Chofor N - Search Results

1

Mapping radiation quality inside photon-irradiated absorbers by means of a twin-chamber method.

Chofor N, Harder D, Looe HK, Kapsch RP, Kollhoff R, Willborn K, Rühmann A, Poppe B. Chofor N, et al. Z Med Phys. 2009;19(4):252-63. doi: 10.1016/j.zemedi.2009.05.006. Epub 2009 Jun 21. Z Med Phys. 2009. PMID: 19962083

2

Dosimetric characteristics of an unshielded p-type Si diode: linearity, photon energy dependence and spatial resolution.

Djouguela A, Griessbach I, Harder D, Kollhoff R, Chofor N, Rühmann A, Willborn K, Poppe B. Djouguela A, et al. Among authors: chofor n. Z Med Phys. 2008;18(4):301-6. doi: 10.1016/j.zemedi.2008.06.007. Z Med Phys. 2008. PMID: 19205300

3

Experimental study on photon-beam peripheral doses, their components and some possibilities for their reduction.

Chofor N, Harder D, Rühmann A, Willborn KC, Wiezorek T, Poppe B. Chofor N, et al. Phys Med Biol. 2010 Jul 21;55(14):4011-27. doi: 10.1088/0031-9155/55/14/005. Epub 2010 Jun 24. Phys Med Biol. 2010. PMID: 20577041

4

Low-energy photons in high-energy photon fields--Monte Carlo generated spectra and a new descriptive parameter.

Chofor N, Harder D, Willborn K, Rühmann A, Poppe B. Chofor N, et al. Z Med Phys. 2011 Sep;21(3):183-97. doi: 10.1016/j.zemedi.2011.02.002. Epub 2011 May 6. Z Med Phys. 2011. PMID: 21530198 Free article.

5

A direction-selective flattening filter for clinical photon beams. Monte Carlo evaluation of a new concept.

Chofor N, Harder D, Willborn K, Rühmann A, Poppe B. Chofor N, et al. Phys Med Biol. 2011 Jul 21;56(14):4355-76. doi: 10.1088/0031-9155/56/14/009. Epub 2011 Jun 27. Phys Med Biol. 2011. PMID: 21709343

6

Internal scatter, the unavoidable major component of the peripheral dose in photon-beam radiotherapy.

Chofor N, Harder D, Willborn KC, Poppe B. Chofor N, et al. Phys Med Biol. 2012 Mar 21;57(6):1733-43. doi: 10.1088/0031-9155/57/6/1733. Epub 2012 Mar 7. Phys Med Biol. 2012. PMID: 22398213

7

Non-reference condition correction factor kNR of typical radiation detectors applied for the dosimetry of high-energy photon fields in radiotherapy.

Chofor N, Harder D, Poppe B. Chofor N, et al. Z Med Phys. 2012 Sep;22(3):181-96. doi: 10.1016/j.zemedi.2012.05.001. Epub 2012 May 31. Z Med Phys. 2012. PMID: 22658451 Free article.

8

Supplementary values of the dosimetric parameters kNR and Em for various types of detectors in 6 and 15 MV photon fields.

Chofor N, Harder D, Poppe B. Chofor N, et al. Z Med Phys. 2014 Mar;24(1):27-37. doi: 10.1016/j.zemedi.2013.04.001. Epub 2013 May 1. Z Med Phys. 2014. PMID: 23642543 Free article.

9

The mean photon energy ĒF at the point of measurement determines the detector-specific radiation quality correction factor kQ,M in (192)Ir brachytherapy dosimetry.

Chofor N, Harder D, Selbach HJ, Poppe B. Chofor N, et al. Z Med Phys. 2016 Sep;26(3):238-50. doi: 10.1016/j.zemedi.2015.08.002. Epub 2015 Sep 19. Z Med Phys. 2016. PMID: 26387927

10

Reference conditions for ion-chamber based HDR brachytherapy dosimetry and for the calibration of high-resolution solid detectors.

Schoenfeld AA, Büsing K, Delfs B, Chofor N, Jiang P, Harder D, Poppe B, Willborn KC. Schoenfeld AA, et al. Among authors: chofor n. Z Med Phys. 2018 Dec;28(4):293-302. doi: 10.1016/j.zemedi.2017.09.003. Epub 2017 Sep 29. Z Med Phys. 2018. PMID: 28969957

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