Tribological investigations into modern diesel fuels and lubricity additives:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Aachen
Shaker
2010
|
| Schriftenreihe: | Berichte aus der Materialwissenschaft
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XII, 162 S. Ill., graph. Darst. 21 cm, 264 gr. |
| ISBN: | 9783832292188 |
Internformat
MARC
| LEADER | 00000nam a2200000 c 4500 | ||
|---|---|---|---|
| 001 | BV037309925 | ||
| 003 | DE-604 | ||
| 005 | 20110502 | ||
| 007 | t | ||
| 008 | 110330s2010 gw ad|| m||| 00||| eng d | ||
| 015 | |a 10,N33 |2 dnb | ||
| 015 | |a 10,A45 |2 dnb | ||
| 016 | 7 | |a 1005712433 |2 DE-101 | |
| 020 | |a 9783832292188 |c kart. : EUR 48.80, EUR 48.80 (AT), sfr 97.60 (freier Pr.) |9 978-3-8322-9218-8 | ||
| 024 | 3 | |a 9783832292188 | |
| 035 | |a (OCoLC)680744633 | ||
| 035 | |a (DE-599)DNB1005712433 | ||
| 040 | |a DE-604 |b ger |e rakddb | ||
| 041 | 0 | |a eng | |
| 044 | |a gw |c XA-DE-NW | ||
| 049 | |a DE-703 | ||
| 082 | 0 | |a 621.89 |2 22/ger | |
| 084 | |a ZL 3800 |0 (DE-625)156906: |2 rvk | ||
| 084 | |a 620 |2 sdnb | ||
| 100 | 1 | |a Matzke, Markus |d 1979- |e Verfasser |0 (DE-588)142469971 |4 aut | |
| 245 | 1 | 0 | |a Tribological investigations into modern diesel fuels and lubricity additives |c Markus Matzke |
| 264 | 1 | |a Aachen |b Shaker |c 2010 | |
| 300 | |a XII, 162 S. |b Ill., graph. Darst. |c 21 cm, 264 gr. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 0 | |a Berichte aus der Materialwissenschaft | |
| 502 | |a Zugl.: Bayreuth, Univ., Diss., 2010 | ||
| 650 | 0 | 7 | |a Stahl |0 (DE-588)4056834-9 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Schmierung |0 (DE-588)4052922-8 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Additiv |0 (DE-588)4112451-0 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Gleitpaarung |0 (DE-588)4298090-2 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Dieselkraftstoff |0 (DE-588)4197700-2 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Verschleißprüfung |0 (DE-588)4187963-6 |2 gnd |9 rswk-swf |
| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
| 689 | 0 | 0 | |a Stahl |0 (DE-588)4056834-9 |D s |
| 689 | 0 | 1 | |a Gleitpaarung |0 (DE-588)4298090-2 |D s |
| 689 | 0 | 2 | |a Schmierung |0 (DE-588)4052922-8 |D s |
| 689 | 0 | 3 | |a Dieselkraftstoff |0 (DE-588)4197700-2 |D s |
| 689 | 0 | 4 | |a Additiv |0 (DE-588)4112451-0 |D s |
| 689 | 0 | 5 | |a Verschleißprüfung |0 (DE-588)4187963-6 |D s |
| 689 | 0 | |5 DE-604 | |
| 856 | 4 | 2 | |m DNB Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022464372&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 999 | |a oai:aleph.bib-bvb.de:BVB01-022464372 | ||
Datensatz im Suchindex
| _version_ | 1804145584641146880 |
|---|---|
| adam_text | CONTENTS CONTENTS 1 INTRODUCTION 1 2 LITERATURE REVIEW 3 2.1 FIELD
PROBLEMS DUE TO MARKET INTRODUCTION OF SEVERELY HYDRODESULPHURIZED
DIESEL FUELS 3 2.2 TRIBOLOGY PRINCIPLES 5 2.3 DEVELOPMENT AND
STANDARDIZATION OF DIESEL FUEL LUBRICITY TEST METHODS 9 2.4
INVESTIGATIONS ON ORIGINS OF BASE FUEL LUBRICITY 11 2.5 DIESEL LUBRICITY
ADDITIVES 18 2.6 BOUNDARY LUBRICATION BY ADSORPTION LAYERS 23 3 AIM AND
SCOPE OF INVESTIGATIONS 28 3.1 OVERALL AIM OF INVESTIGATIONS 28 3.2
OVERVIEW OF INVESTIGATIONS 29 4 EXPERIMENTAL PROCEDURES AND
CHARACTERIZATION OF FUELS AND ADDITIVES 31 4.1 DETERMINATION OF PHYSICAL
AND CHEMICAL PROPERTIES OF FUELS 31 4.1.1 DETERMINATION OF SULPHUR
CONTENTS OF FUELS 32 4.1.2 DETERMINATION OF NITROGEN CONTENT OF BASE
FUELS 32 4.1.3 IDENTIFICATION OF SULPHUR COMPOUNDS IN FUELS 33 4.1.4
DETERMINATION OF WATER CONTENT IN FUELS 33 BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/1005712433 DIGITALISIERT DURCH CARRYING CAPACITY 75 VI
CONTENTS 4.1.5 DETERMINATION OF THE TOTAL ACID NUMBER OF FUEL SAMPLES 33
4.1.6 DETERMINATION OF FUEL VISCOSITY AND DENSITY 34 4.2
CHARACTERIZATION OF LUBRICITY ADDITIVES 34 4.2.1 ASSESSMENT OF
EVAPORATIVE BEHAVIOUR (THERMOGRAVIMETRIC ANALYSIS) 35 4.2.2 EVALUATION
OF SPECIFIC SURFACE OF ADDITIVE MONOLAYER 37 4.3 CHARACTERIZATION OF
TRIBOLOGICAL BEHAVIOUR OF DIESEL FUELS AND LUBRICITY ADDITIVES 41 4.3.1
DETERMINATION OF FUEL LUBRICITY WITH THE HIGH-FREQUENCY RECIPROCATING
RIG (HFRR) 41 4.3.2 DETERMINATION OF INCIPIENT SCUFFING LOAD WITH THE
HIGH-TEMPERATURE OSCILLATING MACHINE (HITOM) 43 4.4 SURFACE ANALYSES OF
WEAR SPECIMENS 46 5 RESULTS AND DISCUSSION PART I: TRIBOLOGICAL
INVESTIGATIONS ON BASE DIESEL FUELS 47 5.1 IMPACT OF BASE FUEL
COMPOSITION ON TRIBOLOGICAL BEHAVIOUR 47 5.2 EFFECT OF
HYDRODESULPHURIZATION ON TRIBOLOGICAL BEHAVIOUR 54 5.3 CORRELATION OF
FUEL BOILING RANGE, VISCOSITY AND LUBRICITY 56 5.4 TRIBOLOGICAL IMPACT
OF MODEL SULPHUR AND NITROGEN COMPOUNDS 58 5.5 EFFECT OF
DESULPHURIZATION BY EXTRACTION WITH AN IONIC LIQUID 66 6 RESULTS AND
DISCUSSION PART II: TRIBOLOGICAL INVESTIGATIONS ON COMMERCIAL LUBRICITY
ADDITIVES 74 6.1 INVESTIGATION OF LUBRICITY ADDITIVE IMPACT ON FUEL
VISCOSITY 74 6.2 VARIATIONS OF LUBRICITY ADDITIVES AND THE EFFECT ON
LUBRICITY AND LOAD- 9 REFERENCES 121 CONTENTS VII 6.2.1 VARIATION OF
COMMERCIAL LUBRICITY ADDITIVE TYPE 75 6.2.2 VARIATION OF ADDITIVE
CONCENTRATION 83 6.2.3 ADDLTLVATION WITH MODEL CARBOXYLIC ACIDS AND
ESTER 85 6.3 VARIATION OF TEST PARAMETERS AND THE EFFECT ON LUBRICITY
AND INCIPIENT SCUFFING LOAD 87 6.3.1 PRETREATMENT OF WEAR SPECIMENS WITH
LUBRICITY ADDITIVES 87 6.3.2 FUEL EXCHANGE DURING HFRR TESTS 87 6.3.3
FUEL TEMPERATURE VARIATION 91 6.3.4 VARIATION OF HITOM SLIDING VELOCITY
97 6.3.5 LOAD INCREASE DURING HITOM TESTS 99 6.4 CORRELATION OF HITOM
AND HFRR RESULTS 104 7 SUMMARY 107 7.1 AIM AND SCOPE OF WORK 107 7.2
INVESTIGATIONS INTO BASE DIESEL FUEL LUBRICITY 107 7.3 INVESTIGATIONS
INTO THE BEHAVIOUR OF LUBRICITY ADDITIVES 108 7.4 OUTLOOK 112 8
ZUSAMMENFASSUNG 114 8.1 MOTIVATION UND ZIELSETZUNG DER ARBEIT 114 8.2
UNTERSUCHUNGEN ZUR SCHMIERFAEHIGKEIT VON UNADDITIVIERTEN
DIESELKRAFTSTOFFEN 115 8.3 UNTERSUCHUNGEN DES TRIBOLOGISCHEN VERHALTENS
VON SCHMIERFAEHIGKEITSADDITIVEN 116 LEBENSLAUF 162 VILI CONTENTS APPENDIX
A ADDITIONAL DETAILS ON ANALYTICAL METHODS AND INSTRUMENT PARAMETERS 137
A.1 DETERMINATION OF SULPHUR CONTENT IN BASE FUELS 137 A.2 DETERMINATION
OF NITROGEN CONTENT IN BASE FUELS 138 A.3 IDENTIFICATION OF SULPHUR
COMPOUNDS IN FUEL SAMPLES 139 A.4 MEASUREMENT OF FUEL VISCOSITY AND
DENSITY 140 A.5 DISTILLATION CURVES OF BASE FUELS 141 A.6 ADDITIONAL
DESCRIPTION OF HITOM TEST RIG 141 A.7 SETUP AND OPERATING PARAMETERS OF
LASER PROFILOMETER NANOFOCUS USCAN 143 APPENDIX B CALCULATIONS 144 B.1
HERTZIAN PRESSURE AND CONTACT WIDTH 144 B.2 GENERATION OF FRICTIONAL
HEAT 147 B.3 ELASTOHYDRODYNAMIC FILM THICKNESS 148 B.4 EVAPORATION OF
DIESEL FUEL FROM HFRR FUEL RESERVOIR 151 APPENDIX C ADDITIONAL
EXPERIMENTAL RESULTS 155 C.1 IDENTIFICATION OF SULPHUR COMPOUNDS IN GAS
OIL WITH GC-PFPD 155 C.2 VARIATION OF LUBRICITY ADDITIVE CONCENTRATION
IN HFRR 156 C.3 RESULTS OF HFRR FUEL EXCHANGE EXPERIMENTS 158 C.4
OVERVIEW OF LUBRICITY, INCIPIENT SCUFFING LOAD AND LOAD-CARRYING
CAPACITY OF DIFFERENT FUEL-ADDITIVE MIXTURES 160
|
| any_adam_object | 1 |
| author | Matzke, Markus 1979- |
| author_GND | (DE-588)142469971 |
| author_facet | Matzke, Markus 1979- |
| author_role | aut |
| author_sort | Matzke, Markus 1979- |
| author_variant | m m mm |
| building | Verbundindex |
| bvnumber | BV037309925 |
| classification_rvk | ZL 3800 |
| ctrlnum | (OCoLC)680744633 (DE-599)DNB1005712433 |
| dewey-full | 621.89 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 621 - Applied physics |
| dewey-raw | 621.89 |
| dewey-search | 621.89 |
| dewey-sort | 3621.89 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Maschinenbau / Maschinenwesen |
| format | Thesis Book |
| fullrecord | <?xml version="1.0" encoding="UTF-8"?><collection xmlns="http://www.loc.gov/MARC21/slim"><record><leader>02220nam a2200553 c 4500</leader><controlfield tag="001">BV037309925</controlfield><controlfield tag="003">DE-604</controlfield><controlfield tag="005">20110502 </controlfield><controlfield tag="007">t</controlfield><controlfield tag="008">110330s2010 gw ad|| m||| 00||| eng d</controlfield><datafield tag="015" ind1=" " ind2=" "><subfield code="a">10,N33</subfield><subfield code="2">dnb</subfield></datafield><datafield tag="015" ind1=" " ind2=" "><subfield code="a">10,A45</subfield><subfield code="2">dnb</subfield></datafield><datafield tag="016" ind1="7" ind2=" "><subfield code="a">1005712433</subfield><subfield code="2">DE-101</subfield></datafield><datafield tag="020" ind1=" " ind2=" "><subfield code="a">9783832292188</subfield><subfield code="c">kart. : EUR 48.80, EUR 48.80 (AT), sfr 97.60 (freier Pr.)</subfield><subfield code="9">978-3-8322-9218-8</subfield></datafield><datafield tag="024" ind1="3" ind2=" "><subfield code="a">9783832292188</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(OCoLC)680744633</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(DE-599)DNB1005712433</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="a">DE-604</subfield><subfield code="b">ger</subfield><subfield code="e">rakddb</subfield></datafield><datafield tag="041" ind1="0" ind2=" "><subfield code="a">eng</subfield></datafield><datafield tag="044" ind1=" " ind2=" "><subfield code="a">gw</subfield><subfield code="c">XA-DE-NW</subfield></datafield><datafield tag="049" ind1=" " ind2=" "><subfield code="a">DE-703</subfield></datafield><datafield tag="082" ind1="0" ind2=" "><subfield code="a">621.89</subfield><subfield code="2">22/ger</subfield></datafield><datafield tag="084" ind1=" " ind2=" "><subfield code="a">ZL 3800</subfield><subfield code="0">(DE-625)156906:</subfield><subfield code="2">rvk</subfield></datafield><datafield tag="084" ind1=" " ind2=" "><subfield code="a">620</subfield><subfield code="2">sdnb</subfield></datafield><datafield tag="100" ind1="1" ind2=" "><subfield code="a">Matzke, Markus</subfield><subfield code="d">1979-</subfield><subfield code="e">Verfasser</subfield><subfield code="0">(DE-588)142469971</subfield><subfield code="4">aut</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Tribological investigations into modern diesel fuels and lubricity additives</subfield><subfield code="c">Markus Matzke</subfield></datafield><datafield tag="264" ind1=" " ind2="1"><subfield code="a">Aachen</subfield><subfield code="b">Shaker</subfield><subfield code="c">2010</subfield></datafield><datafield tag="300" ind1=" " ind2=" "><subfield code="a">XII, 162 S.</subfield><subfield code="b">Ill., graph. Darst.</subfield><subfield code="c">21 cm, 264 gr.</subfield></datafield><datafield tag="336" ind1=" " ind2=" "><subfield code="b">txt</subfield><subfield code="2">rdacontent</subfield></datafield><datafield tag="337" ind1=" " ind2=" "><subfield code="b">n</subfield><subfield code="2">rdamedia</subfield></datafield><datafield tag="338" ind1=" " ind2=" "><subfield code="b">nc</subfield><subfield code="2">rdacarrier</subfield></datafield><datafield tag="490" ind1="0" ind2=" "><subfield code="a">Berichte aus der Materialwissenschaft</subfield></datafield><datafield tag="502" ind1=" " ind2=" "><subfield code="a">Zugl.: Bayreuth, Univ., Diss., 2010</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Stahl</subfield><subfield code="0">(DE-588)4056834-9</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Schmierung</subfield><subfield code="0">(DE-588)4052922-8</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Additiv</subfield><subfield code="0">(DE-588)4112451-0</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Gleitpaarung</subfield><subfield code="0">(DE-588)4298090-2</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Dieselkraftstoff</subfield><subfield code="0">(DE-588)4197700-2</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Verschleißprüfung</subfield><subfield code="0">(DE-588)4187963-6</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="655" ind1=" " ind2="7"><subfield code="0">(DE-588)4113937-9</subfield><subfield code="a">Hochschulschrift</subfield><subfield code="2">gnd-content</subfield></datafield><datafield tag="689" ind1="0" ind2="0"><subfield code="a">Stahl</subfield><subfield code="0">(DE-588)4056834-9</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2="1"><subfield code="a">Gleitpaarung</subfield><subfield code="0">(DE-588)4298090-2</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2="2"><subfield code="a">Schmierung</subfield><subfield code="0">(DE-588)4052922-8</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2="3"><subfield code="a">Dieselkraftstoff</subfield><subfield code="0">(DE-588)4197700-2</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2="4"><subfield code="a">Additiv</subfield><subfield code="0">(DE-588)4112451-0</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2="5"><subfield code="a">Verschleißprüfung</subfield><subfield code="0">(DE-588)4187963-6</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2=" "><subfield code="5">DE-604</subfield></datafield><datafield tag="856" ind1="4" ind2="2"><subfield code="m">DNB Datenaustausch</subfield><subfield code="q">application/pdf</subfield><subfield code="u">http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022464372&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA</subfield><subfield code="3">Inhaltsverzeichnis</subfield></datafield><datafield tag="999" ind1=" " ind2=" "><subfield code="a">oai:aleph.bib-bvb.de:BVB01-022464372</subfield></datafield></record></collection> |
| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| id | DE-604.BV037309925 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T23:21:47Z |
| institution | BVB |
| isbn | 9783832292188 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-022464372 |
| oclc_num | 680744633 |
| open_access_boolean | |
| owner | DE-703 |
| owner_facet | DE-703 |
| physical | XII, 162 S. Ill., graph. Darst. 21 cm, 264 gr. |
| publishDate | 2010 |
| publishDateSearch | 2010 |
| publishDateSort | 2010 |
| publisher | Shaker |
| record_format | marc |
| series2 | Berichte aus der Materialwissenschaft |
| spelling | Matzke, Markus 1979- Verfasser (DE-588)142469971 aut Tribological investigations into modern diesel fuels and lubricity additives Markus Matzke Aachen Shaker 2010 XII, 162 S. Ill., graph. Darst. 21 cm, 264 gr. txt rdacontent n rdamedia nc rdacarrier Berichte aus der Materialwissenschaft Zugl.: Bayreuth, Univ., Diss., 2010 Stahl (DE-588)4056834-9 gnd rswk-swf Schmierung (DE-588)4052922-8 gnd rswk-swf Additiv (DE-588)4112451-0 gnd rswk-swf Gleitpaarung (DE-588)4298090-2 gnd rswk-swf Dieselkraftstoff (DE-588)4197700-2 gnd rswk-swf Verschleißprüfung (DE-588)4187963-6 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Stahl (DE-588)4056834-9 s Gleitpaarung (DE-588)4298090-2 s Schmierung (DE-588)4052922-8 s Dieselkraftstoff (DE-588)4197700-2 s Additiv (DE-588)4112451-0 s Verschleißprüfung (DE-588)4187963-6 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022464372&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Matzke, Markus 1979- Tribological investigations into modern diesel fuels and lubricity additives Stahl (DE-588)4056834-9 gnd Schmierung (DE-588)4052922-8 gnd Additiv (DE-588)4112451-0 gnd Gleitpaarung (DE-588)4298090-2 gnd Dieselkraftstoff (DE-588)4197700-2 gnd Verschleißprüfung (DE-588)4187963-6 gnd |
| subject_GND | (DE-588)4056834-9 (DE-588)4052922-8 (DE-588)4112451-0 (DE-588)4298090-2 (DE-588)4197700-2 (DE-588)4187963-6 (DE-588)4113937-9 |
| title | Tribological investigations into modern diesel fuels and lubricity additives |
| title_auth | Tribological investigations into modern diesel fuels and lubricity additives |
| title_exact_search | Tribological investigations into modern diesel fuels and lubricity additives |
| title_full | Tribological investigations into modern diesel fuels and lubricity additives Markus Matzke |
| title_fullStr | Tribological investigations into modern diesel fuels and lubricity additives Markus Matzke |
| title_full_unstemmed | Tribological investigations into modern diesel fuels and lubricity additives Markus Matzke |
| title_short | Tribological investigations into modern diesel fuels and lubricity additives |
| title_sort | tribological investigations into modern diesel fuels and lubricity additives |
| topic | Stahl (DE-588)4056834-9 gnd Schmierung (DE-588)4052922-8 gnd Additiv (DE-588)4112451-0 gnd Gleitpaarung (DE-588)4298090-2 gnd Dieselkraftstoff (DE-588)4197700-2 gnd Verschleißprüfung (DE-588)4187963-6 gnd |
| topic_facet | Stahl Schmierung Additiv Gleitpaarung Dieselkraftstoff Verschleißprüfung Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022464372&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT matzkemarkus tribologicalinvestigationsintomoderndieselfuelsandlubricityadditives |