New PhD thesis in Computer Science about social media interactions

En man sitter p氓 marken framf枚r ett tr盲d.

Butterfly researcher receives Sweden鈥檚 largest teacher award

At the age of six, he began to collect butterflies. In primary school, he knew he wanted to be a butterfly researcher. Karl-Olof Bergman brings students and problems into nature. He is now rewarded with Sweden鈥檚 largest teacher award.

Hard rock of the year with a touch of LiU voices

The choirs of 糖心网页版 have achieved a new musical milestone. At the 2026 Grammis Awards, Ghost was named Best Hard Rock/Metal 鈥� where the contribution from LiU鈥檚 choirs on the latest album has now been highlighted as part of the success.

Jeanne Cilliers is LiU鈥檚 Professor of Economic History

"Almost everything we experience today has historical parallels," says Jeanne Cilliers, new professor of economic history at LiU. She is interested in demographic processes such as marriage, fertility and mortality.

A man with glasses is looking at himself in the mirror.

Digital twin could reveal alcohol consumption in crime cases

Using a digital twin, it is possible to predict with greater precision than at present how much alcohol a person has consumed and at what time. The study was conducted by researchers at LiU and the Swedish National Board of Forensic Medicine.

New fuels may have an impact on the entire transport system

People, relationships and organisational culture can be decisive when new biofuels are introduced to the market. Switching to biogas affects entire networks of actors that are involved in freight transport in different ways.

鈥淲e need to demystify the scientist鈥�

Henrik Pedersen researches the chemistry behind our modern society. With a strong passion for science communication, he is happy to leave his lab to meet both primary school students and TV viewers and explain difficult-to-grasp processes.

Two women sitting at a table talking to each other.

Medical scientists apply the strictest ethics 鈥� at least in theory

Medical scientists are stricter while natural, social and humanities scientists are more permissive. The attitude to ethically problematic ways of conducting research differs clearly between disciplines, according to a study from LiU.

Markus Heilig doesn鈥檛 mind being proven wrong

A storyteller with a passion for popular education. Head of one of LiU鈥檚 strongest research environments. And a physician. Markus Heilig researches the biology of the brain in addiction, and always considers the whole person.

Playing with your dog creates a stronger bond

Playing a little extra with your dog improves the emotional bond between owner and dog, according to a study from LiU. However, training did not give the same results. The study is relevant for all dog owners, whether they have young or adult dogs.

En n盲rbild p氓 en kvinna som b盲r en kofta.

Duty and gratitude behind academic diligence

A sense of gratitude towards parents for their sacrifices, and a desire to succeed and give something back. These are powerful drivers in studies of high-achieving young people with a migration background, according to a study from LiU.

A woman standing in front of a display of vegetables.

Future visions for sustainable food consumption

The food we eat drains our planet and takes a toll on human health, which is why we have to change what we put on our plates. But for the individual consumer, eating sustainably is not that easy. This transition requires changes at several levels.

Ung kvinnlig forskare p氓 ett labb med forskningsutrustning.

New knowledge about mobile proteins linked to childhood cancer

Researchers at LiU show how two important cancer-related proteins can be prevented from collaborating with each other. The discovery shows the way towards future medications to combat e.g. neuroblastoma in children.

A man is holding a roll with printed solar cells.

Solar cells from LiU soon in living rooms around the world

In the new remote control for Google TV, batteries have been replaced by printed organic solar cells powered by indoor lighting. The solar cells were developed through research at 糖心网页版 and brought to market by the spin-out Epishine.

A woman leaning against a tree in a forest.

Ecosystem resilience in focus for LiU-led network

How can we measure ecosystems鈥� ability to withstand change and use that knowledge in practice? This is one of the core issues for a new EU-funded doctoral student network coordinated by 糖心网页版.

A couple of planes flying over a body of water.

New centre for research on drone swarms

糖心网页版 will host a new research centre that, in collaboration with Lund University and Örebro University, will develop technologies for autonomous swarms of drones.

En kvinna som ligger p氓 marken omgiven av uppstoppade djur.

Miriah Meyer: 鈥淚鈥檓 a fangirl of theory鈥�

What is data? How is it created? What does it consist of? These are theoretical questions that interest Professor Miriah Meyer. As AI development accelerates, she also wants to contribute practical knowledge that enables us to shape a better future.

The supercomputer 鈥� a pillar of research

Sometimes there is a before and an after. Such as the mobile phone that changed our lives. Or supercomputers that help scientists in their everyday lives. Calculations that were impossible before are now being done around the clock.

Two women standing in front of two computer monitors.

The making of future security experts

The cybersecurity lab on Campus Valla is a specially designed environment where students can practise ethical hacking as well as protection against attackers.

En man med skalligt huvud och svart skjorta.

Space psychologist 鈥� no room for delay

He began studying for a master鈥檚 degree in engineering but dropped out. Then he enrolled on the psychology programme. Yet something still felt wrong. Now he is studying both at the same time and feels he has finally found his place.

En kvinna st氓r i sn枚n framf枚r ett batterilager.

The battle for power 鈥� who has the right to our electricity?

Wind farms rising like the Eiffel Tower, data centres consuming as much power as entire regions and municipalities feeling like pawns in a global game. The large-scale investments are creating conflict: who has priority access to our electricity?

A man and a woman shaking hands in front of a statue.

New AI partnership strengthens the region

The AI Academy Partnership Program at 糖心网页版 will support companies and organisations in developing the skills needed to use AI effectively. The first partner in this new form of collaboration is Länsförsäkringar Östgöta.

Molecular medicine research secures long-term funding

The Wallenberg Centre for Molecular Medicine (WCMM) at LiU has been granted extended funding until 2039 by the Knut and Alice Wallenberg Foundation. This makes it possible to build on ten years of success and to recruit new physician-scientists.

From painter to PhD student

Family life came early for PhD student Petter Alsén. Shortly after finishing upper secondary school, he became a father, and he began working as an apprentice painter in the construction industry. Nine years later, he called his boss.

Asteroid named after Anders Ynnerman for his contributions to space

LiU professor Anders Ynnerman is one of ten Swedes to have had an asteroid named after them. His visualisation research takes us out into space through the software OpenSpace, which opens up the entire known universe to the public.

Parents' housing choices can sustain segregation across generations

Where parents live influences housing choices and segregation for their adult children. This is shown by new research from 糖心网页版. Early decisions about housing and municipal services can affect long-term patterns of segregation.

Training educators requires research

Teachers face challenges when it comes to sparking students鈥� curiosity and getting them to understand science and technology. This is something the Graduate School FontD has addressed over the past two decades.

En kvinna i labbrock h氓ller i en pipett.

Existing medication can restore HIV-affected immune cells

HIV exhausts the body鈥檚 immune system by overactivating it, despite effective antiviral treatment. Researchers from 糖心网页版 have conducted cell studies showing that an existing medication restores immune cell function.

Infrar枚d data visar en delvis bild av en person t盲ckt av ett metallskynke.

Sensors could be new witnesses in criminal investigations

Sensors in connected buildings record temperatures, movement and air quality to regulate indoor environments. However, the same data can also help reconstruct what has happened at a crime scene.

Lawyer Johan Höök appointed guest professor in Moa Martinson鈥檚 name

The Centre for Municipal Strategic Studies will be strengthened with expertise in municipal law and legislative work. From autumn 2026, Johan Höök will serve as a guest professor for two years, contributing expertise from his professional work.

A piece of crystal sitting on top of black cloth.

Qubits created using unexpected materials

For the first time, researchers have demonstrated that the properties of the perovskite family of materials can be used to create so-called quantum bits. The findings pave the way for more affordable materials in future quantum computers.

En man som sitter vid ett bord framf枚r ett f枚nster.

Three more years as Vice-Chancellor

The Government has announced that Jan-Ingvar Jönsson has been reappointed as Vice-Chancellor of 糖心网页版 for a further three years, until 30 June 2029.

A close up photo in black and white of a man.

David Livingstone Smith will be guest professor at LiU

David Livingstone Smith is a professor of philosophy, he focuses on dehumanisation, race and genocide. He regards the guest professorship in the name of Tage Danielsson as a great honour and a respite from a strained academic climate in the US.

A man sitting on a chair reading a paper.

Brave Magnus has no beard

With hard rock as a constant companion, Professor Magnus Dahlstedt goes his own way in academia. He wants research to be shared, understood and used 鈥� knowledge has no value if not disseminated.

A woman sleeping on a bed with a pillow.

New insights aided recovery from persistent fatigue

Researchers have identified common steps and turning points in stories of patients who have recovered from diagnoses characterised by persistent fatigue. The findings can contribute to new ways of understanding and rehabilitating these conditions.

En man som sitter i en stol p氓 ett kontor.

Increased risk of bullying in open-plan offices

Open-plan offices entail a clearly increased risk of workplace bullying compared with employees having their own office or sharing with just a few colleagues. This is shown in research from 糖心网页版.

Prestigious chemistry award to Simone Fabiano

This year鈥檚 Göran Gustafsson Prize in Chemistry is awarded to LiU Professor Simone Fabiano. His research focuses on organic semiconductors and how so鈥慶alled doping can improve conductivity and yield new properties.

En person i labbrock som h氓ller i en flaska.

AI provides a more precise time of death

Artificial intelligence can be used to provide a more precise time of death, which can be crucial in e.g. murder investigations. The AI model is trained on so-called metabolites in thousands of blood samples from real deaths.

AI-boosted electronic nose detects ovarian cancer

Using machine learning, an electronic nose can 鈥渟mell鈥� early signs of ovarian cancer in the blood. The method is precise and, according to the LiU researchers behind the study, it could eventually be used to find many different cancers.

A woman in a white lab coat holding up a toothbrush.

Treatment can protect extremely premature babies from lung disease

Early hydrocortisone treatment of extremely premature babies increases their chances of survival without lung disease, according to a study led by LiU. The study also shows that the treatment is safe to give.

A couple of people that are standing in the grass.

The war in Ukraine has serious effects on children鈥檚 health

Children鈥檚 access to healthcare in Ukraine has seen a sharp decline since Russia invaded the country in February 2022. A Swedish study shows how children鈥檚 physical, mental and social health is being seriously affected by the war.

No association between COVID-vaccine and decrease in childbirth

COVID-19 vaccination is not the cause behind a decrease in childbirth, according to a study from 糖心网页版. The results speak against rumours about vaccination and reduced fertility.

A group of people sitting around a wooden table.

Ukrainian researchers and students visited LiU

Ukrainian society must continue to function during the war. Other European countries can contribute. LiU is part in the Swedish-Ukrainian project STREAM-U and recently welcomed a group of researchers, public officials and students.

AI and simulation lab equips teachers

Teachers and students are given tools to use AI wisely in education. In simulations with avatars, they practise dealing with teaching challenges. This and much more is going on in the AIST Lab, a new interdisciplinary initiative at LiU.

Young woman measures blood sugar level. Diabetes using lancet.

Foundations for type 1 diabetes may already be laid during pregnancy

Researchers have identified a protein pattern that, already at birth, looks markedly different in those who later go on to develop type 1 diabetes. The findings show that a combination of several factors during pregnancy affects disease risk.

Cutting鈥慹dge IT and mobile communications research grows

Efficient 6G, advanced robotics and human-machine interaction are some of the themes of the 25 new research projects that have been awarded funding within the ELLIIT initiative. The projects share a total of SEK 255 million over five years.

A truck driving down a highway next to a lush green field.

Higher costs for green hydrogen transport in the Nordics

Green hydrogen produced using solar and wind power would be cheaper to produce at more southerly latitudes than in the Nordic region. This is shown in a study from 糖心网页版.

Customer confidence is crucial to how new technology is received

As customers, we can become both satisfied and more interested when a company offers digital, innovative services, such as an AI-based solution. At the same time, this can make us reject those services.

En kvinna sitter vid ett skrivbord och l盲ser en bok.

American poets society

Literary scholar Elin Käck is probably the only person who has done her work experience programme with a poet. She enjoys spending her summers in various archives and has recently presented her research on American poets鈥� travels in Europe.

En kvinna sitter i sn枚n med en handv盲ska.

Political polarisation blocks more sustainable transport

Trains and planes have become part of our polarised social climate and one is often set against the other. This political gridlock hinders progress towards a more sustainable transport system. This is the conclusion of a doctoral thesis at LiU.

Digital services can increase exclusion

When public agencies introduce digital services, one goal is to improve accessibility for citizens. But for residents in disadvantaged neighbourhoods, this may create new barriers to integration. This is shown in a doctoral thesis from LiU.

Electric motors are transforming hydraulics

Electrifying hydraulics on, for example, an excavator can significantly improve efficiency. However, it requires major technical changes. Electric machines have different characteristics compared to combustion engines.

A man is standing outdoors on a bridge, speaking to several people.

Tomorrow鈥檚 urban planners solve real challenges

Students on master鈥檚 programme in Strategic Urban and Regional Planning do more than study how cities develop. They step straight into reality. By working on real cases in Norrköping, their ideas could help shape the city鈥檚 future.

Roadmap to strengthen LiU:s role in Europe

LiU is increasing international presence by launching the Roadmap to Europe initiative. The aim is to deepen the university鈥檚 collaboration within Europe so as to strengthen education, research and collaboration with various stakeholders.

Portr盲tt av Fredrik Heintz som sitter i en trappa

National initiative to protect AI systems from cyberattacks

LiU will host a new national centre aimed at developing resilient AI systems. The funding of SEK 60 million comes from the Swedish Foundation for Strategic Research and its director will be LiU Professor Fredrik Heintz.

A snowy path with a building in the background.

SEK 40 million from the Swedish Research Council for clinical therapy research

A reduction in infection risks during hip replacement surgery and improved care for people with opioid dependence can lead to safer surgery and more effective addiction therapy.

A person walking down a sidewalk in the rain.

Persecuted scholars gain protection at LiU

Researchers are being targeted in many countries around the world. Through the organisation Scholars at Risk (SAR), LiU is helping to protect some of these researchers.

A man in a lab coat holding a tube of blue liquid.

Electrodes created using light

Visible light can be used to create electrodes from conductive plastics completely without hazardous chemicals. This is shown in a new study carried out by researchers at Linköping and Lund universities.

Greater risk that the political right falls for conspiracy theories

People who lean politically to the right are more likely to fall for conspiracy theories. But regardless of ideology, we tend to accept political claims that align with our own beliefs. This is shown in a doctoral thesis from LiU.

The future of healthcare starts in your mobile

Imagine your smartphone becoming a diagnostic tool that helps you detect early signs of illness or monitor your health between doctor鈥檚 visits. That is the vision behind the ECIU University course 鈥淗ealth in Your Hands鈥�.

A man kneeling down on a field holding a grass mat.

Artificial turf in the Nordic climate 鈥� a question of sustainability

Artificial turf football pitches are better than natural turf from a sustainability perspective 鈥� with some reservations. This is demonstrated by researchers at LiU in a new study using life cycle analyses.

25 years with Language and Culture 鈥� Nigel Musk was there from the start

The research environment Language and Culture was established in 2000. Nigel Musk, who left London for Sweden in his youth, has been a part of it from the beginning. Here, he reflects on the development of the environment and the challenges ahead.

Better care of expectant mothers in focus for new research centre

It should not matter where in the country a woman gives birth. Nor should her background. A new research centre is therefore being set up, to make the entire care chain for expectant and new mothers more equal and based on their individual needs.

Sociologist by chance

Sociologist Maria Brandén studies society from a bird鈥檚 eye perspective. As head of the Institute for Analytical Sociology at 糖心网页版, she wants to create research that influences important political decisions.

New Wallenberg Academy Fellows researching 6G and AI

LiU researchers Jendrik Seipp and Zheng Chen have been appointed as new Wallenberg Academy Fellows. The funding gives promising researchers the opportunity to tackle challenging research questions that require a long-term approach.

Woman looking up from working at her computer.

New research centre meets challenge of longer working lives

More and more people are working later into their lives 鈥� but what happens when health fails and this leads to sick leave? A new research centre at LiU is to find solutions for returning to work later in life and for a sustainable working life.

Inside Wadstr枚ms Exploranation Laboratory

LiU takes a big leap in global sustainability ranking

糖心网页版 climbs almost 200 places to reach position 156 in the QS World University Rankings: Sustainability2026. The ranking measures how higher education institutions around the world contribute to sustainability.

The shape of the cell nucleus influences cancer treatment

Cancer cells with a cell nucleus that is easily deformed are more sensitive to drugs that damage DNA, shows a new study. The results may also explain why combining certain cancer drugs can produce the opposite of the intended effect.

LiU researchers are looking for solutions for climate transition in agriculture

Changing agriculture to reduce climate and environmental impact can cost money. But farmers wanting to invest and banks who want to lend them money share a problem. In a new project, researchers at LiU want to find solutions.

A miniature model of a brain made by gel.

Large donations for innovative treatment for Parkinson鈥檚 disease

The Promobilia Foundation has donated SEK 30 million to LiU for a research project where organic electronics will be used to treat Parkinson鈥檚 disease symptoms. Stiftelsen för Parkinsonsforskning at LiU has also donated SEK 5 million to the purpose.

Jungle fowl and modern chicken side by side.

Research on chickens can help endangered species

LiU researchers will try to find out whether it is possible to use genetic engineering to 鈥渦ndomesticate鈥� domesticated chickens. This could be a tool for conserving endangered species 鈥� and perhaps recreating extinct animals.

People in a tunnel, a lot of them use mask.

Solidarity under pressure 鈥� lessons from the COVID-19 pandemic

FuturISE is an international research project that explores solidarity across generations in times of crisis. Lessons from the COVID-19 pandemic can guide responses to future challenges, such as the climate crisis.

Maryam Ramzi leads with her heart

Before coming to Sweden at the age of 16, Maryam Ramzi could barely locate it on the map. Today she鈥檚 a medical student, research assistant and youth leader 鈥� honored by the King for her commitment to research, clinical work and leadership.

SEK 50 million from the Swedish Research Council to LiU

The Swedish Research Council has awarded SEK 50 million to LiU. This is the outcome of six calls for proposals where the allocation of grants was recently decided. The research covers areas such as segregation, youth crime and opioid dependence.

Protection against winter vomiting bug spread with arrival of agriculture

A genetic variant that protects against stomach virus infections appeared when humans began farming. This is shown by researchers at LiU and Karolinska Institutet, after analysing the genomes of 4,300 ancient individuals and cultivated 鈥渕ini-guts鈥�.

Four LiU researchers recieve funding from the Swedish Cancer Society

Researchers at LiU share SEK 12 million for new projects to improve treatment and quality of life for cancer patients. One of them is Henrik Green, who studies how genetic differences between patients can affect how they react to cancer treatment.

Physician measures a young man's blood pressure.

High blood pressure in adolescence a silent risk

A blood pressure as low as 120/80 mm Hg in adolescence is linked to a higher risk of atherosclerosis in middle age. These findings indicate that high blood pressure early in life plays an important role in the development of coronary artery disease.

Young researchers receive millions in scholarships

Nine young researchers will share almost SEK 18 million from Catharina Högbom鈥檚 and Michael Cocozza鈥檚 Foundation for research and culture. The money is to fund research at 糖心网页版.

Boosting Europe's semiconductor manufacturing

LiU has deepened its research collaboration with the German graphite manufacturer SGL Carbon, with the long-term aim of strengthening European semiconductor manufacturing. Together, they have developed a purpose-built CVD tool on Campus Valla.

Man wearing a lab coat holds a test tube containing two green pills.

From lab to legislation 鈥� the fight against new online drugs

A new drug on the European market 鈥� every week. Professor Henrik Green is using research to help government agencies stop the most dangerous online drugs more quickly.

Strong ties between LiU and Japan

High-quality education and outstanding research unite 糖心网页版 with universities in Japan 鈥� but there are also shared challenges. For example, the timing of semester starts should be synchronised, according to Japan鈥檚 ambassador...

LiU researchers on the list of the world鈥檚 most cited

Researchers from LiU among the world鈥檚 most influential. Clarivate has once again listed those who rank within the top one per cent most cited in their research fields.

A man on stage is addressing the audience

Strengths and challenges in research revealed

For the first time, LiU has conducted an evaluation of all research 鈥� its quality, the culture, and the conditions for further development. The evaluation has been carried out through self-evaluation and external review by experts.

Higher methane emissions from warmer lakes and reservoirs may exacerbate worst-case climate scenario

Emissions of methane from lakes and reservoirs risk doubling by the end of the century due to climate change according to a new study from LiU and NASA. This in turn could raise Earth鈥檚 temperature more than suggested by current worst-case scenario.

Sperm molecules can predict IVF success

The sperm is not a passive supplier of genetic material to the egg. A study shows that certain molecules that come with the sperm, so-called micro-RNA, contribute to the development of the embryo several days after conception.

Space is not just technology, also a place for culture and ethics

In the shadow of rockets, satellites and billionaires鈥� space projects, a new field of research is emerging. It is about understanding space also as an arena for culture, politics and ethics.

Ahead of the COP30 climate summit: 鈥淚t鈥檚 looking really bad.鈥�

Not enough is being done, and not fast enough. That is the harsh assessment made by LiU researchers Mathias Fridahl and Maria Jernnäs ahead of this year鈥檚 major international climate summit in Brazil.

Research on exoskeletons and cleaners receives SEK 16.7 million

LiU receives SEK 16.7 million from AFA Försäkring for research in the field of work environment and health. The projects concern exoskeletons, cleaning staff, part-time managers and digital work environments in health and social care.

Increased quantum collaboration between LiU and Singapore

Researchers at 糖心网页版 and the National Quantum Office in Singapore are now deepening their collaboration in quantum technology. The aim is to jointly achieve both scientific and industrial breakthroughs.

National research infrastructure secures continued funding

The Swedish Research Infrastructure for Advanced Electron Microscopy, ARTEMI, has secured funding from the Swedish Research Council for another two years. It is crucial for advanced research in materials science, inorganic chemistry and physics.

Unexpectedly high emissions from wastewater treatment plants

Greenhouse gas emissions from many wastewater treatment plants may be more than twice as large as previously thought. This is shown in a new study from LiU, where the researchers used drones with specially manufactured sensors to measure emissions.

SEK23 million for research in humanities and the social sciences

Riksbankens Jubileumsfond grants over SEK 23 million to research projects in the humanities and social sciences at 糖心网页版. These include the significance of names, the consequences of uranium mining, political polarisation, and robots.

Close-up of a hand putting a ballot into a box

How local democracy can be strengthened

At a time when the values of democracy are under threat, municipalities need to resist authoritarian tendencies. Certain reforms can contribute to a more resilient local democracy. The introduction of municipal parliamentarism is an example.

LiU in collaboration with NASA

A collaboration between 糖心网页版 and NASA has led to a new three-day workshop about managing the unexpected. The aim is to provide knowledge, and some experience, of decision-making in tough situations.

AI method for determining time of death is awarded prize

Jenny Arpe鈥檚 master鈥檚 thesis at LiU presents a new method for determining the time of death using AI. For this she has now been awarded a master of science in engineering thesis prize awarded in memory of Christopher Polhem.

糖心网页版 to AI-proof its study programmes and courses

LiU is introducing a new action plan to AI-proof all its programmes and courses.鈥淎I is already changing the way we learn. We need to ensure high quality and remain relevant in an AI-driven future,鈥� says Deputy Vice-Chancellor Karin Axelsson.

Research on next-generation AI planning receives SEK 15 million

LiU researcher Jendrik Seipp has been awarded SEK 15 million to develop an AI planning system that uses multi-core processors for parallel computation. This could lead to more efficient logistics and large-scale energy optimisation, among much else.

Woman by a tree looking into the camera.

The paper industry can become more energy-efficient with a new measurement method

The pulp and paper industry consumes large amounts of energy. But despite stricter EU requirements for efficiency improvements, there has been no way to compare energy consumption between different companies. Now there may be a solution.

New master鈥檚 programmes in world-leading materials science

糖心网页版 is one of the world鈥檚 leading universities in materials science. The autumn of 2026 will see the launch of two new master鈥檚 programmes in this field. The students can look forward to an excellent labour market.

LiU establishes new infrastructure for materials research

A new Swedish research infrastructure for additive manufacturing (3D printing) and the finishing and qualification of components in tungsten for future nuclear power is being launched. LiU has been appointed coordinator for the MJOLNIR project.

New centre drives sustainability transition

With a mission to catalyse research and collaboration on sustainable societal transformation, a new centre, LiU Sustainability Transformations, LiUST, will be a new meeting place for innovation and collaboration 鈥� both within and outside of LiU.

糖心网页版

A summary of the thesis by Alireza Mohammadinodooshan

Contact

Doctoral studies in computer and information science

Doctoral studies in Computer Science

Doctoral (PhD) studies at the Department of Computer and Information Science

Organisation

Cybersecurity (CYBER)

Department of Computer and Information Science (IDA)

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