{"publication":"Communications in Mathematical Physics","doi":"10.1007/s00220-021-04185-w","extern":"1","year":"2021","title":"On Existence of Ground States in the Spin Boson Model","volume":388,"citation":{"chicago":"Hasler, David, Benjamin Hinrichs, and Oliver Siebert. “On Existence of Ground States in the Spin Boson Model.” Communications in Mathematical Physics 388, no. 1 (2021): 419–33. https://doi.org/10.1007/s00220-021-04185-w.","apa":"Hasler, D., Hinrichs, B., & Siebert, O. (2021). On Existence of Ground States in the Spin Boson Model. Communications in Mathematical Physics, 388(1), 419–433. https://doi.org/10.1007/s00220-021-04185-w","bibtex":"@article{Hasler_Hinrichs_Siebert_2021, title={On Existence of Ground States in the Spin Boson Model}, volume={388}, DOI={10.1007/s00220-021-04185-w}, number={1}, journal={Communications in Mathematical Physics}, publisher={Springer Science and Business Media LLC}, author={Hasler, David and Hinrichs, Benjamin and Siebert, Oliver}, year={2021}, pages={419–433} }","short":"D. Hasler, B. Hinrichs, O. Siebert, Communications in Mathematical Physics 388 (2021) 419–433.","mla":"Hasler, David, et al. “On Existence of Ground States in the Spin Boson Model.” Communications in Mathematical Physics, vol. 388, no. 1, Springer Science and Business Media LLC, 2021, pp. 419–33, doi:10.1007/s00220-021-04185-w.","ama":"Hasler D, Hinrichs B, Siebert O. On Existence of Ground States in the Spin Boson Model. Communications in Mathematical Physics. 2021;388(1):419-433. doi:10.1007/s00220-021-04185-w","ieee":"D. Hasler, B. Hinrichs, and O. Siebert, “On Existence of Ground States in the Spin Boson Model,” Communications in Mathematical Physics, vol. 388, no. 1, pp. 419–433, 2021, doi: 10.1007/s00220-021-04185-w."},"publication_status":"published","user_id":"99427","language":[{"iso":"eng"}],"date_updated":"2023-04-14T05:03:06Z","_id":"43465","external_id":{"arxiv":["2102.13373"]},"issue":"1","type":"journal_article","status":"public","intvolume":" 388","date_created":"2023-04-13T18:07:22Z","page":"419-433","author":[{"first_name":"David","last_name":"Hasler","full_name":"Hasler, David"},{"id":"99427","orcid":"0000-0001-9074-1205","full_name":"Hinrichs, Benjamin","last_name":"Hinrichs","first_name":"Benjamin"},{"last_name":"Siebert","first_name":"Oliver","full_name":"Siebert, Oliver"}],"publisher":"Springer Science and Business Media LLC","abstract":[{"text":"We show the existence of ground states in the massless spin boson model without any infrared regularization. Our proof is non-perturbative and relies on a compactness argument. It works for arbitrary values of the coupling constant under the hypothesis that the second derivative of the ground state energy as a function of a constant external magnetic field is bounded.","lang":"eng"}],"publication_identifier":{"issn":["0010-3616","1432-0916"]},"article_type":"original"}