J. Free

Faculteit Medische Wetenschappen/UMCG

Telefoon:

E-mail:

j.free umcg.nl

ORCID Research Portal

Publicaties

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.

Onderzoeksoutput ›

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 blz., e17850.

Onderzoeksoutput › › peer review

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., 19-nov.-2025, In: Medical Physics. 52, 12

Onderzoeksoutput › › 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., okt.-2025, In: Physics and imaging in radiation oncology. 36, blz. 100872

Onderzoeksoutput › › 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-mei-2025, In: Radiotherapy and Oncology. 206, Supplement 1, blz. S2957-S2958 2 blz.

Onderzoeksoutput ›

Real-time N-12 PET imaging for range verification in multi-field IMPT irradiations

Dendooven, P., Zapien Campos, B., Ahmadi Ganjeh, Z., Free, J. & Both, S., 6-jun.-2025.

Onderzoeksoutput ›

1563: Towards real-time range verification for head and neck treatments based on in-beam PET imaging

Zapien Campos, B., Ahmadi Ganjeh, Z., Perotti Bernardini, G., Free, J., Both, S. & Dendooven, P., 5-mei-2024, blz. S3845-S3848. 4 blz.

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2231: Breast Cancer Proton Therapy: DSC as Metric for Treatment Precision Decision-making

Štrbac, B., Hamming, V. C., Pisciotta, P., Free, J., Maduro, J. H., Langendijk, J. A. & Both, S., mei-2024, blz. S4078-S4080. 3 blz.

Onderzoeksoutput ›

Hypofractionated proton therapy reduces beam on time in esophageal cancer patients

Klinker, P., Free, J., Guterres Marmitt, G., Dieters, M., IJsbrandy, C., Beukema, J. C., Korevaar, E. W., Langendijk, J. A. & Muijs, C. T., mei-2024, In: Radiotherapy and Oncology. 194, Supplement 1, blz. S5980-S5982 3 blz.

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Nitrogen-12 positron imaging in-between spots for real-time range verification in proton therapy

Zapien Campos, B., Ahmadi Ganjeh, Z., Perotti Bernardini, G. F., Free, J., Both, S. & Dendooven, P., 10-jun.-2024, In: International journal of particle therapy. 12, Supplement, blz. 69-70 2 blz.

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