Zobrazeno 1 - 10
of 51
pro vyhledávání: '"Ulrich W. Langner"'
Autor:
Jae Won Jung, Gleb Kuzmin, Yeon Soo Yeom, Keith Griffin, Dillon Ellis, Jungwook Shin, Jerimy C. Polf, Choonik Lee, Matthew M. Mille, Ulrich W. Langner, Choonsik Lee
Publikováno v:
J Radiol Prot
Significant efforts such as the Pediatric Proton/Photon Consortium Registry (PPCR) involving multiple proton therapy centers have been made to conduct collaborative studies evaluating outcomes following proton therapy. As a groundwork dosimetry effor
Publikováno v:
Medical Dosimetry. 45:346-351
This is the first study that compared treatment plan quality and planning efficiency for lung stereotactic body radiation therapy (SBRT) using CyberKnife (CK) Multiplan vs Varian Eclipse treatment planning systems, including volumetric modulated arc
Publikováno v:
Journal of Radiotherapy in Practice. 17:422-426
PurposeTo investigate the necessity of rotational shifts by considering dosimetric impact of rotational errors on stereotactic body radiation therapy (SBRT).Materials and methods20 lung patients with the lesion size ResultsNo significant dosimetric d
Publikováno v:
Poulsen, P R, Eley, J, Langner, U, Simone, C B & Langen, K 2018, ' Efficient Interplay Effect Mitigation for Proton Pencil Beam Scanning by Spot-Adapted Layered Repainting Evenly Spread out Over the Full Breathing Cycle ', International Journal of Radiation Oncology, Biology, Physics, vol. 100, no. 1, pp. 226-234 . https://doi.org/10.1016/j.ijrobp.2017.09.043
Purpose: To develop and implement a practical repainting method for efficient interplay effect mitigation in proton pencil beam scanning (PBS).Methods and Materials: A new flexible repainting scheme with spot-adapted numbers of repainting evenly spre
Autor:
Esther Yu, Kara L. Leonard, Sydney Tan, Jennifer Gass, U Shukla, M Sueyoshi, David E. Wazer, Ulrich W. Langner, D Linshaw, Kathryn E. Huber, Chelsea Miller, Jaroslaw T. Hepel, B H Diamond
Publikováno v:
International Journal of Radiation Oncology*Biology*Physics. 111:e212
PURPOSE/OBJECTIVE(S) The accuracy of tumor bed (TB) delineation is essential for targeting boost dose or partial breast irradiation. Surgical clip markers (CM) are standardly used. However, despite using CM, multiple studies have shown high interobse
Autor:
M. S. Potgieter, Ulrich W. Langner
Publikováno v:
Annales Geophysicae, Vol 22, Iss 8, Pp 3063-3072 (2004)
Annales Geophysicae, Vol 22, Pp 3063-3072 (2004)
Annales Geophysicae, Vol 22, Pp 3063-3072 (2004)
The interest in the role of the solar wind termination shock and heliosheath in cosmic ray modulation studies has increased significantly as the Voyager1 and 2 spacecraft approach the estimated position of the solar wind termination shock. The effect
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c5ebe6bd0cbc1383011164904199af10
https://www.ann-geophys.net/22/3063/2004/
https://www.ann-geophys.net/22/3063/2004/
Autor:
S. Keohan, M. Dyer, X. Zhang, Muhammad M. Qureshi, Minh Tam Truong, Y. Tsutsumi, Ulrich W. Langner
Publikováno v:
International Journal of Radiation Oncology*Biology*Physics. 105:E115-E116
Publikováno v:
Journal of Applied Clinical Medical Physics
Objective Analytical dose calculation algorithms for Eclipse and Raystation treatment planning systems (TPS), as well as a Raystation Monte Carlo model are compared to corresponding measured point doses. Method The TPS were modeled with the same beam
Comparison of multi-institutional Varian ProBeam pencil beam scanning proton beam commissioning data
Publikováno v:
Journal of Applied Clinical Medical Physics
Purpose Commissioning beam data for proton spot scanning beams are compared for the first two Varian ProBeam sites in the United States, at the Maryland Proton Treatment Center (MPTC) and Scripps Proton Therapy Center (SPTC). In addition, the extent