Limit Search Results
Author
SpringerLink (Online service)
(41)
Catthoor, Francky. author.
(2)
Drechsler, Rolf. author.
(2)
Horta, Nuno. author.
(2)
Lourenço, Nuno. author.
(2)
Language
Publication Date
-
Subject
Electronics and Microelectronics, Instrumentation.
(28)
Electronic circuits.
(20)
Electronic Circuits and Systems.
(19)
Electronic books.
(11)
TECHNOLOGY & ENGINEERING.
(11)
Material Type
Shelf Location
Library
Switch to list view
Switch to thumbnail view
Select an Action
52 Results Found Subscribe to search results
0000000000000000000000000000000000000000000000000000DEFAULT
Print
1. 
Cover image for Advanced BDD Optimization
Advanced BDD Optimization
Author 
Ebendt, Rüdiger. author. Fey, Görschwin. author. Drechsler, Rolf. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/b107399
Format: 
Availability 
Online Library~1
Available:
Copies:
2. 
Cover image for Multi-Net Optimization of VLSI Interconnect
Multi-Net Optimization of VLSI Interconnect
Author 
Moiseev, Konstantin. author. Kolodny, Avinoam. author. Wimer, Shmuel. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-1-4614-0821-5
Format: 
Availability 
Online Library~1
Available:
Copies:
3. 
Cover image for Timing Optimization Through Clock Skew Scheduling
Timing Optimization Through Clock Skew Scheduling
Author 
Kourtev, Ivan S. editor. Taskin, Baris. editor. Friedman, Eby G. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/978-0-387-71056-3
Format: 
Availability 
Online Library~1
Available:
Copies:
4. 
Cover image for Synthesis and Optimization of FPGA-Based Systems
Synthesis and Optimization of FPGA-Based Systems
Author 
Sklyarov, Valery. author. Skliarova, Iouliia. author. Barkalov, Alexander. author. Titarenko, Larysa. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-04708-9
Format: 
Availability 
Online Library~1
Available:
Copies:
5. 
Cover image for Handbook of intelligent computing and optimization for sustainable development
Handbook of intelligent computing and optimization for sustainable development
Author 
Manshahia, Mukhdeep Singh, editor.
Preferred Shelf Number 
Q335
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119792642
Format: 
Availability 
Online Library~1
Available:
Copies:
6. 
Cover image for Circuit-Technology Co-Optimization of SRAM Design in Advanced CMOS Nodes
Circuit-Technology Co-Optimization of SRAM Design in Advanced CMOS Nodes
Author 
Liu, Hsiao-Hsuan. author. Catthoor, Francky. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-031-76109-6
Format: 
Availability 
Online Library~1
Available:
Copies:
7. 
Cover image for Response Feature Technology for High-Frequency Electronics. Optimization, Modeling, and Design Automation
Response Feature Technology for High-Frequency Electronics. Optimization, Modeling, and Design Automation
Author 
Pietrenko-Dabrowska, Anna. author. Koziel, Slawomir. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-031-43845-5
Format: 
Availability 
Online Library~1
Available:
Copies:
8. 
Cover image for Machine Learning-based Design and Optimization of High-Speed Circuits
Machine Learning-based Design and Optimization of High-Speed Circuits
Author 
Melikyan, Vazgen. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-031-50714-4
Format: 
Availability 
Online Library~1
Available:
Copies:
9. 
Cover image for Design Sensitivity Analysis and Optimization of Electromagnetic Systems
Design Sensitivity Analysis and Optimization of Electromagnetic Systems
Author 
Park, Il Han. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-13-0230-5
Format: 
Availability 
Online Library~1
Available:
Copies:
10. 
Cover image for Adapted Compressed Sensing for Effective Hardware Implementations A Design Flow for Signal-Level Optimization of Compressed Sensing Stages
Adapted Compressed Sensing for Effective Hardware Implementations A Design Flow for Signal-Level Optimization of Compressed Sensing Stages
Author 
Mangia, Mauro. author. Pareschi, Fabio. author. Cambareri, Valerio. author. Rovatti, Riccardo. author. Setti, Gianluca. author.
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-61373-4
Format: 
Availability 
Online Library~1
Available:
Copies:
11. 
Cover image for Automatic Analog IC Sizing and Optimization Constrained with PVT Corners and Layout Effects
Automatic Analog IC Sizing and Optimization Constrained with PVT Corners and Layout Effects
Author 
Lourenço, Nuno. author. Martins, Ricardo. author. (orcid)0000-0002-8251-1415 Horta, Nuno. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-42037-0
Format: 
Availability 
Online Library~1
Available:
Copies:
12. 
Cover image for IP Cores Design from Specifications to Production Modeling, Verification, Optimization, and Protection
IP Cores Design from Specifications to Production Modeling, Verification, Optimization, and Protection
Author 
Mohamed, Khaled Salah. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-22035-2
Format: 
Availability 
Online Library~1
Available:
Copies:
13. 
Cover image for Reversible and Quantum Circuits Optimization and Complexity Analysis
Reversible and Quantum Circuits Optimization and Complexity Analysis
Author 
Abdessaied, Nabila. author. Drechsler, Rolf. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-31937-7
Format: 
Availability 
Online Library~1
Available:
Copies:
14. 
Cover image for Multi-Objective Optimization in Physical Synthesis of Integrated Circuits
Multi-Objective Optimization in Physical Synthesis of Integrated Circuits
Author 
A. Papa, David. author. L. Markov, Igor. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE(331264.1)
Electronic Access 
http://dx.doi.org/10.1007/978-1-4614-1356-1
Format: 
Availability 
Online Library~1
Available:
Copies:
15. 
Cover image for Tree-based Heterogeneous FPGA Architectures Application Specific Exploration and Optimization
Tree-based Heterogeneous FPGA Architectures Application Specific Exploration and Optimization
Author 
Farooq, Umer. author. Marrakchi, Zied. author. Mehrez, Habib. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/978-1-4614-3594-5
Format: 
Availability 
Online Library~1
Available:
Copies:
16. 
Cover image for Analog Circuits and Systems Optimization based on Evolutionary Computation Techniques
Analog Circuits and Systems Optimization based on Evolutionary Computation Techniques
Author 
Barros, Manuel F. M. author. Guilherme, Jorge M. C. author. Horta, Nuno C. G. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/978-3-642-12346-7
Format: 
Availability 
Online Library~1
Available:
Copies:
17. 
Cover image for Adaptive Techniques for Dynamic Processor Optimization Theory and Practice
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice
Author 
Wang, Alice. editor. Naffziger, Samuel. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/978-0-387-76472-6
Format: 
Availability 
Online Library~1
Available:
Copies:
18. 
Cover image for Design and Optimization of Passive UHF RFID Systems
Design and Optimization of Passive UHF RFID Systems
Author 
Curty, Jari-Pascal. author. Declercq, Michel. author. Dehollain, Catherine. author. Joehl, Norbert. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/978-0-387-44710-0
Format: 
Availability 
Online Library~1
Available:
Copies:
19. 
Cover image for Fast, Efficient and Predictable Memory Accesses Optimization Algorithms for Memory Architecture Aware Compilation
Fast, Efficient and Predictable Memory Accesses Optimization Algorithms for Memory Architecture Aware Compilation
Author 
Wehmeyer, Lars. author. Marwedel, Peter. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/1-4020-4822-X
Format: 
Availability 
Online Library~1
Available:
Copies:
20. 
Cover image for Introduction to Advanced System-on-Chip Test Design and Optimization
Introduction to Advanced System-on-Chip Test Design and Optimization
Author 
Larsson, Erik. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/b135763
Format: 
Availability 
Online Library~1
Available:
Copies:
21. 
Cover image for Statistical Analysis and Optimization for VLSI: Timing and Power
Statistical Analysis and Optimization for VLSI: Timing and Power
Author 
Srivastava, Ashish. author. Sylvester, Dennis. author. Blaauw, David. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/b137645
Format: 
Availability 
Online Library~1
Available:
Copies:
22. 
Cover image for Sensors: Theory, Algorithms, and Applications
Sensors: Theory, Algorithms, and Applications
Author 
Boginski, Vladimir L. editor. Commander, Clayton W. editor. Pardalos, Panos M. editor. Ye, Yinyu. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
http://dx.doi.org/10.1007/978-0-387-88619-0
Format: 
Availability 
Online Library~1
Available:
Copies:
23. 
Cover image for Control and Information Sciences Select Proceedings of CISCON 2023
Control and Information Sciences Select Proceedings of CISCON 2023
Author 
Thirunavukkarasu, I. editor. Kumar, Roshan. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-97-5866-1
Format: 
Availability 
Online Library~1
Available:
Copies:
24. 
Cover image for Digital convergence in antenna designs : applications for real-time solutions
Digital convergence in antenna designs : applications for real-time solutions
Author 
Srividya, P., editor.
Preferred Shelf Number 
TK7871.6 .D54 2024
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119879923
Format: 
Availability 
Online Library~1
Available:
Copies:
25. 
Cover image for Control and Information Sciences Select Proceedings of CISCON 2022
Control and Information Sciences Select Proceedings of CISCON 2022
Author 
George, V. I. editor. Santhosh, K. V. editor. (orcid)0000-0003-4394-5947 Lakshminarayanan, Samavedham. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-99-9554-7
Format: 
Availability 
Online Library~1
Available:
Copies:
26. 
Cover image for Proceedings of the 12th International Conference on Communications, Circuits, and Systems ICCCAS 2023, 5-7 May, Singapore
Proceedings of the 12th International Conference on Communications, Circuits, and Systems ICCCAS 2023, 5-7 May, Singapore
Author 
Ma, Maode. editor. (orcid)0000-0003-1438-7018 SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-97-2636-3
Format: 
Availability 
Online Library~1
Available:
Copies:
27. 
Cover image for Graphene for post-Moore silicon optoelectronics
Graphene for post-Moore silicon optoelectronics
Author 
Xu, Yang, author.
Preferred Shelf Number 
TA1750 .X8 2023
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9783527841011
Format: 
Availability 
Online Library~1
Available:
Copies:
28. 
Cover image for Distributed Economic Operation in Smart Grid: Model-Based and Model-Free Perspectives
Distributed Economic Operation in Smart Grid: Model-Based and Model-Free Perspectives
Author 
Qin, Jiahu. author. Wan, Yanni. author. Li, Fangyuan. author. Kang, Yu. author. Fu, Weiming. author.
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-19-8594-2
Format: 
Availability 
Online Library~1
Available:
Copies:
29. 
Cover image for Interface engineering in organic field-effect transistors
Interface engineering in organic field-effect transistors
Author 
Guo, Xuefeng, author. Chen, Hongliang, author.
Preferred Shelf Number 
QC173.4 .I57 G86 2023
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9783527840489
Format: 
Availability 
Online Library~1
Available:
Copies:
30. 
Cover image for 75th anniversary of the transistor
75th anniversary of the transistor
Author 
Nathan, Arokia, 1957- editor. Saha, Samar K., editor. Todi, Ravi M., editor.
Preferred Shelf Number 
TK7871.9
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781394202478
Format: 
Availability 
Online Library~1
Available:
Copies:
31. 
Cover image for Applied smart health care informatics : a computational intelligence perspective
Applied smart health care informatics : a computational intelligence perspective
Author 
De, Sourav, 1979- editor. Das, Rik, 1978- editor. Bhattacharyya, Siddhartha, 1975- editor. Maulik, Ujjwal, editor.
Preferred Shelf Number 
R858 .A67 2022
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119743187
Format: 
Availability 
Online Library~1
Available:
Copies:
32. 
Cover image for Intelligent IoT for the digital world : incorporating 5G communications and fog/edge computing technologies
Intelligent IoT for the digital world : incorporating 5G communications and fog/edge computing technologies
Author 
Yang, Yang, 1974- author.
Preferred Shelf Number 
TK5105.8857 .Y36 2021
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119593584
Format: 
Availability 
Online Library~1
Available:
Copies:
33. 
Cover image for Smart buildings, smart communities and demand response
Smart buildings, smart communities and demand response
Author 
Kolokotsa, Denia. Kampelis, Nikos.
Preferred Shelf Number 
TD159.4
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119804246
Format: 
Availability 
Online Library~1
Available:
Copies:
34. 
Cover image for Resource management for on-demand mission-critical internet of things applications
Resource management for on-demand mission-critical internet of things applications
Author 
Farooq, Junaid, author. Zhu, Quanyan, author.
Preferred Shelf Number 
TK5105.8857 .F365 2021
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119716112
Format: 
Availability 
Online Library~1
Available:
Copies:
35. 
Cover image for Handbook of 3D integration. Volume 4, Design, test, and thermal management
Handbook of 3D integration. Volume 4, Design, test, and thermal management
Author 
Franzon, Paul D., editor. Marinissen, Eric Jan, editor. Bakir, Muhannad S., editor.
Preferred Shelf Number 
TK7874.893 .H36 2019
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9783527697052
Format: 
Availability 
Online Library~1
Available:
Copies:
36. 
Cover image for Wireless sensor systems for extreme environments : space, underwater, underground and industrial
Wireless sensor systems for extreme environments : space, underwater, underground and industrial
Author 
Rashvand, Habib F., editor. Abedi, Ali, editor.
Preferred Shelf Number 
TK7872 .D48
Electronic Access 
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119126492
Format: 
Availability 
Online Library~1
Available:
Copies:
37. 
Cover image for PLD Based Design with VHDL RTL Design, Synthesis and Implementation
PLD Based Design with VHDL RTL Design, Synthesis and Implementation
Author 
Taraate, Vaibbhav. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-10-3296-7
Format: 
Availability 
Online Library~1
Available:
Copies:
38. 
Cover image for Analog Integrated Circuit Design Automation Placement, Routing and Parasitic Extraction Techniques
Analog Integrated Circuit Design Automation Placement, Routing and Parasitic Extraction Techniques
Author 
Martins, Ricardo. author. (orcid)0000-0002-8251-1415 Lourenço, Nuno. author. Horta, Nuno. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-34060-9
Format: 
Availability 
Online Library~1
Available:
Copies:
39. 
Cover image for Knowledge-Driven Board-Level Functional Fault Diagnosis
Knowledge-Driven Board-Level Functional Fault Diagnosis
Author 
Ye, Fangming. author. Zhang, Zhaobo. author. Chakrabarty, Krishnendu. author. Gu, Xinli. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-40210-9
Format: 
Availability 
Online Library~1
Available:
Copies:
40. 
Cover image for Design of Low Power and Low Area Passive Sigma Delta Modulators for Audio Applications
Design of Low Power and Low Area Passive Sigma Delta Modulators for Audio Applications
Author 
Fouto, David. author. Paulino, Nuno. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-57033-4
Format: 
Availability 
Online Library~1
Available:
Copies:
41. 
Cover image for High Performance Integer Arithmetic Circuit Design on FPGA Architecture, Implementation and Design Automation
High Performance Integer Arithmetic Circuit Design on FPGA Architecture, Implementation and Design Automation
Author 
Palchaudhuri, Ayan. author. Chakraborty, Rajat Subhra. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-81-322-2520-1
Format: 
Availability 
Online Library~1
Available:
Copies:
42. 
Cover image for On-chip High-Voltage Generator Design Design Methodology for Charge Pumps
On-chip High-Voltage Generator Design Design Methodology for Charge Pumps
Author 
Tanzawa, Toru. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-21975-2
Format: 
Availability 
Online Library~1
Available:
Copies:
43. 
Cover image for Reliable Software for Unreliable Hardware A Cross Layer Perspective
Reliable Software for Unreliable Hardware A Cross Layer Perspective
Author 
Rehman, Semeen. author. Shafique, Muhammad. author. Henkel, Jörg. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-25772-3
Format: 
Availability 
Online Library~1
Available:
Copies:
44. 
Cover image for Heterogeneous Reconfigurable Processors for Real-Time Baseband Processing From Algorithm to Architecture
Heterogeneous Reconfigurable Processors for Real-Time Baseband Processing From Algorithm to Architecture
Author 
Zhang, Chenxin. author. Liu, Liang. author. Öwall, Viktor. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-24004-6
Format: 
Availability 
Online Library~1
Available:
Copies:
45. 
Cover image for Transformer-Based Design Techniques for Oscillators and Frequency Dividers
Transformer-Based Design Techniques for Oscillators and Frequency Dividers
Author 
Luong, Howard Cam. author. Yin, Jun. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-15874-7
Format: 
Availability 
Online Library~1
Available:
Copies:
46. 
Cover image for Parallel-Fed Planar Dipole Antenna Arrays for Low-Observable Platforms
Parallel-Fed Planar Dipole Antenna Arrays for Low-Observable Platforms
Author 
Singh, Hema. author. R., Chandini. author. Jha, Rakesh Mohan. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-981-287-814-4
Format: 
Availability 
Online Library~1
Available:
Copies:
47. 
Cover image for Coriolis Vibratory Gyroscopes Theory and Design
Coriolis Vibratory Gyroscopes Theory and Design
Author 
Apostolyuk, Vladislav. author. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-22198-4
Format: 
Availability 
Online Library~1
Available:
Copies:
48. 
Cover image for Smart Systems Integration and Simulation
Smart Systems Integration and Simulation
Author 
Bombieri, Nicola. editor. Poncino, Massimo. editor. Pravadelli, Graziano. editor. (orcid)0000-0002-7833-1673 SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-27392-1
Format: 
Availability 
Online Library~1
Available:
Copies:
49. 
Cover image for Dynamic Memory Management for Embedded Systems
Dynamic Memory Management for Embedded Systems
Author 
Atienza Alonso, David. author. Mamagkakis, Stylianos. author. Poucet, Christophe. author. Peón-Quirós, Miguel. author. Bartzas, Alexandros. author.
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-10572-7
Format: 
Availability 
Online Library~1
Available:
Copies:
50. 
Cover image for Computational Advancement in Communication Circuits and Systems Proceedings of ICCACCS 2014
Computational Advancement in Communication Circuits and Systems Proceedings of ICCACCS 2014
Author 
Maharatna, Koushik. editor. Dalapati, Goutam Kumar. editor. Banerjee, P K. editor. Mallick, Amiya Kumar. editor. Mukherjee, Moumita. editor.
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-81-322-2274-3
Format: 
Availability 
Online Library~1
Available:
Copies:
51. 
Cover image for Innovations and Advances in Computing, Informatics, Systems Sciences, Networking and Engineering
Innovations and Advances in Computing, Informatics, Systems Sciences, Networking and Engineering
Author 
Sobh, Tarek. editor. Elleithy, Khaled. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-3-319-06773-5
Format: 
Availability 
Online Library~1
Available:
Copies:
52. 
Cover image for More than Moore Technologies for Next Generation Computer Design
More than Moore Technologies for Next Generation Computer Design
Author 
Topaloglu, Rasit O. editor. SpringerLink (Online service)
Preferred Shelf Number 
ONLINE
Electronic Access 
https://doi.org/10.1007/978-1-4939-2163-8
Format: 
Availability 
Online Library~1
Available:
Copies: