• AMERICAN SOCIETY FOR RADIATION ONCOLOGY (ASTRO).
• EUROPEAN SOCIETY FOR RADIATION & ONCOLOGY (ESTRO). ASSOCIATION OF RADIATION ONCOLOGIST OF INDIA(AROI).
• INDIAN MEDICAL ASSOCIATION (IMA).
• EUROPEAN SOCIATY OF MEDICAL ONCOLOGY ( ESMO).  

WORK EXPERIENCE:-  

1. SENIOR CONSULTANT RADIATION ONCOLOGIST AT AMRI CANCER CENTRE, AMRI HOSPITALS,KOLKATA.DEC 2020 TILL DATE.    
2. SENIOR CONSULTANT RADIATION ONCOLOGIST AT NETAJI SUBHAS CHANDRA BOSE CANCER HOSPITAL, KOLKATA.OCTOBER 2019 - DEC 2020.
3. SENIOR CONSULTANT RADIATION ONCOLOGIST AT NAYATI MEDICITY,MATHURA,INDIA.APRIL 2019 - OCTOBER 2019.
4. SENIOR CONSULTANT RADIATION ONCOLOGIST AT UNITED HOSPITAL,DHAKA,BANGLADESH.APRIL 2018 - MARCH 2019.
5. SENIOR CONSULTANT CLINICAL & RADIATION ONCOLOGIST AT AMRI HOSPITAL,KOLKATA.APRIL 2017 - MARCH 2018.
6. SENIOR CONSULTANT CLINICAL & RADIATION ONCOLOGIST AT UNITED HOSPITAL,DHAKA,BANGLADESH.  AUGUST 2015 - MARCH 2017.
7. PROFESSOR & SENIOR CONSULTANT RADIATION & CLINICAL ONCOLOGIST AT KHWAJA YUNUS ALI MEDICAL COLLEGE & HOSPITAL,BANGLADESH.MAY 2014 - MARCH 2015.  
8. HOD & SENIOR RADIATION ONCOLOGIST AT HCG CURIA ABDUR RAZZAQUE CANCER INSTITUTE,RANCHI, INDIA.   AUGUST 2013 - APRIL 2014.
9. PROFESSOR & SENIOR CONSULTANT RADIATION ONCOLOGIST,KHWAJA YUNUS ALI MEDICAL COLLEGE & HOSPITAL,BANGLADESH.JUNE 2012 - JULY 2013.
10. CONSULTANT RADIATION ONCOLOGIST ADVANCED MEDICAL RESEARCH CANCER CENTRE,AMRI HOSPITALS, KOLKATA,INDIA.DECEMBER 2006 - MAY 2012.
11. ASSOCIATE CONSULTANT,DEPARTMENT OF RADIATION ONCOLOGY,ADVANCED MEDICARE RESEARCH CANCER CENTRE,AMRI HOSPITALS,KOLKATA,INDIA.MARCH 2005 - NOVEMBER 2006.    
12. SENIOR RADIATION ONCOLOGIST,ADVANCED MEDICARE RESEARCH CANCER CENTRE,AMRI HOSPITALS, KOLKATA,INDIA.          
13.  CONSULTANT RADIATION ONCOLOGIST,BARASAT CANCER HOSPITAL,KOLKATA,INDIA.JULY 2004 - FEBRUARY 2005.1MEDICAL OFFICER,DEPARTMENT OF RADIATION ONCOLOGIST,R.S.T.REGIONAL CANCER CENTRE, NAGPUR, INDIA.JANIARY 2002 - JUNE 2004.

SCIENTIFIC & RESEARCH ACTIVITY:-

• MD THESIS ENTITLED “ROLE OF NEO - ADJUVANT CHEMOTHERAPY FOLLOWED BY RADIOTHERAPY VS. ONLY RADOTHERAPY FOR LOCO REGIONAL CONTROL IN ADVANCED CARCINOMA OF HEAD & NECK”.                  
• COMPARISON OF MONITOR UNIT VERIFICATION OF IMRT QUALITY ASSURANCE BY OPTIMIZED POINT DOSE MEASUREMENT BY THREE DIFFERENT METHODOLOGIES ORAL PRESENTATION SARKAR BIPLAB,GHOSH BHASWAR, MAHENDRAMOHAN S, SRIRAMPRASATH S, GOSWAMI JYOTIRUP,RAY AMITABH,BASU AYAN,BASU SAUMEN, BHATTACHARYA K,SANTHIL KUMAR P, NANDI ARUP RATAN ASSOCIATION OF MEDICAL PHYSICIST OF INDIA;ANNUAL INTERNATIONAL CONFERENCE 2009, HELD IN HYDERABAD, INDIA,NOVEMBER 2009.                                
• BEAM MATCHING OF LINEAR ACCELERATORS BY USING MATHEMATICAL FUNCTIONS SUBMISSION NUMBER: 15623 SARKAR B,A MANIKANDAN,S ROY,P SENTHILKUMAR,A ROY, SAUMEN BASU,K BHATTACHARYA.ABSTRACT HAS BEEN ACCEPTED FOR THE GENERAL POSTER DISCUSSION SESSION DURING THE 53RD 2011 JOINT AAPM/COMP MEETING IN VANCOUVER,BC.                                  
• ATTENDED ESTRO TEACHING COURSE ON IMAGE GUIDED RADIOTHERAPY(IGRT) IN DEC.2009 AT BRUSSELS, BELGIUM.                                    
• A GENERAL APPROACH TO BEAM MATCHING OF LINEAR ACCELERATORS SARKAR B,SENTHILKUMAR P, RAY S, ROY A,BASU S,BHATTACHARYA K.ASSOCIATION OF MEDICAL PHYSICS OF INDIA INTERNATIONAL CONFERENCE 2011 CMCH, VELLORE,INDIA.
• 2011 EUROPEAN MULTIDISCIPLINARY CANCER CONGRESS - LATE BREAKING,ORAL PRESENTATION IN STOCKHOLM”ON REVERSAL OF TAMOXIFEN RESISTANCE (HORMONE RESISTANCE) BY ADDITION OF SIROLIMUS ( mTOR INHIBITOR) IN METASTATIC BREAST CANCER”.                                            RESPECTIVE ABSTRACTS HAVE BEEN SELECTED FOR POSTER PRESENTATION AT THE 15TH WORLD CONFERENCE ON LUNG CANCER 2013 SYDNEY,OCTOBER 27 - 30,2013.       . CONTINUOUS LOW DOSE TEMOZOLOMIDE IN BRAIN METASTASIS FROM LUNG CANCER. INCREASING THERAPEUTIC EFFICACY & SAFETY OF DOCETAXEL IN LUNG CANCER
• . HETEROGENEITY OF ADENOCARCINOMA OF LUNG - CHANGE IN IMMUNOHISTOCHEMISTRY & HISTOPATHOLOGY CHARACTER IN PATIENTS TREATED WITH CHEMOTHERAPT OR EGFR - TKIs.                         . SIOG ABSTRACT SUBMISSION 13TH CONFERENCE OF THE INTERNATIONAL SOCIETY OF GERIATRIC ONCOLOGY SIOG 2013, COPENHAGEN,DENMARK.”PHASE II STUDY EVALUATING SAFETY & EFFICACY OF CO - ADMINISTRATION OF PROPRANOLOL & ETODOLAC FOR TREATING CANCER CACHEXIA IN GERIATRIC PATIENTS”.      
• MANI.K,BASU.S,BHUIYAN M,AHMED S,SUMON M, HAQUE K, SENGUPTA A,UN NABI, M & DAS K(2017).THREE DIMENSIONAL CONFORMAL RADIOTHERAPY FOR SYNCHRONOUS BILATERAL BREAST IRRADIATION USING A MONO ISO - CENTER TECHNIQUE,POLISH JOURNAL OF MEDICAL PHYSICS AND ENGINEERING,23(2),15 - 19. doi:https://doi.org/10.1515/pjmpe-2017-0004    
•     RAMMA LINGAIAH,MD ABBAS ALI,UMMAY KULSUM, MUHTASIM AZIZ MUNEEM,KARTHICK RAJ MANI,SAUMEN BASU,MD.SHAKULUR RAHMAN & M SALAHUDDIN,GTV VOLUME ESTIMATION USING DIFFERENT MODE OF COMPUTER TOMOGRAPHY FOR LUNG TUMORS IN STEREOTAVTIC BODY RADIATION THERAPY, MANUSCRIPT ACCEPTED IN POLISH JOURNAL OF MEDICAL PHYSICS AND ENGINEERING.                  
• KARTHICK RAJ MANI.MUHTASIM AZIZ MUNEEM,NAZNEEN SULTANA,TANJINA HOSSAIN TABINDA BASHARAT,SAUMEN BASU & RAMAA LINGAIAH,DOSIMETRIC COMPARISON OF JAW TRACKING IN INTENSITY MODULATEDAND VOLUMETRIC MODULATED ARC RADIOTHERAPY FOR CARCINOMA OF CERVIX,MANUSCRIPT UNDER REVIEW IN POLISH JOURNAL OF MEDICAL PHYSICS AND ENGINEERING(PJMPE) IS AN OFFICIAL PUBLICATION OF THE POLISH SOCIETY OF MEDICAL PHYSICS,ISSN 1898 - 0309.            
• DEB J,CHAUDHURI S,BASU S,PANDA D,SINHA SN, KUMAR S,KUMAR N,ET AL. RETROSPECTIVE ANALYSIS OF RANDOM AND SYSTEMATIC ERRORS IN RADIATION THERAPY OF HEAD AND NECK CANCER PATIENTS AND ITS CLINICAL PREDICTIVE IMPLICATIONS WITH VMAT THEATMENT.INT J RES MED SCI 2019;7:2758-63.      
• BASU S,KARTHICK RAJ MANI ET AL.DOSIMETRIC COMPARISON OF 2D,2D(MLC),3DCRT AND IMRT IN CARCINOMA CERVIX.IISJ.eISSN:2457-0958.VOL 3/ISSUE 12/ DECEMBER,2019.