ICAME 2007 (eBook)

Preface (ICAME2007) 2
Mössbauer effect: a dual method for myriad applications 5
Abstract 5
Keywords 5
1 A brief history of Mössbauer effect and Mössbauer spectroscopy 5
2 Mössbauer spectroscopy, the established method: its highlights and difficulties 9
3 A new project for the Mössbauer community: the on-line encyclopaedia of Mössbauer spectroscopy 10
References 12
Skutterudites, a thermoelectric material investigated by high field Mössbauer spectroscopy 14
Abstract 14
Keywords 14
1 Introduction 14
2 Experimental 15
3 Results and discussion 16
4 Conclusions 19
References 20
Study of nano-scale diffusion in thin films and multilayers 22
Abstract 22
Keywords 22
1 Introduction 22
2 Diffusion studies using nuclear resonance reflectivity 23
3 Diffusion studies using x-ray standing waves 26
4 Conclusions 28
References 29
Iron as a risk factor in neurological diseases 30
Abstract 30
Keywords 30
1 Introduction 30
2 Properties of iron present in substantia nigra, hippocampus and globus pallidus 32
3 Discussion 37
4 Conclusions 40
References 41
Mössbauer spectroscopy in studies of photosynthesis 44
Abstract 44
Keywords 44
1 Introduction 44
2 Materials and methods 47
3 Results and discussion 47
References 50
Iron minerals formed by dissimilatory iron-and sulfur reducing bacteria studied by Mössbauer spectrometry 53
Abstract 53
Keywords 53
1 Introduction 53
2 Experimental 54
3 Results and discussion 55
4 Conclusions 59
References 60
Reaction and deposition of laser-evaporated iron 62
Abstract 62
Keywords 62
1 Introduction 62
2 Iron oxide films deposited onto aluminum substrates using laser ablation 63
3 Iron films produced by laser deposition and other methods 66
4 Conclusion 72
References 72
Iron chelates: a challenge to chemists and Mössbauer spectroscopists 73
Abstract 73
Keywords 74
1 Introduction 74
2 Experimental 74
3 Results and discussion 75
4 Conclusions 81
References 81
Mössbauer spectroscopy of magnetic minerals in basalt on Earth and Mars 83
Abstract 83
Keywords 83
1 Introduction 83
2 The FeO– TiO2–Fe2O3 ternary system 84
3 Mössbauer spectroscopy of spinel Fe–Ti oxides 86
4 Example: oxidation due to dike intrusion 91
5 Special properties of olivine basalt 95
6 Conclusions 96
References 96
The study of electron transfer in advanced materials ( electrodes for Li- ion batteries or catalysts) 98
Abstract 98
Keywords 98
1 Introduction 98
2 Electrode materials for Li-ion batteries 99
3 Investigation of redox properties of different supported catalysts 104
4 Conclusions 105
References 106
Out-of-equilibrium Sm–Fe based phases 108
Abstract 108
Keywords 108
1 Introduction 108
2 Experiments 109
3 Results and discussion 110
4 Conclusion 117
References 118
Advantages of Mössbauer polarimetric methods in material studies 119
Abstract 119
Keywords 119
1 Introduction 119
2 Antiferromagnets in a weak magnetic field 120
3 Fe–O nanoparticles 125
4 CEMS-polarimetric methods 127
References 129
The effect of adding a bit of Fe to Ag–Ge–Se system 131
Abstract 131
Keywords 131
1 Introduction 131
2 Previous results 134
3 Results and discussion 134
4 Conclusions 140
References 141
Extraterrestrial Mössbauer spectroscopy: more than 3 years of Mars exploration and developments for future missions 142
Abstract 142
Keywords 143
Abbreviations 143
1 Introduction 143
2 The Mars Exploration Rover mission 143
3 Future missions 147
4 Summary 148
References 148
Scientific opportunities in nuclear resonance spectroscopy from source- driven revolution 150
Abstract 150
Keywords 151
1 Introduction 151
2 Future synchrotron radiation sources 152
3 Conclusions 155
4 Potential applications of new generation sources 156
5 Conclusions 162
References 163
A 57Fe Mössbauer spectroscopy study of iron nanoparticles obtained in situ in conversion ferrite electrodes 166
Abstract 166
Keywords 166
1 Introduction 166
2 Experimental 167
3 Results and discussion 168
References 170
Effect of aluminum on the hyperfine field and crystallization behaviour of NANOPERM alloy 171
Abstract 171
Keywords 171
1 Introduction 171
2 Experiment 172
3 Results 173
4 Discussion 178
References 179
Anomalous magnetic behaviour of zinc and chromium ferrites without any hyperfine splitting 180
Abstract 180
Keywords 180
1 Introduction 180
2 Experimental 181
3 Results and discussions 182
4 Conclusion 186
References 186
X-ray diffraction and Mössbauer spectroscopy of high energy ball- milled a- Fe2O3/ TiO2 composite powders 188
Abstract 188
Keywords 188
1 Introduction 188
2 Experimental 189
3 Results and discussions 191
4 Conclusions 192
References 192
Structural transformations in NANOPERM-type alloys studied by Mössbauer spectrometry and diffraction of synchrotron radiation 193
Abstract 193
Keywords 193
1 Introduction 194
2 Experimental 194
3 Results and discussion 194
4 Conclusions 196
References 197
Study of CuFe2O4–SnO2 nanocomposites by Mössbauer spectroscopy with high velocity resolution 198
Abstract 198
Keywords 198
1 Introduction 199
2 Materials and methods 199
3 Results and discussions 200
4 Conclusion 205
References 205
Mössbauer effect studies on mixed lithium–zinc ferrites prepared by solution combustion method 206
Abstract 206
Keywords 206
1 Introduction 206
2 Experimental 207
3 Results and discussion 207
4 Conclusions 209
References 209
Mössbauer and magnetization studies of iron oxide nanocrystals 210
Abstract 210
Keywords 210
1 Introduction 210
2 Experimental 211
3 Result and discussion 212
References 214
Mössbauer study of intergranular phase in Nd8Fe86 xNbxB6 (x = 0, 1, 2, 3) nanocomposite magnet 215
Abstract 215
Keywords 215
1 Introduction 215
2 Experiment 216
3 Results and discussions 216
References 220
Comparative study of the structural and magnetic properties of bulk and nanostructured Fe2CrAl 221
Abstract 221
Keywords 221
1 Introduction 221
2 Experimental 222
3 Results and discussion 222
References 225
Evolution of a FeV sigma phase ball-milled in a mixture of argon and air 226
Abstract 226
Keywords 226
1 Introduction 226
2 Experimental 228
3 Results and discussion 228
4 Conclusion 231
References 231
Magnetic and Mössbauer spectral studies of nanocrystalline cobalt substituted magnesium ferrites (MgxCo1 xFe2O4) 233
Abstract 233
Keywords 233
1 Introduction 233
2 Experimental 234
3 Results and discussion 234
References 238
Mössbauer study of nano-crystalline Li–Zn ferrites 239
Abstract 239
Keywords 239
1 Introduction 239
2 Experimental details 240
3 Results and discussion 241
References 244
A structural and Mössbauer study of Y3Fe5O12 nanoparticles prepared with high energy ball milling and subsequent sintering 245
Abstract 245
Keywords 245
1 Introduction 245
2 Experimental 246
3 Results and discussion 246
References 249
Magnetic and Mössbauer spectral studiesof x (NiFe2O4) + (1 x) (SrFe12O19), x = 0, 0.2,0.4, 0.6, 0.8 and 1.0 nanocomposites 251
Abstract 251
Keywords 251
1 Introduction 251
2 Experimental 252
3 Results and discussion 252
References 255
Magnetic and Mössbauer spectroscopic studies of NiZn ferrite nanoparticles synthesized by a combustion method 256
Abstract 256
Keywords 256
1 Introduction 256
2 Experimental method 257
3 Results and discussion 257
4 Conclusions 263
References 263
Partial amorphization of an a-FeCr alloy by ball-milling 265
Abstract 265
Keywords 265
1 Introduction 265
2 Experimental details 266
3 Results and discussion 267
4 Conclusions 270
References 271
Fe-doped TiO2 prepared by mechanical alloying 272
Abstract 272
Keywords 272
1 Introduction 272
2 Experimental 274
3 Results and discussion 275
4 Conclusions 276
References 277
Mössbauer studies of nano phase Ce– Fe oxide composites 278
Abstract 278
Keywords 278
1 Introduction 278
2 Experimental 279
3 Results and discussion 280
4 Conclusion 283
References 283
Structural and magnetic study of bulk glassyFe72 xCoxB20Si4Nb4 alloys 284
Abstract 284
Keywords 284
1 Introduction 285
2 Experimental 285
3 Results and discussions 285
4 Conclusions 287
References 287
Rapid stress annealing dependenceof structural and magnetic propertiesof Fe75 xCoxCu1Nb3Si15B6 alloys 289
Abstract 289
Keywords 289
1 Introduction 290
2 Experimental 290
3 Results and discussions 290
4 Conclusions 293
References 293
Study of the effect of SHI irradiation on nanocrystalline vacancy doped ( La, Sr)( Mn, Fe) O system and its comparison with hydrostatic pressure using Mössbauer spectroscopy 295
Abstract 295
Keywords 295
1 Introduction 295
2 Experimental procedure 296
3 Result and discussion 297
4 Conclusion 299
References 300
Moessbauer and magnetic studies of nanocrystalline .'-Fe4N 301
Abstract 301
Keywords 301
1 Introduction 301
2 Experimental details 302
3 Results and discussions 302
4 Conclusion 307
References 307
Low temperature magnetic properties of Cr0.25Co0.25Zn0.5Fe2O4 nano particles 308
Abstract 308
Keywords 308
1 Introduction 308
2 Experimental 309
3 Results and discussion 309
References 313
Magnetic enhancement in nano-sized Ni–Zn ferrite 315
Abstract 315
Keywords 315
1 Introduction 315
2 Experimental 316
3 Results and discussion 318
References 321
Hyperfine interaction studies and magnetic properties of FeCoAlN nanocomposite films 322
Abstract 322
Keywords 322
1 Introduction 322
2 Experimental 323
3 Results and discussion 323
4 Conclusions 327
References 328
Mössbauer study of iodine-doped open-and closed- end single- walled carbon nanotube 329
Abstract 329
Keywords 329
1 Introduction 329
2 Experimental 330
3 Results and discussion 331
References 333
Magnetic and Mössbauer properties of Fe doped VN nanoparticles 335
Abstract 335
Keywords 335
1 Introduction 335
2 Experimental details 336
3 Results and discussion 336
4 Conclusion 340
References 340
Mössbauer spectroscopy study of aluminium substituted nickel- ferrites 342
Abstract 342
Keywords 342
1 Introduction 342
2 Experimental 343
3 Results and discussions 343
4 Conclusion 346
References 346
A Mössbauer investigation of zirconium distribution and diffusion in ball milled nanocrystalline iron powders 348
Abstract 348
Keywords 348
1 Introduction 349
2 Methods 349
3 Results 350
4 Discussion 351
5 Conclusion 352
References 353
Magnetic characterization of some nanometric iron oxides 354
Abstract 354
Keywords 354
1 Introduction 354
2 Experimental 355
3 Results and discussions 357
4 Conclusions 362
References 362
Tin in silicate glasses: structure, thermodynamics and kinetics 364
Abstract 364
Keywords 364
1 Introduction 364
2 Experimental 365
3 Results and discussion 365
4 Conclusion 368
References 368
57Fe Mössbauer spectroscopic study of nanostructured zinc ferrite 370
Abstract 370
Keywords 370
1 Introduction 370
2 Experimental 371
3 Results and discussion 371
4 Conclusion 376
References 376
XRD and Mössbauer studies on Pt–Fe nano-particles synthesized by polyol method for cathode catalyst of PEFCS 378
T. Toriyama · N. Kawahara · Y. Maeda · T. Suruga · H. Wakabayashi · Y. Takagi 378
Abstract 378
Keywords 378
· 378
· 378
· 378
· 378
· 378
· 378
1 Introduction 378
2 Experimental 379
3 Results and discussion 379
b) as synthesized Pt-Fe ( after Ar etching) 381
c) Fe metal 381
2 p3/ 381
2 p1/ 381
4 Conclusions 382
References 382
Changes in structure and magnetic hyperfine fields of Finemet alloys, induced by transition elements substitution 383
Abstract 383
Keywords 383
1 Introduction 383
2 Experimental 384
3 Chemical order in the amorphous alloys 384
4 Hyperfine fields of annealed alloys 386
5 Conclusions 388
References 388
50 MeV Li3+ ion irradiation induced modifications in structural and magnetic properties of Ti4+- substituted Li- Al and Li- Cr ferrites 390
Abstract 390
Keywords 390
1 Introduction 390
2 Experimental 391
3 Results and discussion 391
References 396
Surface spin disorder in nickel ferrite nanomagnets studied by in- field Mössbauer spectroscopy 398
Abstract 398
Keywords 398
1 Introduction 399
2 Experimental details 399
3 Results and discussion 399
4 Conclusion 402
References 403
Mössbauer spectroscopy of Co2Mn1-x Fe x Al 404
Abstract 404
Keywords 404
1 Introduction 404
2 Experimental 405
3 Results and discussion 405
4 Conclusion 409
References 409
Mössbauer spectroscopic investigation of tin- doped thiospinels 411
Abstract 411
Keywords 411
1 Introduction 411
2 Experimental 412
3 Results and discussion 412
References 414
Magnetic properties and Mössbauer studies in Y1 xGdxFe2 415
Abstract 415
Keywords 415
1 Introduction 415
2 Experimental details 416
3 Results and discussion 416
4 Summary and conclusions 418
References 418
Hyperfine interactions studied by 119Sn Mössbauer spectroscopy in SmRhSn 420
Abstract 420
Keywords 420
1 Introduction 421
2 Experimental 421
3 Results and discussion 422
References 424
Mössbauer and magnetic characterization of TbRhSn 426
Abstract 426
Keywords 426
1 Introduction 427
2 Experimental 427
3 Results and discussion 427
References 430
Effect of vanadium neighbors on the hyperfine properties of iron- vanadium alloys 431
Abstract 431
1 Introduction 431
2 Computational techniques 432
3 Results and discussions 433
4 Conclusion 436
References 436
Mössbauer and magnetic study of silicon substituted cobalt ferrite 437
Abstract 437
Keywords 437
1 Introduction 437
2 Experimental details 438
3 Results and discussion 438
References 441
119Sn Moessbauer study of sol–gel synthetized FexSbySn1-x-yO2-d powders 442
Abstract 442
Keywords 442
1 Introduction 443
2 Experimental 443
3 Results and discussion 444
4 Conclusions 446
References 446
Relaxation of magnetic clusters in Sr and Fe doped cobaltate perovskites 448
Abstract 448
Keywords 448
1 Introduction 448
2 Experimental 449
3 Results and discussion 449
4 Conclusions 452
References 452
57Co-emission Mössbauer study on diluted magnetic semiconductor TiO2 films 454
Abstract 454
Keywords 454
1 Introduction 454
2 Experimental 455
3 Results and discussion 456
References 458
Magnetic behaviour of nanocrystalline Ni0.5Cu0.5Fe2O4 spinel ferrite 460
Abstract 460
Keywords 460
1 Introduction 460
2 Experimental details 461
3 Results and discussions 461
4 Conclusions 465
References 465
Hyperfine interactions and dynamics characteristics of 119Sn in xSnO2-(1-x)a-Fe2O3 nanoparticle system 467
Abstract 467
Keywords 467
1 Introduction 467
2 Experimental aspects 468
3 Discussion 469
4 Conclusion 473
References 473
Study of phase transition on nanocrystalline ( La, Sr)( Mn, Fe) O system using high- pressure Mössbauer spectroscopy and high- pressure X- ray diffraction 474
Abstract 474
Keywords 474
1 Introduction 474
2 Experimental technique 475
3 Results and discussion 475
4 Conclusions 478
References 478
Comparative study between melted and mechanically alloyed samples of the Fe50Mn10Al40 nanostructured system 480
Abstract 480
Keywords 481
1 Introduction 481
2 Experimental section 481
3 Results and discussion 482
References 486
Structural characterization and magnetic properties of NiMg3x/2Cr0.9Fe1.1 xO4 487
Abstract 487
Keywords 487
1 Introduction 487
2 Experimental methods 488
3 Results and discussion 489
References 492
Magnetization and Mössbauer studies of 57Fe doped SrCoO3 493
Abstract 493
Keywords 493
1 Introduction 493
2 Experimental details 494
3 Experimental results and discussion 494
References 497
Mössbauer study on indium tin oxides ( ITO) doped with Fe 498
Abstract 498
Keywords 498
1 Introduction 498
2 Experimental 499
3 Results 499
4 Conclusions 502
References 502
Sol–gel synthesized powder and pulsed laser deposited film of amorphous indium zinc oxides doped with Fe 503
Abstract 503
Keywords 503
1 Introduction 504
2 Experimental details 504
3 Results 504
4 Conclusions 507
References 507
Mössbauer studies and magnetic properties of spinel lead ferrite 509
Abstract 509
Keywords 509
1 Introduction 509
2 Experimental 510
3 Results and discussion 510
4 Conclusion 513
References 513
(Ni, Zn, Sn) Ru and (Ni, Sn) Sn substituted barium ferrite prepared by mechanical alloying 515
Abstract 515
Keywords 515
1 Introduction 515
2 Experiment 516
3 Results and discussion 516
4 Conclusions 520
References 521
Mössbauer spectroscopy of perovskite-related oxide fluorides of composition Ba0.5Sr0.5FeO2F at elevated temperatures 522
Abstract 522
Keywords 522
1 Introduction 522
2 Experimental 523
3 Results and discussion 523
4 Conclusions 525
References 525
Mixing characterization of mechanically milled Fe75Si15M10 powders using Mössbauer spectroscopy 526
Abstract 526
Keywords 526
1 Introduction 526
2 Experimental 527
3 Results and discussion 528
4 Conclusion 531
References 532
Magnetism of (Fe0.93Ni0.07)2P studied using 57Fe Mössbauer spectroscopy 533
Abstract 533
Keywords 533
1 Introduction 533
2 Experimental details 534
3 Results and discussion 534
4 Conclusions 536
References 537
The correlation of lattice constant with superexchange interaction in Bi- YIG fabricated by mechanochemical processing 538
Abstract 538
Keywords 538
1 Introduction 538
2 Experimental 539
3 Results and discussion 540
4 Conclusion 542
References 543
Structural, magnetic and electrical transport properties of the La0.70Sr0.30Mn0.9657Fe0.04O3+d perovskite 544
Abstract 544
Keywords 544
1 Introduction 544
2 Experimental 545
3 Results and discussion 545
4 Conclusions 549
References 549
Antiferromagnetism in Fe-doped PrRh2Si2: a Mössbauer study 550
Abstract 550
Keywords 550
1 Introduction 550
2 Experimental 551
3 Results and discussion 551
References 553
Influence of silicon and cobalt substitutions on magnetostriction coefficient of cobalt ferrite 555
Abstract 555
Keywords 555
1 Introduction 556
2 Experimental details 556
3 Results and discussion 556
References 559
Mössbauer study of ferromagnetic metallic glasses irradiated by swift heavy ions at temperatures 100 and 300 K 561
Abstract 561
Keywords 561
1 Introduction 562
2 Experimental work 563
3 Results and discussion 565
4 Conclusions 568
References 568
Magnetic properties of ferrites synthesized by low temperature technique 570
Abstract 570
Keywords 570
1 Introduction 570
2 Experimental 571
3 Results and discussion 572
4 Magnetization and EPR measurements 573
5 Mössbauer study 574
6 Conclusions 575
References 575
Magnetization and Mössbauer study of double layer perovskites La1.5Ca1.5Mn2- prepared by sol– gel method 576
Abstract 576
Keywords 576
1 Introduction 576
2 Experimental details 577
3 Results and discussion 578
4 Conclusions 581
References 581
Mössbauer study of Fe in 3C-SiC following 57Mn implantation 582
Abstract 582
Keywords 583
1 Introduction 583
2 Experimental 583
3 Results and discussion 583
References 586
Electric field gradients at 151Eu sites in GaN 587
Abstract 587
Keywords 587
1 Introduction 588
2 Experimental 588
3 Results and discussion 588
4 Conclusions 590
References 590
Decrease of superparamagnetic fraction at room temperature in ultrafine CoFe2O4 particles by Ag doping 591
Abstract 591
Keywords 592
1 Introduction 592
2 Experimental section 593
3 Results and discussion 593
4 Conclusions 598
References 598
Magnetic and Mössbauer studies on nanocrystalline Co1 xLixFe2O4 (x = 0, 0.2) 600
Abstract 600
Keywords 601
1 Introduction 601
2 Experimental section 601
3 Results and discussion 602
4 Conclusions 605
References 605
Mössbauer and magnetic studies on nanocrystalline NiFe2O4 particles prepared by ethylene glycol route 607
Abstract 607
Keywords 607
1 Introduction 607
2 Experimental 608
3 Results and discussion 608
4 Conclusions 614
References 614
Magnetic, Mössbauer and X-ray photoelectron spectroscopic investigations on nanocrystalline Fe3Mo3N, FeMoN2 and Ni3Mo3N nitrides 616
Abstract 616
Keywords 616
1 Introduction 616
2 Experimental 617
3 Results and discussions 617
4 Conclusion 621
References 621
3-Methyl and N-Methyl-substitution in heptanuclear complexes effects multistability investigated by Mössbauer spectroscopy 622
Abstract 622
Keywords 622
1 Introduction 622
2 Experimental 623
3 Results and discussion 625
References 628
Chemical tuning by 5-Methyl and N-Methyl-substitution in heptanuclear complexes effects multistability investigated by Mössbauer spectroscopy 629
Abstract 629
Keywords 629
1 Introduction 630
2 Experimental 630
3 Results and discussion 634
References 635
On the phenomena occurring at the interface between iron and iron– platinum thin films 636
Abstract 636
Keywords 636
1 Introduction 636
2 Experimental 637
3 Results and discussion 637
References 641
Depth resolved structural study of heavy ion induced phase formation in Si/ Fe/ Si trilayer 643
Abstract 643
Keywords 643
1 Introduction 644
2 Experimental details 644
3 Results and discussion 645
4 Conclusion 648
References 649
Nuclear resonant reflectivity data evaluation with the "REFTIM" program 650
Abstract 650
Keywords 650
References 654
Investigation of magnetic properties in 57Fe/Al multilayers 655
Abstract 655
Keywords 655
1 Introduction 655
2 Experimental 656
3 Results and discussion 656
References 660
Interface study of Ag/57Fe/Ag trilayer using Mössbauer and X-ray standing wave analysis 661
Abstract 661
Keywords 661
1 Introduction 661
2 Experimental 662
3 Results and discussion 662
4 Conclusion 664
References 664
CEMS spectra of non-spherical nanoparticles in oxidized iron thin films 665
Abstract 665
Keywords 665
1 Introduction 665
2 Experimental 666
3 Results and discussion 667
References 670
Mössbauer spectroscopy with high velocity resolution in the study of ferritin and Imferon: preliminary results 671
Abstract 671
Keywords 671
1 Introduction 671
2 Methods 674
3 Results and discussions 675
4 Conclusion 677
References 677
Dimeric Fe (II, III) complex of quinoneoxime as functional model of PAP enzyme: Mössbauer, magneto- structural and DNA cleavage studies 679
Abstract 679
Keywords 680
1 Introduction 680
2 Experimental 680
3 Results and discussion 681
References 686
Characterization of the kinetics of Fe (II) binding by the R2 protein subunit of E. coli ribonucleotide reductase 689
Abstract 689
Keywords 689
1 Introduction 689
2 Materials and methods/experimental 691
3 Results 692
4 Conclusions and discussion 692
References 694
Mössbauer investigation of iron uptake in wheat 695
Abstract 695
Keywords 695
1 Introduction 695
2 Experimental 696
3 Results and discussion 697
References 699
Mössbauer spectral studies of di- and triorganotin(IV) histidinylleucinates 700
Abstract 700
Keywords 700
1 Introduction 700
2 Experimental 701
3 Results and discussion 702
References 709
Mobility of microparticles in protein gel 711
Abstract 711
Keywords 711
1 Introduction 711
2 Samples and experimental 712
3 Results 712
4 Discussion 713
5 Conclusions 716
References 716
Dynamics of iron in Fe-porphyrin aggregates studied by X- ray absorption and Mössbauer spectroscopy 717
Abstract 717
Keywords 717
1 Introduction 717
2 Experimental 718
3 Results 718
4 Discussion 719
References 723
119Sn Mössbauer characterization of self assembled organotin(IV) complexes with Schiff bases containing amino acetate skeletons 724
Abstract 724
Keywords 724
1 Introduction 724
2 Experimental methods 725
3 Results and discussion 726
References 730
Conformational changes in hemoglobin triggered by changing the iron charge 732
Abstract 732
Keywords 732
1 Introduction 733
2 Materials and methods 733
3 Discussion and results 734
References 738
Iron-57 Mössbauer spectroscopic study of fluorinated strontium orthoferrite 740
Abstract 740
Keywords 740
1 Introduction 740
2 Experimental 741
3 Results and discussion 741
References 743
Mössbauer study of electrically conducting barium iron vanadate glass after heat treatment 744
Abstract 744
Keywords 745
1 Introduction 745
2 Experimental 745
3 Results and discussion 746
4 Summary 749
References 749
Mössbauer spectroscopy of 151 europium dicarboxylates 751
Abstract 751
Keywords 752
1 Introduction 752
2 Experimental methods 752
3 Results and discussion 754
References 755
Investigation of Mo- and W-stannylidyne complexes by Mössbauer spectroscopy 756
Abstract 756
Keywords 756
1 Introduction 756
2 Samples 757
3 Results 758
References 759
Synthesis and spectroscopic investigation of iron(III) complexes of N'- (thioaroyl) pyridine-2-carbohydrazides 760
Abstract 760
Keywords 760
1 Introduction 760
2 Experimental section 761
3 Synthesis of ligands 761
4 Physical measurements 761
5 Results and discussion 762
References 763
Mössbauer studies of nanosized ferrites prepared by the combustion of metal nitrates– oxalyl dihydrazide solutions 765
Abstract 765
Keywords 765
1 Introduction 765
2 Experimental 766
3 Results and discussion 767
4 Conclusions 769
References 769
Mössbauer study on iron-polygalacturonate coordination compounds 770
Abstract 770
Keywords 770
1 Introduction 770
2 Experimental 771
3 Results and discussion 771
4 Conclusions 774
References 774
Mössbauer spectroscopic studies of spin crossover in tris(N, N'-dialkyldithiocarbamato) iron (III) complexes: effect of alkyl substituents 775
Abstract 775
Keywords 775
1 Introduction 775
2 Experimental 776
3 Results and discussion 776
References 781
Mössbauer study of [Fe(Dioximato)nL2] mixed coordination compounds 782
Abstract 782
Keywords 782
1 Introduction 783
2 Experimental 783
3 Results and discussion 784
4 Conclusions 786
References 787
Mössbauer studies of Fe2+ and Fe3+ mixed state in ilmenite– hematite solid solution 789
Abstract 789
Keywords 789
1 Introduction 789
2 Experiments 790
3 Results and discussion 790
References 793
Mössbauer spectroscopy of lanthanum and holmium ferrites 794
Abstract 794
Keywords 794
1 Introduction 794
2 Experimental 795
3 Results and discussion 796
4 Conclusions 797
References 797
Chemical bonding and quadrupole splittings of 57Fe Moessbauer spectrum in active sites of oxyhemoglobin as calculated by Xa-discrete variation method 799
Abstract 799
Keywords 799
1 Introduction 799
2 Methods 800
3 Results and discussion 801
4 Conclusion 804
References 804
157 T internal magnetic field in Fe[C( SiMe3) compound at 20 K 805
Abstract 805
Keywords 805
1 Introduction 805
2 Experimental 806
3 Results and discussion 807
References 809
Structure of some FeII III hydroxysalt green rusts (carbonate, oxalate, methanoate) from Mössbauer spectroscopy 810
Abstract 810
Keywords 810
1 Introduction 810
2 Experimental 811
3 Results and discussion 812
References 814
Mössbauer study of iron in high oxidation states in the K– Fe– O system 816
Abstract 816
Keywords 816
1 Introduction 816
2 Experimental 817
3 Results and discussion 817
4 Conclusion 820
References 820
Mössbauer characteristics of glauconitisation 822
Abstract 822
Keywords 823
1 Introduction 823
2 Experimental 823
3 Results and discussion 825
References 829
Disordered chromite in the Martian meteorite Allan Hills 84001 830
Abstract 830
Keywords 831
1 Introduction 831
2 Experimental details and samples 831
3 Results 832
4 Discussion and conclusions 834
References 835
Mössbauer studies on impactites from Lonar impact crater 836
Abstract 836
Keywords 837
1 Introduction 837
2 Sample details and experimental details 838
3 Results and discussion 839
4 Conclusions 842
References 843
57Fe Mössbauer spectroscopy study of organic rich sediment ( source rocks) from test well K- 263 of Cambay Basin, India 844
Abstract 844
Keywords 844
1 Introduction 844
2 Experimental details and assignment of the doublets 848
3 Results and discussion 848
References 850
Fougerite FeII III oxyhydroxycarbonate in environmental chemistry and nitrate reduction 851
Abstract 851
Keywords 851
1 Introduction 851
2 Experimental 853
3 Results and discussion 853
4 Conclusion 855
References 856
Iron speciation in fault gouge from the Ushikubi fault zone central Japan 858
Abstract 858
Keywords 859
1 Introduction 859
2 Study sites and samples 859
3 Experiments 862
4 Results and discussion 866
5 Summaries 870
References 871
Study of iron meteorite Sikhote–Alin and extracted iron– nickel phosphides using Mössbauer spectroscopy with high velocity resolution 872
Abstract 872
Keywords 872
1 Introduction 872
2 Methods 873
3 Results and discussions 874
4 Conclusion 878
References 878
Mössbauer spectroscopy with high velocity resolution in the study of ordinary chondrites 879
Abstract 879
Keywords 879
1 Introduction 879
2 Methods 880
3 Results and discussions 881
4 Conclusion 885
References 885
Mössbauer study of synthetic jarosites 887
Abstract 887
Keywords 887
1 Introduction 888
2 Experimental 888
3 Results and discussion 889
References 891
Mössbauer spectroscopy and X-ray diffraction study of complex metamict minerals. Part II 892
Abstract 892
Keywords 892
1 Introduction and sample descriptions 892
2 Experimental 893
3 Results and discussion 894
4 Conclusions 897
References 897
Mössbauer study of tektites 899
Abstract 899
Keywords 899
1 Introduction 899
2 Samples and experimental methods 900
3 Results and discussions 901
4 Conclusions 903
References 903
Mössbauer and mineral magnetic studies on archaeological potteries from Adhichanallur, Tamilnadu, India 905
Abstract 905
Keywords 906
1 Introduction 906
2 Experimental procedures 906
3 Results and discussion 907
4 Mineral magnetic studies 908
5 Conclusions 912
References 913
High-temperature cation ordering in olivine: an in situ Mössbauer study of synthetic (Mg0.55Fe0.45)2 SiO4 915
Abstract 915
Keywords 915
1 Introduction 915
2 Experimental 916
3 Results and discussion 916
References 919
Characterization of Maghsail meteorite from Oman by Mössbauer spectroscopy, X- ray diffraction and petrographic microscopy 920
Abstract 920
Keywords 920
1 Introduction 920
2 Experimental 921
3 Result and discussion 921
References 925
Mössbauer study on microwave synthesized (Cu,Fe) sulfide composites and correlation with natural mineral— cubanite 927
Abstract 927
Keywords 927
1 Introduction 927
2 Experimental procedure 928
3 Results and discussions 929
4 Conclusion 933
References 934
Mössbauer studies of Polish enstatite meteorite— Zaklodzie 935
Abstract 935
Keywords 935
1 Introduction 935
2 Materials and methods 935
3 Results 936
4 Discussion 937
5 Conclusions 938
References 938
Mössbauer and VNIR study of dust generated from olivine basalt: application to Mars 940
Abstract 940
Keywords 940
1 Introduction 940
2 Experimental 941
3 Results 942
4 Discussion 944
5 Conclusions 946
References 946
Mössbauer study of ancient iron smelting slag in Japan 947
Abstract 947
Keywords 947
1 Introduction 947
2 Experiments 948
3 Results 948
4 Discussions 950
References 951
A Mössbauer spectroscopic study of simulated weathering of Didwana ordinary chondrites 952
Abstract 952
Keywords 952
1 Introduction 952
2 Brief description of the meteorite under study 953
3 Experimental details 954
4 Results and discussion 955
5 Conclusions 956
References 956
57Fe Mössbauer spectroscopy study of phlogopite megacrysts from an evolved carbonatitic kimberlite in the northeastern Oman Mountains 957
Abstract 957
Keywords 957
1 Introduction 958
2 Materials and methods 958
3 Results and discussion 958
References 961
Mössbauer spectroscopic study of China clay samples collected from different Indian sites 962
Abstract 962
Keywords 962
1 Introduction 962
2 Experimental 963
3 Results and discussion 965
4 Conclusions 968
References 969
Reduction of iron(III) in annealed asbestos/chrysotile 970
Abstract 970
Keywords 970
1 Introduction 971
2 Experimental 971
3 Results and discussion 972
4 Summary 975
References 975
New mineralogical phases identified by Mössbauer measurements in Morasko meteorite 976
Abstract 976
Keywords 976
1 Introduction 976
2 Materials and method 977
3 Results and discussion 978
4 Conclusions 980
References 980
Weathering of Martian and Earth surface studied by Mössbauer spectroscopy 981
Abstract 981
Keywords 981
1 Introduction 981
2 Material and method 982
3 Results and discussion 984
4 Conclusions 987
References 988
Preferential occupation of pyroxene sites by iron in diogenite meteorites 989
Abstract 989
Keywords 989
1 Introduction 989
2 Description of meteorites 990
3 Experimental 991
4 Results and discussion 991
References 994
Iron valency in minerals of xenoliths and redox state of the upper mantle ( by Mössbauer spectroscopy data) 995
Abstract 995
Keywords 995
1 Introduction 995
2 Methods 997
3 Results and discussion 998
4 Conclusions 999
References 1000
Coatings and weathering rinds at Gusev crater, Mars, investigated by depth selective Mössbauer spectroscopy 1001
Abstract 1001
Keywords 1001
Abbreviations 1002
1 Introduction 1002
2 Monte-Carlo simulations 1002
3 Layered samples: laboratory measurements and simulations 1003
4 Mazatzal coatings 1004
5 Conclusions 1006
References 1006
Fe mineralogy of rocks from the Vredefort impact structure investigated with Mössbauer spectroscopy 1007
Abstract 1007
Keywords 1007
1 Introduction 1007
2 Experimental details and results 1008
3 Discussion 1010
References 1010
Variety of available coordination sites for extra- framework iron in LTA andMFI zeolites 1012
Abstract 1012
Keywords 1012
1 Introduction 1012
2 Experimental 1013
3 Results and discussion 1014
References 1017
Mössbauer study of magnetism in FeII III (oxy-)hydroxycarbonate green rusts ferrimagnetism of FeII III hydroxycarbonate
Abstract 1018
Keywords 1018
1 Introduction 1018
2 Experimental 1019
3 Results 1021
4 Discussion 1022
References 1023
119Sn Mössbauer spectroscopy: a powerful tool to unfold the reaction mechanism in advanced electrodes for lithium-ion batteries 1024
Abstract 1024
Keywords 1024
1 Introduction 1024
2 Experimental 1025
3 Results and discussion 1026
4 Conclusions 1028
References 1028
Lithium insertion–deinsertion mechanism in NbSn2 anode studied by 119Sn Mössbauer spectroscopy 1029
Abstract 1029
Keywords 1029
1 Introduction 1029
2 Experimental 1030
3 Results and discussion 1032
4 Conclusions 1035
References 1035
Evolution of the negative electrode (tin/silicate) for Li-ion batteries studied by 119Sn Mössbauer spectroscopy 1037
Abstract 1037
Keywords 1037
1 Introduction 1037
2 Experimental 1038
3 Results and discussion 1039
4 Conclusions 1043
References 1043
Mössbauer spectroscopy and nuclear inelastic scattering studies on polynuclear oxo- bridged iron catalyst— first results 1045
Abstract 1045
Keywords 1045
1 Introduction 1046
2 Sample preparations 1046
3 Experiment 1047
4 Results and discussion 1047
5 Conclusion 1051
References 1051
ICEMS study of isothermal oxidation of Fe– Mn– Al– C– Cr– Si– Mo, Fe– Mn– Al–C–Cr–Si and Fe– 9Cr– 1Mo alloys 1052
Abstract 1052
Keywords 1052
1 Introduction 1053
2 Experimental 1053
3 Results and discussion 1053
4 Conclusions 1056
References 1056
Neutron in-beam Mössbauer spectroscopy of iron disulfide at 298 and 78 K 1058
Abstract 1058
Keywords 1059
1 Introduction 1059
2 Experimental 1060
3 Results and discussion 1061
References 1063
57Fe Mössbauer study of the electrochemical reactionof Li with FePy ( y = 1,2) 1065
Abstract 1065
Keywords 1065
1 Introduction 1065
2 Experimental 1066
3 Results and discussion 1067
4 Conclusion 1075
References 1076
121Sb Mössbauer study of the electrochemical reaction of NiSb2 vs lithium 1078
Abstract 1078
Keywords 1078
1 Introduction 1078
2 Experimental 1079
3 Results and discussion 1081
4 Conclusion 1085
References 1086
Effect of cooling conditions on the magnetic structure of multiferroic BiFeO3 synthesized by mechanical activation 1087
Abstract 1087
Keywords 1087
1 Introduction 1087
2 Experimental procedure 1088
3 Results and discussion 1088
4 Conclusions 1091
References 1092
Microstructure and Mössbauer studies on magnetostrictive Tb0.3Dy0.7Fe1.95 xNbx(x = 0, 0.025, 0.05 and 0.075) 1093
Abstract 1093
Keywords 1093
1 Introduction 1093
2 Experimental details 1094
3 Results and discussions 1095
4 Summary and conclusions 1096
References 1097
Mössbauer studies of GdFe2 xHfx alloys 1098
Abstract 1098
Keywords 1098
1 Introduction 1098
2 Experimental methods 1099
3 Results and discussion 1099
4 Conclusions 1104
References 1104
Low temperature route to the multiferroic FeAlO3: XRD and Mössbauer characterizations 1106
Abstract 1106
Keywords 1106
1 Introduction 1106
2 Experimental details 1107
3 Results and discussions 1109
4 Conclusions 1111
References 1111
57Fe Mössbauer study of La0.67Ca0.33Mn1 xFexO3 CMR system 1113
Abstract 1113
Keywords 1113
1 Introduction 1113
2 Experimental details 1114
3 Results and discussion 1114
4 Conclusions 1118
References 1118
Study of SHI-induced ion beam mixing in Y3+: YIG employing X- ray diffraction and Mössbauer spectroscopy 1120
Abstract 1120
Keywords 1120
1 Introduction 1120
2 Experimental details 1121
3 Results and discussion 1121
4 Conclusions 1126
References 1126
Protection against corrosion of iron alloys by aluminized coatings produced using two different processes 1128
Abstract 1128
Keywords 1128
1 Introduction 1128
2 Experimental details 1129
3 Results and discussion 1129
References 1133
Borosiliciding of Fe–Ni alloys and evaluation of their resistance to abrasive wear 1134
Abstract 1134
Keywords 1134
1 Introduction 1134
2 Experimental details 1135
3 Results and discussion 1136
References 1139
Magnetic studies of BixY3 xFe5O12 fabricated using conventional method 1140
Abstract 1140
Keywords 1140
1 Introduction 1140
2 Experimental 1141
3 Results and discussion 1141
4 Conclusion 1143
References 1144
Effect of Ti4+ substitution on the hyperfine properties of Li- Sb- Ti ferrites using Mössbauer spectroscopy 1145
Abstract 1145
Keywords 1145
1 Introduction 1145
2 Experimental 1146
3 Results and discussion 1146
References 1150
Mössbauer study of spin structure transformation from an incommensurate to a commensurate state 1151
Abstract 1151
Keywords 1151
1 Introduction 1151
2 Experiments 1153
3 Results and discussion 1154
4 Conclusion 1154
References 1155
Mössbauer and magnetic studies of the system Li0.35+0.5t Zn03TitFe2.35 1.5tO4 1156
Abstract 1156
Keywords 1156
1 Introduction 1156
2 Experimental 1157
3 Results and discussion 1157
References 1159
57Fe Mössbauer investigations in p-type Silicon Germanium single crystals 1160
Abstract 1160
Keywords 1161
1 Introduction 1161
2 Experimental details and data analysis 1161
3 Results and discussion 1163
4 Conclusions 1165
References 1165
Mössbauer and calorimetric studies of portland cement hydration in the presence of black gram pulse 1167
Abstract 1167
Keywords 1167
1 Introduction 1167
2 Experimental 1168
3 Methods 1168
4 Results and discussion 1169
5 Conclusions 1172
References 1172
Follow up of the glassy phase formation as silicon oxide was added to Brownmillerite phase of Portland cement clinker 1173
Abstract 1173
Keywords 1173
1 Introduction 1173
2 Experimental methods 1174
3 Results and discussion 1174
4 Conclusion 1180
References 1181
Low temperature 151Eu and 57Fe Mössbauer study of mechanically alloyed EuFeO3 1182
Abstract 1182
Keywords 1182
1 Introduction 1182
2 Experiments 1184
3 Results 1186
4 Discussions 1187
References 1187
Mössbauer spectroscopic study of iron-doped zirconia synthesized by microwave route 1189
Abstract 1189
Keywords 1189
1 Introduction 1189
2 Experimental 1190
3 Results and discussion 1191
4 Conclusion 1194
References 1194
Conversion electron Mössbauer spectroscopy study of growth and nature of corrosion products on mild steel exposed to different environments 1196
Abstract 1196
Keywords 1196
1 Introduction 1196
2 Experimental 1197
3 Results and discussion 1197
4 Conclusions 1202
References 1202
Mössbauer spectroscopy and magnetic studies of orientated textured Fe3O4 ferrofluid 1204
Abstract 1204
Keywords 1204
1 Introduction 1204
2 Results and discussions 1205
3 Conclusions 1207
References 1207
Magnetic properties of neutron irradiated RPV steel 1208
Abstract 1208
Keywords 1208
1 Introduction 1208
2 Experiment 1209
3 Results and discussions 1210
References 1213
Spin-transition in nearly cubic site in [FeII(L)3][PF6]2 1215
Abstract 1215
Keywords 1215
1 Introduction 1215
2 Experimental 1216
3 Results and discussion 1218
4 Discussion 1218
References 1222
Sign determination of the hyperfine field by elliptically polarized Mössbauer source 1223
Abstract 1223
Keywords 1223
1 Introduction 1223
2 Experimental 1224
3 Results and discussion 1225
4 Summary 1227
References 1228
Isothermal defect annealing in semiconductors investigated by time- delayed Mössbauer spectroscopy: application to ZnO 1229
Abstract 1229
Keywords 1229
1 Introduction 1230
2 Theory 1230
3 Application to the annealing of a magnetic defect in ZnO 1232
4 Conclusions 1232
References 1233
Quo vadis? Present and future directions of Mössbauer spectroscopy research: special focus on India 1234
Abstract 1234
Keywords 1234
Application of Mössbauer spectroscopy to the thermal decomposition of strontium and barium bis( CITRATO) Ferrates( III) 1237
Abstract 1237
Keywords 1237
1 Introduction 1237
2 Experimental 1238
3 Results and discussion 1238
4 Conclusions 1242
References 1242
q-Gaussian representation of non-Lorentzian Mössbauer lineshapes 1244
Abstract 1244
Keywords 1244
1 Motivation 1244
2 Non-extensive approach 1245
3 Discussion 1247
References 1247
Spin-crossover phenomenon of the assembled iron complexes with 1,2- bis( 4- pyridyl) ethane as bridging ligand studied by Mössbauer spectroscopy 1248
Abstract 1248
Keywords 1248
1 Introduction 1248
2 Experimental 1249
3 Results and discussion 1249
References 1251
Simultaneous fitting of Mars Mössbauer data 1253
Abstract 1253
Keywords 1253
1 Introduction 1253
2 Early simfit example 1254
3 MER examples 1255
4 Example 1: Simfitting is required to obtain values from a limited data set 1256
5 Example 2: Simfitting reduces parameter uncertainty 1258
6 Example 3: Simfit results are equivalent 1260
7 Conclusion 1260
References 1260
“Mössbauer spectroscopic microscope” 1261
Abstract 1261
Keywords 1261
1 Introduction 1261
2 Experimental method 1262
3 Results and discussion 1262
4 Summary 1265
References 1266
Point charge model analysis of the quadrupole splitting in normal spinels 1267
Abstract 1267
Keywords 1267
1 Introduction 1267
2 Methods 1269
3 Results 1272
4 Conclusions 1275
References 1275
Experimental design and methodology for a new Mössbauer scan experiment: absorption line tracking 1277
Abstract 1277
Keywords 1277
1 Introduction 1277
2 Experimental layout and simulation environment 1278
3 General design considerations and closed loop operation 1278
4 Experimental results 1280
5 Conclusions and perspectives 1282
References 1282