excitonic

简明释义

英[ɪkˈsaɪtɒnɪk]美[ɪkˈsaɪtɑnɪk]

adj. 激子的

英英释义

单词用法

同义词

反义词

例句

1.The heavy and light hole excitonic transition structures 11H, 22H, 33H and 11L were observed and the theoretical calculations , including the strain effects, were performed.

观测到11H、22H、33H和11L等激子跃迁结构。 计及晶格失配导致的应力效应，对子能级结构进行了理论计算。

2.The heavy and light hole excitonic transition structures 11H, 22H, 33H and 11L were observed and the theoretical calculations , including the strain effects, were performed.

观测到11H、22H、33H和11L等激子跃迁结构。 计及晶格失配导致的应力效应，对子能级结构进行了理论计算。

3.Starting from excitonic model, we derived a set of mathematical formulas for describing the third - order nonlinear optical process in polydiacetylene crystals.

从激子模型出发，建立了一套描述聚丁二炔晶体中的三阶非线性光学过程的数学公式；

4.Since core-level excitation is not involved in the process related to IPES, signal distortion caused by excitonic effects is not present in IPES.

由于过程中不包括芯能级激发，因此可避免芯能级激发时伴随的“驰豫过程”引起的信号失真。

5.At low magnetic field, the effects of magnetic-field-induced confining potential on the main features of the excitonic spectra are negligible.

在较低磁场下，其引入的限制势对激子吸收谱的主要特性的影响可以忽略。

6.The nonlinear mechanism is the excitonic band broadening.

非线性机制为激子带展宽。

7.The research focuses on the behavior of excitonic 激子态 states in semiconductor materials.

这项研究集中在半导体材料中激子态的行为。

8.In this experiment, we observed excitonic 激子态 transitions under varying temperatures.

在这个实验中，我们观察到了在不同温度下的激子态跃迁。

9.The excitonic 激子态 effect plays a crucial role in the efficiency of solar cells.

激子态效应在太阳能电池的效率中发挥着至关重要的作用。

10.Developing excitonic 激子态 devices could lead to breakthroughs in optoelectronics.

开发激子态设备可能会在光电子学领域取得突破。

11.The study of excitonic 激子态 dynamics is essential for understanding light-matter interactions.

研究激子态动力学对于理解光与物质的相互作用至关重要。

作文

In the field of condensed matter physics, the term excitonic refers to a state that arises from the interaction between an electron and a hole, forming a bound pair known as an exciton. This phenomenon is crucial in understanding various optical properties of materials, especially semiconductors and insulators. The study of excitonic states has gained significant attention due to their role in photonic devices, solar cells, and quantum computing. When light is absorbed by a semiconductor, it can excite an electron from the valence band to the conduction band, leaving behind a positively charged vacancy known as a hole. The electron and hole can interact through Coulombic attraction, resulting in the formation of an excitonic state. This state is not only fundamental for energy transfer processes but also plays a vital role in the efficiency of devices such as light-emitting diodes (LEDs) and photovoltaic cells. Understanding excitonic effects is essential for researchers aiming to enhance the performance of next-generation electronic and optoelectronic devices. For instance, in organic solar cells, the generation of excitons is a critical step in converting sunlight into electricity. The efficiency of these devices heavily relies on the ability to dissociate excitons into free charge carriers, which can then be collected to produce electrical power. Moreover, excitonic interactions are not limited to traditional semiconductors; they also occur in two-dimensional materials like graphene and transition metal dichalcogenides (TMDs). In these materials, the reduced dimensionality can lead to enhanced excitonic effects, making them promising candidates for future applications in nanotechnology and quantum information science. Researchers have observed that the confinement of excitons in these two-dimensional systems can result in strong light-matter interactions, which are desirable for developing new optoelectronic devices. The exploration of excitonic phenomena has also led to the discovery of new phases of matter. For example, in certain conditions, excitons can condense into a macroscopic quantum state, similar to Bose-Einstein condensates. This excitonic condensation could pave the way for novel applications in quantum computing and quantum optics, where control over quantum states is paramount. In conclusion, the concept of excitonic states is integral to the advancement of modern technology. As we continue to delve deeper into the properties and applications of excitons, we unlock new possibilities for enhancing the efficiency of electronic devices and exploring the fundamental principles of quantum mechanics. The future of technology may very well hinge on our understanding and manipulation of excitonic states, highlighting the importance of this area of research in the broader landscape of condensed matter physics.

在凝聚态物理学领域，术语excitonic指的是电子与空穴之间相互作用产生的一种状态，形成一个被称为激子（exciton）的束缚对。这一现象对于理解材料的各种光学特性至关重要，尤其是半导体和绝缘体。由于其在光子设备、太阳能电池和量子计算中的作用，excitonic状态的研究已经引起了显著关注。 当光被半导体吸收时，它可以将电子从价带激发到导带，留下一个被称为空穴的带正电的空位。电子和空穴可以通过库仑吸引相互作用，从而形成excitonic状态。这个状态不仅对能量转移过程至关重要，而且在发光二极管（LED）和光伏电池等设备的效率中也发挥着重要作用。 了解excitonic效应对于旨在提高下一代电子和光电子设备性能的研究人员来说至关重要。例如，在有机太阳能电池中，激子的生成是将阳光转化为电能的关键步骤。这些设备的效率在很大程度上依赖于将激子解离为自由电荷载流子的能力，这些载流子随后可以被收集以产生电能。 此外，excitonic相互作用并不限于传统半导体；它们也发生在石墨烯和过渡金属二硫化物（TMDs）等二维材料中。在这些材料中，降低的维度可能导致增强的激子效应，使它们成为未来纳米技术和量子信息科学应用的有前途的候选者。研究人员观察到，这些二维系统中激子的限制可以导致强烈的光-物质相互作用，这对于开发新型光电子设备是可取的。 对excitonic现象的探索还导致了新物质相的发现。例如，在某些条件下，激子可以凝聚成一种宏观量子态，类似于玻色-爱因斯坦凝聚。这种激子凝聚可能为量子计算和量子光学中的新应用铺平道路，其中对量子态的控制至关重要。 总之，excitonic状态的概念是现代技术进步的核心。随着我们继续深入研究激子的性质和应用，我们为提高电子设备的效率和探索量子力学的基本原理打开了新的可能性。技术的未来可能在很大程度上依赖于我们对excitonic状态的理解和操控，这突显了这一研究领域在凝聚态物理学更广泛背景下的重要性。