GW-2000型在线烟气分析仪采用紫外差分吸收光谱技术，具备高精度、稳定性好、响应快速的特点，适用于多种工业污染源监测。该仪器能测量SO2、NOx、O2等气体浓度，符合国家环保标准，具备长寿命光源、高品质光谱仪和独特的长光程气体池设计，有效减少交叉 ...

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The SO3 code provides functionality to perform fast and exact Wigner transforms based on the sampling theorem on the rotation group derived in McEwen et al. (2015).

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When you receive your credit card bill, you'll notice two different balances: the statement balance and the current balance. Conventional wisdom says that you should always pay off your statement ...

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Abstract: We report the characterization of a balanced ultrafast photodetector. For this purpose, we use a recently developed time-domain laser-based vector network analyzer (VNA) to determine the ...