鈣鈦礦 的英文怎麼說

中文拼音 [gàitàikuàng]
鈣鈦礦 英文
abx3
  • 鈣 : 名詞[化學] calcium （20號元素, 符號 ca）
  • 鈦 : 名詞[化學] （金屬元素） titanium （ti）
  • 礦 : 名詞1. （礦床） ore [mineral] deposit 2. （礦石） ore 3. （開采礦物的場所） mine
  1. The dielectric constants of pt / tb films were influenced by the lattice aberrance and crystal content

    Pt tb薄膜的介電常數受薄膜中鈣鈦礦相晶格的畸變和晶體含量的共同作用。
  2. More recently, the perovskite manganite compounds, la1 - xsrxmno3 have been used as the cathode of the solid oxide fuel cell ( sofc ) because of their electro - ion conductivity properties. in manganite perovskites, substitution of divalent ions ( alkaline earth metals viz

    近幾年來， la _ （ 1 - x ） sr _ xmno _ 3這類鈣鈦礦型結構的氧化物材料因為其具有混合電子-離子導電特性而被廣泛的應用於固體氧化物燃料電池陰極材料。
  3. Shock wave compression technique has play an important role in the understanding of the material composition thermodynamic state and physical properties of the earth ' s ulterior. in this article, the stabling of high - pressure phase of one of the main candidate materials of the earth ' s lower mantle ? enstatite ( mg0. 92, fe0. 08 ) sio3 were investigated through the experimented measurement of hugoniot equation of state, and together with thermodynamic calculation and analysis

    本學位論文以沖擊壓縮技術為手段，從測量其hugoniot物態方程入手，結合高壓物理和熱力學理論分析，較深入地研究了下地幔中的一種主要候選組分頑火輝石（ mg _ （ 0 . 92 ） ， fe _ （ 0 . 08 ） ） sio _ 3在與下地幔大致相當的溫度壓力條件下的相態-鈣鈦礦型結構的相穩定性。
  4. More recently, the perovskite manganite compounds, a1 - xbxmno3 have received much attention because of their gigantic magnetoresistance ( gmr ) and charge ordering properties

    近幾年來，這類鈣鈦礦型結構的氧化物材料因為其具有的巨磁電阻效應受到了更多的關注。
  5. In recent years, the colossal magneto - resistance effect in rare - earth manganite perovskites of the type lni. xaxmno3 ( where ln is rear - earth irons la2 +, nd2 +, p2 + ; a is alkaline earth iron ca2 +, sr2 +, ba2 + ) has attract considerable attention in scientific studies due to its potential application. however, the poor temperature dependence of mr and the low - temperature mr effect and the ideal mr only in high field severely limit their practical utility. in this work, we prepared manganite perovskite lai - xsrxmno3 and soft - magnetic ferrite materials fe2o3 and ( ni, zn ) fe2o4 by using sol - gel method separately

    近些年來，人們發現在鈣鈦礦錳氧化物ln _ （ 1 - x ） axmno _ 3 （ ln為la ， nd ， pr等稀土金屬元素； a為ca ， sr ， ba等堿土金屬元素）中具有磁電阻（ magnetoresistance ）效應，由於它在磁記錄，磁傳感器方面具有廣泛的應用前景，同時也向傳統的磁記錄材料提出了挑戰，因而引起了物理學界的廣泛關注。
  6. The discovery of the colossal magnetoresistance ( cmr ) in hole - doped perovskite manganites ra1 - xmxmno3 ( ra is a trivalent rare - earth ion and m is a metal ion ) has attracted much attention since 1989 due to not only its technological applications in magnetic recording and sensor, but also the effect of the strong correlation concerning metal - insulator transition in the field of basic research. since then, several physics models have been suggested to explain the mechanism of cmr. however, the exact mechanism of cmr remains to be done

    自1989年在摻雜鈣鈦礦型錳氧化物ra _ （ 1 - x ） m _ xmno _ 3 （其中m為金屬離子， ra為三價稀土離子）中發現龐磁電阻（ cmr ）以來由於其在磁記錄、磁傳感器等方面潛在的應用前景，以及金屬?絕緣體相變等所涉及的強關聯效應，使該類化合物吸引了物理學界的廣泛注意。
  7. Since the discovery of colossal magnetoresistance effect ( cmr ) in per - ovskite manganites, it has sparked considerable renewed interests in these long - known materials with an eye towards both an understanding of the cmr and related properties and potential applications in magnetic information store and low - field magnetic sensors

    以鈣鈦礦結構氧化物為代表的巨磁電阻材料，由於它們所表現出來的超大磁電阻效應（ colossalmagnetoresistance ）在提高磁存儲密度及磁敏感探測元件上具有十分廣闊的應用前景，因而受到人們的廣泛關注。
  8. For two hours show almost pure perovskite phase. the ceramic pellets have straw yellow luster at the edge of the ceramic pellets. the mechanic intensity of the ceramic pellets is rather high

    經xrd測量，發現經過1100 2h處理的片子幾乎為全鈣鈦礦相，而且機械強度高、陶瓷片邊緣有淡黃色光澤、機械強度較高。
  9. When the thickness increases up to a critical value, about 30 nm, the spotty rheed pattern gradually changes to streaky pattern, and the rheed oscillation curve appears. the rheed pattern of the ultra thin lno film deposited in the relatively high oxygen pressure is streaky pattern. with pumping the oxygen pressure to the relatively low value, the streaky rheed pattern gradually changes to spotty one

    我們發現在較低的真空度下，即氧分壓處於2 10 - 4pa和3 10 - 3pa之間， lno晶格中的一個o2 -將會轉移兩個電子給兩個ni3 + ，並且移動到薄膜表面形成o2被泵抽走，從而導致鈣鈦礦結構的垮塌，其相應的rheed圖樣呈現出清晰而明亮的點，表明表面為較為粗糙的三維島狀結構。
  10. When increasing the oxygen pressure, the rheed pattern changes to streaky one again. this rheed pattern transformation induced by the oxygen pressure is reversible. ex situ xps results indicate that the element ni of lno film deposited in the relatively low oxygen pressure with thickness below the critical value exists in the form as ni2 +, while as ni3 + in the relatively high oxygen pressure

    隨著膜厚增加而超過約30nm的臨界厚度時，越來越多的晶格氧會移動到了薄膜表面，此時所提供的氧將使得后續生長的lno膜層重新形成鈣鈦礦結構，並以層狀方式外延生長。
  11. Perovskite - type complex oxides of la1 - xsrxga1 - ymgyo3 compositions are characteristic of superior intermediate temperature oxide - ion conductivity and chemical stability, which are expected to be used in solid oxide fuel cells, sensors, electrocatalysis, membrane separators and membrane reactors. they have highly promising prospects in energy, metallurgy, chemical engineering and environmental protection, etc. in this dissertation, improved embeded sintering method has been employed to prepare la0. 8sr0. 2ga1 - ymgyo3 ( lsgm ) electrolyte, and the contributing factors to preparation, microstructure characteristics, conduction properties and thermology properties of lsgm electrolyte have been investigated

    鈣鈦礦結構la _ （ 1 - x ） sr _ xga _ （ 1 - y ） mg _ yo _ 3復合氧化物具有優異的中溫離子導電特性和化學穩定性，作為固體電解質可用於固體氧化物燃料電池、傳感器、電催化、膜分離和膜反應器等，在能源、冶金、化工、環保等領域具有廣泛的應用前景。
  12. The perovskite - type metal oxides supports and the corresponding supported pd catalyst were prepared by microwave, and characterized by xrd, sem and used in the direct synthesis of diphenyl carbonate ( dpc )

    摘要利用微波法制備了鈣鈦礦型復合氧化物載體及把負載鈣鈦礦型催化劑，用xrd和sem對載體及催化劑進行了表徵，並將微波法制備的催化劑用於一步氧化羰基化合成碳酸二苯酯（ dpc ）實驗。
  13. A study on acidolysis of perovskite by h2so

    4分解鈣鈦礦的研究
  14. In manganite perovskites, substitution of divalent ions ( alkaline earth metals viz. ca, sr, ba ) in the a sublattice, introduces mn4 + ions or holes into the system. it is generally considered that the concentration of holes is equal to the concentration of divalent cations because of the charge compensation by controlled valencies

    在類鈣鈦礦型晶體結構中通過摻入二價堿土金屬（如ca ， sr ， ba ）可以在系統中產生mn ~ （ 4 + ）或氧空位，由價格補償的原理，理論上摻入的二價離子的濃度和氧空位的濃度相等。
  15. The investigation of catalytic activity of la - sr - fe - co perovskite - type - oxide

    甲烷在鈣鈦礦型催化劑上脫硫脫氮的研究
  16. Powder x - ray ; phase transition ; perovskite ; catio

    粉晶x射線相轉變鈣鈦礦catio
  17. Ca, sr, ba ) in the a sublattice, introduces mn4 + ions or holes into the system. it is generally considered that the concentration of holes is equal to the concentration of divalent cations because of the charge compensation by controlled valencies. a number of publications exist in the literature on the synthesis of manganite perovskites

    在類鈣鈦礦型晶體結構中通過摻入二價堿土金屬（如ca ， sr ， ba ）可以在系統中產生mn ~ （ 4 + ）或氧空位，由價位補償的原理，理論上摻入的二價離子的濃度和氧空位的濃度相等。
  18. Role of heat treatment on the formation of perovskite phase of pmn - pt relaxor ferroelectric thin films derived from inorganic - chelating - gel

    弛豫鐵電膜鈣鈦礦相形成的作用
  19. Organic - inorganic assembly layered perovskite - type materials integrate useful organic and inorganic characteristics on a molecular level. the inorganic component forms an extended framwork bound by strong covalent or ionic interactions, and the organic component is filled in which and thus the organic layer and inorganic layer are alternately stacked. the materials have unique properties such as electronic, optic and magnetic properties, and there has been great interest in studying them recently

    層狀類鈣鈦礦有機-無機分子組裝材料在分子水平上結合了有機組分和無機組分的有益特性，無機組分通過強的共價鍵或離子鍵形成擴展的骨架，並將有機組分填入框架中形成有機層與無機層交替的結構，具有某些電學、光學、磁學特性，引起人們的研究興趣。
  20. After many studies and analysis, the optimum processes were obtained for preparing plct ( x ) nanometer - powders with pure perovskite structure by sol - gel technology using inorganic salts and singular metal alkoxide

    採用sol ? gel制備技術，結合大量的研究和粉體制備技術分析，掌握了利用無機鹽原料及單一金屬醇鹽制備完全鈣鈦礦結構plct （ x ）納米粉體的優化工藝。
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