氧化物礦物 的英文怎麼說
中文拼音 [yǎnghuàwùkuàngwù]
氧化物礦物
英文
oxide mineral- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 礦 : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
- 氧化物 : oxide; oxyde; oxidizing material; oxidate
- 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
- 礦物 : mineral
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During diagenetic process, there may exist the fractional crystallization of clino - pyroxene, plagioclase, olivine and ti - fe oxide, and the accumulation of olivine. the alkalic - ultramafic dikes formed by low degree partial melting ( 3. 4 % ) of enriched mantle, consist of single olivine pyroxenolite, the dominating olivine fractionation is evident
成因上為富集地幔部分熔融作用的結果,但在成巖過程中也可能存在單斜輝石、斜長石、橄欖石和ti - fe氧化物等礦物的分離結晶作用。He found that the red pigment proved to be iron oxide, hematite ; a yellow consisted of clay containing iron or yellow ochre ; a blue color was a finely powdered glass ; and a pale blue was a copper carbonate, probably azurite ; green were malachite ; black was charcoal or boneblack ; gray, a limestone mixed with charcoal ; and a quantity of pigment remaining in a paint pot used in the decoration, contained a mixture of hematite with limestone and clay
他發現紅顏料是鐵的氧化物赤鐵礦;黃色顏料由含有鐵或黃赭色粘土組成;藍顏色為細微的玻璃粉;而普藍就是碳酸銅,或許是藍銅礦;綠顏料為孔雀石;黑色為木炭或骨黑;灰色,石灰石混合木炭而成;而一些顏料殘留在用於彩繪裝飾的顏料瓶里,含有赤鐵礦與石灰石及粘土的混合物。Development of p - type delafossite structure oxides
型銅鐵礦結構氧化物材料研究進展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。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。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。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。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。This paper gives a brief review of four stabilization mechanisms of soc : ( 1 ) recalcitrance of organic carbon compounds, ( 2 ) interactions with metal oxides and soil mineral surfaces, ( 3 ) spatial inaccessibility against decomposers because of micro - aggregate ' s physical protection, and ( 4 ) biological mechanisms, mainly the direct contributions of soil organisms themselves
土壤有機碳的穩定機制主要包括: ( 1 )有機碳的難降解性; ( 2 )金屬氧化物和粘土礦物與有機碳的相互作用; ( 3 )土壤團聚體的物理保護導致的生物與有機碳空間隔離; ( 4 )土壤生物學機制,主要指土壤生物自身對有機碳穩定性的直接貢獻。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。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。Other bound metals related to iron - manganese oxides and silicate indicate no change above the loess covered deposits
鐵錳氧化物態硅酸鹽結合態金屬元素在厚黃土覆蓋區對礦帶無指示意義。In the supergene zones of xialei manganese deposit in guangxi, south china, there is abundant resource of natural cryptomelane, which is well known as a manganese oxide octahedral molecular sieve having a well - defined 2 2 tunnel structure oms - 2 with k
錳鉀礦是一種有孔道結構的錳氧化物八面體分子篩oms - 2 ,具有良好的催化氧化性和離子交換性。Herzig p m, hnnington m d, scott s d, et al. gold - rich sea - floor gossans in the troodos ophiolite and on the mid - altantic ridge [ j ]. economic geology, 1991, 36 : 1747
李文達,王文斌,孫南圭,等.長江中下游硫化物礦床氧化帶及鐵帽評價研究[ m ] .北京:地質出版社, 1980A mixture of black manganese oxide minerals
硬錳礦一種黑色氧化錳礦的混合物Abstract : based on the ahievement of epitaxial growth in several perovskite oxide films, we discuss the importance of substrate temperature ( ts ) and substrate material in the epitaxial growth of perovskite oxide thin films. influences of ts on growth orientation and epitaxial threshold temperature were observed. the results indicate that during the growth of the oxide films the phase formation and growth dynamics should be taken into consideration. the threshold temperature for epitaxial growth depends on the substrate materials. this demonstrates the influence of substrate material on the initial nucleation and epitaxial growth
文摘:在成功地外延生長超導、鐵電、鐵磁等多種性質的鈣鈦礦結構氧化物薄膜的基礎上,討論影響氧化物薄膜外延生長的一些因素.考慮到相形成和薄膜生長動力學,在利用脈沖激光淀積法外延生長氧化物薄膜中襯底溫度是十分重要的工藝參數.襯底溫度對成相和生長薄膜的取向都有影響.考慮到薄膜是首先在襯底表面成核、成相併生長.因此襯底材料晶格的影響是不容忽視的.觀察到襯底材料對薄膜外延生長溫度的影響.在適當的工藝條件下,利用低溫三步法工藝制備得到有很強織構的外延薄膜.這突出表明界面層的相互作用對鈣鈦礦結構薄膜的取向有著相當大的影響The effects of preparation conditions and thermal annealing on the microstructure, magnetic properties and magnetoresistance of fex 1 - x granular films
多晶鈣鈦礦錳氧化物中的巨磁電阻與磁場關系Abstract : the reasonable processing technology for recovering iron minerals from tailings of low intensity magnetic separation was studied. techno - economic evaluation shows that spiral separation - belt magnetic separation flowsheet is optimal one
文摘:分析了回收半氧化鐵礦石弱磁選尾礦中的鐵礦物的工藝流程,通過技術經濟的比較,提出了合理的選別工藝,達到了回收鐵礦物的目的。Preferential oxidation of co in h2 over perovskite - type oxides
鈣鈦礦型稀土復合氧化物催化劑上一氧化碳的選擇氧化Industrial test of high speed steel making in electric arc furnace by direct reduction and alloying with tungsten molybdenum vanadium oxide ore
電弧爐鎢鉬釩氧化物礦直接合金化冶煉高速鋼工業試驗分享友人