- 更多網(wǎng)絡(luò)例句與光催化作用相關(guān)的網(wǎng)絡(luò)例句 [注:此內(nèi)容來源于網(wǎng)絡(luò)av天堂日韩,僅供參考]
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It can be used in wastewater treatment including papermaking, leather making, coking, printing and dyeing, heavy metals, pesticide and oil pollution with principles of absorption, flocculus and photocatalysis.
空心微珠在水處理方面的研究涉及造紙廢水免费一级A片男女爱爱片、制革廢水99精品无码视频、焦化廢水亚洲全黄无码一级、印染廢水、重金屬廢水国产大片免费视频在线观看、農(nóng)藥廢水、石油污染等欧美性交黄,其作用原理包括吸附作用自拍黄片,絮凝作用,光催化作用三大方面91视频精品免费品全正版。
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Part two was degradation of organic species in the water by producing porous glass which has the photocatalysis.
第二部分是具有光催化作用的多孔質(zhì)玻璃球的制備的研究大波美女网站。
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Shijiazhuang 050018, ChinaOxidation desulfurization via photocatalysis was investigated by using thiophene in xylol as the model compound, and hydrogen peroxide is used as the oxidant. The effects of hydrogen peroxide mass fraction, high shear agitation time, titanium dioxide mass on the desulfurization efficiency of FCC gasoline were also investigated.
以噻吩的二甲苯溶液作為FCC汽油的模型化合物,雙氧水為氧化劑一级国产特黄录像,研究了在光催化作用下视色4s影院在线观第一视频看,雙氧水體積分?jǐn)?shù)、高速均質(zhì)時(shí)間和二氧化鈦的加入量等工藝條件對(duì)脫硫率的影響国产精品无码久久综合网爱天下,在適宜條件下爱情岛伦坛自拍亚州AV无码入口,模型化合物的脫硫率可達(dá)到80%以上国产肏屄自拍。
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The results showed that the application of photocatalytic oxidation to the treatment of wastewater was feasible and efficient, but it was affected by the operation conditions.There existed optimum value of the dosage of catalyst, initial benzamide concentration and pH value for the photocatalytic oxidation performance.H2PO-4,Cl-, Cu2+ and Al3+ showed obvious inhibition to the photocatalytic oxidation.
結(jié)果表明,循環(huán)式漿態(tài)光催化反應(yīng)器中光催化劑的用量黄片视频进入、污染物的初始濃度和初始pH值對(duì)模擬污染物光催化降解性能的影響存在適宜值日韩制服卡通自拍图;體系中H2PO-4、Cl-小18箩利洗澡无码视频网站、Cu2+JIZZ精品国产、Al3+對(duì)其光催化降解過程有明顯的抑制作用。
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The structural and photocatalytic properties of TiO〓 as well as surface acidity were greatly improved by sulfation. SO〓〓/TiO〓 solid superacid with Hammett constant Ho less than -12.14 was prepared by treating the TiO〓 with 1.0mol. L〓 sulfuric acid solution and then calcining at 450℃ for 3h. When compared to unmodified TiO〓, the SO〓〓/TiO〓 superacid catalyst exhibited higher anatase content, smaller crystal size, higher specific surface area, centralized pore size distribution, and the blue-shifted band edge of uv-vis adsorption spectra. Furthermore, the SO〓〓/TiO〓 superacid also showed excellent reaction activity and stability for CH〓Br photocatalytic decomposition even under the moist reaction conditions. The apparent quantum efficiency of SO〓〓/TiO〓 was 10 times of that of TiO〓 catalyst for the photocatalytic degradation of bromomethane. Therefore, the SO〓〓/TiO〓 superacid catalyst is promising for practical application in environmental remediation.It was found that both L and B acid sites exist on SO〓〓/TiO〓 photocatalyst while only L acid sites on TiO〓 photocatalyst. On the basis of experimental results, the synergistic model of superacidic centers was proposed for SO〓〓/TiO〓 photocatalyst to explain the photocatalytic behavior and the mechanism of superacidifing effects, assuming that the adjacent L and B acid sites induced by SO〓〓 comprise cooperatively the superacidic center on superacid photocatalyst. The group cooperation of the superacidic center could strengthen the surface acidity, increase surface acid sites and the adsorbtion of O〓, promote separation of photogenerated electron-hole pair, enhance the interfacial transfer of charges and reversibility of water adsorption. Consequently the excellent photocatalytic activity, reaction stability and resistibility to humidity of SO〓〓/TiO〓 superacid photocatalyst may attributed to the group cooperated effect of the superacidic center on the photocatalyst.
研究結(jié)果表明:SO〓〓與TiO〓表面的結(jié)合為螯合式雙配位結(jié)構(gòu)什么网站可以免费看A片;TiO〓光催化劑表面經(jīng)H〓SO〓浸漬處理后日韩AV无码超碰一区二区三区,提高了表面酸性,改善了催化劑結(jié)構(gòu)和光催化性能肏屄在线观看国内,當(dāng)H〓SO〓浸漬濃度為1.0mol.L〓6080免费三级片、燒結(jié)溫度為450℃時(shí),可制得SO〓〓/TiO〓超強(qiáng)酸催化劑(H〓<-12.14)日韩美女福利网址在线观看视频免费,其結(jié)構(gòu)和光催化活性得到明顯改善亚洲网站在线播放,與TiO〓相比,SO〓〓/TiO〓光催化劑的銳鈦礦含量高啊啊啊轻点视频、晶粒小www.saomz02.com、BET比表面積大、孔徑分布集中顶级吹潮视频在线观看、光譜吸收邊藍(lán)移www日本com黄色,具有優(yōu)異的光催化氧化活性、穩(wěn)定性及抗?jié)裥阅苡只朴执钟炙夥压劭慈毡荆獯呋到怃宕淄榈谋碛^量子效率比TiO〓催化劑提高了一個(gè)數(shù)量級(jí)国产乱伦窝边操,是一種有實(shí)際應(yīng)用前景的高效光催化劑;由此提出了SO〓〓/TiO〓超強(qiáng)酸催化劑表面集團(tuán)協(xié)同作用的超強(qiáng)酸中心模型美国xxxx69,認(rèn)為在SO〓〓/TiO〓超強(qiáng)酸催化劑表面美国潢色片AAAwWwA,由SO〓〓誘導(dǎo)的相鄰L酸中心和B酸中心組成了集團(tuán)協(xié)同作用的超強(qiáng)酸中心,其集團(tuán)協(xié)同作用顯著地增強(qiáng)了催化劑表面酸性色呦呦在线视频免费观看、增大了表面酸量及O〓吸附量一级国产精品毛片视频、促進(jìn)了光生電子和空穴的分離及界面電荷轉(zhuǎn)移,具有可逆吸附水的性能99久久国产综合精品婷婷,是SO〓〓/TiO〓超強(qiáng)酸催化劑具有優(yōu)異的光催化氧化活性什么视频可以看毛片、很好的活性穩(wěn)定性及抗?jié)裥阅艿闹匾颉?/p>
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The apparent quantum efficiency of SO〓〓/TiO〓 was 10 times of that of TiO〓 catalyst for the photocatalytic degradation of bromomethane. Therefore, the SO〓〓/TiO〓 superacid catalyst is promising for practical application in environmental remediation.It was found that both L and B acid sites exist on SO〓〓/TiO〓 photocatalyst while only L acid sites on TiO〓 photocatalyst. On the basis of experimental results, the synergistic model of superacidic centers was proposed for SO〓〓/TiO〓 photocatalyst to explain the photocatalytic behavior and the mechanism of superacidifing effects, assuming that the adjacent L and B acid sites induced by SO〓〓 comprise cooperatively the superacidic center on superacid photocatalyst. The group cooperation of the superacidic center could strengthen the surface acidity, increase surface acid sites and the adsorbtion of O〓, promote separation of photogenerated electron-hole pair, enhance the interfacial transfer of charges and reversibility of water adsorption. Consequently the excellent photocatalytic activity, reaction stability and resistibility to humidity of SO〓〓/TiO〓 superacid photocatalyst may attributed to the group cooperated effect of the superacidic center on the photocatalyst.
研究結(jié)果表明:SO〓〓與TiO〓表面的結(jié)合為螯合式雙配位結(jié)構(gòu);TiO〓光催化劑表面經(jīng)H〓SO〓浸漬處理后91精品视频网,提高了表面酸性91页国产视频,改善了催化劑結(jié)構(gòu)和光催化性能,當(dāng)H〓SO〓浸漬濃度為1.0mol.L〓视频一区二区在线观看、燒結(jié)溫度為450℃時(shí)日韩夜色精品影院视频,可制得SO〓〓/TiO〓超強(qiáng)酸催化劑(H〓<-12.14)九九一级黄色视频,其結(jié)構(gòu)和光催化活性得到明顯改善,與TiO〓相比大屌爆艹熟妇无码高清视频,SO〓〓/TiO〓光催化劑的銳鈦礦含量高欧美裸体一级视频、晶粒小、BET比表面積大碰碰精品插下面日本美女去了、孔徑分布集中亚洲无视频区、光譜吸收邊藍(lán)移,具有優(yōu)異的光催化氧化活性911在线观看国产涩涩、穩(wěn)定性及抗?jié)裥阅艹雠访劳计瑉xxxx,光催化降解溴代甲烷的表觀量子效率比TiO〓催化劑提高了一個(gè)數(shù)量級(jí),是一種有實(shí)際應(yīng)用前景的高效光催化劑80老女人乱婬视频;由此提出了SO〓〓/TiO〓超強(qiáng)酸催化劑表面集團(tuán)協(xié)同作用的超強(qiáng)酸中心模型天天日天天干天天天添,認(rèn)為在SO〓〓/TiO〓超強(qiáng)酸催化劑表面,由SO〓〓誘導(dǎo)的相鄰L酸中心和B酸中心組成了集團(tuán)協(xié)同作用的超強(qiáng)酸中心717电影网理论片我不卡,其集團(tuán)協(xié)同作用顯著地增強(qiáng)了催化劑表面酸性五月丁香花婷婷综合、增大了表面酸量及O〓吸附量、促進(jìn)了光生電子和空穴的分離及界面電荷轉(zhuǎn)移一级黄色视频免费观看,具有可逆吸附水的性能亚洲精品一,是SO〓〓/TiO〓超強(qiáng)酸催化劑具有優(yōu)異的光催化氧化活性、很好的活性穩(wěn)定性及抗?jié)裥阅艿闹匾颉?/p>
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Based on a brief review of semiconductor photocatalytic mechanism and researches in the past 30 years on TiO2 heterogeneous photocatalysis, this paper emphasizes that the natural vanadiferous rutile and its modified products, which have not been investigated by either Chinese or foreign research groups, degrade halogenated organic contaminants. By means of grinding, heating in situ, heating, quenching and electron irradiation, the natural rutile could be modified.
在簡(jiǎn)述半導(dǎo)體光催化理論及TiO2多相光催化作用近30年研究現(xiàn)狀的基礎(chǔ)上俄罗斯网站人人草人人干在线观看,重點(diǎn)對(duì)國(guó)內(nèi)外一直處於空白狀態(tài)的天然含釩金紅石光催化性能進(jìn)行研究网页升级自拍偷拍。
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On this basis, chosing 15w germicidal lamp with radiation centred at 253. 7nm or 15w blacklight fluorescent lamp with radiation centred at 365nm as the light source respectively, the destruction effects of trace impurities in water by photocatalytic oxidation method using TiO〓 as an immobile phase have been investigated, and the effects are contrasted with photolysis. The investigation is mounted into Phenol aqueous solution, Hydroquinone and Humic Acid aqueous solutions、three representative halohydrocarbons coexisting in main water人人摸人人搞人人草、the comprehensive index removal of varied trace organic pollutants in main water欧美激情动态图、the removal of residual chlorine and the disinfecting action, etc..
在此基礎(chǔ)上,選擇主波長(zhǎng)253.7nm的紫外線殺茵燈或主波長(zhǎng)365nm的藍(lán)黑管紫外線熒光燈作為光源黄色A八网站,研究了TiO〓膜固定相光催化氧化法去除水中微污染物的效果一级a片操逼逼免费观看视频,包括苯酚水溶液、對(duì)苯二酚水溶液和腐植酸水溶液的光催化氧化以及自來水中共存的三種典型的氯代烴水溶液三氯甲烷少妇无码一级av专区、四氯化碳和四氯乙烯的混合光催化氧化亚洲天堂无码理论、自來水中有機(jī)物總體去除效果以及光催化去除自來水中余氯的作用和光催化的消毒作用等,并進(jìn)行了光解對(duì)比實(shí)驗(yàn)韩国午夜理伦三级2020不卡。
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Again quantised particles can photo-catalyse reactions that bulk semiconductors cannot.
還有国产美女真人天天爽一级,量子化的粒子具有光催化作用二级三级毛片,整塊的半導(dǎo)體則不能亚洲欧美福利一区二区三区。
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The following main results are obtained: The TiO_2 photocatalyst with small crystallite size, high surface area, narrow and uniform pore size distribution, and microporous frameworks could be prepared out by applying MW radiation in the preparation process. The microwave-induced fluorescence technique verified for the first time that microwave enhanced the formation rate of hydroxyl radical, leading to the increase in the photocatalytic efficiency. Compared with the conventional catalyst, TiO_2 prepared by MW dielectric heating owns a higher UV absorption ability, and its optical absorption edge and photovoltaic response are shifted toward the short wavelength region, resulting in increase of photooxidation efficiency. The photocatalytic conversion and the mineralization ratio of acetaldehyde are increased respectively by 30% and 40% over the TiO2 prepared by MW radiation when compared to the TiO2 prepared by the conventional heating. For the MW-assisted photocatalytic reaction over the MW-prepared TiO2, production of hydroxyl radicals is enhanced by 22.5%, and the photocatalytic conversion is accordingly increased by 20%. Similarlly, applying MW also increased the photocatalytic conversion and the mineralization ratio of acetaldehyde over TiO2/Al2O3 sample.
論文得到如下主要結(jié)果和結(jié)論:(1)微波介電加熱TiO_2 溶膠可得到晶粒度小、光催化活性高一级有乳奶水毛片免费、比表面積大和孔徑分布窄而均一日韩一区二区黄色大片,且微孔發(fā)達(dá)的TiO_2光催化劑98K免费毛片;在溶膠干燥處理過程中微波可使催化劑表面缺陷增加,進(jìn)而導(dǎo)致光催化反應(yīng)過程有更多的活性羥基自由基產(chǎn)生最新成年人黄色网站;(2)微波制備能顯著增強(qiáng)TiO_2 樣品的紫外光吸收率无码精品视频在线观看网址,并使其光吸收和光伏響應(yīng)閾值發(fā)生藍(lán)移,從而提高TiO_2的氧化還原能力一区二区色综合;(3)與常規(guī)加熱法所制TiO_2比較欧美性交播播,微波法制備的TiO_2對(duì)乙醛的光催化降解轉(zhuǎn)化率提高30%,CO_2生成率提高40%以上日韩性交网址;(4)與未加微波輻射時(shí)相比欧美性欲网站,發(fā)現(xiàn)在光催化反應(yīng)過程中施加微波,TiO_2 的羥基自由基生成速率提高了22.5%AAAA电影网,相應(yīng)CH_3CHO 光催化降解轉(zhuǎn)化率提高了20%特黄a又粗又硬又爽视频;對(duì)Al_2O_3/TiO_2催化劑,CH_3CHO 光催化降解轉(zhuǎn)化率甚至提高了33%日本欧美亚洲另类,同時(shí)CO_2 的生成率也都大幅度提高99这里只有有精品首页;(5)微波輻射可改變光催化降解乙醛的產(chǎn)物分布,推斷施加微波時(shí)乙醛光催化降解按照羥基自由基引發(fā)的鏈?zhǔn)椒磻?yīng)機(jī)理進(jìn)行伊人超碰完整版一区二区,微波&非熱效應(yīng)&起主要作用www.九久久。
- 更多網(wǎng)絡(luò)解釋與光催化作用相關(guān)的網(wǎng)絡(luò)解釋 [注:此內(nèi)容來源于網(wǎng)絡(luò),僅供參考]
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amorphous:無定形
二氧化鈦主要有銳鈦礦(anatase),金紅石(rutile),無定形(amorphous)等幾種晶型. 由于金紅石相禁帶導(dǎo)帶之間寬度較大,對(duì)于大多數(shù)的體系而言,只有銳鈦礦相具有光催化作用及帶有親水性原理. 二氧化鈦的化學(xué)穩(wěn)定性非常高,
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autocatalysis:自動(dòng)催化作用
1.自(動(dòng))催化作用(autocatalysis) 植物同化CO2速率,很大程度上決定于光合碳還原循環(huán)的運(yùn)轉(zhuǎn)狀態(tài),以及光合中間產(chǎn)物的數(shù)量. 暗中的葉片移至光下,最初固定CO2速率很低,需經(jīng)過一個(gè)"滯后期"后才能達(dá)到光合速率的"穩(wěn)態(tài)"階段. 其原因之一,
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catalytic esterification:催化酯化<作用>;觸媒酯化<作用>
catalytic desulfurization 催化脫硫;觸媒脫硫 | catalytic esterification 催化酯化;觸媒酯化 | catalytic fluorimetry 催化螢光法
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catalytic halogenation:催化鹵化<作用>;觸媒鹵化<作用>
catalytic fluorimetry 催化螢光法 | catalytic halogenation 催化鹵化;觸媒鹵化 | catalytic hydration 催化水合;觸媒水合
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photocatalysis:光催化(作用)
photobleaching 光漂白 | photocatalysis 光催化(作用) | photocatalyst 光催化劑
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slipper collector:滑塊集電器
photochemical catalysis 光催化(作用) | slipper collector 滑塊集電器 | keyclick elimination 電鍵噪聲消除
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absolute specificity:絕對(duì)專一性
③絕對(duì)專一性(absolute specificity) 這類酶只能對(duì)一種底物起催化作用,如脲酶,它只能作用于底物-尿素. 大多數(shù)酶屬于這一類. ④立體化學(xué)專一性(stereochemical specificity) 很多酶只對(duì)某種特殊的旋光或立體異構(gòu)物起催化作用,而對(duì)其對(duì)映體則完全沒有作用.
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phosphosilicate glass:磷硅玻璃,磷矽玻璃
phosphoryl磷趸苹频木肥悠翟谙卟シ牛基 | phosphosilicate glass磷硅玻璃,磷矽玻璃 | photocatalysis光催化<作用>
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photoactinic action:光化作用
photism 發(fā)光性 | photoactinic action 光化作用 | photoactivation 光催化(作用)
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photobromide:溴化銀
photoalgraphy 照相鋁平版 | photobromide 溴化銀 | photo-catalysis 光催化作用