论文标题

室温准连续波五苯甲苯苯乙烯maser被侵入性CE泵送:yag发光集中器

Room-temperature quasi-continuous-wave pentacene maser pumped by an invasive Ce:YAG luminescent concentrator

论文作者

Wu, Hao, Xie, Xiangyu, Ng, Wern, Mehanna, Seif, Li, Yingxu, Attwood, Max, Oxborrow, Mark

论文摘要

我们在这项工作中介绍了准连续波(CW)五苯烯烯烯类梅尔在室温下以1.45 GHz运行,持续时间为$ \ sim $ 4毫秒,输出功率高达-25 dbm。 Maser通过掺杂葡萄干的YAG(CE:YAG)发光浓度(LC)光学泵送,其楔形输出嵌入了0.1%五苯乙烯掺杂的para-苯基(PC:PTP)晶体中。泵送晶体位于钛酸锶环内(STO),该环支持高磁性percell因子的TE $ _ {01Δ} $模式。结合模拟,我们的结果表明,只要避免过度加热晶体,在室温下的CW操作是完全可行的。

We present in this work a quasi-continuous-wave (CW) pentacene maser operating at 1.45 GHz in the Earth's magnetic field at room temperature with a duration of $\sim$4 ms and an output power of up to -25 dBm. The maser is optically pumped by a cerium-doped YAG (Ce:YAG) luminescent concentrator (LC) whose wedge-shaped output is embedded inside a 0.1% pentacene-doped para-terphenyl (Pc:Ptp) crystal. The pumped crystal is located inside a ring of strontium titanate (STO) that supports a TE$_{01δ}$ mode of high magnetic Purcell factor. Combined with simulations, our results indicate that CW operation of pentacene masers at room-temperature is perfectly feasible so long as excessive heating of the crystal is avoided.

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