Metrology

METROLOGY ARTICLES



Metrology of epitaxial thin-films by advanced HRXRD and XRR

06/01/2011  Using complementary metrology techniques, the authors determined the thickness, composition and relaxation of SiGe and Si:C layers. Paul Ryan, et al., Jordan Valley Semiconductors, Durham, UK

450mm wafer transition needs collaboration and standards

06/01/2011  As the global supply chain deals with wafer size transition, pre-competitive collaboration will continue to be the best path towards economic efficiency and industry rationality, and Standards play a major role. Jonathan Davis, SEMI, San Jose, CA.

Asian foundry inspects micro bumps with Camtek systems

05/26/2011 

Camtek Ltd. (NASDAQ and TASE: CAMT) received repeat automatic optical inspection (AOI) orders from an Asia-based foundry doing advanced micro bump inspection and metrology. Challenges arise in measuring such small bumps used in advanced packages, including efficiently handling huge amounts of data.

MEMS wafers characterized by Zebraoptical integrated metrology tool

05/24/2011 

Zebraoptical Integrated Metrology Tool (ZIMT)Sunrise Optical LLC debuted the Zebraoptical low coherence fiber optic interferometer with microscope attachment. The Zebraoptical Integrated Metrology Tool (ZIMT) provides metrology readings on micro electromechanical system (MEMS) wafers.

Tighter chip densities tease out litho, metrology weaknesses, says Intel

05/19/2011 

Janice Golda, Intel, co-led a session at The ConFab 2011 on continued device scaling. EUV infrastructure will be a major topic, as well as transistor challenges. While lithography difficulties exist at tighter device densities, Golda reminds us that metrology obstacles must also be tackled.

NXP metrology labs tap Tektronix for test/measurement equip calibration and repair

05/05/2011 

NXP named Tektronix Service Solutions to provide calibration and repair services for all test and measurement instruments at NXP's production and development sites in the Netherlands.

Tunable laser replaces monochromatic light beam for thin film metrology

04/14/2011 

Figure 2. Faraday rotation vs wavelength.Magneto-optical (MO) effects can be used for a wide range of applications, from data storage and processing to thin films characterizations or even remote magnetic field sensors. Gabriel Monette, Université de Montréal and Marc Verhaegen, Photon etc., performed measurements of spectral dependence of the Faraday MO effect in the visible part of the electromagnetic spectrum along with temperature dependence measurements on a semiconductor 2µm epilayer (GaP) grown with embedded metallic ferromagnetic nanoclusters (MnP).

Beyond ball shear test Microprobing chip/package stress at Stanford

04/13/2011 

IITC paper, Stanford UniversityNew work from Stanford goes beyond simple bump shear testing to allow simulation of stresses exerted on chips during semiconductor packaging. The researchers are able to explore how the stresses affect back-end structures. Alex Hsing, a PhD student in Professor Reinhold Dauskardt's Group at Stanford University, summarizes the group's approach.

KLAC packaged IC inspector ICOS CI T620

03/15/2011 

KLAC's ICOS CI-T620, a high-performance component inspector system for tape and reel.KLA-Tencor Corporation (Nasdaq: KLAC) introduced the ICOS CI-T620, a high-performance component inspector system for tape and reel. The CI-T620 system has dual tapers working sequentially with minimal operator intervention to increase units per hour.

CAPRES-wins-repeat-metrology-order-from-Asia-foundry

03/14/2011 

CAPRES A/S, semiconductor metrology systems maker for the direct nano- and micro-scale electrical characterization of materials, announced a repeat order for its fully automated 300mm microRSP-A300 from an industry-leading foundry in Asia.

16nm-hp-EUV-blanks-inspected-with-KLAC-Teron

03/11/2011 

Lithography defect inspection. SOURCE: KLA-Tencor (KLAC)Among the topics covered at KLA-Tencor’s annual Lithography Users Forum was extension of KLAC's Teron 600 platform for inspection of EUV blanks at the 16nm hp node. Here, Brian Trafas speaks with Debra Vogler about process control in advanced lithography.

Carl-Zeiss-photomask-registration-correction-system-RegC-debuts

03/02/2011 

Carl Zeiss RegCCarl Zeiss introduced a new production tool aimed to improve registration and overlay of advanced photomasks. RegC is based on ZEISS femtosecond-laser technology. RegC enables correction on high-end photomasks for remaining registration errors after the pattern generation process. Current results show registration improvements over 50% in advanced lithography.

Cymer-focus-drilling-for-immersion-light-sources-improves-depth-of-focus-by-2x

03/02/2011 

Cymer Inc. (Nasdaq: CYMI) introduced a focus drilling technology for its immersion light sources including the XLR 600ix, XLR500i, XLA 400 and XLA 300. Focus drilling provides up to a 2X improvement in the depth of focus on the wafer.

Nanometrics-launches-overlay-metrology-system-wins-Asia-order

03/01/2011 

Nanometrics Incorporated (Nasdaq:NANO), advanced process control metrology provider, launched the Mosaic II turnkey image-based overlay metrology solution for advanced high-volume IC manufacturing. NANO reports an initial delivery to a leading Asian memory customer.

High-k metal gate characterization using picosecond ultrasonic technology

03/01/2011  Picosecond ultrasonic technology can be used during various stages of process development, integration, and volume manufacturing for monitoring the HKMG stack; this information can be used to characterize the process, and optimize deposition and CMP processes. J. Dai, P. Mukundhan, J. Chen, J. Tan, Rudolph Technologies, Flanders, NJ USA; D.B. Hsieh, T.C. Tsai, 1-United Microelectronics Corp., Tainan, Taiwan

SoftJin-enhances-defect-analysis-software

02/25/2011 

SoftJin NxDAT defect analysis softwareSoftJin Technologies, a provider of customized automation software for electronic design and manufacturing, enhanced NxDAT, its defect analysis software. The enhanced version of NxDAT is optimized for better speed and memory performance.

Nanometrics WLP bonding metrology tool launches with logic order

02/24/2011 

The Unifire 7900IR provides 3D inspection of wafer-scale packaging features as well as registration for wafer-to-wafer bonding applications for use in advanced wafer scale packaging process control.

Si-wafer-double-side-lapping-system-upgrades-Novellus-Peter-Wolters

02/24/2011 

Peter Wolters lapping systemNovellus Systems subsidiary Peter Wolters GmbH introduced a new version of its microLine double side lapping system for prime silicon wafers. The AC-2100L system features independently driven inner and outer pin rings, automatic force calibration, and in-situ wafer thickness metrology.

Avantor plans Taiwan materials lab with wafer fab, metrology tools in 100 cleanroom

02/11/2011 

Avantor Performance Materials, Inc. (formerly Mallinckrodt Baker, Inc.) plans to open an electronics applications laboratory in Taiwan in 2Q11, to conduct customer demos, perform process-of-record (POR) development, and support the company's global electronics technologies development.

Leica surface imaging metrology software industrial microscopy

02/01/2011 

Leica MapLeica Microsystems and Digital Surf announced an agreement whereby Leica Map surface imaging and metrology software, based on Digital Surf's Mountains Technology, will be used with the Leica Application Suite (LAS) for Leica industrial microscopes.




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As the industry moves to 10nm and 7nm nodes, advances in wafer processing – etch, deposition, planarization, implant, cleaning, annealing, epitaxy among others – will be required. Manufacturers are looking for new solutions for sustained strain engineering, FinFETs, FDSOI and multi-gate technologies, 3D NAND, and high mobility transistors.

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