đ?ng v? c?a natri

Co 21 đ?ng v? đa bi?t c?a natri ( ₁₁Na), t? ¹⁸Na t?i ³⁷Na (ngo?i tr? ³⁸Na v?n ch?a đ??c bi?t), ^[1] va hai đ?ng phan h?t nhan ( ^22mNa va ^24mNa). ²³Na la đ?ng v? duy nh?t ?n đ?nh (va la đ?ng v? nguyen th?y ). Do v?y, natri đ??c coi la nguyen t? đ?ng v? đ?n va co kh?i l??ng nguyen t? tieu chu?n 22,989 769 28 (2) . Natri co hai đ?ng v? v? tr? phong x? ( ²²Na, chu k? ban ra la 2,6019(6) n?m ; ^{[nb 1]} va ²⁴Na , chu k? ban ra ? 15 gi?). Ngo?i tr? hai đ?ng v? tren, t?t c? cac đ?ng v? khac co chu k? ban ra d??i m?t phut, h?u h?t d??i m?t giay. đ?ng v? co chu k? ban ra ng?n nh?t la ¹⁸Na, v?i chu k? ban ra 1,3(4) × 10 ^?21 giay.

Ph?i nhi?m b?c x? neutron c?p tinh (vi d?, t? tai n?n h?t nhan nguy hi?m) s? chuy?n đ?i m?t s? đ?ng v? ?n đ?nh ²³Na trong mau ng??i sang đ?ng v? ²⁴Na. B?ng cach đo n?ng đ? c?a đ?ng v? nay, co th? tinh đ??c li?u l??ng phong x? neutron c?a n?n nhan b? ph?i nhi?m.

²²Na la m?t đ?ng v? phat ra positron v?i chu k? ban ra dai đang k?. No đ??c s? d?ng đ? t?o ra cac đ?i t??ng th? nghi?m va cac ngu?n đi?m cho ch?p c?t l?p positron.

Danh sach cac đ?ng v? [ s?a | s?a ma ngu?n ]

Nuclide ^[2] ^{[n 1]}	Z	N	Kh?i l??ng đ?ng v? ( Da ) ^[3] ^{[n 2]}^{[n 3]}	Chu k? ban ra ^{[n 4]}	Ph??ng th?c phan ra ^{[n 5]}	S?n ph?m phan ra ^{[n 6]}	Spin va parity ^{[n 7]}^{[n 4]}	S? phong phu t? nhien (ph?n mol)
Nuclide ^[2] ^{[n 1]}	Excitation energy			Chu k? ban ra ^{[n 4]}	Ph??ng th?c phan ra ^{[n 5]}	S?n ph?m phan ra ^{[n 6]}	Spin va parity ^{[n 7]}^{[n 4]}	Normal proportion	Range of variation
¹⁷ Na	11	6	17,037 270 (60)		p	¹⁶ Ne	(1/2+)
¹⁸ Na	11	7	18,026 88 (10)	1,3(4) zs	p=? ^{[n 8]}	¹⁷ Ne	1?#
¹⁹ Na	11	8	19,013 880 (11)	> 1 as	p	¹⁸ Ne	(5/2+)
²⁰ Na	11	9	20,007 3543 (12)	447,9(2,3) ms	β ⁺ ( 75,0(4)% )	²⁰ Ne	2+
²⁰ Na	11	9	20,007 3543 (12)	447,9(2,3) ms	β ⁺α ( 25,0(4)% )	¹⁶ O	2+
²¹ Na	11	10	20,997 654 46 (5)	22,4550(54) s	β ⁺	²¹ Ne	3/2+
²² Na	11	11	21,994 437 42 (18)	2,6019(6) y ^{[nb 1]}	β ⁺ ( 90,57(8)% )	²² Ne	3+	Trace ^{[n 9]}
²² Na	11	11	21,994 437 42 (18)	2,6019(6) y ^{[nb 1]}	ε ( 9,43(6)% )	²² Ne	3+	Trace ^{[n 9]}
^22m1 Na	583,05(10) keV			243(2) ns	IT	²² Na	1+
^22m2 Na	657,00(14) keV			19,6(7) ps	IT	²² Na	0+
²³ Na	11	12	22,989 769 2820 (19)	Stable			3/2+	1
²⁴ Na	11	13	23,990 963 012 (18)	14,9560(15) h	β ^?	²⁴ Mg	4+	Trace ^{[n 9]}
^24m Na	472,2074(8) keV			20,18(10) ms	IT ( 99,95% )	²⁴ Na	1+
^24m Na	472,2074(8) keV			20,18(10) ms	β ^? ( 0,05% )	²⁴ Mg	1+
²⁵ Na	11	14	24,989 9540 (13)	59,1(6) s	β ^?	²⁵ Mg	5/2+
²⁶ Na	11	15	25,992 635 (4)	1,071 28 (25) s	β ^?	²⁶ Mg	3+
^26m Na	82,4(4) keV			4,35(16) μs	IT	²⁶ Na	1+
²⁷ Na	11	16	26,994 076 (4)	301(6) ms	β ^? ( 99,902(24)% )	²⁷ Mg	5/2+
²⁷ Na	11	16	26,994 076 (4)	301(6) ms	β ^?n ( 0,098(24)% )	²⁶ Mg	5/2+
²⁸ Na	11	17	27,998 939 (11)	33,1(1,3) ms	β ^? ( 99,42(12)% )	²⁸ Mg	1+
²⁸ Na	11	17	27,998 939 (11)	33,1(1,3) ms	β ^?n ( 0,58(12)% )	²⁷ Mg	1+
²⁹ Na	11	18	29,002 877 (8)	43,2(4) ms	β ^? ( 78% )	²⁹ Mg	3/2+
					β ^?n ( 22(3)% )	²⁸ Mg
					β ^?2n ? ^{[n 10]}	²⁷ Mg ?
³⁰ Na	11	19	30,009 098 (5)	45,9(7) ms	β ^? ( 70,2(2,2)% )	³⁰ Mg	2+
					β ^?n ( 28,6(2,2)% )	²⁹ Mg
					β ^?2n ( 1,24(19)% )	²⁸ Mg
					β ^?α ( 5,5(2)% × 10 ^?5)	²⁶ Ne
³¹ Na	11	20	31,013 147 (15)	16,8(3) ms	β ^? (> 63,2(3,5)% )	³¹ Mg	3/2+
					β ^?n ( 36,0(3,5)% )	³⁰ Mg
					β ^?2n ( 0,73(9)% )	²⁹ Mg
					β ^?3n (< 0,05% )	²⁸ Mg
³² Na	11	21	32,020 010 (40)	12,9(3) ms	β ^? ( 66,4(6,2)% )	³² Mg	(3?)
					β ^?n ( 26(6)% )	³¹ Mg
					β ^?2n ( 7,6(1,5)% )	³⁰ Mg
³³ Na	11	22	33,025 53 (48)	8,2(4) ms	β ^?n ( 47(6)% )	³² Mg	(3/2+)
					β ^? ( 40,0(6,7)% )	³³ Mg
					β ^?2n ( 13(3)% )	³¹ Mg
³⁴ Na	11	23	34,034 01 (64)	5,5(1,0) ms	β ^?2n (~ 50% )	³² Mg	1+
					β ^? (~ 35% )	³⁴ Mg
					β ^?n (~ 15% )	³³ Mg
³⁵ Na	11	24	35,040 61 (72) #	1,5(5) ms	β ^?	³⁵ Mg	3/2+#
					β ^?n ? ^{[n 10]}	³⁴ Mg ?
					β ^?2n ? ^{[n 10]}	³³ Mg ?
³⁷ Na	11	26	37,057 04 (74) #	1# ms [> 1,5 μs ]	β ^? ? ^{[n 10]}	³⁷ Mg ?	3/2+#
					β ^?n ? ^{[n 10]}	³⁶ Mg ?
					β ^?2n ? ^{[n 10]}	³⁵ Mg ?
³⁹ Na ^[1]	11	28	39,075 12 (80) #	1# ms [> 400 ns ]	β ^? ? ^{[n 10]}	³⁹ Mg ?	3/2+#
					β ^?n ? ^{[n 10]}	³⁸ Mg ?
					β ^?2n ? ^{[n 10]}	³⁷ Mg ?
This table header & footer: xem

^ ^mNa – Excited nuclear isomer .
^ ( ) – Uncertainty (1 σ ) is given in concise form in parentheses after the corresponding last digits.
^ # – Atomic mass marked #: value and uncertainty derived not from purely experimental data, but at least partly from trends from the Mass Surface (TMS).
^ ^a ^b # – Values marked # are not purely derived from experimental data, but at least partly from trends of neighboring nuclides (TNN).
^ Modes of decay:

IT: Isomeric transition

n: Neutron emission

p: Proton emission
^ Bold symbol as daughter – Daughter product is stable.
^ ( ) spin value – Indicates spin with weak assignment arguments.
^ Decay mode shown has been observed, but its intensity is not known experimentally.
^ ^a ^b Cosmogenic nuclide
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ Decay mode shown is energetically allowed, but has not been experimentally observed to occur in this nuclide.

Chu thich [ s?a | s?a ma ngu?n ]

Cac gia tr? đ??c đanh d?u # khong hoan toan b?t ngu?n t? d? li?u th?c nghi?m, nh?ng it nh?t m?t ph?n la t? cac xu h??ng co h? th?ng. Cac phep chia v?i cac đ?i s? gan y?u đ??c kem theo trong d?u ngo?c đ?n.
S? khong ch?c ch?n đ??c đ?a ra trong ngo?c đ?n sau cac ch? s? cu?i t??ng ?ng. Gia tr? khong ch?c ch?n cho th?y m?t đ? l?ch chu?n , ngo?i tr? thanh ph?n đ?ng v? va kh?i l??ng nguyen t? tieu chu?n t? IUPAC , s? d?ng s? khong ch?c ch?n m? r?ng.

Ghi chu [ s?a | s?a ma ngu?n ]

^ ^a ^b Note that NUBASE2020 uses the tropical year to convert between years and other units of time, not the Gregorian year . The relationship between years and other time units in NUBASE2020 is as follows: 1 y = 365.2422 d = 31 556 926 s

Tham kh?o [ s?a | s?a ma ngu?n ]

^ ^a ^b Ahn, D.S.; va đ?ng nghi?p (14 thang 11 n?m 2022). “Discovery of ³⁹Na” . Physical Review Letters . 129 (21): 212502. Bibcode : 2022PhRvL.129u2502A . doi : 10.1103/PhysRevLett.129.212502 . PMID 36461972 . S2CID 253591660 . đa b? qua tham s? khong ro |article-number= ( tr? giup )
^ Half-life, decay mode, nuclear spin, and isotopic composition is sourced in:
Kondev, F. G.; Wang, M.; Huang, W. J.; Naimi, S.; Audi, G. (2021). “The NUBASE2020 evaluation of nuclear properties” (PDF) . Chinese Physics C . 45 (3): 030001. doi : 10.1088/1674-1137/abddae .
^ B?n m?u:AME2020 II

Sach tham kh?o [ s?a | s?a ma ngu?n ]

Kh?i l??ng cac đ?ng v? đ??c trich d?n t?
- G. Audi; A. H. Wapstra; C. Thibault; J. Blachot; O. Bersillon (2003). “The NUBASE evaluation of nuclear and decay properties” (PDF) . Nuclear Physics A . 729 : 3?128. Bibcode : 2003NuPhA.729....3A . doi : 10.1016/j.nuclphysa.2003.11.001 . B?n g?c (PDF) l?u tr? ngay 23 thang 9 n?m 2008.
Thanh ph?n đ?ng v? va kh?i l??ng nguyen t? chu?n đ??c trich d?n t?:
- J. R. de Laeter; J. K. Bohlke; P. De Bievre; H. Hidaka; H. S. Peiser; K. J. R. Rosman; P. D. P. Taylor (2003). “Atomic weights of the elements. Review 2000 (IUPAC Technical Report)” . Pure and Applied Chemistry . 75 (6): 683?800. doi : 10.1351/pac200375060683 .
- M. E. Wieser (2006). “Atomic weights of the elements 2005 (IUPAC Technical Report)” . Pure and Applied Chemistry . 78 (11): 2051?2066. doi : 10.1351/pac200678112051 . Tom l??c d? hi?u .
D? li?u v? chu k? ban ra, spin , va đ?ng phan đ??c trich d?n t? cac ngu?n sau đay.
- G. Audi; A. H. Wapstra; C. Thibault; J. Blachot; O. Bersillon (2003). “The NUBASE evaluation of nuclear and decay properties” (PDF) . Nuclear Physics A . 729 : 3?128. Bibcode : 2003NuPhA.729....3A . doi : 10.1016/j.nuclphysa.2003.11.001 . B?n g?c (PDF) l?u tr? ngay 23 thang 9 n?m 2008.
- National Nuclear Data Center . “NuDat 2.1 database” . Brookhaven National Laboratory . Truy c?p thang 9 n?m 2005 . Ki?m tra gia tr? ngay thang trong: |access-date= ( tr? giup )
- N. E. Holden (2004). “Table of the Isotopes”. Trong D. R. Lide (bien t?p). CRC Handbook of Chemistry and Physics (?n b?n 85). CRC Press . Section 11. ISBN 978-0-8493-0485-9 .
Natri-22 la ch?t kh?i đ?u nhi?t h?ch:
- Brian Wang. “Positron Dynamics near term work to proving out antimatter catalyzed deuterium fusion propulsion with over 100,000 ISP” . NextBig Future . Truy c?p ngay 25 thang 10 n?m 2016 .

Lien k?t ngoai [ s?a | s?a ma ngu?n ]

Sodium isotopes data from The Berkeley Laboratory Isotopes Project's L?u tr? 2007-07-12 t?i Wayback Machine

[4] Na – Excited nuclear isomer .

[6] ( ) – Uncertainty (1 σ ) is given in concise form in parentheses after the corresponding last digits.

[TMS-7] # – Atomic mass marked #: value and uncertainty derived not from purely experimental data, but at least partly from trends from the Mass Surface (TMS).

[TNN-8] # – Values marked # are not purely derived from experimental data, but at least partly from trends of neighboring nuclides (TNN).

[9] Modes of decay:

IT: Isomeric transition

n: Neutron emission

p: Proton emission

[10] Bold symbol as daughter – Daughter product is stable.

[11] ( ) spin value – Indicates spin with weak assignment arguments.

[decay_mode_2-12] Decay mode shown has been observed, but its intensity is not known experimentally.

[t-13] Cosmogenic nuclide

[decay_mode_1-14] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ Decay mode shown is energetically allowed, but has not been experimentally observed to occur in this nuclide.

[NUBASE2020_tropical_year-2] Note that NUBASE2020 uses the tropical year to convert between years and other units of time, not the Gregorian year . The relationship between years and other time units in NUBASE2020 is as follows: 1 y = 365.2422 d = 31 556 926 s

[RikenNa39-1] Ahn, D.S.; va đ?ng nghi?p (14 thang 11 n?m 2022). “Discovery of ³⁹Na” . Physical Review Letters . 129 (21): 212502. Bibcode : 2022PhRvL.129u2502A . doi : 10.1103/PhysRevLett.129.212502 . PMID 36461972 . S2CID 253591660 . đa b? qua tham s? khong ro |article-number= ( tr? giup )

[3] Half-life, decay mode, nuclear spin, and isotopic composition is sourced in:
Kondev, F. G.; Wang, M.; Huang, W. J.; Naimi, S.; Audi, G. (2021). “The NUBASE2020 evaluation of nuclear properties” (PDF) . Chinese Physics C . 45 (3): 030001. doi : 10.1088/1674-1137/abddae .

[5] B?n m?u:AME2020 II

[1]

[nb 1]

[2]

[n 1]

[3]

[n 2]

[n 3]

[n 4]

[n 5]

[n 6]

[n 7]

[n 8]

[n 9]

[n 10]