；經測試其在室溫下呈現出鐵磁性，居里溫度在300k以上。The p - phase transformation was completed after 20 or 24 hours annealing at 800 ? for all hot - pressed samples
所有試樣在800退火20h或者24h后均完成了相轉變，其間沒有發生明顯的晶粒長大。The difference among the elasticity modulus of various microstructures is probably the main reason, which caused the experiment results above. under the same experiment conditions, such as sample shape, size, surface roughness, establishment of testing system, pressure on the probe, and thickness of coupling medium, the variety of relative attenuation coefficient ( or ) in different heat treatment samples is measured and compared by measuring the attenuation obtained from the cylindrical surface of column. the result is as following : for 40cr and 38crmoal, a mt < az mq < a s < a p + f ; for gcrlssimn, a mt < a annea < s < a p + f ; and a increased with the increasing of frequency
在保證試樣形狀、尺寸、表面光潔度、系統參數設置、施加在探頭上的壓力以及耦合層厚度等測試條件一致的情況下，利用棒材圓柱面測衰減系數法，分別測定並比較上述不同熱處理試樣相對衰減系數的變化情況，得到的實驗結果是：對於40cr及38crmoal鋼， _ （低溫回火） （淬火） _ （高溫回火） _ （正火） ；對于gcr15simn鋼， _ （低溫回火） _ （退火） _ （高溫回火） _ （正火） ；且隨著頻率的提高，衰減系數均呈現增加的趨勢。Secondly, we measured the electrical properties of the ion - implanted samples by hall method ( square carrier concentration, square resistance and carrier mobility ). after comparing and analyzing, we can know that the electrical properties were affected by the difference of mn dose, the implantation of c and the annealing temperature
其次，利用霍爾測試方法測量了每種離子注入樣品的電性質（方塊載流子濃度、方塊電阻及載流子遷移率） ，通過比較分析了解到mn元素注入劑量、 c元素的注入以及退火溫度的不同，都會對樣品的電性質產生影響。After annealing at 600, because of formation of multi - vacancy - type defects that have long positron lifetime, positron annihilation average lifetime increased. when the average positron lifetime increased to maximum value ( 360ps ), the interstitial oxygen concentration decreased to minimum value ( 4 1017atoms / cm3 ). this result suggested that oxygen was involved in the formation of multi - vacancy - type defects
正電子湮沒技術測試證明，快中子輻照直拉硅中在大約600退火時產生的多空位缺陷具有較長正電子壽命，可以使正電子平均壽命增加，當樣品的正電子平均壽命達到最大時（ 360ps ） ，其間隙氧含量降到一個極小值（ 4 10 ~ （ 17 ） atoms / cm ~ 3 ） ，這說明氧參與了這些缺陷的形成。In czochralski silicon crystals ( czsi ) through fast neutron irradiation, formation and conversion of defects were investigated using fourier transform infrared spectroscopy ( ftir ), positron annihilation technology ( pat ) and scanning electron microscope ( sem ). the results showed that fast neutron irradiation induced large quantity of metastable defects which can be the capture centers of positron, positron annihilation average lifetime of samples increased with increasing of irradiation dosage. positron annihilation average lifetime of irradiation samples through dosage up to 1 1018 n. cm - 2 tended to constant
本文對直拉硅樣品進行了不同劑量的快中子輻照，在硅中引入大量的亞穩態缺陷，研究這些亞穩態缺陷的形成，並在較寬的溫度范圍內對輻照樣品進行了退火處理，研究退火后亞穩態缺陷的轉化及同硅中氧的相互作用，應用傅立葉變換紅外光譜技術（ ftir ） 、正電子湮沒技術（ pat ）和掃描電鏡（ sem ）進行了測試。In order to accomplish the main targets, the following jobs were done : the annealing of ct20 alloy tube at 6 different temperatures was carried out and the specimens with different microstructure were tested at room temperature ( rt ) and 20k. the tensile fractures were analyzed by means of sem and tem. the c t20a alloy specimens with 3 kind of oxygen equivalent ( oeq ) were prepared, and the tensile properties at rt and 20k, the impact toughness at rt and 77k were tested
為了研究顯微組織和間隙元素含量變化對兩種合金低溫塑韌性的影響，研究中主要作了如下工作：對ct20合金管材進行了六種溫度的退火處理，測試了不同組織試樣的室溫和20k拉伸性能，對拉伸試樣取樣進行sem和tem分析；制備出了ct20a合金三種氧當量實驗樣品，測試了相應試樣的室溫和20k拉伸性能以及室溫和77k沖擊性能，並取樣進行sem和tem分析；在以上工作的基礎上，對近鈦合金的低溫塑韌性機理進行了探討。To achieve this aim, the effect of oxygen and carbon content on the solar cell conversion efficiency are studied in this thesis. three parts are studied in our work, firstly, the effect of annealing on the oxygen and carbon content and minor carrier lifetime of cz - si are studied, then put it into the process of solar cell and compare the capability of solar cell in two process
作為該項研究的先期工作，首先以p型（ 100 ）太陽電池用直拉矽片為實驗樣品，摸索出熱退火的最佳處理溫度；然後用常規工藝制備了單晶硅太陽電池，測試效率；結果發現用經過熱處理的矽片襯底制備的太陽電池比用沒有經過熱處理的矽片襯底制備的太陽電池其效率有明顯改善。( 4 ) anneal of sic - c / sic with si implantation in vacuum at 1600 for 30min had resulted in production of new cracks, which led to larger weight loss of the composite
（ 4 ）注入si試樣真空1600退火30min后， sic塗層表面出現許多新裂紋， 1300模擬空氣中的氧化失重增大。分享友人