| Measuring photodarkening from single-mode ytterbium doped silica fibers JJ Koponen, MJ Söderlund, HJ Hoffman, SKT Tammela Optics Express 14 (24), 11539-11544, 2006 | 239 | 2006 |
| Single-channel gas concentration measurement method and apparatus using a short-resonator Fabry-Perot interferometer Y Koskinen, A Lehto, S Tammela, M Blomberg, M Orpana, A Torkkeli US Patent 5,646,729, 1997 | 162 | 1997 |
| Photodarkening in ytterbium-doped silica fibers JJ Koponen, MJ Söderlund, SKT Tammela, H Po Optically Based Materials and Optically Based Biological and Chemical …, 2005 | 128 | 2005 |
| Photodarkening in ytterbium-doped silica fibers JJ Koponen, MJ Söderlund, SKT Tammela, H Po Optically Based Materials and Optically Based Biological and Chemical …, 2005 | 128 | 2005 |
| Method of producing optical waveguides S Honkanen, S Tammela, A Tervonen US Patent 5,035,734, 1991 | 96 | 1991 |
| The potential of direct nanoparticle deposition for the next generation of optical fibers S Tammela, M Söderlund, J Koponen, V Philippov, P Stenius Optical Components and Materials III 6116, 94-102, 2006 | 70 | 2006 |
| Optical telecommunications networks S Tammela, J Aarnio US Patent 6,456,407, 2002 | 58 | 2002 |
| Examination of two-step fabrication methods for single-mode fiber compatible ion-exchanged glass waveguides A Tervonen, P Pöyhönen, S Honkanen, M Tahkokorpi, S Tammela Applied optics 30 (3), 338-343, 1991 | 48 | 1991 |
| Direct Nanoparticle Deposition process for manufacturing very short high gain Er-doped silica glass fibers S Tammela, P Kiiveri, S Sarkilahti, M Hotoleanu, H Valkonen, M Rajala, ... 2002 28TH European Conference on Optical Communication 4, 1-2, 2002 | 45 | 2002 |
| Tunable silicon etalon for simultaneous spectral filtering and wavelength monitoring of a DWDM transmitter T Niemi, M Uusimaa, S Tammela, P Heimala, T Kajava, M Kaivola, ... IEEE Photonics Technology Letters 13 (1), 58-60, 2001 | 40 | 2001 |
| Transmitting supervisory messages from a fiber amplifier S Tammela US Patent 6,111,687, 2000 | 31 | 2000 |
| High-order modes suppression in large mode area active fibers by controlling the radial distribution of the rare earth dopant M Hotoleanu, M Söderlund, D Kliner, J Koplow, S Tammela, V Philipov Fiber Lasers III: Technology, Systems, and Applications 6102, 425-432, 2006 | 29 | 2006 |
| Time-resolved frequency chirp measurement using a silicon-wafer etalon S Tammela, H Ludvigsen, T Kajava, M Kaivola IEEE Photonics Technology Letters 9 (4), 475-477, 1997 | 29 | 1997 |
| Very short Er-doped silica glass fiber for L-band amplifiers S Tammela, M Hotoleanu, P Kiiveri, H Valkonen, S Sarkilahti, K Janka Optical Fiber Communication Conference, WK3, 2003 | 23 | 2003 |
| Mode-induced transverse photodarkening loss variations in large-mode-area ytterbium doped silica fibers MJ Söderlund, JJM i Ponsoda, SKT Tammela, K Ylä-Jarkko, A Salokatve, ... Optics Express 16 (14), 10633-10640, 2008 | 20 | 2008 |
| Amplified spontaneous emission in cladding-pumped L-band erbium-doped fiber amplifiers M Soderlund, S Tammela, P Poyhonen, M Leppihalme, N Peyghambarian IEEE Photonics Technology Letters 13 (1), 22-24, 2001 | 19 | 2001 |
| Temperature‐tunable silicon‐wafer etalon for frequency chirp measurements T Niemi, S Tammela, T Kajava, M Kaivola, H Ludvigsen Microwave and Optical Technology Letters 20 (3), 190-192, 1999 | 15 | 1999 |
| Optical fiber fabrication S Tammela, K Ylä-Jarkko US Patent 7,813,608, 2010 | 12 | 2010 |
| Optical fiber processing method S Tammela, K Ylä-Jarkko US Patent 7,455,464, 2008 | 11 | 2008 |
| Device for frequency chirp measurements of optical transmitters in real time T Niemi, S Tammela, H Ludvigsen Review of scientific instruments 73 (3), 1103-1107, 2002 | 11 | 2002 |
Tapio NiemiAssociate professorVerified email at tuni.fi
