Technical Blog
Deep dive into the physics and integration logic of semiconductor manufacturing
Deep Dive into In-Situ Steam Generation (ISSG) in Semiconductor Processing: Physics, Kinetics, and Integration
Introduction In modern complementary metal-oxide-semiconductor (CMOS) fabrication, the synthesis of high-quality silicon dioxide ($\text{SiO}_2$) thin films wit
Dilute Hydrofluoric Acid (DHF) in Semiconductor Wet Processing: Physics, Chemistry, and Advanced Node Integration
Introduction In advanced semiconductor manufacturing, achieving pristine, atomic-scale cleanliness on silicon surfaces is a fundamental prerequisite for device
High Aspect Ratio Processes in Advanced Semiconductor Manufacturing: Physics, Mechanisms, and Process Principles
Introduction In the continuous pursuit of Moore's law, semiconductor manufacturing has transitioned from planar structures to complex three-dimensional (3D) arc
Principles of Dummy Gate Integration: Mechanisms, Process Control, and Node Evolution in Advanced Nodes
Introduction In early semiconductor processing, a "gate-first" flow was the standard method for fabricating metal-oxide-semiconductor field-effect transistors (
Fundamental Principles of Capping Layers in Advanced Semiconductor Manufacturing: Physics, Integration, and Engineering Evolution
Introduction In the pursuit of relentless device scaling dictated by Moore’s law, modern semiconductor manufacturing has transitioned from simple, homogeneous m
Advanced Contact Metallization: Physical Principles and Integration of Cobalt Silicide (CoSi2)
Introduction As integrated circuit scaling advanced deep into the sub-micron regime, parasitic resistance at the source, drain, and gate electrodes became a dom
Fundamental Principles of Ammonium Peroxide Mixture in Advanced Semiconductor Manufacturing
Introduction In the field of microelectronics fabrication, maintaining an ultra-clean wafer surface is a prerequisite for achieving high device yield and reliab
Wet Chemical Cleaning in BEOL: The Science and Engineering of EKC Post-Etch Residue Removal
1. Introduction In modern ultra-large-scale integration (ULSI) semiconductor manufacturing, defining features at sub-nanometer scales requires an intricate danc
Demystifying Contact Hole Etch: Process Physics, Integration Principles, and Advanced Node Challenges
Introduction The fabrication of modern integrated circuits is divided into distinct manufacturing phases, where the transition between the active device layer a
Dual Gate Oxide Engineering: Physical Principles, Integration Challenges, and Node Evolution in Advanced CMOS Manufacturing
Introduction In modern microelectronics, the relentless pursuit of device scaling has driven complementary metal-oxide-semiconductor (CMOS) technology to remark
Fundamentals of Tapered Profile Etch in Semiconductor Fabrication: Principles, Mechanisms, and Integration
Introduction Tapered profile etch, often referred to as slope etch or tapered etch, is a specialized plasma etching technique designed to fabricate features wit
Silicon Carbide (SiC) in Semiconductor Manufacturing: Physics, Process Principles, and Engineering Challenges
Introduction Silicon carbide (SiC) is a compound semiconductor material composed of silicon and carbon that has emerged as a cornerstone of modern power electro