Search Results - "Yohannes, Indra"

Measurement‐based range evaluation for quality assurance of CBCT‐based dose calculations in adaptive proton therapy by Neppl, Sebastian, Kurz, Christopher, Köpl, Daniel, Yohannes, Indra, Schneider, Moritz, Bondesson, David, Rabe, Moritz, Belka, Claus, Dietrich, Olaf, Landry, Guillaume, Parodi, Katia, Kamp, Florian

“…Purpose The implementation of volumetric in‐room imaging for online adaptive radiotherapy makes extensive testing of this image data for treatment planning…”
Get full text

A formulation of tissue- and water-equivalent materials using the stoichiometric analysis method for CT-number calibration in radiotherapy treatment planning by Yohannes, Indra, Kolditz, Daniel, Langner, Oliver, Kalender, Willi A

“…Tissue- and water-equivalent materials (TEMs) are widely used in quality assurance and calibration procedures, both in radiodiagnostics and radiotherapy. In…”
Get more information

Development of integration mode proton imaging with a single CMOS detector for a small animal irradiation platform by Schnürle, Katrin, Bortfeldt, Jonathan, Englbrecht, Franz Siegfried, Gianoli, Chiara, Hartmann, Jens, Hofverberg, Petter, Meyer, Sebastian, Niepel, Katharina, Yohannes, Indra, Vidal, Marie, Landry, Guillaume, Hérault, Joël, Schreiber, Jörg, Parodi, Katia, Würl, Matthias

“…A novel irradiation platform for preclinical proton therapy studies foresees proton imaging for accurate setup and treatment planning. Imaging at modern…”
Get full text

Challenges of radiotherapy: Report on the 4D treatment planning workshop 2013 by Knopf, Antje, Nill, Simeon, Yohannes, Indra, Graeff, Christian, Dowdell, Stephen, Kurz, Christopher, Sonke, Jan-Jakob, Biegun, Aleksandra K, Lang, Stephanie, McClelland, Jamie, Champion, Benjamin, Fast, Martin, Wölfelschneider, Jens, Gianoli, Chiara, Rucinski, Antoni, Baroni, Guido, Richter, Christian, van de Water, Steven, Grassberger, Clemens, Weber, Damien, Poulsen, Per, Shimizu, Shinichi, Bert, Christoph

“…Abstract This report, compiled by experts on the treatment of mobile targets with advanced radiotherapy, summarizes the main conclusions and innovations…”
Get full text

Effect of VERO pan‐tilt motion on the dose distribution by Prasetio, Heru, Yohannes, Indra, Bert, Christoph

“…Tumor tracking is an option for intra‐fractional motion management in radiotherapy. The VERO gimbal tracking system creates a unique beam geometry and…”
Get full text

Noncoplanar verification: a feasibility study using Philips' Pinnacle3 treatment planning system by Yohannes, Indra, Prasetio, Heru, Bert, Christoph

“…Noncoplanar fields are normally used to improve the dose conformity of the target while sparing organs at risk. One of the methods to verify the dose…”
Get full text

Semiempirical analysis of materials' elemental composition to formulate tissue-equivalent materials: a preliminary study by Yohannes, Indra, Kolditz, Daniel, Kalender, Willi A

“…Tissue-equivalent materials are used for simplifying quality control and quality assurance procedures, both in diagnostic and therapeutic radiology. Important…”
Get more information

Technical Note: Radiation properties of tissue- and water-equivalent materials formulated using the stoichiometric analysis method in charged particle therapy: Radiation properties of TEMs in charged particle therapy by Yohannes, Indra, Hild, Sebastian, Vasiliniuc, Stefan, Langner, Oliver, Graeff, Christian, Bert, Christoph

Get full text

Dosimetric accuracy of the cone‐beam CT‐based treatment planning of the Vero system: a phantom study by Yohannes, Indra, Prasetio, Heru, Kallis, Karoline, Bert, Christoph

“…We report an investigation on the accuracy of dose calculation based on the cone‐beam computed tomography (CBCT) images of the nonbowtie filter kV imaging…”
Get full text

Automation of radiation treatment planning: Evaluation of head and neck cancer patient plans created by the Pinnacle3 scripting and Auto-Planning functions by Speer, Stefan, Klein, Andreas, Kober, Lukas, Weiss, Alexander, Yohannes, Indra, Bert, Christoph

“…Background Intensity-modulated radiotherapy (IMRT) techniques are now standard practice. IMRT or volumetric-modulated arc therapy (VMAT) allow treatment of the…”
Get full text

Noncoplanar verification: a feasibility study using Philips' Pinnacle 3 treatment planning system by Yohannes, Indra, Prasetio, Heru, Bert, Christoph

“…Noncoplanar fields are normally used to improve the dose conformity of the target while sparing organs at risk. One of the methods to verify the dose…”
Get full text

Technical Note: Radiation properties of tissue‐ and water‐equivalent materials formulated using the stoichiometric analysis method in charged particle therapy by Yohannes, Indra, Hild, Sebastian, Vasiliniuc, Stefan, Langner, Oliver, Graeff, Christian, Bert, Christoph

“…Purpose: Five tissue‐ and water‐equivalent materials (TEMs) mimicking ICRU real tissues have been formulated using a previously established stoichiometric…”
Get full text

Automation of radiation treatment planning : Evaluation of head and neck cancer patient plans created by the Pinnacle 3 scripting and Auto-Planning functions by Speer, Stefan, Klein, Andreas, Kober, Lukas, Weiss, Alexander, Yohannes, Indra, Bert, Christoph

“…Intensity-modulated radiotherapy (IMRT) techniques are now standard practice. IMRT or volumetric-modulated arc therapy (VMAT) allow treatment of the tumor…”
Get full text