Program andExtended

Abstracts

internationalConference on

the Physics of

X-ray SpectraAugust30 -

Sept. 2,1976National Bureau of

Standards

Gaithersburg, Md.

m

6307

{1978)

Sponsored by:

International Union of

Pure & Applied Physics

U.S. Dept.of Commerce,

National Bureau of

Standards

U.S. Naval Research

Laboratory

U.S. Army Research Office

U.S. Energy Research &

Development Admin.

U.S. Office of Naval

Research

National Science

Foundation

INTERNATIONAL CONFERENCE ON THE PHYSICS OF X-RAY SPECTRA PROGRAM

MONDAY, AUGUST 30, 1976

PAGE

SESSION 1 - PREAMBLE AND MANY-BODY EFFECTS IN METALS

Chairman - W.T. Oosterhuis

0900 Keynote Address - X-ray Physics After Eighty Years 1Bernd Crasemann

0930 Many-Body Effects at X-ray Edges in Metals 7G.D. Mahan

1000 Prediction of Many-Body Lineshapes Using Sum Rules 10J.D. Dow

1020 Coffee

1040 Exchange Effects in the Li K Edge 13

S.M. Girvin and O.J. Hopfield

1100 Band Theory of Edge Shapes in Metals 16

R.P. Gupta and A.J. Freeman

1120 Photoabsorption and Photoyield Measurements of Li K-Edge 19

C. Kunz, H. Petersen and B, Sonntag

1140 Inelastic Electron Scattering Determination of Edge Shapes 23

in Simple Metals

P.C. Gibbons, S,G, Slusky and S.E. Schnatterly

1200 Impurity Spectra and the Optical Threshold Profile in Metals 26

C.P. Flynn

1220 Understanding of X-ray Absorption Edges in Simple Metals 29

Using X-ray Photoemission

P.H. Citrin, G,K. Wertheim, M, Schluter and Y. Baer

1240 Lunch

SESSION 2a - HOLE STATE DYNAMICS

Chairman - J,P. Briand

1340 Categorization of Two-Electron Processes According to the 32

Major Many-Electron Interaction

M.O. Krause

1410 Effects of Relaxation and Continuum Interaction on the Ne 35

KLL Auger SpectrumG. Howat, T. Aperg and 0. Goscinski

iii

MONDAY, AUGUST 30, 1976 - continued

PAGE

1430 Double L-vacancy States in the Electron Capture Decay of 181W 38

P.V. Rao

1450 Multipolarity of Some Transitions in 231TH By Application of 40

Gamma-X-rays Coincidence TechniqueE. Vano and L. Gonzalez

1510 Simplified Calculation of Autoionization Rates in Two and 43

Three-Electron Atoms

D.R. Franschetti and D.L, Miller

1530 Theoretical X-ray and Autoionization Rates for Four-Electron 46

Ions with 2sn 2p ConfigurationsM. Ahmed, S.C. Soong and C.P. Bhalla

1550 Tea

SESSION 2b - MOLECULES AND COMPOUND S0LIDS-I

Chairman - T. Sagawa

1340 Interpretation Schemes for Core Electron Excitation Spectra 49

of Small Molecules

W.H.E. Schwarz

1410 An Ab Initio Calculation of a Vibrational Structure in X-ray 53

Spectra of Molecules

L.N. Mazalov, F.K, GeVmukhanov, A.V. Kondratenko and

V.I. Avdeev

1430 Soft X-ray Absorption of Molecular Alkali Hal ides 54

K. Radler, B. Sonntag and H.W. Wolff

1445 Interpretation of the X-ray Emission and Photoelectron 57

Spectra of Simple Solid CompoundsG. Leonhardt, A. Kosakow, H. Sommer and M. Petke

1500 The Oxygen X-ray Emission Spectrum of Some Oxyanions 60

N. Kosuch, E. Tegeler, G. Wiech and A. Faessler

1520 X-ray Investigation of the Energy Level Structure of 63

Tetrahedrically Coordinated Transition Metal Atoms

R. Szargan and A. Meisel

1535 On the 1 s-Absorption Line Spectra of Li in Lithium Hal ides 64

and of B in BC13 and BF3T. Hayasi and Y. Hayasi

1550 Teaiv

MONDAY, AUGUST 30, 1976 - continued

PAGE

SESSION 3 - COMPTON AND RAMAN SCATTERING

Chairman - Cully Sparks

1610 Resonant X-ray Scattering from Solids 67

Philip M. Platzmann

1640 Compton Spectroscopy 70

William Reed

1710 X-ray Inelastic Scattering - Relation Between Compton - 72

Raman- and Plasmon ScatteringT. Suzuki

v

TUESDAY, AUGUST 31, 1976

PAGE

SESSION 4 - RESONANCE AND CONTINUUM OSCILLATOR STRENGTH DISTRIBUTION-IChairman - R. Haensel

0900 Shape Resonance Effects in X-ray Absorption Spectra of 75

Molecules

J.L. Dehmer and D. Dill

0920 Partial Photoionization Cross-Sections in the Soft X-ray 78

RegionI. Lindau, P. Pianetta and W.E. Spicer

0940 X-ray Resonance Scattering by Atoms with A Partially Empty 81Localized Shell

C. Bonnelle and R. Barchewitz

1000 Coffee

SESSION 5 - EXTENDED ABSORPTION FINE STRUCTURE

Chairman - A. Bienenstock

1020 White Lines and EXAFS: Complementary Effects 84D.E. Sayers, E.A. Stern and F.W, Lytle

1050 Extended Structure in X-ray Photoabsorption: Principles and 86

ApplicationsP. Eisenberger, W.E. Blumberg, G,S, Brown, P.H. Citrin,B.M. Kincaid, J. Reed and R.G. Shulman

1120 X-ray Photoabsorption Studies of Superconducting A15 Compounds 88

G.S. Brown and L. Testardi

1140 EXAFS in Photoelectron Yield Spectra: Comparison with 89

Photoabsorption and Determination of Electron Escape DepthsR. Haensel, G. Martens, P. Rabe, N. Schwentner, M. Skibowskiand A. Werner

1200 EXAFS of a Single Crystal of Galium 90

W.M. Weber

1220 Lunch

SESSION 6a - APS, XPS AND IS0CHR0MATS

Chairman - M.A. Blokhin

1320 On Newer Developments in Isochromat Spectroscopy 92K. Ulmer

vi

TUESDAY, AUGUST 31, 1976 -continued

PAGE

1350 X-ray Continua Near the High Frequency Limit 95

R.J. Liefeld and A.F. Burr

1420 Bremmstrahlung Isochromat from Aluminum 98

P.E. Best and C.C. Chu

1435 Bremmstrahlung Isochromat of Tungsten at 16 eV 101

H. Humberg and H. Merz

1450 Studies of the 4f States in Ba and La by Electron and Photon 102

Excited APS

J. Kanski, P.O. Nilsson and I. Curelaru

1505 Diffraction Effects in Appearance Potential Spectroscopy 105

M.L. den Boer, Y. Fukuda and R.L. Park

1520 X-ray Photoelectron Studies of the Heavy Rare-Earth Metals 108

and Their Oxides

D.J. Fabian, W.C. Lang, P.R. Norris, B.D, Padalia and

L.M. Watson

1540 Tea

1600 Determination of Empirical Atomic Continuum Charge Densities, 111

Phase Shifts, and Local Pseudo-Potentials from Angular-Dependent Photoemission Data for Rare Gases

D.L. Miller and J.D. Dow

1615 Satellites in the Is and 2s XPS Spectra of Nickel Oxide 114

E.-K. Viinikka and P.S. Bagus

1630 Multiplet Splitting of Core 2p and 3p Photoelectron Lines of 116

Transition Metal Hal ides

M. Okusawa, T. Ishii and T. Sagawa

1645 Importance of Relaxation Effect During Ionization of Molecules 119

J.J. Pireaux, S. Svensson, E. Basilier, P.-A, Malmqvist,U. Gelius, R. Caudano and K. Siegbahn

1700 ESCA Studies of the Alkal i-Hal ides, LiF, LiCl and LiBr, and 122

of Li Metal

L.I. Johansson, S.B.M. Hagstrtim and S.-E. Karlsson

1715 X-ray Spectra of Transition Metal Alloys and Their 125

InterpretationsE.Z. Kurmaev

vii

»ii

TUESDAY, AUGUST 31, 1-976 - continued'- «

'

L.I- ' * »'«»

PAGE

SESSION 6b - MOLECULES AND COMPOUND SOLIDS-IIChairman - A. Meisel

1320 Formation of Band Structures in Quasi One Dimensional 126

Molecules0

J.J. Pireaux, S. Svensson, E. Basilier, P.-A. Malmqvist,U. Gelius, R. Caudano and K, Siegbahn

1340 Beryllium K Spectra of Beryllium Compounds 130

Yasuo Iguchi

1355 Characterization of Silicon Monoxide by X-ray Spectroscopy 133

M.T. Costa Lima and C. Senemaud

1410 The Effect of Temperature on X-ray Emission Spectra 136J.B. Jones, M. Kasrai and D.S. Urch

1425 The Chemical Bonding in Spinel (MgAl204) Studied by X-ray 139Emissions and X-ray Photoelectron SpectroscopiesD. Haycock, C.J, Nicholls and D.S. Urch

1440 An XES Study of the Structure of As-S Glasses 142

M. Lahdeniemi and E. Suoninen

1455 Investigation of the X-ray Emission and Photoelectric Yield 145

Spectra of Beryllium in Its CompoundsM.A. Blokhin, E.G. Orlova and I.G. Schweizer

1510 Chemical Shifts of the K-Absorption Discontinuity of Cobalt 148

in Intermetallic SystemsC. Mande and V. Kondawar

1525 K-Absorption Spectra of Some Polynuclear Copper Complexes 151J. Prasad, V. Krishna and H.L. Nigam

1540 Tea

1600 The K-Emission and Absorption of Gallium in GaP, GaAs and GaSb 154

J« Drahokoupil, H. Klokocmkova and A, Simunek

1615 Effect on Chemical Environment on Sulfur Ka X-ray Spectra 157G. Graeffe, H. Juslen and E.-K, Viinikka

1630 X-ray Emission Spectra of Rare Earth and Transition Elements 160and Their Oxides

S.I. Salem

viii

TUESDAY, AUGUST 30, 1976 - continued

PAGE

1645 X-ray Spectroscopic Studies of Some CaCus Type Intermetallic 163

CompoundsA.R. Chetal and P.R. Sarode

1700 Positron Annihilation and X-ray Spectroscopic Studies of 166

Heavy Rare Earth Elements

S.N. Gupta and V.P. Vijayavargiya

1715 X-ray Spectra of Transition Metal Disulfides: FeS2, CoS2, 168

and NiS2C. Sugiura, S. Nakai, T. Matsukawa, M. Obashi, J, Kashiwakura

and Y. Gohshi

ix

WEDNESDAY, SEPTEMBER 1, 1976

PAGE

SESSION 7 - ION ATOM COLLISIONS

Chairman - E, Merzbacher

0900 Multielectron Transitions in K X-ray Spectra of Ion-Atom 171Collisions

T. Aberg

0940 Measurement of Cross Sections for the Two-Electron One-Photon 174

Transitions in Heavy-Ion Collisions

R. Schuch, G. Nolte, H. Schmidt-Bocking, R. Schule,W. Lichtenberg, K.E. Stiebing and I. Tserruya

1000 Evidence for 2e-l-y Transitions in Cln Bombardment of KC1 177W.W. Jacobs, B.L. Doyle, S.M. Shafroth, J.A. Tanis and A.W,Waltner

1020 Coffee

1040 Excitation of 2 Electron - 1 Photon K X-ray in Ni-Ni 180Collisions

J.S. Greenberg, P. Vincent and W. Lichten

1105 Effects of Collisional Quenching on the X-ray Yield from 183Ion-Atom Collisions

D. Matthews and R. Fortner

1130 K X-rays and REC from CI Bombardment of Targets in the 186

Region 19 <_ Z <_ 35

J.A. Tanis, B.L. Doyle, W.W. Jacobs and S.M. Shafroth

1155 Ka Satellite Structure in Ion-Atom Collisions 189R.L. Watson, B.I. Sonobe, A.K. Leeper, T. Chiao and

F.E. Jenson

1220 Lunch

SESSION 8a - VALENCE BAND STUDIES OF METALS AND ALLOYSChairman - Derek Fabian

1320 Calculations of X-ray Band Spectra 192D.A. Papaconstantopoulos

1350 Valence Band Structure of Diamond, Graphite and Amorphous 195

Carbon Obtained by X-ray and Photoelectron SpectroscopyG. Wiech

1405 Polarization and Anisotropy of the C K-Spectrum 198

J. Kieser

x

WEDNESDAY, SEPTEMBER 1, 1976 - continued

PAGE

1420 Calculation of the K-Absorption Spectrum of Aluminum 202F. Szmulowicz and B. Segal 1

1435 Valence Band Spectra of Aluminum Noble-Metal Alloys 205L.M. Watson, D.J Fabian, J.C. Fuggle, E. Kallne and P.R. Norn's

1450 SXS and XPS in the Investigation of Order in Alloys and 208

Liquid MetalsC. Hague, J.M. Mariot, G. Dufour,and R.C. Karnatak

1505 A New Comparison Between Experiment and Theory for the X-ray 211

K-Absorption Edge of Nickel

D.M, Pease and T.K, Gregory

1520 Application of Pt L Emission and Absorption Spectra for the 214

Investigation of Cluster StructuresJ. Finster, P. Muller, F. Thiel and A. Meisel

1540 Tea

1600 Configuration Interaction Interference Effects in the Core- 217Electron Excitation Edges of Transition Metals

R.E. Dietz and E.G. McRae

1615 Valence Band and Conduction Band Spectra of Transition-Metal 220

CompoundsK. Tsutsumi, K. Ichikawa and 0. Aita

1630 Interpretation of the Rhenium L3 Absorption Discontinuity in 223

Rhenium Metal and in Some of Its CompoundsA.V. Pendharkar and C. Mande

1645 Coherent- Pseudopotential- Pair Calculation for X-ray 226

Photoemission Studies of Ag-Pd AlloysV. Srivastava and S.K. Joshi

1700 On the Electronic Structure of Palladium in the Pd-H System 229

E. Gil berg

1715 Characteristic and Continuous X-ray Emission Measurements on 232

TiNiH. Foil

xi

WEDNESDAY, SEPTEMBER 1. 1976 - continued

PAGE

SESSION 8b - INSTRUMENTS AND METHODS

Chairman - R. Liefeld

1320 Resolution-Enhanced Cu and Co Ka1|2 X-ray Emission Spectra 235

Obtained by the Deconvolution Method

J. Kashiwakura, Y. Gohshi and I. Suzuki

1335 A New Computer Controlled Soft X-ray Spectrometer 238

H.-E. Goldstein, R. Pfliegl and H. Kirchmayr

1350 Ultra High Resolution Capabilities of a 5M Grating 240

Spectrometer in the 10 to 250 A RegionG. Andermann, L. Bergknut, M. Karras and G. Griesehaber

1405 K-Absorption Spectra of Fluorine in Alkalihalide Crystals 241

S. Kiyono, Y. Hayasi and T. Muranaka

1420 A High-Resolution' X-ray Spectrometer: Description and 243

Preliminary Experimental Results

W.C. Sauder and R.E. LaVilla

1435 Holographic Transmission Gratings - A New Analyzer in the 245

X-ray RegionE. Kallne, H.W. Schnopper, L.P. Van Speybroeck, J.P. Delvaille,A. Epstein, R.Z, Bachrach, J.H. Dijkstra and L.J, Lantwaard

1450 Vapor X-ray Spectra of Rare-Earth Metals 248

I.A. Brytov, L.E. Mstibovskaya, N.I. Komyak and L.G, Rabinovitch

1505 Determination of the Depth of Impurity Atoms in Bulk Material 249

by Proton Induced X-rays0. Benka, M. Geretschlager, A. Kropf, H. Paul and J. Kepler

1520 High Resolution L X-ray Emission Spectrum of Argon 250

J. Nordgren, H, Agren, C. Nordling and K. Siegbahn

1540 Tea

1600 The Use of Long Wavelengths for Low-Angle Scattering 253Y. Siota and M, Yokota

1615 X-ray Detection for Measurement of Inner Shell Ionization by 256Relativistic Electron ImpactH. Genz, D.H.H. Hoffmann, W. Low and A. Richter

1630 A New Type of Kossel-Borrmann Radiation from Germanium 260CrystalK. Das Gupta

xi i

WEDNESDAY, SEPTEMBER 1, 1976 - continued

PAGE

1645 Theory and Measurement of X-ray Diffraction Several Acid 263Phthalates

D.M. Barrus, R.L. Blake and A.J. Burek

1700 A Spectrograph for Studies of High Speed Discharge 266B. Sundbom and S.K. Handel

1715 X-ray Spectroscopic Investigation of Energy Bands Fine 269

Structure and the Interpretation of Conductivity Character

of Phosphorous Compounds of Various Chemical Bond TypesA.N. Gusatinski, M.A. Blokhin, G.I. Alperovich, M.A. Buninand I.A. Topol

SESSION 8c - MORE ION ATOM COLLISIONSChairman - P. Richard

1320 Target K X-ray Production for Heavy Ions Moving in Thin Solid 272Films

T.J. Gray, P. Richard, R.K. Gardner, K.A, Jamison and J.M. Hall

1340 Ar Ka, Kg and K-REC X-ray Energies and Intensities vs. Ar*1"12 275

* C-Foil Thickness

F. Folkmann, K.-O. Groeneveld, P, Mokler, J. Schader and

K.D. Sevier

1400 Absolute Measurements of L-Shell Excited Ar Projectiles 278

Emerging from Carbon Foils Between 100 and 800 keV

P. Ziem, R. Baragiola and N. Stolterfoht

1420 Continuous Thermal X-ray Spectrom from Hot Plasmas, 281

Bremmstrahlung and Radiative Electron Capture ProcessCM. Lee and R.H. Pratt

1435 Relative Intensities of Ion-Induced Ka X-ray Satellite 284

Spectra of Si and Mg as a Function of the Chemical

Environmental

R.L. Kauffman, L.C. Feldman and P.J Silverman

1450 Impact Parameter Dependence of Non Characteristic Radiation 287

Emitted in CI-CI Collisions

I. Tserruya, H. Schmidt*Booking, R. Schule, R. Schuch,K. Bethge and H.J. Specht

1505 Angular Distribution and Projectile-Energy Dependence of the 289

Radiative Electron Capture X-raysR. Schule, H. Schmidt-Bb'cking and I, Tserruya

xi i i

WEDNESDAY-, SEPTEMBER 1, 1976 - continued—I«f———— ...... ..

y,—I.I-I U . Ml- I l—l,.i I,. -—.,._.,. ..,1!, —.—— . , —' "" ' I-' ~——

PAGE

1520 Continuous X-ray Spectra Below 2 MeV in Relation with Nuclear 292

Resonance

Y. Cauchois

1540 Tea

xiv

THURSDAY, SEPTEMBER 2, 1976

PAGE

SESSION 9 - X-RAYS FROM ASTROPHYSICAL AND LABORATORY PLASMASChairman - H.W. Schnopper

0900 Solar X-ray Astronomy 293A.S. Krieger

0930 K-Shell Excitation and X-ray Spectra in Hot Laboratory and 296Astrophysical PlasmasL.P. Presnyakov

1000 X-rays from Tokomaks 298W. Stodiek

1030 Coffee

1050 300 - 500 A Lasers and Possible Lasers of Shorter A 299

I. Sobelman

1120 Electron Temperature and Density Measurements from Laser 300Produced Plasmas

T.C. Bristow

1135 K X-ray Emission Spectra from a High Power-Density Plasma 301

1150 Spatially Resolved Spectra from Exploded Wire Plasma 304CM. Dozier, P.G. Burkhalter and D.J. Nagel

1205 Picosecond Proximity-Focused X-ray Streak Camera 307A.J. Lieber, H.D. Sutphin and C.B. Webb

1220 Lunch

SESSION 10a - RESONANCE AND CONTINUUM OSCILLATOR STRENGTH

DISTRIBUTION II

Chairman - H.P. Kelly

1320 Theoretical Investigations Concerning the Evolution of the 310

Atomic Effects Contribution in the Spectra (40 to 4O0 eV)F. Combet Farnoux and F. Keller

1340 Analytic Calculation of Screened Photoeffect Cross Sections 313

J. McEnnan, S.-D. Oh and R.H. Pratt

1355 Low Energy Photoionization Cross Sections from Proton Induced 316

X-ray SpectroscopyA, Lurio, W. Reuter and J. Keller

xv

THURSDAY, SEPTEMBER 2, 1976 - continued

PAGE

1410 Study of 4d Shell Excitations by Electron Scattering 319

C Franck, P.C Gibbons and S.E. Schnatterly

1425 Experimental Study of Photoabsorption in Gd and Dy in the 321

Vicinity of the 4d Ionization Threshold

M. Cukier, P. Dhez and P. Jaegle

1440 Exact Numerical Calculation of Rayleigh Scattering 324

L. Kissel and R.H. Pratt

1455 Angular Correlation Between K and L X-rays in Platium 327

A.L. Catz

1510 Soft X-ray Photoionization of Xenon by Photoelectron 329

Spectroscopy with Synchrotron Radiation

F. Wuilleumier, M.Y. Adam, V. Schmidt, N, Sandner and

W. Mehlhorn

1540 Tea

SESSION 10b - EMISSION SATELLITES

Chairman - K. Tsutsumi

1320 About the La Satellite Spectrum - Can La Diagram Lines Be 332

Observed

J.P. Briand, M, Frilley, P. Chevallier, A. Chetioui,A. Touati, M. Tavernier and J.P. Rozet

A Direct Proof of the Shake Model: The Ka Satellite Spectrum 335

Following Electron CaptureJ.P. Briand, P. Chevallier, A. Chetioui, J.P. Rozet,M. Tavernier and A. Touati

1340 Rigorous Screening and Effective Principal Quantum Numbers 338

Z.J, Horak, M.N. Lewis and H. Rihova

1355 Contribution of Radiative and Auger Transition on Kg1 341

Satellite of Transition Elements

T. Watanabe and C Horie

1410 Theoretical X-ray Spectra for Double Vacancy in 2p Shell of 344

ArgonC.P. Bhalla

1425 Systematics of X-ray Satellites 347

S. Rai

xvi

THURSDAY, SEPTEMBER 2, 1976 - continued

PAGE

1440 On the Satellites of the Ka-Doublet of Fluorine in Lithium- 351Fluoride

Y. Hayasi

1455 Electron Excited K Series Spectra of Neon Gas 352

T. Tooman and R. Liefeld

1510 Plasmon Satellites in Auger Spectra of Metals 354

D. Chastenet and P. Longe

1525 Multiple Plasmon Excitation in Characteristic Energy Loss 355

Spectrum of Polycrystalline ALK.S. Srivastava, S.P. Singh and R.L. Shrivastava

1540 Tea

SESSION 11 - X-RAY LASERS

Chairman - James M, Forsyth

1600 Review and Status of X-ray Laser Research

R.W. Waynant

1630 Time Resolved Negative Absorption^of a Laser-Produced Plasma

G. Jamelot, A. Carillon, P. Oaegle and A. Sureau

1700 Population Inversion and the Measurement of Gain in LaserProduced Plasmas

W.T. Silfvast, O.R. Wood and J.M. Green

1715 Gain Calculation for Electron Collision Pumped X-ray Lasers

L.J. Pal umbo

358

361

364

365

xvii