--- title: "Cologne — research institutions and their papers" description: "Cologne (Germany): 4 institutions with papers on Elamur Research — 2 universities, 1 research institute, 1 company — and 3,105 citations of their works." canonical: "https://research.elamur.ai/free/en/agglomerations/cologne/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/agglomerations/cologne/) [home](https://md.research.elamur.ai/free/en/) / [institutions](https://md.research.elamur.ai/free/en/orgs/) / [agglomerations](https://md.research.elamur.ai/free/en/agglomerations/) / Cologne # Cologne Agglomeration [Germany](https://md.research.elamur.ai/free/en/agglomerations/country/de/) · metro population 3,178,672 (functional urban area, GHSL 2015) **4** institutions with a page**10** works in our library**3,105** citations of their works ## Institutions (4) 2 universities, 1 research institute, 1 company; the most cited first. **[University of Bonn](https://md.research.elamur.ai/free/en/universities/university-of-bonn/)**University · [Bonn](https://md.research.elamur.ai/free/en/agglomerations/cologne/), Germany*3 works · 2,145 citations* **[Bayer](https://md.research.elamur.ai/free/en/companies/bayer/)**Company · [Leverkusen](https://md.research.elamur.ai/free/en/agglomerations/cologne/), Germany*2 works · 387 citations* **[University of Cologne](https://md.research.elamur.ai/free/en/universities/university-of-cologne/)**University · [Cologne](https://md.research.elamur.ai/free/en/agglomerations/cologne/), Germany*3 works · 303 citations* **[Fraunhofer Institute for Intelligent Analysis and Information Systems](https://md.research.elamur.ai/free/en/labs/fraunhofer-institute-for-intelligent-analysis-and-information-systems/)**Research institute · [Sankt Augustin](https://md.research.elamur.ai/free/en/agglomerations/cologne/), Germany*3 works · 270 citations* Agglomerations: the GHSL Urban Centre Database 2025; populations: the GHSL functional urban areas 2015 (urban centre and commuting zone), else the urban centre, as each page says (European Commission, Joint Research Centre, CC BY 4.0). An institution belongs to the urban centre its coordinates (ROR, OpenAlex) fall in, or one within 5 km. Land: Natural Earth.