A novel miniature linear motor actuator based on the Piezo Walk principle with a highly dynamic sweep mode combines long travel ranges to 20 mm and speeds to 10 mm/sec with sub-nanometer resolution...
http://www.azonano.com/article.aspx?ArticleID=2014 | 26 Oct 2007
Physik Instrumente (PI) is known throughout the high-tech world for its leadership in the design and manufacture of nanometer-level motion control products (nanopositioners), piezo ceramics and...
http://www.azonano.com/article.aspx?ArticleID=1593 | 9 Jun 2006
The advantages of using piezo flexure nanopositioners and scanning systems over more convention positioners are explained. Factors such as operation, speed and accuracy sre considered.
http://www.azonano.com/article.aspx?ArticleID=1592 | 9 Jun 2006
This technote reports on recent advancements in nanopositioning technology, such as parallel kinematics, active trajectory control, new control algorithms for vibration suppression and tracking error...
http://www.azonano.com/article.aspx?ArticleID=1590 | 7 Jun 2006
Increasingly, DAC's are a limiting factor in nanopositioning resolution. A Physik Instrumente patented technology adds up to 10 bits of resolution to virtually any OEM DAC and popular PC analog I/O...
http://www.azonano.com/article.aspx?ArticleID=1589 | 7 Jun 2006
Hexapod structures provide motion in six degrees of freedom with high stiffness, fast response and high resolution. The constant length strut design incorporating preloaded ultra-low friction,...
http://www.azonano.com/article.aspx?ArticleID=1588 | 7 Jun 2006
A novel, multi-axis error compensated, piezoelectric XY-stage with eight controlled PZT actuators and six high resolution capacitive displacement sensors is introduced. The stage provides 100x100...
http://www.azonano.com/article.aspx?ArticleID=1587 | 6 Jun 2006
Physik Instrumente (PI) has developed a new type of ultrasonic piezoelectric actuator which can be used effectively in direct linear drives. The design and operation of these ultrasonic piezoelectric...
http://www.azonano.com/article.aspx?ArticleID=1586 | 6 Jun 2006
This paper describes new hybrid systems designs such as the combination of piezoelectric and motorized systems with a long travel ranges and extremely high resolution, controlled by one sensor and one...
http://www.azonano.com/article.aspx?ArticleID=1569 | 25 May 2006
When assessing the influence of the environment on piezo actuators two effects must be considered: linear thermal expansion and; temperature dependency of the piezo effect. Other factors and...
http://www.azonano.com/article.aspx?ArticleID=1568 | 25 May 2006