J. Free

Faculty of Medical Sciences

Telephone:

E-mail:

j.free umcg.nl

ORCID Research Portal

Publications

3274 Assessing the Need for Repainting Energy Layers in Proton Therapy for Breast Cancer

Štrbac, B., Andersen, T., Pisciotta, P., Free, J., Maduro, J. H., Langendijk, J. A. & Both, S., 1-May-2025, In: Radiotherapy and Oncology. 206, Supplement 1, p. S3167-S3168 2 p.

Research output: Contribution to journal › Meeting Abstract › Academic

Evaluation of Spot-Level N-12 PET Imaging for Online Range Verification in Multi-Field Intensity Modulated Proton Therapy

Zapien Campos, B., Ahmadi Ganjeh, Z., Free, J., Both, S. & Dendooven, P., 28-Jul-2025.

Research output: Contribution to conference › Abstract › Academic

Instantaneous in vivo distal edge verification in intensity-modulated proton therapy by means of PET imaging

Zapien-Campos, B., Ahmadi Ganjeh, Z., Perotti Bernardini, G., Free, J., Both, S. & Dendooven, P., Jul-2025, In: Medical Physics. 52, 7, 14 p., e17850.

Research output: Contribution to journal › Article › Academic › peer-review

IS MACHINE STEERING FILE BASED PATIENT SPECIFIC QUALITY ASSURANCE FOR ONLINE ADAPTIVE PROTON THERAPY FEASIBLE?

Marmitt, G. G., Herbin, G., Pin, A., Free, J., Langendijk, J. & Both, S., 1-Dec-2025, In: International journal of particle therapy. 17, Supplement, 100929.

Research output: Contribution to journal › Meeting Abstract › Academic

Prompt gamma imaging vs. range probing: Experimental comparison of two range verification approaches for proton therapy

Bertschi, S., Perotti Bernardini, G. F., Berthold, J., Free, J., Bodenstein, E., Guterres Marmitt, G., Janssens, G., Stützer, K., Both, S. & Richter, C., Dec-2025, In: Medical Physics. 52, 12, 11 p., e70142.

Research output: Contribution to journal › Article › Academic › peer-review

Proton radiography interpretation with artificial intelligence for treatment deviation detection in proton therapy

Perotti Bernardini, G., Galapon, A., Guterres Marmitt, G., Free, J., van Ooijen, P., Langendijk, J. & Both, S., Oct-2025, In: Physics and imaging in radiation oncology. 36, 7 p., 100872.

Research output: Contribution to journal › Article › Academic › peer-review

Real-time in vivo range verification based on N-12 imaging at beam spot-level in proton therapy

Dendooven, P., Zapien Campos, B., Ahmadi Ganjeh, Z., Perotti Bernardini, G. F., Free, J. & Both, S., 6-May-2025, In: Radiotherapy and Oncology. 206, Supplement 1, p. S2957-S2958 2 p.

Research output: Contribution to journal › Meeting Abstract › Academic