The main task of the Committee is organization of scientific cooperation between czech research and academic institutions and JINR.

Members of the Committee:

Bartova Eva (IBP ASCR)
Burdik Cestmir (FNSPE CTU)
Davidkova Marie (INP ASCR)
Dobes Jan (INP ASCR, Chairman of the Committee for cooperation of the Czech Republic with JINR)
Fajmonova Marketa (MFA CR)
Hedbavny Pavel (Czech Vacuum Society)
Chudoba Vratislav (Head of the national group of the CR in JINR)
Jancik Petr (FMST VSB-TUO)
Janosec Jiri (TC ASCR)
Jirak Zdenek (IP ASCR)
Katovsky Karel (FEEC BUT)
Kvasil Jan (FMP CU)
Leitner Rupert (MFF CUNI,Chairman of the Committee for cooperation of the Czech Republic with CERN)
Lidl Vaclav (MPO CR)
Martanovic Tomas (MPO CR)
Maslan Miroslav (FoS UP)
Pospisil Stanislav (IEAP CTU, Member of the JINR Scientific Council)
Rod Frantisek (MF CR)
Skoda Radek (FEE UWB)
Stekl Ivan (IEAP CTU, Vice-chairman of the Committee for cooperation of the Czech Republic with JINR)
Tursunov Arman (FPS SUO)
Vratislav Stanislav (FNSPE CTU)
Vysinka Marek (Plenipotentiary of the Government of the Czech Republic in JINR)
Wagner Vladimir (INP ASCR)
Wilhelm Ivan (Member of the JINR Scientific Council)

Committee for cooperation of CR with JINR
secretariat
NPI AS CR
Na Truhlářce 39/64
180 00 Prague
Czech Republic

Tel.: +420 266 177 235
E-mail: dubna@ujf.cas.cz

Project

We give an overview of the SPHERE experiment based on detection of reflected Vavilov-Cherenkov radiation (Cherenkov light) from extensive air showers in the energy region E>10^{15} eV. A brief history of the reflected Cherenkov light technique is given; t