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A Fast Parametric Model for Contact-Substrate Coupling [chapter]

N. Masoumi, M. I. Elmasry, S. Safavi-Naeini
2000 IFIP Advances in Information and Communication Technology  
Tbis paper presents a fast and yet accurate modeling method for substrate coupling between a device contact and a substrate backplane.  ...  We have derived model expressions for extraction of circuit model elements of the substrate. Tbe method is very efficient for speed, memory usage, and is relevant for implementing in CAD tools.  ...  In this work, we have investigated the details of modeling contact-tosubstrate coupling and have proposed accurate and simple expressions for fast extraction of model elements.  ... 
doi:10.1007/978-0-387-35498-9_7 fatcat:usxb7mjbybcklmulx74wxxwqvi

Fast and efficient parametric modeling of contact-to-substrate coupling

N. Masoumi, M.I. Elmasry, S. Safavi-Naeini
2000 IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems  
This paper presents two rapid and yet accurate modeling methods for substrate coupling between a device contact and a substrate backplane.  ...  We also derive model expressions for extraction of circuit-model elements of the substrate.  ...  Selvakumar for helpful discussions and sugges-tions. They wish also to acknowledge the valuable comments of the anonymous reviewers of this paper.  ... 
doi:10.1109/43.892852 fatcat:7hpjzzl7bva57fnsr5pn34u42y

Nanoelectronic COupled problems solutions - nanoCOPS: modelling, multirate, model order reduction, uncertainty quantification, fast fault simulation

E Jan W ter Maten, Piotr A Putek, Michael Günther, Roland Pulch, Caren Tischendorf, Christian Strohm, Wim Schoenmaker, Peter Meuris, Bart De Smedt, Peter Benner, Lihong Feng, Nicodemus Banagaaya (+23 others)
2016 Journal of Mathematics in Industry  
It covers advanced simulation techniques for electromagnetics with feedback couplings to electronic circuits, heat and stress.  ...  It is inspired by interest from semiconductor industry and by a simulation tool vendor in electronic design automation.  ...  Parametric model order reduction MPG and MAG developed efficient parametric/parameterized Model Order Reduction (pMOR) methods and techniques for fast simulation of electro-thermal coupled models [,  ... 
doi:10.1186/s13362-016-0025-5 fatcat:jah66jmfind2hbdetxe4mkkxca

Interrogating Nanojunctions Using Ultraconfined Acoustoplasmonic Coupling

William M. Deacon, Anna Lombardi, Felix Benz, Yago del Valle-Inclan Redondo, Rohit Chikkaraddy, Bart de Nijs, Marie-Elena Kleemann, Jan Mertens, Jeremy J. Baumberg
2017 Physical Review Letters  
A simple analytical mechanical model is found to describe the bouncing mode in terms of the nanoscale structure, allowing transient pump-probe spectroscopy to directly measure the contact area for individual  ...  Single nanoparticles are shown to develop a localized acoustic resonance, the bouncing mode, when placed on a substrate.  ...  A simple analytical mechanical model is found to describe the bouncing mode in terms of the nanoscale structure, allowing transient pump-probe spectroscopy to directly measure the contact area for individual  ... 
doi:10.1103/physrevlett.119.023901 pmid:28753345 fatcat:p6sgpathazcixhlr3a5zb7bm2a

First steps towards an advanced simulation of composites manufacturing by automated tape placement

F. Chinesta, A. Leygue, B. Bognet, Ch. Ghnatios, F. Poulhaon, F. Bordeu, A. Barasinski, A. Poitou, S. Chatel, S. Maison-Le-Poec
2012 International Journal of Material Forming  
In our former works we developed a new paradigm for addressing the solution of such complex models, the so-called Proper Generalized Decomposition based model order reduction.  ...  Composite materials and their related manufacturing processes involve many modeling and simulation issues, mainly related to their multi-physics and multi-scale nature, to the strong couplings and the  ...  Moreover, the fiber orientation of each ply can be introduced as an extra-coordinate of the model and a parametric solution valid for a large range of laminates (sequencing of plies) can then be computed  ... 
doi:10.1007/s12289-012-1112-9 fatcat:25fawxpljvbovfslq77lycmpg4

Tabula Rasa for n -Cz silicon-based photovoltaics

Vincenzo LaSalvia, Amanda Youssef, Mallory A. Jensen, Erin E. Looney, William Nemeth, Matthew Page, Wooseok Nam, Tonio Buonassisi, Paul Stradins
2018 Progress in Photovoltaics  
Coupling the LID-kinetics model into a process model allows development of process guidelines to mitigate the identified LID-mechanism within the same vertically integrated simulation tool.  ...  Here, we propose vertically integrated defect modeling as a framework to accelerate the identification and mitigation of different light induced defects.  ...  As a proof of concept for our modeling approach, we use Cz-substrates intentionally contaminated with Cu processed into PERC devices.  ... 
doi:10.1002/pip.3068 fatcat:i4ntulkqznahzbycvpjmysn4ga

Reduced order modeling of selective laser melting: from calibration to parametric part distortion

Chady Ghnatios, Khalil El Rai, Nicolas Hascoet, Pierre - Adrien Pires, Jean - Louis Duval, Jon Lambarri, Jean - Yves Hascoet, Francisco Chinesta
2021 Zenodo  
This paper proposes a thermo-mechanical modeling framework at the process scale as well as its associated reduced order simulation counterpart, enabling the parametric evaluation of the part distortion  ...  The extreme process conditions, in particular the high temperature, complex interactions and couplings, and rich metallurgical transformations that this process entails, are at the origin of numerous process  ...  Calibration model for the macroscale simulation In order to perform fast simulations on large scale models, a high-resolution calibration model is proposed from which the residual stresses to be used as  ... 
doi:10.5281/zenodo.5817137 fatcat:eddmw7y2uvdr5pgt75qsmqhiam

Reduced order modeling of selective laser melting: from calibration to parametric part distortion

Chady Ghnatios, Khalil El Rai, Nicolas Hascoet, Pierre - Adrien Pires, Jean - Louis Duval, Jon Lambarri, Jean - Yves Hascoet, Francisco Chinesta
2021 Zenodo  
This paper proposes a thermo-mechanical modeling framework at the process scale as well as its associated reduced order simulation counterpart, enabling the parametric evaluation of the part distortion  ...  The extreme process conditions, in particular the high temperature, complex interactions and couplings, and rich metallurgical transformations that this process entails, are at the origin of numerous process  ...  This work reflects only the author's view and the JU is not responsible for any use that may be made of the information it contains.  ... 
doi:10.5281/zenodo.5827465 fatcat:pmkgp7jd6jdhlf6knh6m5eh6ze

Design and Analysis of Circular Patch Antenna for UWB Applications

Ch . Raghavendra, M. Suma, A. V. Akhila Krishna
2016 Indian Journal of Science and Technology  
These methods are classified into two categories contacting method and non-contacting method. In contacting method the RF power line for a micro strip  ...  The parametric study is carried out for the slot present in the antenna and the return loss, directivity gain and voltage standing wave ratio are analyzed.  ...  Ultra Wideband (UWB) is a fast developing technology that has countless applications in Communications, Radars, Image processing techniques and remote interchanges, organizing and situating frameworks.  ... 
doi:10.17485/ijst/2016/v9is1/107887 fatcat:n2l7v4rcvrawhhme2rgttxpvva

Advanced parametrical modelling of 24 GHz radar sensor IC packaging components

R. Kazemzadeh, W. John, J. Wellmann, U. B. Bala, A. Thiede
2011 Advances in Radio Science  
This work pursues to meet the challenge of developing a flexible and fast package modelling concept by defining <i>parametric</i> lumped-element models for all basic signal path components, e.g. bond wires  ...  For fast and efficient design of packages for system-in-package modules (SiP), a simplified model for the description of parasitic electromagnetic effects within the package is desirable, as 3-D field  ...  The substrate is Adv.  ... 
doi:10.5194/ars-9-383-2011 fatcat:4n3ravwua5cphkinqcqtd6mcra

Onset of Sliding Friction in Incommensurate Systems

L. Consoli, H. J. F. Knops, A. Fasolino
2000 Physical Review Letters  
We show that the onset of friction at all velocities is due to a novel kind of dissipative parametric resonances, involving several resonant phonons which are driven by the (dissipationless) coupling of  ...  We study the dynamics of an incommensurate chain sliding on a periodic lattice, modeled by the Frenkel Kontorova hamiltonian with initial kinetic energy, without damping and driving terms.  ...  We find instead a non trivial time evolution with oscillations of varying period and amplitude and, remarkably, a very fast decay of the CM velocity for P 0 ∼ ω q /(2π) despite the absence of a damping  ... 
doi:10.1103/physrevlett.85.302 pmid:10991268 fatcat:3ne6jdu76zaxbmnnixhwq3i2ge

Modeling digital substrate noise injection in mixed-signal IC's

E. Charbon, P. Miliozzi, L.P. Carloni, A. Ferrari, A. Sangiovanni-Vincentelli
1999 IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems  
Using device-level simulation, every gate in a given library is modeled by means of the signal waveform it injects into the substrate, depending on its input transition scheme.  ...  For a given sequence of input vectors, the switching activity of every node in the Boolean network is computed.  ...  Gharpurey and A. Saldanha for their support and useful discussions.  ... 
doi:10.1109/43.748160 fatcat:yczuhi7b2vhtdhihpbkydfbl6i

A parametric electrostatic resonator using repulsive force

Mark Pallay, Shahrzad Towfighian
2018 Sensors and Actuators A-Physical  
A correspondence of the model to Mathieu's Equation is made to prove the existence and location of parametric resonance.  ...  In this paper, parametric excitation of a repulsive force electrostatic resonator is studied. A theoretical model is developed and validated by experimental data.  ...  Authors are grateful for the financial support of this study by NSF ECCS grant # 1608692.  ... 
doi:10.1016/j.sna.2018.04.001 fatcat:svstdzzisff6fpi4fa4rjyho4e

A performance-enhanced planar Schottky diode for Terahertz applications: an electromagnetic modeling approach

Amir Ghobadi, Talha Masood Khan, Ozan Onur Celik, Necmi Biyikli, Ali Kemal Okyay, Kagan Topalli
2017 International journal of microwave and wireless technologies  
In this paper, we present the electromagnetic modeling of a performance-enhanced planar Schottky diode for applications in terahertz (THz) frequencies.  ...  Based on this model, device design has been improved by deep-trench formation in the substrate and using a closed-loop junction to reduce the amount of parasitic capacitance and spreading resistance, respectively  ...  Also C pp1 and C pp2 model electrical coupling between contact pads through air and semi-insulating GaAs substrate, respectively.  ... 
doi:10.1017/s1759078717000940 fatcat:25jjgssbxjctnk6dsl5yjmget4

RF MEMS and CSRRs-based tunable filter designed for Ku and K bands application

Ngasepam Monica Devi, Santanu Maity, Rajesh Saha, Sanjeev Kumar Metya, Qingsong Ai
2015 Cogent Engineering  
This paper presents the design and simulation of a reconfigurable stopband filter on a silicon substrate based on the combination of RF microelectromechanical system and metamaterial-based technologies  ...  It works with a comparative low pull-in voltage of 17.42 V and a faster switching time of 0.138 µs.  ...  They presented the equivalent lumped circuit model loaded with coupled CSRRs and a proof concept of a comparator for dielectric characterization was proposed.  ... 
doi:10.1080/23311916.2015.1083641 fatcat:shs5lbvmtjcjfmaxbjv7synmy4
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