💡🖼🗾️

#photolithography #mask aligner #ultraviolet light #patterning #wafer processing #semiconductor layers #lithography step #circuit pattern #layer deposition

⚪️✨⛏️

#photolithography #etching #wafer processing #layer deposition #patterning #semiconductor process #surface structuring

💿🧪🔥⚙️

#wafer processing #chemical etching #plasma etch #deposition #annealing #thermal process #semiconductor materials #fab process #doping