__Refereed Book Chapters__

[Ch 1]
Nouri, B., Gad, E., Nakhla, M. & Achar, R. (2020). 4 Model order reduction in microelectronics. In P. Benner,
S. Grivet-Talocia, A. Quarteroni, G. Rozza, W. Schilders & L. Silveira
(Ed.), *Volume 3 Applications* (pp. 111-144). Berlin, Boston: De
Gruyter.

[Ch 2] Gad E., Nakhla M., Achar R. (2008) Model-Order Reduction of High-Speed Interconnects Using Integrated Congruence Transform. In: Schilders W.H.A., van der Vorst H.A., Rommes J. (eds) Model Order Reduction: Theory, Research Aspects and Applications. Mathematics in Industry (The European Consortium for Mathematics in Industry), vol 13. Springer, Berlin, Heidelberg.

__Papers in Refereed
Journals __

[J1]
Q. -J. Zhang, **E. Gad,** B. Nouri, W. Na and M.
Nakhla, "Simulation and Automated Modeling of Microwave Circuits:
State-of-the-Art and Emerging Trends," in *IEEE Journal of Microwaves*,
vol. 1, no. 1, pp. 494-507, winter 2021.

[J2] B.
Nouri, **E. Gad**, A. Nouri, M. Nakhla and Y. Tao, "DC-Centric
Parameterized Reduced-Order Model via Moment-Based Interpolation Projection
(MIP) Algorithm," in *IEEE Transactions on Components, Packaging and
Manufacturing Technology*, vol. 10, no. 8, pp. 1348-1357, Aug. 2020.

[J3] K.
Taggar, E. Gad and D. McNamara, "High-Order Unconditionally Stable
Time-Domain Finite-Element Method," in *IEEE Antennas and Wireless
Propagation Letters*, vol. 18, no. 9, pp. 1775-1779, Sept. 2019.

[J4] M.
Plesnik, E. Gad and M. Nakhla, "Efficient Steady-State Simulation of
Switching Power Converter Circuits," in *IEEE Transactions on Components,
Packaging and Manufacturing Technology*, vol. 9, no. 7, pp. 1328-1336, July
2019.

[J5]
M. A. Farhan; M. S. Nakhla; **E. Gad**; R. Achar, "Parallel High-Order Envelope-Following
Method for Fast Transient Analysis of Highly Oscillatory Circuits," in
IEEE Transactions on Very Large Scale Integration (VLSI) Systems , vol.PP,
no.99, pp.1-10.

[J6]
Mehrdad R. Rufui, **E.
Gad**, Michel Nakhla, and Ramachandra Achar, “Fast Variability Analysis of
General Nonlinear Circuits Using Decoupled Polynomial Chaos,” *IEEE Trans. Components, Packaging and
Manufacturing Technology *vol. 5, no. 12, pp. 1860-1871, Dec. 2015.

[J7]
Yaoyao Lin; **E.
Gad**, "Formulation of the Obreshkov-Based Transient Circuit Simulator
in the Presence of Nonlinear Memory Elements," *IEEE Transactions on Computer-Aided Design of Integrated Circuits and
Systems, *, vol.34, no.1, pp.86-94, Jan. 2015.

[J8]
Mina Farhan, **E.
Gad**, M. Nakhla, R. Achar, "High-Order Envelope Following Method for
Transient Simulation of Oscillator Circuits," *IEEE Trans. Microwave Theory and Techniques*, vol.62, no.12, pp.
3309-3317, Dec. 2014.

[J9]
Mehrdad R. Rufui, **Emad
Gad**, Michel Nakhla, and Ramachandra Achar, "Generalized Hermite
Polynomial Chaos for Variability Analysis of Macromodels Embedded in Nonlinear
Circuits," *IEEE Trans. Components,
Packaging and Manufacturing Technology*, vol. 4, no. 4, pp. 673-684, April
2014.

[J10] Tuan-Anh
Pham, **E. Gad**, M. Nakhla and R. Achar
“Decoupled Polynomial Chaos and its Applications to Statistical Analysis of
High-Speed Interconnects,” *IEEE Trans. On
Components, Packaging and Manufacturing Technology *Vol. 4, No. 10, pp.
1635-1637, Oct. 2014.

[J11] Bardia
Bandali, **Emad Gad** and Miodrag Bolic
“Accelerated Harmonic-Balance Analysis using a Graphical Processing Unit
Platform” *IEEE Trans. On Computer-Aided
Design of Integrated Circuits and Systems*, Vol. 33, NO. 7, pp. 1017-1030, July
2014.

[J12] Mina
Farhan, **Emad Gad**, Michel Nakhla, and
Ramachandra Achar “Parallel Simulation of Large Linear Circuits With Nonlinear
Terminations Using High-Order Stable Methods” *IEEE Trans. On Components Packaging and Manufacturing Technology*,
Vol. 4, No. 7, pp. 1201-1211, July 2014

[J13] M.
Farhan, **E. Gad**, M. Nakhla, and R.
Achar “A New Method for Fast Transient Simulation of Large Linear Circuits
using High-Order Stable Methods” *IEEE
Trans. Components, Packaging and manufacturing Technologies*, Vol. 3, No 4,
pp 661-669, April 2013.

[J14] M.
Farhan, **E. Gad**, M. Nakhla and R.
Achar, “Fast Simulation of Microwave Circuits with Non-Linear Terminations Using
High-Order Stable Methods”, *IEEE Trans.
Microwave Theory and Techniques*, Vol. 61, No. 1, pp. 360-371, January 2013.

[J15] Y. Zhou, E. Gad, M. Nakhla and R. Achar “Structural Characterization and Efficient Implementation Techniques for A-Stable High-Order Methods” IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, Vol. 31, No. 1, pp.101-108, January 2012.

[J16] J. C. G. Pimentel, E. Gad, and S. Roy “High-Order A-stable and L-stable State-Space Discrete Modelling of Continuous Systems” IEEE Transaction on Circuits and Systems I: Regular Papers, Vol. 59, No. 2, pp. 346-359, Feb. 2012.

[J17] E.
Gad, M. Nakhla, R. Achar and Y. Zhou “A-stable and L-stable methods for the
solution of stiff differential equations” *IEEE
Transactions on Computer-Aided Design of Integrated Circuits and SYstems*
Vol. 29, No. 9, September 2009, pp. 1359-1372.

[J18] C.
Chen, D. Saraswat, R. Achar, E. Gad and M. Nakhla “Passivity Compensation Algorithm
for Method-of-Characteristics Based Multiconductor Transmission Line
Interconnect Macromodels” *IEEE
Transactions on Very Large Scale Integration*, Vol. 17, No. 8, August 2009,
pp. 1061-1072.

[J19] **E. Gad** “High-Order Passive Delay-Based
Macromodel for MTL’s via Symplectic Integrators,” *IEEE Microwave and Guided Wave Letters*, Vol. 18, No. 4, April 2008,
pp. 227-229.

[J20] **E. Gad** “Circuit-Based Analysis of
Electromagnetic Field Coupling with Nonuniform Transmission Lines,” *IEEE Trans. on Electromagnetic Compatibility*,
Vol. 50, No 1, Feb. 2008, pp. 149-165.

[J21] C.
Chen, D. Saraswat, R. Achar, **E. Gad**,
M. Nakhla, asnd M. C. E. Yagoub, “A Robust Algorithm for Passive Reduced-Order
Macromodeling of MTLs With FD-PUL Parameters Using Integrated Congruence
Transform,” *IEEE Trans. on Computer-Aided
Design of Integrated Circuits and Systems*, Volume 27, No 3, March 2008, pp.
574 - 578.

[J22] W.
Tseng, C. Chen, **E. Gad**, Michel
Nakhla, Ram Achar “Passive Order Reduction for RLC Circuits with Delay
Elements,” *IEEE Trans. On Advanced
Packaging*, Volume 30, No 4, Nov. 2007 pp. 830 - 840.

[J23] N.
Soveiko, **E. Gad**, and M. Nakhla, “A
Wavelet-based approach for steady-state analysis of nonlinear circuits with
widely separated time scales,” *IEEE
Microwave and Guided Wave Letters*, Vol. 17, No 6, June 2007, pp. 451-453.

[J24] C.
Chen, **E. Gad**, M. Nakhla and R. Achar
“Analysis of Frequency-Dependent Interconnects Using Integrated Congruence
Transform,” *IEEE Trans. On Computer-Aided
Design of Inegrated Circuits and Systems *Vol. 26, No. 6, June 2007, pp.
1139-1149.

[J25] C.
Chen, **E. Gad**, M. Nakhla and R. Achar
“Passivity Verification in Delay-Based Macromodels of Multi-conductor
Electrical Interconnects,” *IEEE Trans. on
Advanced Packaging* Vol. 30 No. 2, May 2007, pp. 246-256.

[J26] P.
Pai, **E. Gad**, R. Achar, M. Nakhla and
R. Khazaka, “A Projection-Based Reduction Approach to Computing Sensitivity of
Steady-State Response of Nonlinear Circuits,” *INFORMS Journal on Computing*, Vol. 18, No. 2, Spring 2006, pp.
173-185.

[J27] T.
Ahmed, **E .Gad** and M. Yagoub“An adjoint-based
approach to computing time-domain sensitivity of multiport systems described by
reduced-order models,” *IEEE Tran. on
Microwave Theory and Techniques*, Vol. 53, No. 11, Nov. 2005, pp. 3538-3547.

[J28] **E. Gad**, Changzhong Chen, M. Nakhla, and
Ram Achar, “Passivity Verification in Delay- Based Macromodels of Electrical
Interconnects,” IEEE Tran. on Circuits and Systems-I, Fundamental Theory and
Applications, Vol. 52, No. 10, Oct. 2005, pp. 2173-2187.

[J29] **E. Gad** and M. Nakhla, “Efficient Model
Reduction of Linear Periodically Time Varying Systems via Compressed Transient
System Function,” *IEEE Tran. on Circuits
and System-I, Fundamental Theory and Applications*, Vol. 52, No. 6, Jun.
2005, pp.1188-1204.

[J30] **E. Gad **and M. Nakhla, “Simulation and
Sensitivity Analysis of Non-uniform Transmission Lines via Integrated Congruent
Transform,” *IEEE Transactions on Advanced
Packaging*, Vol. 28, No. 1, Feb 2005, pp. 32-44.

[J31] **E. Gad** and M. Nakhla, “An Efficient
Algorithm for Sensitivity Analysis of Non-uniform Transmission Lines,” *IEEE Transactions on Advanced Packaging*,
Vol. 28, No. 2, May 2005, pp. 197-208.

[J32] **E. Gad** and M. Nakhla, “Efficient Simulation
of Non-uniform Transmission Lines using Integrated Congruence Transform,” *IEEE Transactions on Very Large Scale
Integration (VLSI) Systems* Vol. 12, No. 12, Dec. 2004, pp. 1307-1320.

[J33]
**E. Gad**, R.
Khazaka, M. Nakhla and R. Griffith, "A Circuit Reduction Technique for
Finding the Steady State Solution of Nonlinear Circuits," *IEEE
Transactions on Microwave Theory and Techniques*, vol. 38, pp.
2389-2396, Dec. 2000. *(Best paper award)*

[J34]
A. Dounavis, **E.
Gad**, R. Achar and M. Nakhla, "Passive Model Reduction of Multiport
Distributed Interconnects," *IEEE Transactions on Microwave Theory and
Techniques,* vol. 48, pp. 2325-2334, Dec. 2000.

[J1]
**E. Gad**, A.
Atiya, S. Shaheen, and A. El-Dessouky, “A new algorithm for learning in
piecewise-linear neural networks", *Neural
Networks*, Vol. 13, No. 4-5, pp. 485-505, May/June 2000.