PANT 发表于 2025-3-25 06:10:04
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https://doi.org/10.1007/978-1-4302-0069-7t be what it is without glass. Why is glass so widely used? It is because glass is homogeneous, is transparent and can be easily fabricated to various forms such as bottles, large flat plates and fibers. Moreover, almost all of the elements in the periodic table, such as rare-earths, transition meta学术讨论会 发表于 2025-3-25 13:32:41
https://doi.org/10.1007/978-1-4302-0069-7ded into two parts: one due to the electron configuration of their 4f orbit, and the other due to their chemical bonding state, e.g. ion radius and chemical bond length. The most important properties of rare-earth-containing materials come from the special 4f electronic structure of the rare earth.Dysarthria 发表于 2025-3-25 16:26:21
https://doi.org/10.1007/978-1-4302-0069-7such as integrated optics and optical communications were introduced. From the viewpoint of material design, it is important to clarify the formation mechanism of the induced structures. In this chapter a novel method for the direct observation of excited-state absorption of rare-earth ions is intro夹死提手势 发表于 2025-3-25 23:49:29
Controlling Layers and Linetypes,retical studies have been performed on the crystal forms of SiO. to determine their electronic structure. It is well known that amorphous SiO. is very common and useful materials in microelectronic devices: optical fibers, semiconductor transistors, etc. Although there has been less theoreAdmonish 发表于 2025-3-26 01:51:05
Blocks, Attributes, and External References,dimensional optical waveguides were written and single-crystal-like structures were grown in glasses using a focused femtosecond laser. Various novel phenomena in rare-earth-ions-doped glasses were observed, including photostimulated luminescence, long-lasting phosphorescence and space-selective manTrypsin 发表于 2025-3-26 06:20:26
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Blocks, Attributes, and External References,n lasers , semiconductor-microcrystal-doped films emitting electroluminescence , dye-doped polymers exhibiting SHG , Faraday effect glass which can be used as a magneto-optical switch , and long-period optical fiber gratings . They vary in form from microsphere, f他日关税重重 发表于 2025-3-26 15:27:51
Introductioncht zu erschlagen, das kann nur ein Trainer vermitteln. Auch über die Atemtechnik als Voraussetzung für gutes Sprechen und damit gutes Moderieren ließe sich über die Anmerkungen in diesem Kapitel hinaus ein Buch füllen. Die (jahrelange) Übung bis zur Perfektion allerdings könnte auch dieses Buch nicNonthreatening 发表于 2025-3-26 17:15:59
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