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Capture cross section and gamma-ray spectrum calculations for medium-weight nuclei. [Double-peak, energy-dependent Breit-Wigner model] (open access)

Capture cross section and gamma-ray spectrum calculations for medium-weight nuclei. [Double-peak, energy-dependent Breit-Wigner model]

A double-peak, energy-dependent Breit-Wigner model of the E1 gamma-ray strength function was applied to nuclei from As to Rh, to predict their neutron capture cross sections and capture gamma-ray spectra. A consistent set of model parameters was obtained in this mass region to describe the step in the low-energy tail of the E1 strength function. This step allows agreement with photonuclear data at high energies, the correct GAMMA/sub gamma/ to be obtained for agreement with neutron capture cross-section data, and the calculation of the observed hardness in the capture gamma-ray spectra. For nuclei at or near the closed, N = 50 shell, however, the double-peak assumption breaks down. In these cases, good results are still obtained if the same set of model parameters is applied, except that the E1 strength function is formulated in terms of the first, narrower peak. 8 figures.
Date: November 14, 1979
Creator: Gardner, M. A. & Gardner, D. G.
Object Type: Article
System: The UNT Digital Library

[Photograph 2012.201.B0352.0546]

Photograph used for a story in the Oklahoma Times newspaper. Caption: "M. R. Klinkevich, a VITA volunteer, helps Mr. and Mrs. Dariel Pierce with their tax return."
Date: February 14, 1979
Creator: Southerland, Paul
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0310B.0101]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "The National Ring Competition, now on display at Omniplex, has some ring-leaders in rings."
Date: February 14, 1979
Creator: Argo, Jim
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0265.0265]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Two-year-old Justin Shahrestani, son of Mrs. Ramona Shahrestani, Oklahoma City, visits the nursery where he was treated."
Date: February 14, 1979
Creator: Southerland, Paul
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0231.0637]

Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Pam Guffey, City"
Date: November 14, 1979
Creator: McDaniel, David
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0304B.0081]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Blanche Johnson, left, and Bertha Robinson serve as hostesses."
Date: December 14, 1979
Creator: Tullous, Don
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0246.0464]

Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "James E, Hamilton, Wife - Nancy, Daughter - Melissa, 11. Son - Lance, 17"
Date: November 14, 1979
Creator: Tullous, Don
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0261.0759]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Boys whose audition tapes for a CBS mini-series will be sent to Norman Lear and Alex Haley who are working on the project."
Date: August 14, 1979
Creator: Argo, Jim
Object Type: Photograph
System: The Gateway to Oklahoma History

Leptodea fragilis, Specimen #516

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Date: June 14, 1979
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Leptodea fragilis, Specimen #517

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; white internal coloring; off-white external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be very-long dead when collected.
Date: June 14, 1979
Creator: Britton, Joseph
Object Type: Specimen
System: The UNT Digital Library

Leptodea fragilis, Specimen #518

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: June 14, 1979
Creator: Britton, Joseph; Brush, Sam & La Grove, M.
Object Type: Specimen
System: The UNT Digital Library

[Photograph 2012.201.B0249.0749]

Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "A troupe of clowns provided instruction in clown makeup and movement."
Date: August 14, 1979
Creator: unknown
Object Type: Photograph
System: The Gateway to Oklahoma History

Toxolasma texasense, Specimen #1203

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
Object Type: Specimen
System: The UNT Digital Library

Toxolasma texasense, Specimen #1204

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
Object Type: Specimen
System: The UNT Digital Library

Leptodea fragilis, Specimen #519

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; dark brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
Object Type: Specimen
System: The UNT Digital Library

Leptodea fragilis, Specimen #520

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
Object Type: Specimen
System: The UNT Digital Library

Leptodea fragilis, Specimen #521

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
Object Type: Specimen
System: The UNT Digital Library

[Photograph 2012.201.B0230.0396]

Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Dr. James Gormley helps 4-year-old Jeffery Gambill, son of Mr. and Mrs. Ralph Gambill of Del City, pick out dessert."
Date: February 14, 1979
Creator: Southerland, Paul
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0260B.0371]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "With the large sign above Hog's Breath tavern, right, already taken down, a worker continues sprucing up the Cedar City area."
Date: September 14, 1979
Creator: Southerland, Paul
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0262.0404]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "L to R, Pinning flower on her mom's head is: Yvette Martinez Lynch 1364 Kincaid, OKC. Her mom, tight is: Mrs. Flora Martinez- Melton of Moore, Ok, Mrs. Melton is fiesta coordinator."
Date: September 14, 1979
Creator: Albright, Bob
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0553.0535]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Chandler Warren, New York City attorney for the production;"
Date: March 14, 1979
Creator: Southerland, Paul
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0225.0426]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "The demonstration organized to voice dissention against a speech by Dr. Sol Gordon, a noted sex educator, lecturer and author of several books dealing with sex education, began about 6:30 p. m."
Date: August 14, 1979
Creator: Tullous, Don
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0231.0304]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Seven members of a Waurika Family who died Wednesday in a grisly traffic crash are buried in Waurika Perpetual Care Cemetery."
Date: July 14, 1979
Creator: unknown
Object Type: Photograph
System: The Gateway to Oklahoma History

[Photograph 2012.201.B0270.0649]

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "CANCER SPECIALIST"
Date: October 14, 1979
Creator: unknown
Object Type: Photograph
System: The Gateway to Oklahoma History