Search for student projects

  1. Master in Urban Planning & Management
  2. The Problematization of Compact Urban Development: A case study of the municipality of Aarhus' Master Plan '09

    Christoffer Gerner Mikkelsen

    Master in Urban Planning & Management, 10. term, 2010

    Student thesis: Master thesis (including HD thesis)

  3. Master in Sustainable Energy Planning
  4. Student thesis: Master thesis (including HD thesis)

  5. Master in Environmental Management
  6. Large-scale Wind Power in Denmark: New Perspectives on Ownership

    Karl Sperling

    Master in Environmental Management, 10. term, 2007

    Student thesis: Master thesis (including HD thesis)

  7. Student thesis: Master thesis (including HD thesis)

  8. Manufacturing Technology, Master
  9. Student thesis: Master thesis (including HD thesis)

  10. Management in the Building Industry, Master
  11. Development of the offshore wind industry: Trends, best practice and maturation

    Martin Fuglsang, Helene Rudbæk Andersen

    Management in the Building Industry, Master, (Master Programme) 4. term, 2013

    Student thesis: Master thesis (including HD thesis)

  12. Bygma: A system for compiling data of failures in the building industry

    Finn Jensen

    Management in the Building Industry, Master, (Master Programme) 4. term, 2008

    Student thesis: Master thesis (including HD thesis)

  13. Bygma: A system for compiling data of failures in the building industry

    Finn Jensen

    Management in the Building Industry, Master, (Master Programme) 4. term, 2008

    Student thesis: Master thesis (including HD thesis)

  14. Management in the Building Industry (cand.scient.techn)
  15. Construction Management at TGU Powerplant Trinidad

    Jens Peter Nielsen

    Management in the Building Industry (cand.scient.techn), (Master Programme) 4. term, 2011

    Student thesis: Master thesis (including HD thesis)

  16. Learning and Innovative Change, Master
  17. MOOCs til unge flygtninge?

    Anouschka Ismene Andersen

    Learning and Innovative Change, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  18. Samarbejde og videndeling via web 2.0 teknologier

    Jeanette Møller

    Learning and Innovative Change, Master, (Master Programme) 4. term, 2011

    Student thesis: Master thesis (including HD thesis)

  19. Laws, Master
  20. Student thesis: Master thesis (including HD thesis)

  21. Joint European Master in Environmental Studies - Cities and Sustainability (JEMES CiSu)
  22. Cities in Transition towards Zero Waste: A Case Study of Aalborg Municipality

    Sebastian Florian Schwarz

    Joint European Master in Environmental Studies - Cities and Sustainability (JEMES CiSu), (Master Programme) 4. semester, 2014

    Student thesis: Master thesis (including HD thesis)

  23. IT, learning and organizational change (cand.it)
  24. Skyens universiteter

    Niklas Christoffer Agerbech Petersen

    IT, learning and organizational change (cand.it), (Master Programme) 4. Term, 2017

    Student thesis: Master thesis (including HD thesis)

  25. An exploratory study of the digital transition of education at the University of Copenhagen

    Kristina Würtz Poulsen, Lærke Sofie Ørsted Svensson

    IT, learning and organizational change (cand.it), (Master Programme) 4. Term, 2016

    Student thesis: Master thesis (including HD thesis)

  26. An exploratory study of the digital transition of education at the University of Copenhagen

    Kristina Würtz Poulsen, Lærke Sofie Ørsted Svensson

    IT, learning and organizational change (cand.it), (Master Programme) 4. Term, 2016

    Student thesis: Master thesis (including HD thesis)

  27. Distance learning and mediated communities of praxis doing Covid-19

    Rebekka Kjær Fibiger

    IT, learning and organizational change (cand.it), (Master Programme) 4. Term, 2010

    Student thesis: Master thesis (including HD thesis)

  28. IT Design and Application Development, kandidat
  29. Underneath the Skin: An Analysis of YouTube Videos to Understand the Interaction with Insertable Devices

    Maria Vraka, Liga Lavrinovica, Aida Komkaite

    IT Design and Application Development, kandidat, (Master Programme) 4. Term, 2018

    Student thesis: Master thesis (including HD thesis)

  30. International Technology Management, M.Sc.
  31. Student thesis: Master thesis (including HD thesis)

  32. How to ensure a successful entrance to the Brazilian market – with focus on Danish production companies

    Mia Busch Agergaard

    International Technology Management, M.Sc., 10. term, 2010

    Student thesis: Master thesis (including HD thesis)

  33. International Business Communication (German), Master
  34. Tyskfagets image blandt 7. og 9. klasses elever

    Karina Thomsen, Kamilla Thomsen

    International Business Communication (German), Master, (Master Programme) 4. term, 2008

    Student thesis: Master thesis (including HD thesis)

  35. International Business Communication (English), Master
  36. APROACHING INTERNATIONALIZATION: A theoretical and practical study investigating YoungCRM's possible expansion into the international recruitment market

    Andreas Højbjerg Kristensen, Anders Bisgaard, Katrine Ilum Trudslev, Andreas Brandborg Thulesen

    International Business Communication (English), Master, (Master Programme) 4. term, 2018

    Student thesis: Master thesis (including HD thesis)

  37. Interactive Digital Media, Master
  38. Sound, Fear, and Tension in Horror Games

    Nicklas Bo Nielsen

    Interactive Digital Media, Master, (Master Programme) 4. term, 2018

    Student thesis: Master thesis (including HD thesis)

  39. The Glue of Narratives – Indirect Storytelling in a Digital World

    Kenni Kirkegaard Hornstrup, Peter Skov Klitgaard Madsen, Lars Kiesbye Bendixen

    Interactive Digital Media, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  40. Innovative Communication Technologies and Entrepreneurship, Master
  41. Use of a wireless sensor system to monitor the transport of goods: -

    Stefan Breisch

    Innovative Communication Technologies and Entrepreneurship, Master, (Master Programme) 4. term, 2018

    Student thesis: Master thesis (including HD thesis)

  42. Using Internet of Things Platforms to Create Value in Copenhagen

    Mikkel Sønderkær Mikkelsen

    Innovative Communication Technologies and Entrepreneurship, Master, (Master Programme) 4. term, 2018

    Student thesis: Master thesis (including HD thesis)

  43. Information Science, Master
  44. The devil is in the detail: A study on quantifying socially shared metacognitive regulation of learning in face-to-face group work

    Frederik Victor Kobbelgaard, Daria Kilinska

    Information Science, Master, (Master Programme) 4. term, 2017

    Student thesis: Master thesis (including HD thesis)

  45. Industrial Design, Master
  46. Symphony - a self-adjusting cooking area for the future

    Katrine Møgelmose, Torben Jørgensen, Anne Østergaard

    Industrial Design, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  47. 11329036_10153280118528433_1837610885_n.jpg

    DURO balance

    Helene Høyer Jensen, Julie Giltoft Jensen

    Industrial Design, Master, (Master Programme) 4. term, 2015

    Student thesis: Master thesis (including HD thesis)

  48. Optimus: Modular Hospital Bed

    Bjarke Mengel Mejnertsen, Anders Sørup Nielsen

    Industrial Design, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  49. galleri_ikon2.gif

    Grundfos RainConnector: Redesign of a control unit for rainwater harvesting systems

    Pia Würtz Mogensen, Asle Høeg-Mikkelsen

    Industrial Design, Master, (Master Programme) 4. term, 2010

    Student thesis: Master thesis (including HD thesis)

  50. Industrial Design (cand.scient.techn), Master
  51. Logo.pdf

    View by SØ: Oven camera

    Mads Peter Hilligsøe, Jon Søgaard

    Industrial Design (cand.scient.techn), Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  52. Graduate Diploma in Business Administration (Financial and Management Accounting)
  53. Strategic analysis and valuation of Vestas Wind System A/S

    Jeanette Bach

    Graduate Diploma in Business Administration (Financial and Management Accounting), (Diploma Programme) 4. semester, 2019

    Student thesis: Master thesis (including HD thesis)

  54. Valuation of Vestas

    Patricia Menne

    Graduate Diploma in Business Administration (Financial and Management Accounting), (Diploma Programme) 4. semester, 2019

    Student thesis: Master thesis (including HD thesis)

  55. Assessment of Vestas

    Morten Seberg Brandenborg, Maria Munksø Bentsen

    Graduate Diploma in Business Administration (Financial and Management Accounting), (Diploma Programme) 4. semester, 2018

    Student thesis: Master thesis (including HD thesis)

  56. Valuation of Vestas

    Thomas Frausing Jensen, Kasper Vorre Nielsen

    Graduate Diploma in Business Administration (Financial and Management Accounting), (Diploma Programme) 4. semester, 2017

    Student thesis: Master thesis (including HD thesis)

  57. Graduate Certificate in Business Administration
  58. Afgangsprojekt

    Mathias Havemann Enevoldsen, Patrick Simonsen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  59. Afgangsprojekt HD. 1 del

    Mathias Arnfeldt Hygum, Agnete Øvad Nielsen, Jesper Schüsler Wilson

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  60. Afgangsprojekt HD 1. del, DanSolar

    Anders Mikkelsen, Morten Dehn Jensen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  61. Afgangsprojekt - Vestas

    Lise Larsen, Mathilde Andersen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  62. Energi - en strategisk analyse af Vestas

    Morten Brandenborg Poulsen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  63. Energi - Vestas Wind Systems - Vækst i USA

    Kristina Rodkjær Kristensen, Sif Zaar, Lars Kåre Nielsen, Steffen Rødjajn Jensen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  64. Energi - Vestas Wind Systems - Vækst i USA

    Kristina Rodkjær Kristensen, Sif Zaar, Lars Kåre Nielsen, Steffen Rødjajn Jensen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  65. Energi - Vestas Wind Systems - Vækst i USA

    Kristina Rodkjær Kristensen, Sif Zaar, Lars Kåre Nielsen, Steffen Rødjajn Jensen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  66. Mikkel og Ejgil - Afsluttende projekt HD 1. del

    Mikkel Glenn Lauritsen, Ejgil Mølgaard Winkler

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  67. Vestas - udvikling på markedet i USA

    Morten Stendahl, Per Lind Jepsen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2016

    Student thesis: Master thesis (including HD thesis)

  68. Afgangsprojekt Vestas Wind System

    Mads Bjørn, Mikkel Sebastian Lund, Anders Agerbo Kristensen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2015

    Student thesis: Master thesis (including HD thesis)

  69. Grøn Energi - Strategisk analyse af Vestas

    Karsten Søborg Klit, Niklas Rosenmaier Filipsen, Mikkel Papendick Andersen

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2013

    Student thesis: Master thesis (including HD thesis)

  70. Hvor er nøglen til elbil salget

    Henrik Akto Jensen, Tina Nørholm

    Graduate Certificate in Business Administration, (Diploma Programme) 4. Semester, 2013

    Student thesis: Master thesis (including HD thesis)

  71. German, Master
  72. Student thesis: Master thesis (including HD thesis)

  73. European Studies, Master
  74. Can the Realism School explain Bismarck's diplomatic policies?

    Chao Wang

    European Studies, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  75. Entrepreneurial Engineering, Master
  76. Student thesis: Master programme thesis

  77. Headstrong Thesis Travis Mathers EE4

    Travis James Mathers

    Entrepreneurial Engineering, Master, (Master Programme) 4. semester, 2017

    Student thesis: Master thesis (including HD thesis)

  78. Engineering Psychology, Master
  79. Relaxation Methods and their effects: investigating objective and subjective measurements

    Louise Worsøe, Herle Haahr Hvelplund

    Engineering Psychology, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  80. Energy Engineering, Master
  81. Sensitivity Analysis of Optimised Large Scale District Heating Heat Pump Concepts

    Signe Birkebæk Thomasen

    Energy Engineering, Master, (Master Programme) 4. term, 2020

    Student thesis: Master programme thesis

  82. Investigation of wind turbine generator cables and their impact on waveform deterioration by means of experiment and circuit simulation

    Tim Nathanael Deininger, Lennart Hermann Beland

    Energy Engineering, Master, (Master Programme) 4. term, 2019

    Student thesis: Master thesis (including HD thesis)

  83. Control of Multilevel HVDC based on Modular Multilevel Converter (MMC) during Faults: None

    Dimitrios Rizadis

    Energy Engineering, Master, (Master Programme) 4. term, 2017

    Student thesis: Master thesis (including HD thesis)

  84. Design, Modelling and Analysis of the Discharge of a High-Temperature Concrete Thermal Energy Storage System Coupled to a Power Plant Turbine

    Stephanie Sigvert Sørensen, Camilla Nødbak Gade

    Energy Engineering, Master, (Master Programme) 4. term, 2017

    Student thesis: Master thesis (including HD thesis)

  85. Performance Oriented Control of Digital Displacement Wind Turbine Transmission

    Rasmus Kinch, Henrik Felthaus Hauge, Nicolai Krøgh Daugbjerg

    Energy Engineering, Master, (Master Programme) 4. term, 2017

    Student thesis: Master thesis (including HD thesis)

  86. Control of Modular Multilevel Converter(MMC) based HVDC application under unbalanced conditions

    Harsh Rajesh Parikh, Ruben Sanchez Martin-Loeches

    Energy Engineering, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  87. Energy Storages and Flexible Loads to Support Large Wind Power Penetration

    Umur Uslu, Boyang Zhang

    Energy Engineering, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  88. Investigation of a STATCOM Modular Multilevel Converter under unbalanced conditions

    Georgios Panagiotis Tsolaridis

    Energy Engineering, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  89. Sensitivity Analysis of MTDC Control System

    Przemyslaw Drozd

    Energy Engineering, Master, (Master Programme) 4. term, 2016

    Student thesis: Master thesis (including HD thesis)

  90. Serial Connection of three phase converters

    Theodoros Kalogiannis

    Energy Engineering, Master, (Master Programme) 4. term, 2015

    Student thesis: Master thesis (including HD thesis)

  91. Aerated Flow Measurement and Modelling of a Coriolis Flowmeter

    Katrine Arnoldsen Juhl

    Energy Engineering, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  92. Control of LC-filter connected PMSM using Internal State Estimator

    Erik Bloch Nielsen

    Energy Engineering, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  93. Fault Tolerant Hierarchical Control Strategy for Modular Multilevel Converter in HVDC Application

    Paul Dan Burlacu

    Energy Engineering, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  94. Investigation of relay protection systems in mv networks with large in-feed of distributed generation

    Cormac Joseph Brady, Nicola d'Alfonso

    Energy Engineering, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  95. Low-Speed Sensorless Control of Permanent-Magnet Synchronous Motors

    Christian Aaen

    Energy Engineering, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  96. Protection of Permanently Shunt-compensated HVAC Cables

    Karl Eide Pollestad

    Energy Engineering, Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  97. Control of MMC in HVDC Applications

    Artjoms Timofejevs, Daniel Enrique Gamboa Perez

    Energy Engineering, Master, (Master Programme) 4. term, 2013

    Student thesis: Master thesis (including HD thesis)

  98. Distributed Modulation and Control of Modular Multilevel Converter for HVDC application

    Shaojun Huang

    Energy Engineering, Master, (Master Programme) 4. term, 2013

    Student thesis: Master thesis (including HD thesis)

  99. Effect of the interleaving angle in parallel inverters

    Lóránd Bede, Csaba Kopacz

    Energy Engineering, Master, (Master Programme) 4. term, 2013

    Student thesis: Master thesis (including HD thesis)

  100. Fault tolerant distributed control strategy for Modular Multilevel Converter in HVDC applications

    Emanuel-Petre Eni

    Energy Engineering, Master, (Master Programme) 4. term, 2013

    Student thesis: Master thesis (including HD thesis)

  101. Wavestar Generator

    Bogdan Ioan Incau

    Energy Engineering, Master, (Master Programme) 4. term, 2013

    Student thesis: Master thesis (including HD thesis)

  102. Modular Multi-Level Converter: Modeling, Simulation and Control in Steady State and Dynamic Conditions

    Giacomo Casadei

    Energy Engineering, Master, (Master Programme) 4. term, 2012

    Student thesis: Master thesis (including HD thesis)

  103. Low Speed Open Loop Field Oriented Control for Permanent Magnet Machines

    Tatiana Pérez Soriano, Javier Fernández Martínez

    Energy Engineering, Master, (Master Programme) 4. term, 2011

    Student thesis: Master thesis (including HD thesis)

  104. Student thesis: Master thesis (including HD thesis)

  105. High Speed Field Oriented Control

    Pawel Stopa

    Energy Engineering, Master, (Master Programme) 4. term, 2009

    Student thesis: Master thesis (including HD thesis)

  106. VECTOR CONTROL OF PMSG FOR GRID-CONNECTED WIND TURBINE APPLICATIONS

    Daryoush Mehrzad, Javier Luque, Marc Capella

    Energy Engineering, Master, (Master Programme) 4. term, 2009

    Student thesis: Master thesis (including HD thesis)

  107. Elektronik og IT, Kandidatuddannelsen (Spec. Power Electronics and Drives)
  108. DC Link Voltage Control

    Stefan Partyka

    Elektronik og IT, Kandidatuddannelsen (Spec. Power Electronics and Drives), 10. term, 2008

    Student thesis: Master thesis (including HD thesis)

  109. Fault Current Contribution from VSC-based Wind Turbines to the Grid

    Massimo Valentini

    Elektronik og IT, Kandidatuddannelsen (Spec. Power Electronics and Drives), 10. term, 2008

    Student thesis: Master thesis (including HD thesis)

  110. Elektronik og IT, Kandidatuddannelsen (Spec. Network Planning and Management)
  111. Design of a new IT Infrastructure for the Region of Nordjylland: Access Network

    David Sevilla

    Elektronik og IT, Kandidatuddannelsen (Spec. Network Planning and Management), 10. term, 2008

    Student thesis: Master thesis (including HD thesis)

  112. Elektronik og IT, Kandidatuddannelsen (Spec. Mobile Communication)
  113. Student thesis: Master thesis (including HD thesis)

  114. Elektronik og IT, Kandidatuddannelsen (Spec. Applied Signal Processing and Implementation)
  115. SDR implementation of a OFDM-MIMO receiver

    Morris Filippi

    Elektronik og IT, Kandidatuddannelsen (Spec. Applied Signal Processing and Implementation), 10. term, 2009

    Student thesis: Master thesis (including HD thesis)

  116. Electronic and Information Technology
  117. Three-level inverter for medium voltage level using series connected IGBTs

    Jan Sundvall, Mads Chr. Pilgaard Vaerens

    Electronic and Information Technology, 10. term, 2008

    Student thesis: Master thesis (including HD thesis)

  118. Electro-Mechanical System Design, Master
  119. Energy Efficient Control of an Induction Machine for an Electric Vehicle

    Niels Balzer Sørensen, Bjørn Bøge, Thomas Christensen

    Electro-Mechanical System Design, Master, (Master Programme) 4. term, 2012

    Student thesis: Master thesis (including HD thesis)

  120. Economics and Business Administration (top-up), Bachelor
  121. Company as a whole: Company as a whole

    Sabrina Yeasmin

    Economics and Business Administration (top-up), Bachelor, (Bachelor Programme) 5. Term, 2019

    Student thesis: Profession bachelor

  122. Economics and Business Administration (Management Accounting and Control), Master
  123. The effects of interaction between the management tools of BB and ABC/M

    Magnus Jørmundsson, Gloria Aleksandrova Hasiyanova

    Economics and Business Administration (Management Accounting and Control), Master, (Master Programme) 4. term, 2019

    Student thesis: Master thesis (including HD thesis)

  124. Strategic analysis and valuation of DONG Energy A/S

    Ronnie Duval Jensen

    Economics and Business Administration (Management Accounting and Control), Master, (Master Programme) 4. term, 2018

    Student thesis: Master thesis (including HD thesis)

  125. Economics and Business Administration (International Marketing), Master
  126. The utilization of locational determinants as a means of segmentation

    Emil Parmo Hansen

    Economics and Business Administration (International Marketing), Master, (Master Programme) 4. term, 2020

    Student thesis: Master thesis (including HD thesis)

  127. Effect of microtransactions in video games on brand perception and loyalty

    Ema Simec

    Economics and Business Administration (International Marketing), Master, (Master Programme) 4. term, 2018

    Student thesis: Master thesis (including HD thesis)

  128. B2B on Facebook?

    Pavla Schlägerová, Henriette Diget Jakobsen

    Economics and Business Administration (International Marketing), Master, (Master Programme) 4. term, 2014

    Student thesis: Master thesis (including HD thesis)

  129. Economics and Business Administration (International Business Economics), Master
  130. INTERNATIONALIZATION PERSPECTIVE ON VALUE CREATION AND CO-CREATION OF MNCs CASE STUDY OF HAIER GROUP

    Andrea Hajzer

    Economics and Business Administration (International Business Economics), Master, (Master Programme) 4. Term, 2018

    Student thesis: Master thesis (including HD thesis)

  131. European network operators’ market position at the beginning of 2020. Emerging challenges and opportunities driven by changes and trends in a more digitally connected world

    Petre-Dragos Dodu

    Economics and Business Administration (International Business Economics), Master, (Master Programme) 4. Term, 2017

    Student thesis: Master thesis (including HD thesis)

  132. The Impact of inward Foreign Direct Investment over host countries' economy: Dacia Renault acquisition case in Romania

    Andreea Sabau

    Economics and Business Administration (International Business Economics), Master, (Master Programme) 4. Term, 2016

    Student thesis: Master thesis (including HD thesis)

  133. Supplier Management at Siemens Wind Power: Thesis

    Nicoleta-Roxana Turcitu

    Economics and Business Administration (International Business Economics), Master, (Master Programme) 4. Term, 2015

    Student thesis: Master thesis (including HD thesis)

  134. Culture Differences in Cross-border M&A : Case Study of BenQ-Siemens Acquisition

    Yingying Hu, Wenhui Cui

    Economics and Business Administration (International Business Economics), Master, (Master Programme) 4. Term, 2011

    Student thesis: Master thesis (including HD thesis)