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Periodensystem der Elemente (Quelle: größtenteils www.lenntech.de)
Selen    Se    Kernladungszahl Z=34 (p=34)
 Se(n+p)nSchwere IsotopSchwere KernHäufig-
keit
Spin/
Parität
StabilitätHalbwerts-
zeit [s]
Zerfalls-
arten
Zerfalls-
energie [eV]
Defekt-
energie [eV]
Bindungs-
energie [eV]
Wirkungsquer-
schnitt [barn]
 
1.Se8046 79.91652131 79.89786959 49.61% 0+   stabil   -77.7599E6 696.866E6 0.53#σ(n.γ); 48e-3#σ(n.it) 
2.Se7844 77.91730919 77.89865747 23.77% 0+   stabil   -77.026E6 679.989E6 0.050#σ(n.γ); 0.380#σ(n.it) 
3.Se7642 75.91921365 75.90056194 9.37 % 0+   stabil   -75.252E6 662.073E6 64.8#σ(n.γ); 20#σ(n.it) 
4.Se8248 81.91669941 81.8980477 8.73% 0+ radioakt. 9.1E19a 2β- 2.995E6 -77.594E6 712.843E6 5.2E-3#σ(n.γ); 44E-3#σ(n.it) 
5.Se7743 76.91991468 76.90126296 7.63% 1/2−   stabil   -74.599E6 669.491E6 41.5#σ(n.γ) 
6.Se7440 73.92247723 73.90382551 0.89% 0+ radioakt. 5.5E18a 2ε=100 1.21E6 -72.212E6 642.89E6 52.2#σ(n.γ) 
7.Se73+139 (72.92676604) (72.90811432)  3/2− radioakt. 2388 K/β+=27.4; IT=72.6 2.766E6(K/β+); 0.026E6(IT) (-68.217E6) (630.824E6)  
8.Se7339 72.92676604 72.90811432  9/2+ radioakt. 25740 K/β+=100 2.74E6 -68.217E6 630.824E6  
9.Se7238 71.92711236 71.90846064  0+ radioakt. 725760 K=100 0.335E6 -67.8944E6 622.43E6  
10.Se7137 70.93224186  70.91359015  5/2− radioakt. 284.4 K=100 4.778E6 -63.1163E6 609.581E6  
11.Se7036 69.93339066 69.91473895  0+ radioakt. 2466 K=100 2.297E6 -62.0462E6 600.439E6  
12.Se6935 68.93955785 68.92090613  3/2− radioakt. 27.4 K=100 6.785E6 -56.3015E6 586.623E6  
13.Se6834 67.94179888  67.92314716  0+ radioakt. 35.5 K=100 4.685E6 -54.214E6 576.464E6  
14.Se6733 66.95008986 66.93143814   radioakt. 136E-3 K=99.5; Kp=0.5 10.156E6(ε); 7.844E6(pε) -46.491E6 560.67E6  
15.Se6632 65.95520959 65.93655787  0+ radioakt. 33E-3 ε=<100%; pε>0%  9.78E6(ε); 7.404E6(pε) -41.722E6 547.83E6  
16.Se6531 64.96466 64.94600828   radioakt.  ε=<100%; pε>0%  14.062E6(ε); 14.141E6(pε) -32.919E6 530.955E6  
17.Se7541 74.92252339 74.90387167  5/2+ radioakt. 10346400 K=100 0.863E6 -72.169E6 650.918E6  
18.Se77+143 (76.91991468) (76.90126296)  7/2+ radioakt. 17.36  IT=100 0.162E6 (-74.599E6) (669.491E6) (41.484#σ(n.γ)) 
19.Se7945 78.91849975 78.89984803   7/2+ radioakt. 295211.3637557a ß-=100 0.151E6 -75.917E6 686.952E6  
20.Se79+145 (78.91849975) (78.89984803)  1/2− radioakt. 235.2 IT=99.944; β−=0.056 0.096E6(IT); 0.247E6(β−) (-75.917E6) (686.952E6)  
21.Se8147 80.9179925 80.89934078  1/2− radioakt. 1107 ß-=100 1.585E5 -76.3895E6 703.567E6  
22.Se81+147 () ()  7/2+ radioakt. 3436.8 IT=99.948; β−=0.052 0.103E6(IT); 1.688E6(β−) () () () 
23.Se8349 82.91911843 82.90046671  9/2+ radioakt. 1338 ß-=100 3.668E6 -75.3407E6 718.661E6  
24.Se83+149 () ()  1/2− radioakt. 70.1 s ß-=100 3.896E6 () () () 
25.Se8450 83.91846239 83.89981067  0+ radioakt. 186 ß-=100 1.847E6 -75.9518E6 727.343E6  
26.Se8551 84.92224502 84.9035933  5/2+ radioakt. 31.7 ß-=100 6.182E6 -72.4283E6 731.891E6  
27.Se8652 85.92427155 85.90561983  0+ radioakt. 15.3 ß-=100 5.099E6 -70.5406E6 738.075E6  
28.Se8753 86.92852139 86.90986967  5/2+ radioakt. 5.5 ß-=99.8; β−n=0.2 7.7275E(ß-); 0.986E(β−n) -66.5819E6 742.187E6  
29.Se8854 87.93142414 87.91277243  0+ radioakt. 1.53 ß-=99.33; β−n=0.67 6.854E(ß-); 1.908E(β−n) -63.878E6 747.555E6  
30.Se8955 88.93645048 88.91779876  5/2+ radioakt. 410E-3 ß-=99.59; β−n=0.41 9.376E(ß-); 3.465E(β−n) -59.196E6 750.944E6  
31.Se9056 89.93995989 89.92130818  0+ radioakt. <300E-9 ß-=>0; β−n=>0 8.693E(ß-); 4.573E(β−n) -55.927E6 755.746E6  
32.Se9157 90.94595993 90.92730822   radioakt. 270E-3 ß-=79; β−n=21 11.17E(ß-); 6.211E(β−n) -50.338E6 758.229E6  
33.Se9258 91.94992024 91.93126852  0+ radioakt. <300E-9 ß-=>0; β−n=>0 9.931E(ß-); 6.788E(β−n) -46.649E6 762.611E6  
34.Se9359 92.95628957 92.93763786  1/2+ radioakt. <150E-9 ß-=>0; β−n=>0 12.333E(ß-); 7.793E(β−n) -40.716E6 764.749E6  
35.Se9460 93.96049035 93.94183864  0+ radioakt. <150E-9 ß-=>0; β−n=>0 11.001E(ß-); 8.175E(β−n) -36.803E6 768.908E6  


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Please Select Elements
  all   nothing
Z=1WasserstoffH
Z=2HeliumHe
Z=3LithiumLi
Z=4BerylliumBe
Z=5BorB
Z=6KohlenstoffC
Z=7StickstoffN
Z=8SauerstoffO
Z=9FluorF
Z=10NeonNe
Z=11NatriumNa
Z=12MagnesiumMg
Z=13AluminiumAl
Z=14SiliziumSi
Z=15PhosphorP
Z=16SchwefelS
Z=17ChlorCl
Z=18ArgonAr
Z=19KaliumK
Z=20CalciumCa
Z=21ScandiumSc
Z=22TitanTi
Z=23VanadiumV
Z=24ChromCr
Z=25ManganMn
Z=26EisenFe
Z=27KobaltCo
Z=28NickelNi
Z=29KupferCu
Z=30ZinkZn
Z=31GalliumGa
Z=32GermaniumGe
Z=33ArsenAs
Z=34SelenSe
Z=35BromBr
Z=36KryptonKr
Z=37RubidiumRb
Z=38StrontiumSr
Z=39YttriumY
Z=40ZirkonZr
Z=41NiobNb
Z=42MolybdänMo
Z=43TechnetiumTc
Z=44RutheniumRu
Z=45RohdiumRh
Z=46PalladiumPd
Z=47SilberAg
Z=48CadmiumCd
Z=49IndiumIn
Z=50ZinnSn
Z=51AntimonSb
Z=52TellurTe
Z=53JodJ
Z=54XenonXe
Z=55CäsiumCs
Z=56BariumBa
Z=57LanthanLa
Z=58CerCe
Z=59PraseodymPr
Z=60NeodymNd
Z=61PromethiumPm
Z=62SamariumSm
Z=63EuropiumEu
Z=64GadoliniumGd
Z=65TerbiumTb
Z=66DysprosiumDy
Z=67HolmiumHo
Z=68ErbiumEr
Z=69ThuliumTm
Z=70YtterbiumYb
Z=71LutetiumLu
Z=72HafniumHf
Z=73TantalTa
Z=74WolframW
Z=75RheniumRe
Z=76OsmiumOs
Z=77IridiumIr
Z=78PlatinPt
Z=79GoldAu
Z=80QuecksilberHg
Z=81ThalliumTl
Z=82BleiPb
Z=83WismutBi
Z=84PoloniumPo
Z=85AstatinAt
Z=86RadonRn
Z=87FranciumFr
Z=88RadiumRa
Z=89ActiniumAc
Z=90ThoriumTh
Z=91ProtactiniumPa
Z=92UranU
Z=93NeptuniumNp
Z=94PlutoniumPu
Z=95AmericiumAm
Z=96CuriumCm
Z=97BerkeliumBk
Z=98CaliforniumCf
Z=99EinsteiniumEs
Z=100FermiumFm
Z=101MendeleviumMd
Z=102NobeliumNo
Z=103LawrenciumLr
Z=104RutherfordiumRf
Z=105DubniumDb
Z=106SeaborgiumSg
Z=107BohriumBh
Z=108HassiumHs
Z=109MeitneriumMt
Z=110DarmstadtiumDs
Z=111RoentgeniumRg
Z=112CoperniciumCn
Z=113UnuntriumUut
Z=114FleroviumFl
Z=115UnunpentiumUup
Z=116LivermoriumLv
Z=117UnunseptiumUus
Z=118UnunoctiumUuo


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Calculate for selected elements
with potenz N= to in            L = Z * Cx * Basis^N * Factor

and f=c/L and T=L/c with c= m/s and Comptonwavelength Cx [m]:   Ce= 2.4263102389E-12
Cp= 1.32140985623E-15  Cn= 1.3195909068E-15  Plk= 1.616199E-35  orb_Mercur= 57.91E9
Cx m    Basis   Factor
  Basis B with e= 2.7182818284590  phi= 1.618034  or 2 ,   Factor with pi= 3.141592   2pi= 6.283185  g= 0.61803398874989  or 18
show  digits                  Select Units
L Length   Lj   pc   AE   earthR   km   m   dm   cm   mm   µm   nm   A~   pm   fm
Frequency   THz   GHz   MHz   kHz   Hz   mHz   µHz
T Time   j   d   h   min   s   ms   µs   ns   ps
V Volume =L^3   km^3   m^3   hL=100L   dL=10L   dm^3=L   10ml=cL   cm^3=mL   mm^3=µL
m Mass =V*dens.   Mt   kt   t   kg   g   mg   µg   ng   pg   fg

       (Reset with deleting the number)      Reset 1 Listing-Modus (Example)


1 Listing - Modus     2 Searching - Modus     3 Factor-Search     4 Basis(+Factor)-Search     5 Basis(+Factor)-Harmonics-Search


Results      with Cn      Attention ! Factor 18 to L and to T, invers to f
BF ZN[1m=1m][1MHz=1.0E6Hz][1s=1s]
218HZ=1N=33L=0.00020 mf=1469328.920 MHzT=6.8058280637927E-13 s
218HeZ=2N=33L=0.00041 mf=734664.460 MHzT=1.3611656127585E-12 s
218LiZ=3N=33L=0.00061 mf=489776.307 MHzT=2.0417484191378E-12 s
218BeZ=4N=33L=0.00082 mf=367332.230 MHzT=2.7223312255171E-12 s
218BZ=5N=33L=0.00102 mf=293865.784 MHzT=3.4029140318963E-12 s
218CZ=6N=33L=0.00122 mf=244888.153 MHzT=4.0834968382756E-12 s
218NZ=7N=33L=0.00143 mf=209904.131 MHzT=4.7640796446549E-12 s
218OZ=8N=33L=0.00163 mf=183666.115 MHzT=5.4446624510342E-12 s
218FZ=9N=33L=0.00184 mf=163258.769 MHzT=6.1252452574134E-12 s
218NeZ=10N=33L=0.00204 mf=146932.892 MHzT=6.8058280637927E-12 s
218NaZ=11N=33L=0.00224 mf=133575.356 MHzT=7.486410870172E-12 s
218MgZ=12N=33L=0.00245 mf=122444.077 MHzT=8.1669936765512E-12 s
218AlZ=13N=33L=0.00265 mf=113025.302 MHzT=8.8475764829305E-12 s
218SiZ=14N=33L=0.00286 mf=104952.066 MHzT=9.5281592893098E-12 s
218PZ=15N=33L=0.00306 mf=97955.261 MHzT=1.0208742095689E-11 s
218SZ=16N=33L=0.00326 mf=91833.058 MHzT=1.0889324902068E-11 s
218ClZ=17N=33L=0.00347 mf=86431.113 MHzT=1.1569907708448E-11 s
218ArZ=18N=33L=0.00367 mf=81629.384 MHzT=1.2250490514827E-11 s
218KZ=19N=33L=0.00388 mf=77333.101 MHzT=1.2931073321206E-11 s
218CaZ=20N=33L=0.00408 mf=73466.446 MHzT=1.3611656127585E-11 s
218ScZ=21N=33L=0.00428 mf=69968.044 MHzT=1.4292238933965E-11 s
218TiZ=22N=33L=0.00449 mf=66787.678 MHzT=1.4972821740344E-11 s
218VZ=23N=33L=0.00469 mf=63883.866 MHzT=1.5653404546723E-11 s
218CrZ=24N=33L=0.00490 mf=61222.038 MHzT=1.6333987353102E-11 s
218MnZ=25N=33L=0.00510 mf=58773.157 MHzT=1.7014570159482E-11 s
218FeZ=26N=33L=0.00530 mf=56512.651 MHzT=1.7695152965861E-11 s
218CoZ=27N=33L=0.00551 mf=54419.590 MHzT=1.837573577224E-11 s
218NiZ=28N=33L=0.00571 mf=52476.033 MHzT=1.905631857862E-11 s
218CuZ=29N=33L=0.00592 mf=50666.514 MHzT=1.9736901384999E-11 s
218ZnZ=30N=33L=0.00612 mf=48977.631 MHzT=2.0417484191378E-11 s
218GaZ=31N=33L=0.00633 mf=47397.707 MHzT=2.1098066997757E-11 s
218GeZ=32N=33L=0.00653 mf=45916.529 MHzT=2.1778649804137E-11 s
218AsZ=33N=33L=0.00673 mf=44525.119 MHzT=2.2459232610516E-11 s
218SeZ=34N=33L=0.00694 mf=43215.556 MHzT=2.3139815416895E-11 s
218BrZ=35N=33L=0.00714 mf=41980.826 MHzT=2.3820398223274E-11 s
218KrZ=36N=33L=0.00735 mf=40814.692 MHzT=2.4500981029654E-11 s
218RbZ=37N=33L=0.00755 mf=39711.592 MHzT=2.5181563836033E-11 s
218SrZ=38N=33L=0.00775 mf=38666.551 MHzT=2.5862146642412E-11 s
218YZ=39N=33L=0.00796 mf=37675.101 MHzT=2.6542729448792E-11 s
218ZrZ=40N=33L=0.00816 mf=36733.223 MHzT=2.7223312255171E-11 s
218NbZ=41N=33L=0.00837 mf=35837.291 MHzT=2.790389506155E-11 s
218MoZ=42N=33L=0.00857 mf=34984.022 MHzT=2.8584477867929E-11 s
218TcZ=43N=33L=0.00877 mf=34170.440 MHzT=2.9265060674309E-11 s
218RuZ=44N=33L=0.00898 mf=33393.839 MHzT=2.9945643480688E-11 s
218RhZ=45N=33L=0.00918 mf=32651.754 MHzT=3.0626226287067E-11 s
218PdZ=46N=33L=0.00939 mf=31941.933 MHzT=3.1306809093446E-11 s
218AgZ=47N=33L=0.00959 mf=31262.317 MHzT=3.1987391899826E-11 s
218CdZ=48N=33L=0.00979 mf=30611.019 MHzT=3.2667974706205E-11 s
218InZ=49N=33L=0.01000 mf=29986.304 MHzT=3.3348557512584E-11 s
218SnZ=50N=33L=0.01020 mf=29386.578 MHzT=3.4029140318963E-11 s
218SbZ=51N=33L=0.01041 mf=28810.371 MHzT=3.4709723125343E-11 s
218TeZ=52N=33L=0.01061 mf=28256.325 MHzT=3.5390305931722E-11 s
218JZ=53N=33L=0.01081 mf=27723.187 MHzT=3.6070888738101E-11 s
218XeZ=54N=33L=0.01102 mf=27209.795 MHzT=3.6751471544481E-11 s
218CsZ=55N=33L=0.01122 mf=26715.071 MHzT=3.743205435086E-11 s
218BaZ=56N=33L=0.01143 mf=26238.016 MHzT=3.8112637157239E-11 s
218LaZ=57N=33L=0.01163 mf=25777.700 MHzT=3.8793219963618E-11 s
218CeZ=58N=33L=0.01183 mf=25333.257 MHzT=3.9473802769998E-11 s
218PrZ=59N=33L=0.01204 mf=24903.880 MHzT=4.0154385576377E-11 s
218NdZ=60N=33L=0.01224 mf=24488.815 MHzT=4.0834968382756E-11 s
218PmZ=61N=33L=0.01245 mf=24087.359 MHzT=4.1515551189135E-11 s
218SmZ=62N=33L=0.01265 mf=23698.854 MHzT=4.2196133995515E-11 s
218EuZ=63N=33L=0.01285 mf=23322.681 MHzT=4.2876716801894E-11 s
218GdZ=64N=33L=0.01306 mf=22958.264 MHzT=4.3557299608273E-11 s
218TbZ=65N=33L=0.01326 mf=22605.060 MHzT=4.4237882414653E-11 s
218DyZ=66N=33L=0.01347 mf=22262.559 MHzT=4.4918465221032E-11 s
218HoZ=67N=33L=0.01367 mf=21930.282 MHzT=4.5599048027411E-11 s
218ErZ=68N=33L=0.01387 mf=21607.778 MHzT=4.627963083379E-11 s
218TmZ=69N=33L=0.01408 mf=21294.622 MHzT=4.696021364017E-11 s
218YbZ=70N=33L=0.01428 mf=20990.413 MHzT=4.7640796446549E-11 s
218LuZ=71N=33L=0.01449 mf=20694.774 MHzT=4.8321379252928E-11 s
218HfZ=72N=33L=0.01469 mf=20407.346 MHzT=4.9001962059307E-11 s
218TaZ=73N=33L=0.01489 mf=20127.793 MHzT=4.9682544865687E-11 s
218WZ=74N=33L=0.01510 mf=19855.796 MHzT=5.0363127672066E-11 s
218ReZ=75N=33L=0.01530 mf=19591.052 MHzT=5.1043710478445E-11 s
218OsZ=76N=33L=0.01551 mf=19333.275 MHzT=5.1724293284825E-11 s
218IrZ=77N=33L=0.01571 mf=19082.194 MHzT=5.2404876091204E-11 s
218PtZ=78N=33L=0.01591 mf=18837.550 MHzT=5.3085458897583E-11 s
218AuZ=79N=33L=0.01612 mf=18599.100 MHzT=5.3766041703962E-11 s
218HgZ=80N=33L=0.01632 mf=18366.612 MHzT=5.4446624510342E-11 s
218TlZ=81N=33L=0.01653 mf=18139.863 MHzT=5.5127207316721E-11 s
218PbZ=82N=33L=0.01673 mf=17918.645 MHzT=5.58077901231E-11 s
218BiZ=83N=33L=0.01693 mf=17702.758 MHzT=5.6488372929479E-11 s
218PoZ=84N=33L=0.01714 mf=17492.011 MHzT=5.7168955735859E-11 s
218AtZ=85N=33L=0.01734 mf=17286.223 MHzT=5.7849538542238E-11 s
218RnZ=86N=33L=0.01755 mf=17085.220 MHzT=5.8530121348617E-11 s
218FrZ=87N=33L=0.01775 mf=16888.838 MHzT=5.9210704154996E-11 s
218RaZ=88N=33L=0.01795 mf=16696.920 MHzT=5.9891286961376E-11 s
218AcZ=89N=33L=0.01816 mf=16509.314 MHzT=6.0571869767755E-11 s
218ThZ=90N=33L=0.01836 mf=16325.877 MHzT=6.1252452574134E-11 s
218PaZ=91N=33L=0.01857 mf=16146.472 MHzT=6.1933035380514E-11 s
218UZ=92N=33L=0.01877 mf=15970.967 MHzT=6.2613618186893E-11 s
218NpZ=93N=33L=0.01898 mf=15799.236 MHzT=6.3294200993272E-11 s
218PuZ=94N=33L=0.01918 mf=15631.159 MHzT=6.3974783799651E-11 s
218AmZ=95N=33L=0.01938 mf=15466.620 MHzT=6.4655366606031E-11 s
218CmZ=96N=33L=0.01959 mf=15305.510 MHzT=6.533594941241E-11 s
218BkZ=97N=33L=0.01979 mf=15147.721 MHzT=6.6016532218789E-11 s
218CfZ=98N=33L=0.02000 mf=14993.152 MHzT=6.6697115025168E-11 s
218EsZ=99N=33L=0.02020 mf=14841.706 MHzT=6.7377697831548E-11 s
218FmZ=100N=33L=0.02040 mf=14693.289 MHzT=6.8058280637927E-11 s
218MdZ=101N=33L=0.02061 mf=14547.811 MHzT=6.8738863444306E-11 s
218NoZ=102N=33L=0.02081 mf=14405.185 MHzT=6.9419446250686E-11 s
218LrZ=103N=33L=0.02102 mf=14265.329 MHzT=7.0100029057065E-11 s
218RfZ=104N=33L=0.02122 mf=14128.163 MHzT=7.0780611863444E-11 s
218DbZ=105N=33L=0.02142 mf=13993.609 MHzT=7.1461194669823E-11 s
218SgZ=106N=33L=0.02163 mf=13861.594 MHzT=7.2141777476203E-11 s
218BhZ=107N=33L=0.02183 mf=13732.046 MHzT=7.2822360282582E-11 s
218HsZ=108N=33L=0.02204 mf=13604.897 MHzT=7.3502943088961E-11 s
218MtZ=109N=33L=0.02224 mf=13480.082 MHzT=7.418352589534E-11 s
218DsZ=110N=33L=0.02244 mf=13357.536 MHzT=7.486410870172E-11 s
218RgZ=111N=33L=0.02265 mf=13237.197 MHzT=7.5544691508099E-11 s
218CnZ=112N=33L=0.02285 mf=13119.008 MHzT=7.6225274314478E-11 s
218UutZ=113N=33L=0.02306 mf=13002.911 MHzT=7.6905857120858E-11 s
218FlZ=114N=33L=0.02326 mf=12888.850 MHzT=7.7586439927237E-11 s
218UupZ=115N=33L=0.02346 mf=12776.773 MHzT=7.8267022733616E-11 s
218LvZ=116N=33L=0.02367 mf=12666.629 MHzT=7.8947605539995E-11 s
218UusZ=117N=33L=0.02387 mf=12558.367 MHzT=7.9628188346375E-11 s
218UuoZ=118N=33L=0.02408 mf=12451.940 MHzT=8.0308771152754E-11 s
 
 
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