124 technical terms and definitions
RSOXS, absorption edge tuning, block copolymer DSA, material composition contrast, multi energy measurement, compositional gradient, directed self assembly metrology
Resonant soft X-ray scatterometry tunes the X-ray beam's energy to specific elemental absorption edges — carbon, nitrogen, oxygen, and silicon K-edges typically sitting somewhere…
resputter, re-sputtering, bias sputtering, sputter etch-back, overhang removal, punch-through, pvd resputtering, substrate bias sputtering, bottom redistribution, sidewall redeposition, copper seed resputter, barrier resputter
Resputtering deliberately removes part of a deposited film so ion momentum can route material from overfed horizontal surfaces toward underfed feature walls. A sputter target is…
lithography
The reticle limit is the maximum area a lithography scanner can pattern in a single exposure — roughly 26 mm x 33 mm, about 858 mm². A reticle (the photomask) holds the pattern…
lithography, SMIF pod, EUV dual pod, robotic mask handler, electrostatic discharge protection, Class 1 cleanliness, automated handling, mask contamination, mask breakage risk
Reticle handling is the set of specialized systems and procedures — sealed transport pods, robotic handlers, electrostatic discharge protection — that move a photomask between…
lithography, haze formation, pellicle transmission loss, cleaning cycle CD shift, EUV carbon contamination, ruthenium oxidation, mask retirement decision, degradation trend monitoring, critical dimension shift
Reticle lifetime is the total usable duration a photomask delivers before cumulative degradation drops its patterning quality below production specification — governed by…
reticle field, max die size, 858mm2, scanner field size, reticle stitching, chiplet motivation
The reticle limit is the hard physical ceiling on how big a single chip can be, set not by transistor density or lithography resolution but by the mechanical field size of…
lithography, mask inventory tracking, usage logging, maintenance scheduling, contamination monitoring, haze, pellicle replacement, mask lifetime cost, proactive mask maintenance
Reticle management is the comprehensive system that tracks, stores, maintains, and controls every photomask throughout its entire working life in a fab — inventory location, usage…
lithography
A reticle or photomask is the precision pattern master used by a lithography scanner to print one layer of an integrated circuit onto photoresist. It carries geometric information…
reticle registration metrology drift prediction, reticle registration metrology, registration metrology drift, metrology drift prediction, reticle registration
Reticle Registration Metrology Drift Prediction with Machine Learning Introduction & Motivation Reticle Registration Metrology Drift Prediction with Machine Learning addresses…
packaging
Reverse bonding is the wire-bond sequence where first bond is formed on lead or substrate side and second bond is made on die pad to optimize loop geometry and reliability - it is…
lithography
Reverse Tone Imaging is a lithographic technique that uses the complementary tone of the conventional resist and mask combination — patterning with negative-tone development where…
metrology
Review SEM is high-resolution scanning electron microscopy used to inspect detected defects — providing detailed visual analysis of particles, pattern defects, and material…
mmwave beamforming ic, phased array chip mmwave, 28ghz 39ghz 5g front end, si ge mmwave
Radio frequency (RF), millimeter-wave (mmWave), and sub-terahertz semiconductor transistor architectures constitute the core analog frontend and high-frequency mixed-signal…
mmwave, rf chip, radio frequency ic
Radio frequency (RF), millimeter-wave (mmWave), and sub-terahertz semiconductor transistor architectures constitute the core analog frontend and high-frequency mixed-signal…
rf wafer probe de-embedding accuracy prediction, rf wafer probe, wafer probe de-embedding, probe de-embedding accuracy, de-embedding accuracy prediction, rf wafer
RF Wafer Probe De-Embedding Accuracy Prediction with Machine Learning Introduction & Motivation RF Wafer Probe De-Embedding Accuracy Prediction with Machine Learning addresses…
rga, residual gas analyzer, metrology
A Residual Gas Analyzer (RGA) is a mass spectrometer attached to a process chamber that identifies and quantifies the gas species present in the chamber environment. It is…
reactive ion etch, reactive ion etching, dry etch, plasma etch, etch modeling, plasma physics
Mathematical Modeling of Plasma Etching in Semiconductor Manufacturing Introduction Plasma etching is a critical process in semiconductor manufacturing where reactive gases are…
robotic arm wafer placement repeatability prediction, robotic arm wafer, arm wafer placement, wafer placement repeatability, placement repeatability prediction, robotic arm
Robotic Arm Wafer Placement Repeatability Prediction with Machine Learning Introduction & Motivation Robotic Arm Wafer Placement Repeatability Prediction with Machine Learning…
rtp wafer bow-induced temperature error prediction, rtp wafer bow-induced, wafer bow-induced temperature, bow-induced temperature error, rtp wafer, error prediction
RTP Wafer Bow-Induced Temperature Error Prediction with Machine Learning Introduction & Motivation RTP Wafer Bow-Induced Temperature Error Prediction with Machine Learning…
packaging
Runner system is the network of flow channels that distributes molding compound from the pot to each mold cavity - it governs fill balance, pressure distribution, and material…
packaging
Runner waste is the portion of molding compound solidified in runner and gate channels that is discarded after molding - it is a significant material-efficiency consideration…
metal fill interconnect, ruthenium via fill, ru ald deposition, ruthenium resistivity, ruthenium adhesion
Ruthenium Metal Fill for Advanced Interconnects is the use of ruthenium (deposited via ALD) as a fill metal for narrow vias and interconnects — offering significantly lower…
rutherford backscattering spectrometry, rbs, metrology
Rutherford Backscattering Spectrometry (RBS) is a quantitative, non-destructive ion beam analysis technique that determines elemental composition, depth distribution, and film…
on chip resistor, integrated resistor, polysilicon resistor, thin film resistor, serpentine resistor
resistor is a passive component that opposes current and converts electrical energy to heat according to V = I × R. On-chip resistors set gain, bias, time constants, termination…