<p>➀ The article discusses the recent advancements in silicon arrayed waveguide gratings (AWGs) focusing on channel count and crosstalk balance.</p><p>➁ It highlights the design and fabrication of a 12x100GHz AWG with insertion loss and crosstalk of less than 0.82 dB and -30 dB, respectively.</p><p>➂ The article also mentions the comparison of performance with previous siliconG papers, noting the best overall performance in terms of crosstalk, insertion loss, and channel uniformityp>