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- The influence of the configuration of luminescent center on the emission of ZnS: Er3+ EL device has been investigated. 研究了ZnS：Er3+薄膜电致发光（EL）器件中，不同Er3+掺杂浓度的发光特性。
- recombination luminescent center 复合发光中心
- The fluorescence in PAA originates from the coactions of the singly ionized oxygen vacancies (F+ centers) and the luminescent centers transformed from oxalic impurities. 发光原因是氧离子空位产生的F+心和酸根掺杂引入的发光中心相互作用。
- Based on the quantum confinement_ luminescence center model, t he relation between the inner electric field( IEF) and the photoluminescence( PL) character is calculated. 从量子限制发光中心模型出发;计算了纳米硅的光致发光(L)征与发光中心间的关系.
- Keywords Luminescent center;Lanthanum;Yttrium;Europium;Alkali-earth;Halophosphate; 发光中心;镧;钇;铕;碱土金属;卤磷酸盐;
- He moved the table over to the center of the room. 他把桌子移到房间中心。
- The land is destined for a new shopping center. 这块地已被划作为营建一个新购物中心之用。
- His activities in London center around this spot. 他在伦敦的活动以这个地点为中心。
- The strikers paraded through the city center. 罢工队伍游行穿过市中心。
- A system of roads radiates from the town center. 一个道路网从镇中心向四面八方伸展出去。
- The new hospital will be sited at the city center. 新医院将座落在市中心。
- New York is a great financial center. 纽约是一个重要的金融中心。
- The center of the sun is exceedingly hot. 太阳的中心极其热。
- Our city is the industry center of the country. 我们城市是全国的工业中心。
- They made a detour to avoid the town center. 他们绕道而行,避开市中心。
- A circle without a center is inconceivable. 一个没有圆心的圆是无法想像的。
- This is second luminescent spot. 这是亮点之二。
- Moreover,He ion implantation can also induce luminescence centers in silicon,which gives rise to photoluminescence bands centered at wavelengths of about 680 nm and 930 nm,respectively. 此外,He离子的注入还会在单晶Si中产生明显发光中心,导致了波长约为680nm和930nm的两个光致发光带。
- We decided to skirt round the town center. 我们决心绕过市中心。
- To avoid the city center, turn right here. 如果要避开市中心，请从这里向右转弯。
