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Piezo-University
Features and Applications of Piezoelectric Positioning Systems
Glossary
Symbols and Units
Introduction
Quick Facts
Fundamentals of Piezoelectricity
Fundamentals of Piezomechanics
Actuators and Sensors
Fundamentals of Piezoelectric Actuators
Dynamic Operation Fundamentals
Piezo Actuator Electrical Fundamentals
Control of Piezo Actuators and Stages
Environmental Conditions and Influences
Basic Designs of Piezoelectric Positioning Drives/Systems
Parallel and Serial Kinematics / Metrology
PMN Compared to PZT
Summary
Mounting and Handling Guidelines for Piezo Translators
Download / Support / Technotes
Get the PI Catalog

Piezo Actuators (PZTs)
Nanopositioning & Scanning Systems
Fast Steering Mirrors/
Active Optics
Nanometrology Sensors
Piezo Drivers & Nanopositioning Controllers
Micropositioning/
Hexapods
Photonics Alignment Solutions
Motion Controllers
Piezo Linear Motors & Stages

 
Tutorial: Piezoelectrics in Nanopositioning, Designing with Piezoelectric Actuators
Piezo Actuators | Piezo Linear Motors | Piezo Tip/Tilt Platforms | Piezo Ceramic Materials | Precision Actuator Overview |

Online Piezo Tutorial (HTML)
     Piezo Products Data Sheets
 Features and Applications of
     Piezoelectric Positioning Systems
 Glossary
 Symbols and Units
 Introduction
 Quick Facts
 Fundamentals of Piezoelectricity
      Material Properties
      PZT Ceramics Manufacturing Process
      Definition of Piezoelectric Coefficients and Directions
      Resolution
 Fundamentals of Piezomechanics
      Displacement of Piezo Actuators (Stack & Contraction Type)
      Hysteresis (Open-Loop Piezo Operation)
      Creep / Drift (Open-Loop Piezo Operation)
      Aging
 Actuators and Sensors
      Metrology for Nanopositioning Systems
      Indirect (Inferred) Metrology
      Direct Metrology
      Parallel and Serial Metrologie
      High-Resolution Sensors - Strain Gauge Sensors
      Linear Variable Differential Transformer (LVDT)
      Capacitive Position Sensors
 Fundamentals of Piezoelectric Actuators
      Forces and Stiffness
      Maximum Applicable Forces (Compressive Load Limit,
             Tensile Load Limit)

      Stiffness
      Force Generation
      Displacement and External Forces
 Dynamic Operation Fundamentals
      Dynamic Forces
      Resonant Frequency
      How fast can a Piezo Actuator Expand?
 Piezo Actuator Electrical Fundamentals
      Electrical Requirements for Piezo Operation
      Static Operation
      Dynamic Operation (Linear)
      Dynamic Operating Current Coefficient (DOCC)
      Dynamic Operation (Switched)
      Heat Generation in a Piezo Actuator in Dynamic Operation
 Control of Piezo Actuators and Stages
      Position Servo-Control
      Open- and Closed-Loop Resolution
      Piezo Calibration Data
      Methods to Imporve Piezo Dynamics
      InputShaping®
      Signal Preshaping / Dynamic Digital Linearization (DDL)
      Dynamic Digital Linearization (DDL)
 Environmental Conditions and Influences
      Temperature Effects
      Linear Thermal Expansion
      Temperature Dependency of the Piezo Effect
      Piezo Operation in High Humidity
      Piezo Operation in Inert Gas Atmospheres
      Vacuum Operation of Piezo Actuators
      Lifetime of Piezo Actuators
 Basic Designs of Piezoelectric
     Positioning Drives/Systems

      Stack Design (Translators)
      Laminar Design (Contraction-Type Actuators)
      Tube Design
      Bender Type Actuators (Bimorph and Multimorph Design)
      Schear Actuators
      Piezo Actuators with Integrated Lever Motion Amplifiers
      Piezo Flexure Nanopositioners
 Parallel and Serial Kinematics / Metrology
      Direct and Indirect Metrology
      Parallel and Serial Kinematics
 PMN Compared to PZT
      Electrostrictive Actuators (PMN)
 Summary
 Mounting and Handling Guidelines for
     Piezo Translators
Download the Complete PI PDF Catalog
Piezoelectric actuators offer a solution to positioning tasks that require the highest accuracy, speed and resolution.

Examples given in this tutorial indicate a selection of the many applications common today. The relentless push for more accuracy and speed-whether in biotechnology / nanotechnology, the miniaturization of microelectronics, fiber optics or data storage devices-drives both the application and the further development of piezo technology.

To use the advantages of piezo positioners to their full extent, it is important to carefully analyze the system in which a piezo actuator is used as a whole. Close contact between user and manufacturer is the best recipe for success.
Piezo Catalog Downloads (PDF)
Piezo Positioning Tutorial
Piezo Actuator Catalog
Piezo Nanopositioning Systems Catalog
Piezo Tilt Platforms (Steering Mirrors) Catalog
Piezo Motors Catalog
Piezo Driver/Controller Catalog
Piezo Assemblies Catalog
Piezoelectric Materials Catalog
Complete PI Catalog (20 MB)

Piezo Online Catalogs (HTML)
Piezo Actuators
Piezo-Driven Nanopositioning & Scanning Stages
Active Optics / Piezo-Driven High-Dynamics Steering Mirrors
Piezo Drivers, Piezo Amplifiers, Piezo Nanopositioning Controllers
Piezo Ceramic Linear Motors & Stages
Capacitive Nanometrology Position Sensors
Hexapods / Motorized Micropositioning Stages & Actuators
Photonics Alignment Solutions
Motion Controllers for Micropositioning Systems