Duncan L. Weathers

Previous Scheduled Teaching

Published Intellectual Contributions

Conference Proceeding

• Pacheco, J., Ordonez, C., Weathers, D.L., McDaniel, F.D., Doyle, B.L., Glass, G.A., Wang, Y. (2013). Electrostatic storage ring with focusing provided by the space charge of an electron plasma. AIP Conference Proceedings. 1525 (1) 88–93.
• Deoli, N.T., Kummari, V.C., Pacheco, J.L., Duggan, J.L., Glass, G.A., McDaniel, F.D., Reinert, T., Rout, B., Weathers, D.L., McDaniel, F.D., others. (2013). Investigation of beam transmission in A 9SDH-2 3.0 MV NEC pelletron tandem accelerator. AIP Conference Proceedings. 1525 (1) 214–219.
• Naresh T. Deoli and Duncan L. Weathers. (2012). " Accurate Current Integration for Heavy Ion Rutherford Backscattering at University of North Texas ,".
• C.A. Ordonez, E.D. Lessmann, D.L. Weathers, and M.J. Traum. (2011). "Energy Conversion in a Solid-Particle-Entrained Gas That Expands Isothermally Through a Nozzle,".
• C.A. Ordonez, J.L. Pacheco, and D.L. Weathers. (2011). "Force Field For Confining Antimatter or Fusion Plasmas,".

Journal Article

• Hongtrakul, W., Weathers, D.L., Ordonez, C.A. (2024). A Particle-In-Cell Study of Electrostatic Potential Well Formation in an Edge-Confined Non-Neutral Plasma. AIP Advances. 14 085105.
• Ordonez, C.A., Weathers, D.L. (2023). Centrifugal-Electrostatic Confinement Fusion. Physics of Plasmas. 30 092111.
• Kiester, A.S., Ordonez, C.A., Weathers, D.L. (2022). Ionized molecular hydrogen build-up and confinement inside the space charge of a continually resupplied electron plasma. IEEE Transactions on Plasma Sciences. 50 (2) 210-221. Denton,
• Titze, M., Pacheco, J.L., Byers, T., Van Deusen, S.B., Perry, D.L., Weathers, D.L., Bielejec, E.S. (2021). Evaluation of the Accuracy of SRIM Simulations through SIMS and RBS Spectroscopy for low energy heavy ion implantation. Journal of Vacuum Science & Technology. 39 (6) 6 pages.
• Femi-Oyetoro, J.D., Yao, K., Tang, R., Ecton, P., Roccapriore, K., Mhlanga, A., Verbeck, G.F., Weathers, D.L., Perez, J.M. (2019). Mechanism for Etching of Exfoliated Graphene on Substrates by Low-Energy Electron Irradiation from Helium Plasma Electron Sources. 37 (2) 7. American Institute of Physics.
• Jones, D.C., Young, J.M., Lakshantha, W.J., Singh, S., Byers, T.A., Weathers, D.L., McDaniel, F.D., Rout, B. (2018). Redistribution of Nickel Ions Embedded within Indium Phosphide Via Low Energy Dual Ion Implantations. 6 (1) 9-15. Chandigarh, Punjab, Chitkara University. http://dspace.chitkara.edu.in/xmlui/handle/123456789/732
• Brostow, W.K., Osmanson, A.T., Lohse, S., Tobola, D., Weathers, D.L. (2018). Mechanical Finishing and Ion Beams Application to Cold Working Tool Steels: Consequences for Scratch Resistance. MRS Communications. 8 (1) 178-182.
• Reyes, D., Camacho, M., Camacho, M., Mayorga, M., Weathers, D.L., Salamo, G., Wang, Z., Neogi, A. (2016). Laser Ablated Carbon Nanodots for Light Emission. Nanoscale Research Letters. 11 (1) 424. Springer US.
• Pacheco, J., Ordonez, C., Weathers, D.L. (2014). Artificially Structured Boundary for a high purity ion trap or ion source. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 332 312–316. North-Holland.
• Deoli, N.T., Phinney, L.C., Weathers, D.L. (2014). Ion fluence dependence of the total sputtering yield and differential angular sputtering yield of bismuth due to 50keV argon ion irradiation. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 332 286–289. North-Holland.
• Kiester, A., Pacheco, J., Ordonez, C., Weathers, D.L. (2014). Phase space of positron trajectories exiting a charged particle source through a magnetic field point cusp. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 332 401–403. North-Holland.
• Pandey, B., Weathers, D.L. (2014). Temperature dependent formation of ZnO and Zn 2 SiO 4 nanoparticles by ion implantation and thermal annealing. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 332 359–363. North-Holland.
• C. A. Ordonez, D. L. Weathers, and M. J. Traum. (2013). " Energy Conversion d uring Expansion of a Solid-Particle-Entrained Gas ,".
• Pandey, B., Poudel, P., Singh, A., Neogi, A., Weathers, D.L. (2013). Ion beam synthesis and carrier dynamics of ZnO nanoparticles embedded in a SiO2 matrix. Applied Physics A. 112 (3) 801–806. Springer.
• Pandey, B., Poudel, P.R., Singh, A.K., Neogi, A., Weathers, D.L. (2013). Ion beam synthesis and carrier dynamics of ZnO nanoparticles embedded in a SiO2 matrix. Applied Physics A: Materials Science and Processing. 112 (3) 801-806. https://api.elsevier.com/content/abstract/scopus_id/84881314024
• C. A. Ordonez, J. L. Pacheco, and D. L. Weathers. (2012). " Spatially Periodic Electromagnetic Force Field f or Plasma Confinement and Control ,".
• L.C. Phinney, G. Lapicki, D.L. Weathers, F.U. Naab, J.L. Duggan, and F.D. McDaniel. (2012). " Thorium and uranium M-shell x-ray production cross sections by 4.5-11.3 MeV carbon ion and 4.5-13.5 MeV oxygen ion bombardment,".
• Bimal Pandey, Prakash R. Poudel, and Duncan L. Weathers. "Formation of ZnO nanoparticles by ZnO- and O- dual beam ion implantation and thermal annealing,".
• J. L. Pacheco, C.A. Ordonez, and D.L. Weathers. (2012). "Space-Charge-Based Electrostatic Plasma Confinement Involving Relaxed Plasma Species ,".
• J.L. Pacheco, C.A. Ordonez, and D.L. Weathers. (2011). "Plasma Interaction with a Static Spatially Periodic Electromagnetic Field,".
• C.A. Ordonez and D.L. Weathers. (2008). " Two-Species Mixing in a Nested Penning Trap for Antihydrogen Trapping ,".
• L.R. Burns, J.D. Bouas, S. Matteson and D.L. Weathers. (2007). "Evaluation of a Novel Design for an Electrostatic Quadrupole Triplet Ion Beam Lens,".
• P.R. Poudel, L.J. Mitchell, E.B. Smith, L.C. Phinney, K. Hossain, L.R. Burns, D.L. Weathers, J.L. Duggan and F.D. McDaniel. (2007). "Installation of Ion Implantation Line for 3 MV Tandem Pelletron,".
• R.J. Bosca and D.L. Weathers. (2007). "Modeling and Optimization of a Deflection Slit for Fast-Pulsing a Low Energy Ion Beam,".
• J.R. Correa, C.A. Ordonez and D.L. Weathers. (2005). "Transverse Confinement of an Ion Beam in a Purely Electrostatic Configuration,".
• A.W. Bigelow, S.L. Li, S. Matteson and D.L. Weathers. (2001). "Measured Energy and Angular Distributions of Sputtered Neutral Atoms from a Ga-In Eutectic Alloy Target,".
• Jian-Yue Jin, D.L. Weathers, F. Picton, B.F. Hughes, J.L. Duggan, F.D. McDaniel and S. Matteson. (1999). "A Nuclear Reaction Analysis Study of Fluorine Uptake in Flint,".
• A.W. Bigelow, S.L. Li, S. Matteson and D.L. Weathers, CP475, Appl. of Accelerators in Res. and Industry, eds. J.L. Duggan and I.L. Morgan. (1999). "Sputter-Initiated Resonance Ionization Spectroscopy at the University of North Texas,".
• Z.Y. Zhao, A.M. Arrale, S.L. Li, D.K. Marble, D.L. Weathers, S. Matteson, J.M. Anthony, B. Gnade and F.D. McDaniel. (1998). "Experimental Evidence for a Discrete Transition to Channeling for 1.0 MeV Protons in Si,".
• J. Jin, D.L. Weathers, J.P. Biscar, B.F. Hughes, J.L. Duggan, F.D. McDaniel and S. Matteson, CP392, Appl. of Accelerators in Res. and Industry, eds. J.L. Duggan and I.L. Morgan. (1997). "Convolution Fitting and Deconvolution Methods for Fluorine Depth Profiling by Resonant NRA,".
• A.M. Arrale, Z.Y. Zhao, J.F. Kirchhoff, D.L. Weathers, F.D. McDaniel and S. Matteson. (1997). "Simultaneous Measurement of the Average Ion-Induced Electron Emission Yield and the Mean Charge State for Isotachic Ions in Carbon Foils,".
• Y.D. Kim, J.Y. Jin, S. Matteson, D.L. Weathers, J.M. Anthony, P. Marshall and F.D. McDaniel. (1995). "Collision-Induced Interaction Cross Sections of 1–7 MeV B2 Ions Incident on an N2 Gas Target,".
• Z.Y. Zhao, A.M. Arrale, S.L. Li, F.D. McDaniel, S. Matteson, D.L. Weathers, J.M. Anthony and B. Gnade. (1995). "Correlation between Energy Loss and Ion-Induced Electron Emission of 1 MeV Protons Channeled along the Axis of a Thin Silicon Crystal,".
• A.M. Arrale, Jianyue Jin, Z.Y. Zhao, D.L. Weathers, D.L. Weathers, F.D. McDaniel and S. Matteson. (1995). "Z 1 Oscillations of the Mean Charge for Isotachic Ions in Carbon Foils,".
• J.F. Kirchhoff, D.K. Marble, D.L. Weathers, F.D. McDaniel, S. Matteson, J.M. Anthony, R.L. Beavers and T.J. Bennett. (1994). "Fabrication of Silicon-Based Optical Components for an Ultra-Clean Accelerator Mass Spectrometry Negative Ion Source,".
• M.R. McNeir, Y.C. Yu, D.L. Weathers, D.K. Marble, Z. Zhao, J.L. Duggan, F.D. McDaniel and G. Lapicki. (1994). "L -Shell X-Ray Production Cross Sections in 26Fe, 28Ni, 29Cu, 30Zn, 31Ga and 32Ge by 0.5 to 8.0 MeV He Ions,".
• A.M. Arrale, Z.Y. Zhao, J.F. Kirchhoff, D.K. Marble, D.L. Weathers, F.D. McDaniel and S. Matteson. (1994). "Model of the Contamination Effect in Ion-Induced Electron Emission,".
• F.D. McDaniel, J.M. Anthony, S. Matteson, D.L. Weathers, J.F. Kirchhoff, G. Vizkelethy, D.K. Marble, Y.D. Kim, I. Hassan and Z.Y. Zhao, Proc. Third Int. Conf.. (1993). "Characterization of Electronic Materials Using Accelerator Mass Spectrometry,".
• D.L. Weathers, S.J. Spicklemire, T.A. Tombrello, I.D. Hutcheon and H. Gnaser. (1993). "Isotopic Fractionation in the Sputtering of 92Mo–100Mo Targets,".
• D.L. Weathers, I.D. Hutcheon, H. Gnaser, T.A. Tombrello and M.H. Shapiro. (1993). "Reply to "Note on Isotope Sputtering",".
• F.D. McDaniel, S. Matteson, J.M. Anthony, D.L. Weathers, J.L. Duggan, D.K. Marble, I. Hassan, Z.Y. Zhao, A.M. Arrale and Y.D. Kim, J. Radioanal. (1993). "Trace Element Analysis by Accelerator Mass Spectrometry,".
• S. Matteson, D.L. Weathers, Y.D. Kim, A.M. Arrale, F.D. McDaniel, J.L. Duggan, J.M. Anthony and M.A. Douglas. (1992). "Molecular Ion Stability and Populations in Tandem Accelerator Mass Spectrometry,".
• F.D. McDaniel, S. Matteson, D.L. Weathers, J.L. Duggan, D.K. Marble, I. Hassan, Z.Y. Zhao and J.M. Anthony, J. Radioanal. (1992). "Radionuclide Dating and Trace Element Analysis by Accelerator Mass Spectrometry,".
• M. Döbeli, P.C. Haubert, R.P. Livi, S.J. Spicklemire, D.L. Weathers and T.A. Tombrello. (1991). "A Time-of-Flight Detector for Heavy Ion RBS,".
• D.L. Weathers, J.L. Duggan, R.B. Escue and F.D. McDaniel. (1991). "Analysis and Reduction of Low-Z Contaminants on Thin Carbon Foils,".
• J.L. Marshall, D.E. Miiller, J. Sees, S.E. Matteson, D. Weathers and L. Lichtenberg. (1991). "Correlation of Chemical Microstructure with Solderability of PCBs,".
• D.K. Marble, F.D. McDaniel, M.R. McNeir, Y.C. Yu, Z.Y. Zhao, D.K. Wilson, D.L. Weathers and J.L. Duggan. (1991). "Direct Ionization in K-Shell X-Ray Production in Fluorine by Highly-Charged Lithium, Boron, and Oxygen ions,".
• D.L. Weathers, J.L. Duggan, M.R. McNeir, Y.C. Yu, F.D. McDaniel, C.A. Quarles, H. Lehtihet and D. Kahler. (1991). "Efficiency Determination for a Windowless Si(Li) X-Ray Detector for Photon Energies Below 5 keV Using Atomic-Field Bremsstrahlung,".
• S. Matteson, D.K. Wilson, D.L. Weathers, F.D. McDaniel and J.L. Duggan. (1991). "Electrostatic Octupole Lens Calculations for MeV Ion Accelerators,".
• Y.C. Yu, M.R. McNeir, D.L. Weathers, D.K. Marble, J.L. Duggan and F.D. McDaniel. (1991). "K-Shell X-Ray Production Cross Sections in 6C, 8O, 9F, 11Na, 12Mg and 13Al by 0.75 to 5.0 MeV Li+ Ions,".
• Y.C. Yu, M.R. McNeir, D.L. Weathers, J.L. Duggan and F.D. McDaniel. (1991). "K-Shell X-Ray Production Cross Sections in 6C, 8O, 9F, 11Na, 12Mg, and 13Al by 0.75- to 4.5-MeV Protons,".
• Y.C. Yu, M.R. McNeir, D.L. Weathers, J.L. Duggan, F.D. McDaniel, D.K. Marble, Z.Y. Zhao and G. Lapicki. (1991). "K-Shell X-Ray Production in 6C, 8O, 9F, 11Na, 12Mg, and 13Al by 0.5–8.0-MeV Helium Ions,".
• M.R. McNeir, Y.C. Yu, D.L. Weathers, D.K. Marble, J.L. Duggan and F.D. McDaniel. (1991). "L-Shell X-Ray Production Cross Sections in 20Ca, 26Fe, 28Ni, 29Cu, and 32Ge by 0.75 to 4.5 MeV 7L+ Ions,".
• M.R. McNeir, Y.C. Yu, D.L. Weathers, J.L. Duggan and F.D. McDaniel. (1991). "L-Shell X-Ray Production Cross Sections in 26Fe, 28Ni, 29Cu, 30Zn, 31Ga, and 32Ge by 0.5-to 5.0-MeVProtons,".
• J.M. Anthony, R.L. Beavers, T.J. Bennett, S. Matteson, D.K. Marble, D.L. Weathers, F.D. McDaniel and J.L. Duggan. (1991). "Materials Characterization Using Accelerator Mass Spectrometry,".
• F.G. Celii, A.J. Purdes, B.E. Gnade and D.L. Weathers. (1991). "Solid-State Hydrogen Profiles in CVD Diamond Films,".
• D.K. Wilson, J.L. Duggan, D.L. Weathers, F.D. McDaniel, S. Matteson, T. Thompson and I.L. Morgan. (1991). "Trace Element Analysis of Steel Samples by Particle Induced X-Ray Emission,".
• D.L. Weathers, F.D. McDaniel, S. Matteson, J.L. Duggan and J.M. Anthony. (1991). "Triply-Ionized B2 Molecules from a Tandem Accelerator,".
• F.D. McDaniel, D.K. Marble, J.L. Duggan, M.R. McNeir, Y.C. Yu, Z.Y. Zhao, D.L. Weathers and P.S. Elliott. (1991). "X-Ray Production in Fluorine by Highly Charged Boron, Carbon, and Oxygen Ions,".
• S. Matteson, J.L. Duggan, D. Marble, F.D. McDaniel, D.L. Weathers, D.K. Wilson, J.M. Anthony and R.L. Beavers. (1990). "An Ultra-Clean Microprobe Ion Source for Atomic Mass Spectrometry,".
• J.M. Anthony, S. Matteson, J.L. Duggan, P. Elliott, D. Marble, F.D. McDaniel and D.L. Weathers. (1990). "Atomic Mass Spectrometry of Materials,".
• M. Döbeli, P.C. Haubert, R.P. Livi, S.J. Spicklemire, D.L. Weathers and T.A. Tombrello. (1990). "Heavy Ion Backscattering Analysis with a Time-of-Flight Detector,".
• F.D. McDaniel, D.L. Weathers, J.L. Duggan, S. Matteson and D.K. Marble. (1990). "Ion Beam Techniques for Materials Modification and Analysis,".
• F.D. McDaniel, S. Matteson, D.L. Weathers, D.K. Marble, J.L. Duggan, P.S. Elliot, D.K. Wilson and J.M. Anthony. (1990). "The University of North Texas Atomic Mass Spectrometry Facility for Detection of Impurities in Electronic Materials and Metals,".
• K.M. Hubbard, R.A. Weller, D.L. Weathers and T.A. Tombrello, Nucl.. (1989). "Sputtering from a Liquid Ga–In Eutectic Alloy,".
• D.L. Weathers, T.A. Tombrello, M.H. Prior, R.G. Stokstad and R.E. Tribble. (1989). "Sputtering of Au, CsI, and LiNbO3 by Multiply Charged ArIons,".
• M.R. Weller, K.M. Hubbard, R.A. Weller, D.L. Weathers and T.A. Tombrello. (1989). "Sticking Probabilities for Sputtered Ag and Au Atoms Incident on Oxidized Aluminum Surfaces,".
• K.M. Hubbard, R.A. Weller, D.L. Weathers and T.A. Tombrello. (1989). "The Angular Distribution of Atoms Sputtered from a Ga-In Eutectic Alloy Target,".

Contracts, Grants and Sponsored Research

Grant - Research

• Weathers, D.L. (Co-Principal), "Diffusion Time Resolved Ion Beam Induced Charge Collection in Integrated Circuits," sponsored by National Science Foundation, Federal, $627072 Funded. (2000 - 2005).
• Weathers, D.L. (Principal), "Investigation of the Sputtering of Alloys," sponsored by Texas Higher EducationCoordinating Board, State, $67500 Funded. (1998 - 2000).

Grant - Teaching

• Weathers, D.L. (Co-Principal), "The Establishment of a Robotic Telescope Facility for Use in Undergraduate Laboratory Instruction," sponsored by National Science Foundation, Federal, $94139 Funded. (1999 - 2002).