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Bacillus sp. Ti3

National Institutes of Health

Papers overview

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2018
2018
2018
Ti3+-doped TiO2 nanoparticles were synthesized and fabricated into a composite electrode as an anode material for lithium polymer… 
2016
2016
Èçó÷åíû îñîáåííîñòè èçìåíåíèÿ îêðàñêè æàðîïðî÷íîãî ìàòåðèàëà íà îñíîâå òèòàíàòà àëþìèíèÿ, ïîëó÷åííîãî âûñîêîòåìïåðàòóðíîé òåðìîîáðàáîòêîé è çàêàëêîé â æèäêîì àçîòå ýêâèìîëÿðíûõ ñìåñåé ñîâìåñòíî îñàæäåííûõ ãèäðîêñèäîâ àëþìèíèÿ è òèòàíà èëè ìåõàíè÷åñêîãî ïîìîëà ñîîòâåòñòâóþùèõ îêñèäîâ. Ñîñòàâ èñõîäíîé ñìåñè îêñèäîâ àëþìèíèÿ è òèòàíà êîíòðîëèðîâàëè ìåòîäîì õèìè÷åñêîãî àíàëèçà. Ôàçîâûé ñîñòàâ ñèíòåçèðîâàííûõ îáðàçöîâ áûë îïðåäåëåí ìåòîäîì ðåíòãåíîâñêîé ïîðîøêîâîé äèôðàêòîìåòðèè. Êîëè÷åñòâåííûå îïðåäåëåíèÿ èîíîâ Ti3+ â òèòàíàòå àëþìèíèÿ è êèíåòè÷åñêèå ïàðàìåòðû èõ îêèñëåíèÿ-âîññòàíîâëåíèÿ âûïîëíåíû ìåòîäîì ÝÏÐ.  òèòàíàòå àëþìèíèÿ, ïîëó÷åííîì çàêàëêîé â æèäêîì àçîòå îáîææåííîé ïðè 1550—1300 °Ñ ýêâèìîëÿðíîé ñìåñè Al2O3 è TiO2, èîíû òèòàíà ÷àñòè÷íî âîññòàíàâëèâàþòñÿ äî òðåõâàëåíòíîãî ïàðàìàãíèòíîãî ñîñòîÿíèÿ, ñòàáèëèçèðîâàííîãî áëèæàéøåé âàêàíñèåé êèñëîðîäà â êîíöåíòðàöèè íå áîëåå 0.1 % îò îáùåãî ñîäåðæàíèÿ òèòàíà. Ïðè òåìïåðàòóðå îáæèãà â äèàïàçîíå 1550—1450 °Ñ îêñèäû àëþìèíèÿ è òèòàíà ïîëíîñòüþ òðàíñôîðìèðóþòñÿ â ïñåâäîáðóêèòîâûé òèòàíàò àëþìèíèÿ, à ýíåðãèÿ àêòèâàöèè åãî ÷àñòè÷íîé äèññîöèàöèè ñ ïîÿâëåíèåì Ti3+ ñîñòàâëÿåò (4.9 ± 0.4) ýÂ. Íàëè÷èå ìàëûõ êîëè÷åñòâ Ti 3+ â ðåøåòêå çàêàëåííîãî òèòàíàòà àëþìèíèÿ ÿâëÿåòñÿ ïðè÷èíîé åãî ñåðî-ôèîëåòîâîé, ãîëóáîâàòîé îêðàñêè. Öåíòðû îêðàñêè îñòàþòñÿ ñòàáèëüíûìè â àòìîñôåðå äî 1100 °Ñ, ïðîöåññ îêèñëåíèÿ òèòàíà õàðàêòåðèçóåòñÿ ýíåðãèåé àêòèâàöèè â (1.1 ± 0.3) ýÂ. 
2014
2014
【目的】对 RE2 Ti3 Si4(RE=Gd,Tb,Dy,Ho和 Er)的物理性能进行研究。【方法】利用基于密度泛函的第一性原理方法对 RE2 Ti3 Si4(RE=Gd,Tb,Dy,Ho 和 Er… 
2012
2012
采用反应扩散偶的方法,研究了Nb元素在a-Ti3 Al中的扩散行为.反应扩散偶经过120 h扩散退火,在高温(1 573 K)下生成了均匀的阶( Ti , Nb)扩散层;低温(1273,1 423 K)下生成不均匀的扩散区,相组成为Ti3Al( Nb… 
2010
2010
We recently reported that Ti(3+)-doped low-silica calcium aluminosilicate glass presents long luminescence lifetime (170 micros… 
2001
2001
A characterization of Ti-Beta zeolites synthesized under various conditions as well as an investigation of their photocatalytic… 
1964
1964
Model systems were used to investigate the mechanism of enzymatic hydroxylation. It could be shown that hydroxylation of aromatic…