GOS:Pr kristale, GOS:Tb kristale , GOS:Pr scintillator, GOS:Tb Scintillators
Molemo
● Kotulo e phahameng ea khanya
● Nako e fokolang ea ho bola le khanya e fokolang
● Ho tenyetseha ho latela moralo le morero oa hau.
● Ha e na lintho tse chefo kapa tse kotsi.
● E babatsehang ka ho hanyetsa mongobo.
Kopo
● Litšoantšo tsa bongaka
● Medical CT
● Industrial CT scanner(NDT)
Thepa
| Paramethara | GOS: Pr Ceramic | GOS: Tb Ceramic |
| Tlhōrō ea Wavelength/nm | 512 | 550 |
| Tsamaiso | Poly-crystalline ceramic | Poly-crystalline ceramic |
| Ponaletso | Translucent | Translucent |
| Leseli (photons/keV) | 27 | 45 |
| Nako ea ho bola | 3000 | 600000 |
| Afterglow/@20ms | ≤0.01% | ≤0.03% |
| Atomic Coefficient | 60 | 60 |
| Boima ba 'mele(g/cm3) | 7.34 | 7.34 |
| Hygroscopic | No | No |
| Mohs Hardness | 5 | 5 |
Tlhaloso ea Sehlahisoa
GOS:Pr/GOS:Tb ke thepa ea ceramic e entsoeng ka gadolinium oxysulfide e sebelisoang ke praseodymium(Pr) kapa terbium(Tb) e le likarolo tsa doping.Ka thepa e ntle ea scintillation, e sebelisoa haholo joalo ka lisebelisoa tsa scintillator lisebelisoa tsa litšoantšo tsa bongaka tse kang li-scanner tsa PET.Mokhoa oa scintillation o akarelletsa ho fetola li-photon kapa likaroloana tse nang le matla a phahameng hore e be leseli le bonahalang.
Ha o thabisoa ke mahlaseli a ketsahalo, liathomo tsa gadolinium ho GOS:Pr/GOS:Tb emit photons, tse bonoang ke li-photodetectors.Mokhoa ona o lumella ho nka litšoantšo ka nepo le ho lemoha mehloli ea mahlaseli.GOS:Pr/GOS:Tb li tsejoa ka khanya ea tsona e phahameng, nako e khuts'oane ea ho bola le ho fokotseha ho tlase, ho nolofalletsang ho lemoha mahlaseli a potlakileng le a nepahetseng.E boetse e na le matla a phahameng a ho emisa khahlano le X-ray le mahlaseli a gamma, e leng se etsang hore e sebetse haholo lits'ebetsong tsa litšoantšo tsa bongaka.Ka kakaretso, ceramic ea GOS:Pr/GOS:Tb ke sesebelisoa sa bohlokoa sa scintillator se fetotseng sebaka sa litšoantšo tsa bongaka, se lebisang tlhahlobong ea pejana le kalafo e sebetsang ea mafu.
Teko ea Ts'ebetso
GOS: Tlaleho ea tlhahlobo ea papiso ea module ea Pr PD
1. Litekanyo
| Ntho | Bolelele(mm) | Bophara(mm) | Bophahamo(mm) | Lekhalo(mm) | Pixel | Reflecto(mm) | GOS |
| Ea tlholisano | 25.4-0.1 | 3.0 | 1.25 | 0.2 | 1.575*2.9*1.2 | 0.05 | GOS: Pr |
| Kingheng GOS:Tb | 25.4-0.1 | 3.4 | 1.55 | 0.2 | 1.575*3.0*1.3 | 0.2 | GOS: Tb |
| Kingheng GOS:Pr | 25.4-0.1 | 3.4 | 1.55 | 0.2 | 1.575*3.0*1.3 | 0.2 | GOS: Pr |
2. Doping e fapaneng
1.GOS:Tb PD MODUL 4 PCS.
1. Boemo ba tlhahlobo ea tlhahiso ea leseli Voltage: 63 kv;Hona joale: 0.33mA
| S/N | Pixel 1 | Pixel 2 | Pixel 3 | Pixel 4 | Pixel 5 | Pixel 6 | Pixel 7 | Pixel 8 | Pixel 9 | Pixel 10 | Pixel 11 | Pixel 12 | Pixel 13 | Pixel 14 | Pixel 15 | Pixel 16 | Karolelano |
| Tb -1 | 21088 | 21669 | 21782 | 21763 | 21614 | 21820 | 21754 | 21868 | 21931 | 21875 | 21840 | 21830 | 21670 | 21598 | 21705 | 21227 | 21689 |
| Tb -2 | 20702 | 21948 | 22070 | 21824 | 21791 | 21734 | 21904 | 21585 | 21649 | 21747 | 21905 | 21888 | 21821 | 21737 | 21890 | 21316 | 21719 |
| Tb -3 | 20515 | 21367 | 21701 | 21741 | 21394 | 21704 | 21811 | 21694 | 21743 | 21593 | 21600 | 21813 | 21880 | 21883 | 21679 | 20931 | 21565 |
| Tb -4 | 20568 | 21407 | 21562 | 21719 | 21761 | 21875 | 21640 | 21610 | 21836 | 21804 | 21881 | 21560 | 21731 | 21717 | 21651 | 21431 | 21609 |
2. Ho tšoana
| S/N | Pixel 1 | Pixel 2 | Pixel 3 | Pixel 4 | Pixel 5 | Pixel 6 | Pixel 7 | Pixel 8 | Pixel 9 | Pixel 10 | Pixel 11 | Pixel 12 | Pixel 13 | Pixel 14 | Pixel 15 | Pixel 16 | Max | Min |
| Tb -1 | -2.8% | -0.1% | 0.4% | 0.3% | -0.3% | 0.6% | 0.3% | 0.8% | 1.1% | 0.9% | 0.7% | 0.6% | -0.1% | -0.4% | 0.1% | -2.1% | 1.1% | -2.8% |
| Tb -2 | -4.7% | 1.1% | 1.6% | 0.5% | 0.3% | 0.1% | 0.9% | -0.6% | -0.3% | 0.1% | 0.9% | 0.8% | 0.5% | 0.1% | 0.8% | - 1.9% | 1.6% | -4.7% |
| Tb -3 | -4.9% | -0.9% | 0.6% | 0.8% | -0.8% | 0.6% | 1.1% | 0.6% | 0.8% | 0.1% | 0.2% | 1.1% | 1.5% | 1.5% | 0.5% | -2.9% | 1.5% | -4.9% |
| Tb -4 | -4.8% | -0.9% | -0.2% | 0.5% | 0.7% | 1.2% | 0.1% | 0.0% | 1.0% | 0.9% | 1.3% | -0.2% | 0.6% | 0.5% | 0.2% | -0.8% | 1.3% | -4.8% |
3. Afterglow: boemo ba teko, motlakase: 160kv;Hona joale: 1 mA
| Nomoro ea letoto | 1ms | 3ms | 20ms | 50ms | 100ms |
| Tb -1 | 0.1115 | 0.0363 | 0.0232 | 0.0185 | 0.0187 |
| Tb -2 | 0.1197 | 0.0272 | 0.0165 | 0.0154 | 0.014 |
| Tb -3 | 0.0895 | 0.0133 | 0.0119 | 0.0139 | 0.0158 |
| Tb -4 | 0.1122 | 0.033 | 0.0258 | 0.0252 | 0.0211 |
4. Boemo:
| Ntho | L/mm25.40.1 | W/mm3.40.1 | H/mm±0.05 | Pixel 1.375±0.05 | Hlotsekristale W 3.0±0.05 | Kakaretso ea bolelele 25.0±0.05 | Lekhalo0.2±0.05 | Sehlaseli se ka mahlakoreng0.2±0.05 | Sehlaseli se holimo0.2±0.05 |
| Tb -1 | 25.39 | 3.363 | 1.52 | 1.386 | 2.998 | 24.978 | 0.188 | 0.19 | 0.199 |
| Tb -2 | 25.397 | 3.337 | 1.53 | 1.387 | 2.994 | 24.98 | 0.186 | 0.171 | 0.192 |
| Tb -3 | 25.392 | 3.352 | 1.53 | 1.389 | 3.003 | 24.98 | 0.187 | 0.167 | 0.196 |
| Tb -4 | 25.396 | 3.358 | 1.53 | 1.385 | 2.996 | 24.978 | 0.186 | 0.177 | 0.224 |
2. GOS: Pr PD Module 4 PCS
1. Khanya e hlahisoang ke leseli: mocheso oa boemo ba teko: 63 kv;hona joale: 0.33mA
| S/N | Pixel 1 | Pixel 2 | Pixel 3 | Pixel 4 | Pixel 5 | Pixel 6 | Pixel 7 | Pixel 8 | Pixel 9 | Pixel 10 | Pixel 11 | Pixel 12 | Pixel 13 | Pixel 14 | Pixel 15 | Pixel 16 | Karolelano |
| Pele- 1 | 8922 | 9490 | 9483 | 9499 | 9535 | 9477 | 9405 | 9357 | 9230 | 9391 | 9388 | 9442 | 9346 | 9404 | 9381 | 9102 | 9366 |
| Pr-2 | 8897 | 9257 | 9343 | 9351 | 9360 | 9200 | 9201 | 9329 | 9408 | 9385 | 9395 | 9333 | 9346 | 9413 | 9337 | 8845 | 9275 |
| Pr -3 | 9041 | 9300 | 9302 | 9278 | 9362 | 9281 | 9252 | 9307 | 9178 | 9197 | 9342 | 9304 | 9261 | 9350 | 9265 | 8551 | 9223 |
| Pr -4 | 8914 | 9416 | 9492 | 9455 | 9578 | 9491 | 9449 | 9404 | 9464 | 9490 | 9428 | 9323 | 9469 | 9490 | 9434 | 9039 | 9396 |
2. Ho tšoana
| Nomoro ea letoto | pixel1 | pixel2 | pixel3 | pixel4 | pixel5 | pixel6 | pixel7 | pixel8 | pixel9 | pixel10 | pixel11 | pixel12 | pixel13 | pixel14 | pixel15 | pixel16 | Max | Min |
| Pele- 1 | -4.7% | 1.3% | 1.3% | 1.4% | 1.8% | 1.2% | 0.4% | -0.1% | - 1.4% | 0.3% | 0.2% | 0.8% | -0.2% | 0.4% | 0.2% | -2.8% | 1.8% | -4.7% |
| Pr-2 | -4.1% | -0.2% | 0.7% | 0.8% | 0.9% | -0.8% | -0.8% | 0.6% | 1.4% | 1.2% | 1.3% | 0.6% | 0.8% | 1.5% | 0.7% | -4.6% | 1.5% | -4.6% |
| Pr -3 | -2.0% | 0.8% | 0.9% | 0.6% | 1.5% | 0.6% | 0.3% | 0.9% | -0.5% | -0.3% | 1.3% | 0.9% | 0.4% | 1.4% | 0.5% | -7.3% | 1.5% | -7.3% |
| Pr -4 | -5.1% | 0.2% | 1.0% | 0.6% | 1.9% | 1.0% | 0.6% | 0.1% | 0.7% | 1.0% | 0.3% | -0.8% | 0.8% | 1.0% | 0.4% | -3.8% | 1.9% | -5.1% |
3. Afterglow: Teko ea boemo ba motlakase: 160kv;hona joale: 1 ma
| Nomoro ea letoto | 1ms | 3ms | 20ms | 50ms | 100ms |
| Pele- 1 | 0.033 | 0.031 | 0.0238 | 0.0259 | 0.0213 |
| Pr-2 | 0.0314 | 0.0256 | 0.0205 | 0.0258 | 0.0236 |
| Pr -3 | 0.0649 | 0.0312 | 0.0154 | 0.0167 | 0.0171 |
| Pr -4 | 0.0509 | 0.0202 | 0.018 | 0.0201 | 0.021 |
4. Tekanyo ea boholo:
| S/N | Bolelele L/mm25.4-0.1 | Bophara W/mm3.4-0.1 | Bophahamo L/mm±0.05 | Pixel L 1.375±0.05 | Pixel w 3.0±0.05 | Kakaretso ea maoto 25.0±0.05 | Lekhalo0.2±0.05 | Sidereflector0.2±0.05 | Endreflector0.2±0.05 |
| Pele- 1 | 25.386 | 3.333 | 1.53 | 1.382 | 2.994 | 24.974 | 0.191 | 0.164 | 0.194 |
| Pr-2 | 25.384 | 3.348 | 1.54 | 1.381 | 2.991 | 24.975 | 0.194 | 0.182 | 0.198 |
| Pr -3 | 25.371 | 3.32 | 1.53 | 1.377 | 2.989 | 24.976 | 0.19 | 0.18 | 0.197 |
| Pr -4 | 25.396 | 3.332 | 1.53 | 1.382 | 2.989 | 24.971 | 0.192 | 0.19 | 0.228 |
3. Ponahalo / Papiso ea boholo:
