Microgrinding 실리콘 웨이퍼 실리콘 electrical discharge machining Ceramic international journal of advanced manufacturing technology WC micro machining LabVIEW 유리질 탄소 PCD 한국정밀공학회 Bi-LSTM 포스터 Silicon Wafer zirconia GC 유리질탄소 2025 춘계 Microneedle IJAMT micro grinding Soda Lime 소다라임 2024 edge Journal of Mechanical Science and Technology elsevier discharge crater JKSPE 정밀 Glassy Carbon Needle KSPE cemented carbide 학술대회 정밀공학회 Autumn JMST Vitreous Carbon crater Characteristic Materials & Design 소다라임유리 AI PRESM2025 Silicon 춘계학술대회 PIEZO AMT DISCRIM Soda-lime EDM ZrO2 PRESM 2018 Soda-lime glass VC Conference Lab on a Chip