**For recent discussions of stopping power data and of some related tables and programs, see papers by H. Paul and co-authors:**

"An empirical approach to the stopping power of solids and gases for ions from Li to Ar", Nucl. Instr. Methods Phys. Res. B 179 (2001) 299

"An empirical approach to the stopping power of solids and gases for ions from Li to Ar, Part II", Nucl. Instr. Methods Phys. Res. B 195 (2002) 166

"Judging the reliability of stopping power tables and programs for heavy ions", Nucl. Instr. Methods Phys. Res. B 209 (2003) 252

"Empirical stopping power tables for ions from _{3}Li to _{18}Ar and from 0.001 to 1000 MeV/nucleon in solids and gases", Atomic Data and Nuclear Data Tables 85 (2003) 377

"Judging the reliability of stopping power tables and programs for protons and alpha particles using statistical methods", Nucl. Instrum. Methods. Phys. Res. B 227 (2005) 461

R.Bimbot, H.Geissel, H.Paul, A.Schinner, and P. Sigmund: “ICRU Report 73: Stopping of Ions Heavier Than Helium”; J. of the ICRU 5, No.1 (2005)

“A comparison of recent stopping power tables for light and medium-heavy ions with experimental data, and applications to radiotherapy dosimetry", Nucl. Instrum. Methods Phys. Res. B 247 (2006) 166

"Statistical analysis of stopping data for protons and alphas in compounds", Nucl. Instrum. Methods Phys. Res. B 249 (2006) 1

"New developments in stopping power for fast ions", Nucl. Instrum. Methods Phys. Res. B 261 (2007) 1176

"Some new results on stopping power for fast ions", A.I.P. Conf. Proceedings 1099 (2009) 251

P.Sigmund, A.Schinner and H.Paul: "Errata and Addenda for ICRU Report 73, Stopping of Ions Heavier than Helium", J. of the ICRU (Oct. 8, 2009)

"Recent results in stopping power for positive ions, and some critical comments", Nucl. Instrum. Methods Phys. Res. B 268 (2010) 3421

H. Paul, "The stopping Power of Matter for Positive Ions". In: Modern Practices in Radiation Therapy, ch. 7, G.Natanasabapathi (Ed.), InTech, ISBN 978-953-51-0427-8 (2012), available from www.intechopen.com/books/modern-practices-in-radiation-therapy

Helmut Paul, "New results about stopping power for positive ions: Experiment and theory”, AIP Conf. Proc. 1525 (2013) 295

Helmut Paul & Daniel Sánchez-Parcerisa: "Acritical overview of recent stopping power programs for positive ions in solid elements" Nucl. Instr. Methods in Phys. Res. B 312 (2013) 110

**Particular aspects of stopping power are discussed in the following papers:**

Helmut Paul: ”A note on the Density Effect in the Stopping Power for positive Ions", Nucl. Instr. Methods Phys. Res. B 217 (2004) 7

H.Paul and A.Schinner: "Does the Result of a Stopping Power Measurement Depend on the Method Used?", Physica Scripta 69 (2004) C41

Helmut Paul: "On the Gas-Solid Difference in Stopping Power for low Energy Ions", Nucl. Instr. Methods Phys. Res. B 262 (2007) 13

Helmut Paul: "Erratum to 'On the Gas-Solid Difference in Stopping Power for low Energy Ions'", Nucl. Instr. Methods Phys. Res. B 266 (2008) 857

Helmut Paul: "The Solid-Gas Difference in Stopping Powers, and Statistical Analysis of Stopping Power Data", Nucl. Instr. and Meth. in Phys. Res. B 267 (2009) 9

H.Paul, P.L.Grande, D.Y.Smith: "Optical Oscillator Strengths, Mean Excitation Energy, Shell Corrections and experimental values for Stopping Power", Nucl. Instr. and Meth. in Phys. Res. B 267 (2009) 2471

Helmut Paul: “Nuclear stopping power and its impact on the determination of electronic stopping power”, AIP Conf. Proc. 1525 (2013) 309

Helmut Paul and Daniel Sánchez-Parcerisa: “Acritical overview of recent stopping power programs for positive ions in solid elements” Nucl. Instr. Methods in Phys. Res. B 312 (2013) 110

**Applications to radiation therapy are discussed in the papers:**

H.Paul, O.Geithner,O.Jaekel: "The ratio of stopping powers of water and air for dosimetry applications in tumor therapy" Nucl. Instrum. Methods Phys. Res. B 256 (2007) 561

H.Paul, O.Geithner,O.Jaekel: "The Influence of Stopping Powers upon Dosimetry for Radiation Therapy with Energetic Ions" Adv. Quantum Chem. 52 (2007) 289

H.Paul: "The mean ionization potential of water,and its connection to the range of energetic carbon ions in water", Nucl. Instrum. Methods Phys. Res. B 255 (2007) 435

H.Paul: "On the I values for Liquid Water used in ICRU Reports 49 and 73", ICRU News 2007 #1

H.Paul: “On the Accuracy of Stopping Power Codes and Ion Ranges used for Hadron Therapy”, pp. 39-61 in “Theory of Heavy Ion Collision Physics in Hadron Therapy”, D. Belkic, ed., Elsevier/Academic Press (2013), ISBN 978-0-12-396455-7