G. Apostolo
Papers
1
Total Citations
3
H-Index
1
About
G. Apostolo’s research career centers on the development of advanced X-ray instrumentation for semiconductor metrology, with a particular focus on total-reflection X-ray fluorescence (TXRF) techniques. Their most cited work, “1-40-keV fixed-exit monochromator for a wafer mapping TXRF facility” (1998), describes a key component of an industrial system designed to map trace impurities on 300 mm silicon wafers. This monochromator enabled the detection of elements from sodium to mercury with a routine detection limit of 10⁸ atoms/cm²—a critical achievement for the semiconductor industry’s quality control. Although the paper has accumulated only 3 citations, its impact lies in its practical engineering contribution to wafer surface analysis, supporting the production of cleaner, higher-yield microchips. Apostolo’s work reflects a deep engagement with applied X-ray optics and contamination monitoring, bridging fundamental physics with industrial needs. Their contributions remain relevant to researchers and engineers working on next-generation wafer inspection systems and trace-element detection technologies.
Research Focus
Key Achievements
Top Papers
- 11-40-keV fixed-exit monochromator for a wafer mapping TXRF facility3 citations · 1998