Considering Pythagorician divisors theory which leads to a new parameterization, for Pythagorician triplets ( a,b,c )∈ ℕ 3∗ , we give a new proof of the well-known problem of these particular squareless numbers n∈ ℕ...
Project supported by the Scientific and Technological Innovation Programs of Higher Education Institutions in Shanxi(STIP)(Nos.2021L562 and 2022L573);the Key Research and Development Projects for Attarcting High-Level Scientific and Technological Talents to Lvliang City(No.2021RC-2-27);the Open Fund of the Guangdong Provincial Key Laboratory of Fiber Laser Materials and Applied Techniques(South China University of Technology)(No.2021-06);the Key Research and Development Projects in the Field of Social Development of Lvliang City(No.2022SHFZ43);Higher Education Reform and Innovation Project of Shanxi Province,China(Nos.J2021718,J2021744,and J2021717);the Innovation and Entrepreneurship Training Program for College Students,China(No.202310812012)。
We demonstrate a low-noise,high-gain,and large-dynamic-range photodetector(PD)based on a junction field-effect transistor(JFET)and a charge amplifier for the measurement of quantum noise in Bell-state detection(BSD).P...