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  2. PhD Position: Solar-Driven Photovoltaic and Electrochemical Conversion to C–N

PhD Position: Solar-Driven Photovoltaic and Electrochemical Conversion to C–N

Join the SUN2CN project and develop next-generation solar-to-X devices that merge photovoltaics and electrochemistry for chemical production

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    Pieter Tuchter
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    Marcel Karperien
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    Monica Morales Masis
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    Srirang Manohar
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    Sonia García Blanco

Key takeaways

  • Hours
    38 - 40 hr.
  • Salary indication
    Salary gross/monthly
    based on full-time
    € 3,059 - € 3,881
  • Deadline
    9 Nov 2025

Join the SUN2CN project and develop next-generation solar-to-X devices that merge photovoltaics and electrochemistry for chemical production. As a PhD researcher, you will convert CO2 and nitrates from waste streams into valuable C–N compounds, contributing to renewable energy and chemistry sectors. This position offers cutting-edge training at the crossroads of materials science, electro(photo)catalysis, semiconductor physics, and device engineering.

Are you excited to work on photo/electrochemistry? In this PhD position, you will contribute to the SUN2CN project, developing a new solar-to-X device that uses sunlight as its sole energy input. You will combine photovoltaics and electrochemistry to transform simple waste molecules, such as CO2 and nitrates, into valuable carbon–nitrogen (C–N) chemicals.

You will design and test photoelectrochemical reactors that integrate porous photovoltaic membranes with selective electrocatalysts in a flow cell system. By doing so, you will push the boundaries of solar-driven chemical production while addressing challenges in CO2 waste and wastewater treatment.

You will join an interdisciplinary European team where you can grow your expertise in materials science, photo/electrocatalysis, chemical and device engineering, while contributing to a breakthrough vision for decentralized renewable chemical production.

Your profile

  • You have a master’s degree in physics, chemistry, materials science, or chemical engineering.
  • You have a strong background in semiconductor physics, chemical engineering, and electrocatalysis.
  • You are motivated to work on photovoltaics, electrochemistry, and solar-to-X devices.
  • You enjoy working in an interdisciplinary and international research environment.
  • You can analyze complex problems and translate them into experiments and solutions.
  • You have good communication skills in English, both written and spoken.
  • You are able to work independently, while also contributing to a collaborative team.
  • You are curious, creative, and eager to make an impact in off-grid solar chemical technologies

Our offer

  • A full-time position for four years, with a qualifier in the first year;
  • Your salary and associated conditions are in accordance with the collective labour agreement for Dutch universities (CAO-NU);
  • You will receive a gross monthly salary ranging from € 3.059 (first year) to € 3.881 (fourth year);
  • There are excellent benefits, including a holiday allowance of 8% of the gross annual salary, an end-of-year bonus of 8.3%, and a solid pension scheme;
  • A minimum of 232 leave hours in case of full-time employment based on a formal workweek of 38 hours. A full-time employment in practice means 40 hours a week, therefore resulting in 96 extra leave hours on an annual basis;
  • Free access to sports facilities on campus;
  • A family-friendly institution that offers parental leave (both paid and unpaid);
  • You will have a training programme as part of the Twente Graduate School, where you and your supervisors will determine a plan for a suitable education and supervision.

Information and application

Are you interested in this position? Please send your application via the 'Apply now' button below before the 10th of November.

Within your application, include your CV, motivation letter, and 2 recommendation letters. Note that one of the letters should be from the candidate’s Master’s thesis advisor.

Applicants should answer the following question in their application in a maximum of 1 page. This should be submitted together with your CV file. Applications without answering the question below will not be considered.

Question:

The SUN2CN project aims to integrate photovoltaics and electrochemistry for the solar-driven conversion of CO2 and NO3? into value-added C–N compounds. Discuss one critical scientific challenge that must be addressed for such a device to work efficiently, considering all three perspectives:

Physics – light absorption, charge separation, and transport in the PV membrane.

Chemistry – selectivity and reaction pathways for C–N bond formation.

Electrochemistry – overpotentials, competing side reactions, and mass transport in the flow cell.

In your answer, highlight how these aspects interconnect and propose a possible strategy (theoretical or experimental) to overcome the challenge.

Read more about the project here:

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About the department

The Department of Chemical Engineering at the University of Twente integrates chemistry, physics, materials science, and engineering. Part of the department involves research that focuses on electrified and solar-driven technologies, CO2 and nitrogen recycling, and advanced reactor designs.

For more information, visit CE department

About the organisation

The Faculty of Science & Technology (Technische Natuurwetenschappen, TNW) engages some 700 staff members and 2000 students in education and research on the cutting edge of chemical technology, applied physics and biomedical technology. Our fields of application include sustainable energy, process technology and materials science, nanotechnology and technical medicine. As part of a people-first tech university that aims to shape society, individuals and connections, our faculty works together intensively with industrial partners and researchers in the Netherlands and abroad, and conducts extensive research for external commissioning parties and funders. Our research has a high profile both in the Netherlands and internationally and is strengthened by the many young researchers working on innovative projects with as doctoral candidates and post-docs. It has been accommodated in three multidisciplinary UT research institutes: Mesa+ Institute, TechMed Centre and Digital Society Institute.

Want to know more?

Susarrey Arce, A. (Arturo)

Susarrey Arce, A. (Arturo)
Assistant Professor

Susarrey Arce, A. (Arturo)
Assistant Professor

Do you have questions about this vacancy? Then you can contact Arturo for all substantive questions about this position and the application procedure. For general questions about working for the UT, please refer to the chatbot.

How to apply

Step 1

Apply.
When you see a vacancy that appeals to you, you can apply online. We ask you to upload a CV and motivation letter and/or list of publications. You will receive a confirmation of receipt by e-mail.

Apply now

Step 2

Selection.
The selection committee will review your application and you will receive a response within 2 weeks after the vacancy has been closed.

Step 3

1st interview.
The 1st (online or in person) meeting serves as an introduction where we introduce ourselves to you and you to us. You may be asked to give a short presentation. This will be further explained in the invitation.

Step 4

2nd interview.
In the second interview, we will further discuss the job content, your skills and your talents.

Step 5

The offer.
If the conversations are positive, you will be made a suitable offer. If applicable, we will sign you up for screening.

Your Colleagues

About the TNW Faculty

Curious about what the Faculty of Science and Technology (TNW) stands for? Check out the Science and Technology website for more information.

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