Abstract: This paper is concerned with the development and evaluation of a number of modelling techniques which improve Qucs Harmonic Balance simulation performance of RF compact device models.

随着“双碳”目标的推进、工业智能化转型的深入以及高端科学仪器的国产化浪潮，激光拉曼气体分析仪正从实验室走向更广阔的工业现场。2025年，国产拉曼分析仪的技术已相当成熟，在可靠性、分析精度和场景适应性上实现了巨大飞跃。面对市场上众多的国产 ...

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Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

(88) Therefore, it has to be taken carefully into account in the transport equation along with an appropriate evaluation of the Schmidt number. (95) As the overall effect, Mardani and Tabejamaat (96) ...

湍流本质上具有三维（3D）立体结构属性。普通的二维（2D）包 括采用激光照明的成像测量无法在所有三个空间维度上分辨湍流 的结构。而利用多视角成像信息，采用层析重构技术则可以在三 个空间维度上同时捕捉记录复杂流动的瞬态结构。应用针对体像 素的 ...

该产品介绍涵盖了多种增强型相机，用于气体流动中的标量激光成像。这些相机包括镜头耦合增强器（IRO）、镜头耦合增强相机、光纤耦合增强相机等，适用于不同应用场景。产品特性包括单光子灵敏度、快速门控、最小曝光时间低至3纳秒，并支持高速成像和 ...

Lying on my back with an eye mask on, I sense a silly, happy grin forming on my face. It could be relief that the active phase of my first taste of “deep dive” breathwork is over. Or maybe something ...

We find in particular that dense collapsed states are extremely selective, owing to a delicate balance between the partitioning and diffusivity of the penetrants. These properties are sensitively ...

Capital requirements are standardized regulations for banks and other depository institutions that govern the capital, as a percentage of their assets, that they must maintain. Having this capital on ...