EXFOR A1366
last update: 2025-09-16
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0. OVERALL DESCRIPTION (A1366.001)
last update: 2025-09-16
Title

Neutrons from the proton bombardment of 6Li,7Li,9Be,

11B, and 18O

Author
J.K.Bair, C.M.Jones, H.B.Willard
Reference
Nucl.Phys. 53 (1964) 209
Institute
Oak Ridge National Laboratory, Oak Ridge, TN
Facility
Tandem van de Graaff of Oak Ridge National Laboratory, Oak Ridge, TN
Detector
Boron Trifluoride neutron detector

1.5 m diameter graphite sphere neutron detector.

Eight BF3 counters were used.

Method
Beam current integrated
Comment

The numerical information of this paper also had been

gained and renormalized from the published figures by

Liskien for his evaluation. See F0004 (AND,15,57,1975)

History
Date Work Remark
1982-05-11 Compiled at the data center Compilation produced by Arzamas RFNC-VNIIEF
1999-03-17 Unimportant alterations CNPD: corrected 4-dig. year and lower cases.
2025-09-16 Important alterations SD: Corrections in all Subents.
1. DATA TABLE A1366.002
last update: 2025-09-16
Quantity given
6Li(p,x)1Nn cross section, Relative data

Relative neutron count rate

Sample
6Li enriched to 0.956

6Li, 2 ug/cm2 thick.

Error analysis
Heading Lower limit (%) Upper limit (%) Correlation Remark
ERR-1 Relative error
Status
Data read from a curve (Ref. J.K.Bair et al., Nucl.Phys. 53 (1964) 209)

Figure 2

History
Date Work Remark
2025-09-16 Important alterations SD: SF9=EXP deleted from REACTION code. STATUS updated. EN-ERR->EN-ERR-DIG; DATA-ERR->ERR-DIG; DATA-ERR1 -> ERR-1.
Constants 
------------------------------------
EN-ERR-DIG  ERR-1       ERR-DIG     
MEV         PER-CENT    ARB-UNITS   
------------------------------------
       0.05         15.        0.01 
------------------------------------
Data table (only first and last 5 data points are shown) 
------------------------
EN          DATA        
MEV         ARB-UNITS   
------------------------
       5.31        0.12 
       5.64        0.11 
       5.72        0.07 
       5.80        0.07 
       5.86        0.08 
 ..........  .......... 
      13.94        2.83 
      14.02        2.89 
      14.16        2.88 
      14.29        3.02 
      14.32        3.08 
------------------------
2. DATA TABLE A1366.003
last update: 2025-09-16
Quantity given
7Li(p,x)1Nn cross section, Relative data

Relative neutron count rate

Sample

7Li, 2 mu-g/cm2 thick.

Error analysis
Heading Lower limit (%) Upper limit (%) Correlation Remark
ERR-1 10. 35. The overall relative error is estimated to be +-10% up to about 10 MeV, and then increasing to +35%, -10% at 14 MeV.
Status
Data read from a curve (Ref. J.K.Bair et al., Nucl.Phys. 53 (1964) 209)

Figure 3

History
Date Work Remark
2025-09-16 Important alterations SD: SF9=EXP deleted from REACTION code. STATUS updated. EN-ERR->EN-ERR-DIG; DATA-ERR1->ERR-DIG; DATA-ERR2, +-DATA-ERR -> ERR-1.
Constants 
------------------------
EN-ERR-DIG  ERR-DIG     
MEV         ARB-UNITS   
------------------------
       0.05        0.02 
------------------------
Data table (only first and last 5 data points are shown) 
------------------------
EN          DATA        
MEV         ARB-UNITS   
------------------------
       4.03        4.32 
       4.03        4.21 
       4.14        4.29 
       4.19        4.32 
       4.29        4.43 
 ..........  .......... 
      13.59        2.40 
      13.75        2.32 
      13.87        2.35 
      14.03        2.46 
      14.21        2.35 
------------------------
3. DATA TABLE A1366.004
last update: 2025-09-16
Quantity given
9Be(p,x)1Nn cross section, Relative data

Relative neutron count rate

Sample

9Be, 5 ug/cm2 thick.

Error analysis
Heading Lower limit (%) Upper limit (%) Correlation Remark
ERR-1 Relative error
Status
Data read from a curve (Ref. J.K.Bair et al., Nucl.Phys. 53 (1964) 209)

Figure 4

History
Date Work Remark
2025-09-16 Important alterations SD: SF9=EXP deleted from REACTION code. STATUS updated. EN-ERR->EN-ERR-DIG; DATA-ERR->ERR-DIG; DATA-ERR1 -> ERR-1.
Constants 
------------------------------------
EN-ERR-DIG  ERR-1       ERR-DIG     
MEV         PER-CENT    ARB-UNITS   
------------------------------------
 0.03         6.         0.03       
------------------------------------
Data table (only first and last 5 data points are shown) 
------------------------
EN          DATA        
MEV         ARB-UNITS   
------------------------
       3.92        4.87 
       4.09        5.09 
       4.15        5.32 
       4.21        5.70 
       4.32        6.23 
 ..........  .......... 
      13.58        9.07 
      13.75        9.00 
      13.87        8.93 
      13.99        8.93 
      14.22        8.93 
------------------------
4. DATA TABLE A1366.005
last update: 2025-09-16
Quantity given
11B(p,x)1Nn cross section, Relative data

Relative neutron count rate

Sample

11B, 10 ug/cm2 thick.

Error analysis
Heading Lower limit (%) Upper limit (%) Correlation Remark
ERR-1 Relative error
Status
Data read from a curve (Ref. J.K.Bair et al., Nucl.Phys. 53 (1964) 209)

Figure 5

History
Date Work Remark
2025-09-16 Important alterations SD: SF9=EXP deleted from REACTION code. STATUS updated. EN-ERR->EN-ERR-DIG; DATA-ERR->ERR-DIG; DATA-ERR1 -> ERR-1.
Constants 
------------------------------------
EN-ERR-DIG  ERR-1       ERR-DIG     
MEV         PER-CENT    ARB-UNITS   
------------------------------------
       0.02          7.        0.03 
------------------------------------
Data table (only first and last 5 data points are shown) 
------------------------
EN          DATA        
MEV         ARB-UNITS   
------------------------
       3.96        7.34 
       4.04        7.10 
       4.09        6.54 
       4.17        5.84 
       4.21        5.13 
 ..........  .......... 
      13.82       10.43 
      13.91       10.40 
      13.99       10.37 
      14.06       10.53 
      14.15       10.71 
------------------------
5. DATA TABLE A1366.006
last update: 2025-09-16
Quantity given
18O(p,x)1Nn cross section, Relative data

Relative neutron count rate

Sample

Water vapour enriched to 97.2% in O-18 was used to oxidize tungsten by the method of Muggleton and Howe (See REL-REF). The W4O18 was then evaporated onto the carbon backings.

Related reference
A.H.F.Muggleton et al., Nucl.Intr.Meth. 12 (1961) 192
Reference to experimental technique
Error analysis
Heading Lower limit (%) Upper limit (%) Correlation Remark
ERR-1 Relative error
Status
Data read from a curve (Ref. J.K.Bair et al., Nucl.Phys. 53 (1964) 209)

Figure 6

History
Date Work Remark
2025-09-16 Important alterations SD: SF9=EXP deleted from REACTION code. STATUS updated. EN-ERR->EN-ERR-DIG; DATA-ERR->ERR-DIG; DATA-ERR1 -> ERR-1.
Constants 
------------------------------------
EN-ERR-DIG  ERR-1       ERR-DIG     
MEV         PER-CENT    ARB-UNITS   
------------------------------------
       0.01         18.        0.04 
------------------------------------
Data table (only first and last 5 data points are shown) 
------------------------
EN          DATA        
MEV         ARB-UNITS   
------------------------
       3.48        2.60 
       3.50        1.92 
       3.54        1.38 
       3.56        1.04 
       3.60        1.25 
 ..........  .......... 
       9.75        7.43 
       9.80        7.30 
       9.86        7.30 
       9.89        7.26 
       9.94        7.22 
------------------------