CPVT studies in literature
In this section, a thorough investigation of experimental and theoretical CPVT studies in the literature will be presented. We will categorize CPVT studies available in the literature into CPVT-focused, system integration-focused, and component improvement-focused. CPVT-focused studies in the literature have diverse scopes that range from concentrator design and optical characterization to electrical and thermal modeling and simulation to performance assessment and testing to complete system optimization. We will classify CPVT-focused studies according to their concentration shape and level into linear-focus high-concentration, point-focus high-concentration, and low-concentration (with high-concentration systems being above 10× while low-concentration system ranging between >1 and 10× usually using simple booster reflectors) and investigate both theoretical and experimental studies conducted by different groups and researchers. 2.1, 2.2, 2.3 and 2.4 cover CPVT-focused studies reported in the literature. Section 2.5.1 will be dedicated to system-level studies that readily incorporate a CPVT as one of its components while Section 2.5.2 covers studies that primarily focus on improving one of the CPVT׳s components. The discussion details are largely based on the foundation provided in Part I of this study. It is important to note that while the authors of this article spared no effort to cover all CPVT systems reported in the (written in English) literature, we do apologize in case we missed any published works. Fig. 1 illustrates the breakdown and categorization of CPVT studies covered in this study.