Brad's Website

External Publications

"Pulsed-Neutron Generator Applications in the Oil Industry", B. Roscoe; (Invited Paper) presentated at the 23rd International Conference on the Application of Accelerators in Research and Industry in San Antonio, TX, May 25-30, 2014.

"A New Capture and Inelastic Spectroscopy Tool Takes Geochemical Logging to the Next Level", R.J. Radtke, M. Lorente, B. Adolph, M. Berheide, S. Fricke, J. Grau, S. Herron, J. Horkowitz, B. Jorion, D. Madio, D. May, J. Miles, L. Perkins, O. Philip, B. Roscoe, D. Rose, and C. Stoller; Paper AAA, presentated at the SPWLA 53rd Annual Logging Symposium held in Cartagena, Colombia, June 16-20, 2012.

"Use of LaBr3 for Downhole Spectroscopic Applications", B. Adolph, M. Berheide, T. Brill, P. Clevinger, S. Crary, B. Crowder, S. Fricke, J. Grau, M. Hackbart, M. Herron, B. Jorion, M. Lorente, D. Madio, J. Miles, O. Philip, R.J. Radtke, B. Roscoe, I. Shestakova, C. Stoller, F. Zhou, W. Ziegler, and P.R. Menge; presented to the 2011 IEEE Nuclear Science Symposium and Midical Imaging Conference, Valencia, Spain, October 23-29, 2011.

"Effective Pulsed-Neutron Logging in both Tubing and Casing for Brown Fields", M L Sanni, S McFadden, S Kimminau, P Wanjau, L. Silipigno, B. Roscoe; SPWLA Paper KK, presented to the SPWLA 40th Annual Logging Symposium, Oslo, Norway, Transactions, May 30-June 30, 1999.

"Field-Test Results of a Three-Phase Holdup Measurement in Horizontal Wells With a Pulsed-Neutron Source", SPE 51362, SPE Reservoir Evaluation & Engineering, October 1998, 449-456..

"Field-Test Results of a Three-Phase Holdup Measurement in Horizontal Wells Using a Pulsed-Neutron Source", B. Roscoe, SPE 38704, Proceedings of the 1997 SPE Annual Technical Conference and Exhibition: Formation Evaluation and Reservoir Geology, San Antonio, TX, October 5-8, 1997, 525-534. (Synopsis in Nov 1997 JPT)

"Measurement of the Oil and Water Flow Rates in a Horizontal Well Using Chemical Markers and a Pulsed-Neutron Tool", B. Roscoe, C. Lenn, T.G.J. Jones, and C. Whittaker, SPE Reservoir Engineering, Vol. 12, No. 2, May 1997, 94-103.

"Three-Phase Holdup Determination in Horizontal Wells Using a Pulsed-Neutron Source", B. Roscoe, SPE 37147, Proceedings of the 2nd International Conference & Trade Show on Horizontal Well Technology, Calgary, Canada, November 18-20, 1996, 895-905.

"Oil and Water Velocity Logging in Horizontal Wells Using Chemical Markers", B. Roscoe and C. Lenn, SPE 37153, Proceedings of the 2nd International Conference & Trade Show on Horizontal Well Technology, Calgary, Canada, November 18-20, 1996, 943-949.

"Oil and Water Flow Rate Logging in Horizontal Wells Using Chemical Markers and a Pulsed-Neutron Tool", B. Roscoe and C. Lenn, SPE 36230, Proceedings of the 7th Abu Dhabi International Petroleum Exhibition and Conference, Abu Dhabi, U.A.E., October 13-16, 1996, 583-592.

"Measurement of the Oil and Water Flow Rates in a Horizontal Well Using Chemical Markers and a Pulsed-Neutron Tool", B. Roscoe, C. Lenn, T.G.J. Jones, and C. Whittaker, SPE 36563, Presented to the 1996 SPE Meeting in Denver, Co., October 6-9, 1996.

"Non-Convential Applications of Through-Tubing Carbon-Oxygen Logging Tools", B. Roscoe, J. Grau, C. Cao Minh, and D. Freeman, SPWLA Paper QQ, presented to the SPWLA 36th Annual Logging Symposium, Paris, France, Transactions, June 26-29, 1995.

"A Method of Stabilizing the Resolving Time of a Nuclear Acquisition System in Real-Time", B. Roscoe and R.A. Adolph, , IEEE Transactions on Nuclear Science, Vol. 40, No. 4, August 1993, 924-927.

"Use of GSO for Inelastic Gamma-Ray Spectroscopy Measurements in the Borehole", B. Roscoe, J. Grau, R. Manente, C. Melcher, C. Peterson, J. Schweitzer, and C. Stoller, IEEE Transactions on Nuclear Science, Vol. 39, No. 5, October 1992, 1412-15.

"A New Compensated Through-Tubing Carbon/Oxygen Tool For Use In Flowing Wells"; H.D. Scott, C. Stoller, B.A. Roscoe, R.E. Plasek, and R.A. Adolph, SPWLA Paper MM, presented to the SPWLA 32nd Annual Logging Symposium, Midland, Texas, Transactions, Vol II, June 16-19, 1991.

"A New Through-Tubing Oil-Saturation Measurement System", B.A. Roscoe, C. Stoller, R.A. Adolph, Y. Boutemy, J.C. Cheeseborough, III, J.S. Hall, D.C. McKeon, D. Pittman, B. Seeman, and S.R. Thomas, SPE 21413, presented to the SPE International Arctic Technology Conference, Anchorage, Alaska, May 29-31, 1991; presented to the Middle East Oil Show & Conference, Bahrain, Nov 16-19, 1991.

"A Borehole Correction Model for Capture Gamma-Ray Spectroscopy Logging Tools", J.A. Grau, B.A. Roscoe and J.R. Tabanou, SPE 14462, SPE Formation Evaluation, March(1988)62-68.

"Response of the Carbon/Oxygen Measurement for an Inelastic Gamma Ray Spectroscopy Tool", B.A. Roscoe and J.A. Grau, SPE 14460, SPE Formation Evaluation, March(1988)76-80.

"Statistical Precision Of Neutron-Induced Gamma Ray Spectroscopy Measurements", B.A. Roscoe, J.A. Grau, and P.D. Wraight, Paper CC, The Log Analyst, November-December(1987)538-545.

"Comparison of the Target Transformation Factor Analysis of Coal Compositional Data with X-ray Diffraction Analysis", B.A. Roscoe, C.Y. Chen, and P.K. Hopke, Analytica Chemica Acta, 160(1984)121-134.

"Nuclear Techniques in Oil Well Logging", B.A. Roscoe, presented at the 186th American Chemical Society National Meeting, Washington, D.C., August 1983.

"FANTASIA - A Program for Target Transformation Factor Analysis to Apportion Sources in Environmental Samples", P.K. Hopke, D.J. Alpert, and B.A. Roscoe, Computers & Chemistry, Vol. 7, No.3, (1983)149-155.

"The Use of Factor Analysis in Source Determination of Particulate Emissions", K.G. Severin, B.A. Roscoe, and P.K. Hopke, Particulate Science and Technology, 1(1983)183-192.

"The Application of Factor Analysis to Source Apportionment of Aerosol Mass", C.K. Liu, B.A. Roscoe, K.G. Severin, and P.K. Hopke, American Industrial Hygiene Association Journal, (1982)314-318.

"The Use of Principal Component Factor Analysis to Interpret Particulate Compositional Data Sets", B.A. Roscoe, P.K. Hopke, S.L. Dattner, and J.M. Jenks, Journal of Air Pollution Control Association, Vol. 32, No. 6, (1982)637-642.

"Identification of Noise in Linear Data Sets by Factor Analysis", B.A. Roscoe and P.K. Hopke, presented to the Sixth International Conference on Modern Trends in Activation Analysis, Toronto, Canada, June 1981., Published in Journal of Radioanalytical Chemistry, Vol. 70, No.1, 2(1982)483-495.

"The Application of Factor Analysis to Source Apportionment of Aerosol Mass", C.K. Liu, B.A. Roscoe, and P.K. Hopke, presented at American Industrial Hygiene Conference, Portland Oregon, May 1981.

"Error Estimation of Factor Loadings and Scores Obtained with Target Transformation Factor Analysis", B.A. Roscoe and P.K. Hopke, Analytica Chemica Acta, 132(1981)89-97 and 135(1982)379-380.

"FANTASIA - A Target Transformation Factor Analysis Program for the Apportionment of Sources in Aerosols", D.J. Alpert, B.A. Roscoe, and P.K. Hopke, presented at Environmetrics 81, EPA Conference on Statistical and Mathematical Methodologies Applied to Problems in Environmental Quality, Washington, D.C., April 1981.

"Comparison of Weighted and Unweighted Target Transformation Rotations in Factor Analysis", B.A. Roscoe and P.K. Hopke, Computers & Chemistry, 5(1981)1-7.

"Analysis of Mineral Phases in Coal Utilizing Factor Analysis", B.A. Roscoe and P.K. Hopke, presented at the ACS-ANS Topical Meeting on Atomic and Nuclear Methods in Fossil Energy Research, Mayaguez, Puerto Rico, December 1980.

"Determination of Mineral Matter in Coal by Target Transformation Factor Analysis", B.A. Roscoe and P.K. Hopke, Nuclear Methods in Environmental and Energy Research, Columbia, Missouri; Conf-800433, (1980)692-704.

"VAT-69, A Software System for Gamma Spectroscopy", A.K. Furr, B.A. Roscoe, and T.F. Parkinson, Computers in Activation Analysis and Gamma-ray Spectroscopy, Mayaguez, Puerto Rico; Conf-780421, (1979)352-66.

"Time Dependent Deadtime and Pileup Corrections for Gamma Ray Spectroscopy", B.A. Roscoe and A.K. Furr, Nuclear Instruments and Methods, 140(1977)401-4.

"Algorithm for Computer Processing and Analysis of Gamma Ray Spectra for Large Scale Laboratory Operations", B.A. Roscoe and A.K. Furr, Nuclear Instruments and Methods, 137(1976)173-8.