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  1. A Multilevel Component Mode Synthesis Approach for Quantum Mechanical Electrostatic Analysis of Nanoscale Devices

    04 Jan 2011 | Poster | Contributor(s): hua li

    Two component mode synthesis (CMS) approaches, namely, the fixed interface CMS approach and the free interface CMS approach, are presented and compared for efficient solution of 2-D...

    https://nees.org/resources/1958

  2. Natural Frequencies of Two Bubbles in a Compliant Tube: Analytical & Simulation Results

    04 Jan 2011 | Poster | Contributor(s): Neo W Jang

    Motivated by various clinical applications of ultrasound contrast agents within blood vessels, the natural frequencies of two bubbles in a compliant tube are investigated analytically,...

    https://nees.org/resources/1970

  3. Cyber-enabled Learning Environments for Engineering and Scientific Thinking: Systems from the NEESacademy powered by NEEShub

    04 Jan 2011 | Poster | Contributor(s): Sean Brophy

    HUBzerotechnologies at Purdue, like nanoHUBand NEEShub, can engage learners in authentic engineering and scientific challenges involving knowledge discovery and synthesis using tools, simulations,...

    https://nees.org/resources/1985

  4. Biomechanical Consequences of Spinal Ligament Microstructure

    04 Jan 2011 | Poster | Contributor(s): Anton E Bowden

    Spinal ligaments passively guide and stabilize the structures of the back through a large a complex range of motion.  The collagen composite microstructure of these ligaments induces a...

    https://nees.org/resources/1988

  5. Critical Assessment of Coupled Flow Behavior in Unsaturated Clay Barriers

    04 Jan 2011 | Poster | Contributor(s): Kristin Sample

    Dr. Shackelford and Dr. Lu at Colorado State University and Colorado School of Mines, respectively, are heading NSF-funded research to evaluate the role of membrane behavior in unsaturated clay...

    https://nees.org/resources/1991

  6. Ultrafast and Robust, Resettable Threshold Sensors Based on Discontinuity-Induced Nonlinearities

    04 Jan 2011 | Poster | Contributor(s): Harry Dankowicz

    This poster discusses a proposed micro-electro-mechanical realization of a novel limit-switch sensor design that relies on discontinuity-induced nonlinearities for its function. The poster reviews...

    https://nees.org/resources/2005

  7. Collaborative Research: Stochastic Multi-scale Optimization for Energy Resource Planning

    04 Jan 2011 | Poster | Contributor(s): Warren B Powell

    The accurate modeling of energy flows over time allows us to understand the economics of different energy technologies, the effect of government policies, the value of different R&D programs...

    https://nees.org/resources/2008

  8. Rule-based Optimization of Dynamical System Performance

    04 Jan 2011 | Poster | Contributor(s): Zelda Zabinsky

      Professors Zabinsky and Kohn, and their Ph.D. students, have developed preliminary versions of an algorithmic-based methodology for solving enterprise optimization problems in which the...

    https://nees.org/resources/2025

  9. Integration of Operational Planning and Medium-Term Scheduling for Large-Scale Industrial Batch Plants under Demand and Processing Time Uncertainty

    04 Jan 2011 | Poster | Contributor(s): Christodoulos A Floudas

    Operational planning, medium-term and short-term scheduling are closely related activities.  Despite prior advances, the effective integration of planning and scheduling under demand and...

    https://nees.org/resources/2031

  10. GOALI: A Hybrid Method to Support Natural Interaction of Parts in a Virtual Environment

    04 Jan 2011 | Poster | Contributor(s): judy vance

    The overall goal of this research is to improve the design of assembly methods through the use of virtual reality (VR) and haptics (force feedback).  The research is focused on two critical...

    https://nees.org/resources/2034

  11. Nested Canalyzing Functions

    04 Jan 2011 | Poster | Contributor(s): David Murrugarra

    In this poster we introduce a generalization of the concept of nested canalyzing functions (NCF), a class of biologically meaningful functions, from boolean to the multi-state setting. We present...

    https://nees.org/resources/2037

  12. Inelastic effects in natural and synthetic gecko adhesives

    04 Jan 2011 | Poster | Contributor(s): Jonathan B Puthoff

    Inelastic materials properties strongly influence the adhesive and frictional characteristics of conventional adhesives. Could these dissipative effects play a significant role in the operation of...

    https://nees.org/resources/2039

  13. Nanomechanical characterization of the interphase in carbon fiber/epoxy composites

    04 Jan 2011 | Poster | Contributor(s): Scott Poveromo

      We thank Jian-Guo Zheng for help on SEM imaging and Ling Chen’s guidance on QCR-AFM work.  Funding for this work was provided by NSF.

    https://nees.org/resources/2040

  14. The Design and Analysis of AluminideSurface Layers for Low Temperature Synthesis

    04 Jan 2011 | Poster | Contributor(s): John H Perepezko

      In order to realize the enhanced capabilities of high temperature alloy steels for higher energy efficiency, they must be protected against environmental attack. The application of...

    https://nees.org/resources/2045

  15. Engineered Microfluidic Mixing for Green Nanocrystal Manufacturing

    04 Jan 2011 | Poster | Contributor(s): Noah Malmstadt

      As applications for nanocrystals continue to emerge in areas like alternative energy technologies and biomedical engineering, there is an ever-increasing need for new approaches to...

    https://nees.org/resources/2048

  16. NEESR-CR: Topographic Effects in Strong Ground Motion: From Physical and Numerical Modeling to Design

    04 Jan 2011 | Poster | Contributor(s): Dominic Assimaki

    Topographic effects refer to the modification and amplification of seismic ground motion in the vicinity of topographic features such as hillsides, ridges, and canyons. This well-documented...

    https://nees.org/resources/2056

  17. Nonlinear and Adaptive Control of Smart Material-Actuated Systems with Application to Nanopositioning

    04 Jan 2011 | Poster | Contributor(s): Xiaobo Tan

    •        Speed of SPM and other nanopositioning systems limited by tracking performance of piezoelectric...

    https://nees.org/resources/2058

  18. Measurement & Characterization of Hurricane Wind Loads on Structures Using a Wireless Sensing Networking System

    04 Jan 2011 | Poster | Contributor(s): Jean-Paul Pinelli

    A third generation of wireless sensors was developed to study wind-borne pressure variations in low-rise buildings during hurricanes. The system has the capability of measuring pressure and...

    https://nees.org/resources/2075

  19. High Throughput Nanoimprint Manufacturing of Shape-Specific, Stimuli-Responsive Polymeric Nanocarriers for Drug and Imaging Agent Delivery

    04 Jan 2011 | Poster | Contributor(s): Patrick Jurney

      A significant amount of research has been conducted on the development of hydrogel-based drug delivery systems that have the ability to swell or shrink in the presence of different...

    https://nees.org/resources/2078

  20. CFS-NEES: Advancing Cold-Formed Steel Earthquake Engineering

    04 Jan 2011 | Poster | Contributor(s): Benjamin Schafer

      The objective of this brief paper is to introduce a newly funded research project: NEESR-CR: Enabling Performance-Based Seismic Design of Multi-Story Cold-Formed Steel Structures. The...

    https://nees.org/resources/2080