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Date: 2008
Language: eng
Resource Type: book chapter
Identifier: http://hdl.handle.net/1959.13/804903
Description: We present a study of the influence of interparticle interactions on the kinetics of self-assembly and mechanical strength properties of Cu nanoparticulate aggregates. Three types of commonly used int... More
Date: 2009
Resource Type: journal article
Identifier: uon:8239
Description: In this paper, we review the recent understanding gained by kinetic Monte Carlo and molecular dynamics simulation and related theory of the diffusion processes involved in: 1) the formation and later ... More
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Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.13/1038536
Description: This paper presents a novel sensing technique which uses a piezoelectric strain sensor for damping and accurate tracking of a nanopositioning stage. Piezoelectric elements have been used effectively a... More
Date: 2010
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.13/933327
Description: This paper presents the design, fabrication and characterization of a micromachined two degrees-of-freedom (2DOF) nanopositioner. The proposed micro-electro-mechanical system (MEMS) stage, consisting ... More
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Date: 2010
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/927864
Description: A compliant XY nanopositioner is presented in this brief. The device is designed to have a very low cross-coupling between the X- and Y-axis. Despite this, during high-speed raster scans, the cross-co... More
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Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/41161
Description: Piezoelectric tube actuators are widely used in atomic force and scanning tunneling microscopy (STM) for nanoscale positioning. There has been a consistent effort to increase the scan speed of these a... More
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Date: 2010
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.13/933208
Description: The speed and accuracy of nanopositioning systems is heavily influenced by the presence of lightly damped mechanical resonances. In this work, an electrical impedance is connected in series with the d... More
Reviewed: Reviewed
Date: 2006
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/26903
Description: Piezoelectric tube scanners are employed in high-resolution positioning applications such as scanning probe microscopy and nanofabrication. Much research has proceeded with the aim of reducing hystere... More
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Date: 2008
Resource Type: conference paper
Identifier: uon:6101
Description: Piezoelectric stack-actuated parallel-kinematic nanopositioning platforms have their first resonant mode at relatively low frequencies and also suffer from nonlinearities such as hysteresis and creep,... More
Reviewed: Reviewed
Creators: Fleming, Andrew J.
Date: 2010
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.13/933889
Description: In this work a new method for feedback control of nanopositioning systems is proposed. A measurement of the force applied to the moving platform by the actuator is utilized as a feedback variable for ... More
Reviewed: Reviewed
Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/29634
Description: Nanotechnology is the science of understanding matter and the control of matter at dimensions of 100 nm or less. Encompassing nanoscale science, engineering, and technology, nanotechnology involves im... More
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Date: 2008
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/43375
Description: Inversion-based feedforward techniques have been known to deliver accurate tracking performance in the absence of plant parameter uncertainties. Piezoelectric stack actuated nanopositioning platforms ... More
Reviewed: Reviewed
Creators: Fleming, Andrew J.
Date: 2009
Resource Type: conference paper
Identifier: uon:8714
Description: This paper describes a method for feedforward tracking control of linear and non-linear systems with periodic desired trajectories. The method utilizes adaptive Finite Impulse Response (FIR) filters t... More
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Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.13/41129
Description: High bandwidth, high resolution positioning is a significant enabling tool for nanotechnology. Unfortunately, in a typical nanopositioner operating in closed loop, higher bandwidth results in increase... More
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Date: 2008
Resource Type: conference paper
Identifier: uon:6053
Description: In the absence of plant parameter uncertainties, inversion-based feedforward techniques have been known to deliver accurate tracking performance. Due to changes in operating conditions like ambient te... More
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