Author = Nahid Chegeni
Number of Articles: 8
1. Optimization of the brain tumor MR images classification accuracy using the optimal threshold, PCA and training ANFIS with different repetitions

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 33-33

Mohamad Javad Tahmasebi Birgani; Fariba Farhadi Birgani; Nahid Chegeni


2. Determination of therapeutic standard field for cancer patients including the medical megavoltage accelerator jaws movement.

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 346-346

Mohammad Javad Tahmasebi Birgani; Nahid Chegeni; Raziye Fayazi; Marziyeh Tahmasbi; Jafar Fatahi Asl; Mohammad.Ali Behrooz


3. Analytical investigation of the practical range and deflection of megavoltage electron beam in the water phantom with the presence of magnetic field

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 227-227

Mohammad Javad Tahmasebi Birgani; Nahid Chegeni; Marziyeh Tahmasbi; Mansour Zabih Zade


4. Reduction of photon contamination in electron therapy of cancer with magnetic fields

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 140-140

Mohammad Javad Tahmasebibirgani; Mohammad Ali Behrooz; Mansour Zabihzadeh; Hojatollah Shahbazian; Reza Maskani; Jafar Fatahiasl; Nahid Chegeni


5. Calculating weighting factors for mixing megavoltage photon beams to achieve desirable dose distribution in Radiotherapy

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 16-16

Mohammad Javad Tahmasebi Birgani; Nahid Chegeni; Marziyeh Tahmasbi; Maryam Hazbavi


6. Investigating The Role of Helium Bag On Electron Contamination Removal Using Beam NRC

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 211-211

Nahid Chegeni; Khadijeh Hosseini


7. Dose GRID increase the unwanted photoneutron dose to the patients in GRID therapy?

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 106-106

Nahid Chegeni; Amir Hossein Karimi


8. Measurement Of Scatter Factors For Small Photon Fields Using Gaf chromic EBT2 Film

Volume 15, Special Issue-12th. Iranian Congress of Medical Physics, November and December 2018, Pages 374-374

Fariba Eyni; Nahid Chegeni; Mohammad Javad Tahmasebi Birgani; Seyed Mojtaba Hosseini; Maryam Atarod