Curriculum Vitae (summary) Dr.W.J. Kolkert, born 1948.


1971 State University Utrecht: Doctoral Degree in Natural Sciences. Specialization: Physical Chemistry, Experimental Physics and Theoretical Physics.

1974 State University Utrecht: Doctor of Science Degree in Natural Sciences.

Military Service:

1975-1993 Reserve Officer Royal Netherlands Army. Decorations: Officer's Service Cross XV, Cold War Medal.


1971-1975 Assistent/Associate professor at the State University of Utrecht, Faculty of Natural Sciences, General Chemistry Department. Work in Crystal Growth of Homogeneous Mixed Crystals.

1976-1977 State University of Utrecht. Work in low temperature physics.

1977-1979 TNO Prins Maurits Laboratory, Rijswijk. Scientist.Work in detonation and shock physics.

1979-1983 TNO Prins Maurits Laboratory, Rijswijk. Head, Section Terminal Ballistics.

1983-1984 US Army Materiel Development and Readiness Command. Netherlands Special Projects Officer involved in US Army-DARPA's Electromagnetic Launch Research and Weapon Technology Program. Dover, NJ, USA.

1984-1985 TNO Prins Maurits Laboratory, Rijswijk. Head, Section Interior Ballistics. Institute's Project manager Armament R&D.

1986-1997 TNO Prins Maurits Laboratory, Rijswijk. Establishing the Pulse Physics Laboratory at Delft and Manager, Research Group Pulse Physics.

1993-1997 TNO Prins Maurits Laboratory. Deputy Division Director Weapons and Weapon Systems.

1987-1997 Netherlands Defence Research Coordination Committee: National Programme Director EML Technology. Manager, Pulse Physics Laboratory, TNO PML, Delft.

1997-1999 Adjoint to Director TNO Prins Maurits Laboratory. International cooperation Armament Research.

1999-2000 TNO Institute of Applied Physics. Manager Business Development Acoustics Division.

2000-2002 TNO Patent Information Office. Deputy Manager.

2002- Consultant R&D management.

Functions in Society.

Chairman of the Christian Democratic Appèl Delft (CDA Delft)

Member of Javanese Gamelan Orchestra Marsudi Raras

Chairman of the Board of "Sociëteit Standvastigheid", established in 1781 at Delft

Cooperation with industry

Projects with oa. Electrotechnical industry (Holec), Dredging industry (Bos Kalis), Shell, Eurometal, Rheinmetall, RDM-Technology, de Schelde, Adtranz, FMV, Westinghouse, General Research Corp., Hughes, United Defence, Signaal, S-cubed and SRI-Int.

Establishing new initiatives

Founder TNO Pulse Physics Laboratory

Initiator Knowledge Center for Electromagnetic Power Conversion TNO-Technical University Delft.

Co-founder Netherlands Association for Electromagnetic Power Technology (FME-CMW Branche Vereniging EMVT).

Founder European Electromagnetic Launch Society (EEMLS)

Management development

Several courses, including TNO’s two years Senior Management Development Programme with a.o. courses at the Center for Creative Leadership(CCL, USA) and the INSEAD Business School, France.



International cooperation


1.1 DRG, AC/243 - Panel I, LTSS 43: " On all electric vehicle-mobile electric weapon platform".

1.2 DRG, AC/243 - Panel I, LTSS 47: "On electrical pulsed power systems".

2. WEU

2.1 EUCLID/CEPA 16: "On Electrical Power Technology", Projects on system integration, switching and energy storage.

3. Bi- and Multilateral cooperation in defence research

3.1 MoA between TNO and US/DoD/BMDO concerning cooperation on EML Technology; 1987-1997. Dr. W.J. Kolkert: National Programme Director for EML Technology


- armature/rail gun research

- semiconductor opening switch (MA’s) research

- fast discharge, high power battery

- metrology

- pulse forming networks for MA-pulses of milliseconds duration.                                       

3.2 MoU between MoD’s of the Netherlands, France and Germany concerning Electric energy gun technology, since 1995.

Dr. W.J. Kolkert: member Steering Committee.


- armature research

- 3D computer modelling/simulation of electromagnetic, electrothermal, electromechanical aspects of EM-accelerators

- solid state switching at mega-ampère level

- superconducting magnetic energy storage research

- fast discharge, high current lead-acid bipolar battery research

- measuring methodology of transient L, R, and I parameters

- dynamic measurement of rail accelerator response during launch.

3.3 MoA between US Army and RNL-Army concerning development of a large calibre armature for

hypervelocity launch of long rod anti-tank munition with rail guns; since 1995.

Programme manager: Dr. W.J. Kolkert.

3.4 DEA between US DoD-DARPA and NL DoD concerning electromagnetic launcher technology:

since 1986.

Exchange on: Pulsed power technology, all electric combat vehicle, electric energy guns and

hypervelocity munition. NL-Project officer: Dr. W.J. Kolkert.


4.1 European EML Society (EEMLS): since 1988. Society founder and first President: Dr. W.J. Kolkert

Members: universities, industries, institutes and representatives of MoD’s from NL, Ge, Fr, UK,

Sweden, Switzerland.

Goal: discuss the results of technology development in electric energy guns, pulsed power supplies,

weapon system analysis and integration, hypervelocitiy projectiles and (re)direct the national programmes

4.2 Defence Evaluation and Research Agency (DERA) UK.

Cooperation in EM-launch research of hypervelocity armatures; since 1987.

4.3 Soreq Nuclear Research Center, Israel.

Cooperation on inductive energy storage.

project: development of semiconductor opening switch technology;

4.4 Institut Saint Louis (ISL), German-French Research Institute.

Cooperation on rail accelerator and armature research

4.5 Center for Electromechanics, Univ. of Austin, Texas.

2/3 D-computer modelling of aspects of pulse forming networks and electromagnetic accelerators.

4.6 Permanent Committee on International EML Symposia.

Conduct the organisation of international EML conferences in cooperation with the Magnetics Society of the Institute of Electrical and Electronic Engineers.

4.7 Establishment of cooperation with Polish Marine R&D Centre and US-Army ERDC



1971- present       Member KNCV and NNV

1980- 1987          Member and Secretary (‘86-’87) US Aero Ballistic Range Association

1988- present       Member Hypervelocity Impact Society (HVIS)

1988- 2002          Chairman Organizing Committee European Symposia on Electromagnetic Launch (EML) Technology

1988- 1992          Founder and president of the European Electromagnetic Launch Society (EEMLS)

1992- present       Honorary president of the European Electromagnetic Launch Society

1986- 1997          Project Officer MWDEA-A-86-TN-1 "Electromagnetic Launcher Technology (US-DoD/DARPA)

1986- present       Member USA Electromagnetic Launcher Association

1987- 1997          Member of the US-Netherlands Steering Committee EML Technology

1985- 2002          Member American Defense Preparedness Association

1993- 2008          Co-founder/Treasurer National Association for EMVT (ElectroMagnetic Power Technoloy).

1994- 1999          Member Organizing Committee International Conferences on All Electric Combat Vehicle

1995- 1998          Member Organizing Committee International Conferences on All Electric Ship

1996- 1998          Member Jury FOM and STW funded projects

1977- 1997          Member and chairman of several NATO-DRG/Panel I RSG’s, (e.g. Warheads for defence against air/space threats, Ad-hoc Group on Electric energy guns for air defence, anti armour and artillery), of several NATO LTSS/MNE’s (e.g.on Armour-Anti Armour, Pulsed Power   Systems), Contributor to DRG-Seminar on defence against helicopters.

1977- 1996          Participation in several AGARD studies (On Interior Ballistics of guns, Gun Technology of the 21th century)

1977- 1997          Member of NIAG and NNAG study teams on Anti Surface Ship Missiles, On a future Main Battle Tank

1994                     Participation in and contributions to 2nd European Workshop on Science in 100T(European Physics Research Organization)

1988, 1997           Chairman 1st and 6th European Symposium on EML Technology, Delft and the Hague, NL

1994                    Chairman 5th Topical Meeting Eur. EML Society, Delft, NL.

1988- 1997          Secretary Advisory Committee on Pulse Physics Research

1997- present       Member US-Permanent Committee on International EML Symposia

2000                     Co-chairman 10th International Symposium on EML Technology, San Francisco.

1977-1998            Lecturer at NL Royal Military Academy, NL Royal Naval College, Belgium Royal Military School


Some Publications and Patents      

1.            Kolkert W.J.
                "Growth of homogeneous organic mixed crystals by repeated pass zone leveling".

                D.Sc.Thesis, University of Utrecht, The Netherlands, 1974.

2.            Kolkert W.J.
                "Growth of uniform solid solutions of naphthalene and 2-naphthol by repeated pass zone levelling".

                Int.J.Crystal Growth 30 (1975) 213-219.

3.            Kolkert W.J.
                "Calculation of the shock temperature of porous and non-porous high explosives".

                Propellants and Explosives 4 (1979) 71.

4.            Kolkert W.J. et al.
                "State of the art of warheads for the defeat of airborne targets".

                NATO-AC/243 (Panel X) D/57, 1980 (RESTRICTED).

5.            Kolkert W.J.
                "Interior ballistic aspects of high explosive-metal systems with closed geometry".

                Proceedings 5th Int. Symp. on Ballistics, Toulouse (1980).

6.            Bree J.L.M. van, Oortgiesen A.H., Kolkert W.J.
"Eigenschappen van verschervende gevechtsladingen".

                Proceedings Symp.
Rakettechniek en Ballistiek 1981, Breda, Nederland            

7.            Kolkert W.J., Amelsfort R.J.M. van, Renesse R.L. van.,
                "On the early response of a sintered n-Al2O3 ceramic target plate impacted by a low-velocity lead projectile".Proceedings 6th Int. Symp. on Ballistics, 1981, Orlando (Florida, USA).

8.            Kolkert W.J.
                "Terminal ballistic facilities at the Prins Maurits Laboratory TNO".

                Proceedings 32nd Meeting Aeroballistic Range Association,1981, Karlsborg (Sweden).

 9.           Kolkert W.J., Amelsfort R.J.M. van
                "Ballistic pendulum methodology to study armour-anti armour interactions at oblique impact".
                Proceedings 33rd Meeting Aeroballistic Range Association, 1982, Santa Barbara, Ca (USA).

10.          Kolkert W.J., Amelsfort R.J.M. van
                "A ballistic pendulum methodology to study armour-anti armour interactions at oblique impact".

                Proceedings 7th Int. Symp. on Ballistics, 1983, The Hague.

11.          Kolkert W.J., Bree J.L.M. van
                "Failure and fragmentation of internal explosively loaded metal cylinders".
                Proceedings 3rd APS - Topical Conference" Shock waves in condensed matter", 1983, Santa Fe, NM.

12.          Bree J.L.M. van, Es van, Kolkert W.J.
"C.W. Radar Doppler for velocity measurement".
                Proceedings 34th ARA-meeting, Williamsburg, VA, USA.

13.          Amelsfort R.J.M. van, Kolkert W.J., Pasman H.J.
"Pantser-anti pantser interakties.
Heden en toekomst".
                Proceedings Symposium Wapentechniek en Ballistiek, KMS-Brussel, België, 1984.

14.          Kolkert W.J., et al.
                "Uitwerking van munitie en ballistische weerstand van pantsers".
PML-TNO, 1983.

15.          Kolkert W.J., Bree J.L.M. van
                "Experimental analysis of shock wave propagation, expansion and fracture behaviour of explosively loaded metal cylinders. Proceedings 8th Int. Symposium on Ballistics, Orlando, Fl., Oct. 1984.

16.          Bennett J., Gora T., Kemmey P.J., Kolkert W.J.
                "Electromagnetic braking of a metallic projectile in flight".
                US Army ARDC, ARLCD-TR-84022 (AD-E401271).

17.          Ferrentino G.L., Kolkert W.J.
                "Metal armatures for railguns".
                US Army ARDC, ARLCD-TR-84030 (AD-E401303).

18.          The H.G., Kolkert W.J., Dexel J.
                "Design of an instrumented single-stage propellant gun".
                Proceedings 36th ARA-Meeting, San Antonio, TX, 1985.

19.          Olderen A.S.J. van, Kolkert W.J.
                "Xenon Flash Tubes as a special light source for ultra-high speed photography".

                Proceedings 35th Meeting Aeroballistic Range Association, October 1984, Meppen, FRG.

20           Kolkert W.J., Bennett J., Gora T., Kemmey P.J.
                "Electromagnetic braking of a metallic projectile in flight".
                IEEE, Trans. Magn. 21 (1985), 1250.

21.          Kolkert W.J., Waas M., The H.G.
                "On the thermal behaviour of the barrel during the interior Ballistic cycle of propellant guns".
                Proceedings AGARD Conference "Interior Ballistics of Guns", 1985, Florence, Italy.

22.          Kolkert W.J., The H.G.
                "The thermal behaviour of the barrel during the interior ballistic cycle of propellant guns".

                Proceedings 9th Int. Symp. on Ballistics, Shrivenham (UK), April 1986, I123-129.

23.          Ferrentino G.L., Kolkert W.J. "On the design of an integrated metal armature and sabot for railguns".
                IEEE, Trans. Magn., 22 (1986), 1470-1477.

24.          Kolkert W.J.
                "Design of modern light-weight armour".
PML-TNO, jan. 1986.

25.          Kolkert W.J.
                "Pulsfysica - Primeur in West-Europa".
                Atlantisch Perspektief 4 (1987), 31-36.

26.          Karthaus W., Kolkert W.J., Nowee J.
"Towards the development of a battery-driven pulsed power supply".
                Procs. 38th Aerobalistics Range Association-Meeting, 1987 Oct, Tokyo, Japan.

27.          Kolkert W.J.
                "Electromagnetic Launch Technology"
                Nov. 1987 TNO PML-Pulse Physics, Delft.
Contribution to the Course "Elektromagnetische Kanone" Carl Cranz Gesellschaft eV, BRD.

28.          Kolkert W.J.
                "A summary of research performed at TNO PML-Pulse Physics, Delft, The Netherlands.
                Procs. 4th Meeting Electromagnetic Launcher Association, San Diego, Dec.1987.

29.          Kolkert W.J.
                "The Pulse Physics Research Program of The Netherlands Organization for Applied Scientific Research TNO.
IEEE, Trans. Magn,25 (1989), .455-457

30.          Karthaus W., Kolkert W.J., Nowee J.
"Preliminary results of a battery-based, multi megawatt 200 kA pulsed power supply.
IEEE, Trans. Magn., 25(1989), 449-454

31.          de Groote N, Kolkert W.J., Pasman H.J., Reitsma H.J., "Wapentechnologie" Procs.KIVI Symposium "Defense technologie in de jaren '90" 16 juni 1988, Delft

32.          Kolkert W.J "Welcome en Opening Address: The Netherlands prgramme on EML technology" Procs.1st European Symposium on EML Technology, PML-Pulse Physics, 13-14 Sept. 1988, Delft, the Netherlands

33.          Kolkert W.J. "The Netherlands EML Research Program" Procs.1st. European Symposium EML Technology, PML- Pulse Physics13-14 Sept. 1988, Delft, the Netherlands

34.          Kolkert W.J. "First experimental results of the 6.7 MJ repetitive Electromagnetic Launcher at PML-Pulse Physics" Procs. 5th Meeting Electromagnetic Launcher Association, Auburn University 29-30 Sept. 88,Auburn, USA.

35.          Karthaus W., Kolkert W.J., de Zeeuw W.A. "Experimental results obtained with the 6.7 MJ repetitive launcher at PML-Pulse Physics. Procs. 6th Meeting Electromagnetic Launcher Association, May 2-3,1989,AFATL,FL.

36.          Karthaus W., Kolkert W.J., Tuinman E. , de Zeeuw W.A. "Further experimental results obtained with the 6.7 MJ repetitive EM rail launcher at PML-Pulse Physics." Procs. 2nd European Symposium EML Technology, 27-29 Sept.'89, ISL,France

37.          Kolkert W.J. "New Armament to counter air threats; electric energy guns" Procs.NATO DRG Seminar 1989 "On the military use of helicopters and the defence against heli's" 4-6 Oktober '89, The Hague

38           Karthaus W. , Kolkert W.J., de Zeeuw, " Results of experiments performed with a new designed, multi fiber copper solid brush armature" Proc.s 7th Electromagnetic Launcher Association Meeting, 4-6 Dec. 89, Westinghouse, Ca.

39           Karthaus W., Kolkert W.J., de Zeeuw W.A., "On the design and testing of solid aramtures for rail accelerator applications", IEEE Trans. Magn. 27 (1991) 308-313

40           Zeeuw W.A. de, Kolkert W.J. "On the efficiency of rail accelerators", PML 1990-64

41           Tuinman E., Kolkert W.J., "Niet militaire ontwikkelingen en applikaties van Pulsfysica"  PML1990-23

42           Marshall R.A., Karthaus W., Kolkert W.J., "IRFC Generators: engineering aspects of a staged, multiple rail concept", Proc.s 3rd Eur. Symp. EML Technology, 1991 London

43           Karthaus W., Zeeuw, Kolkert W.J.,"Erosion-free electromagnetic accelerator of solid brush armatures with rail launchers", Proc.s 3rd Eur. Symp. EML Technology, 1991 London

44           Zeeuw W.A. de, Karhaus W., Kolkert W.J., Koops M.,"Erosion-free acceleration of multi-fibre copper solid brush armatures in rail launchers", Proc.s 8th Meeting ELA, 10-11 Oct 1990, ARDEC, NJ

45           Kolkert W.J. EUCLID - CEPA 5 - Electric Guns , "Power supply requirements and component options for railguns in the air defense (AD) and -anti-tank(AT) role." June, 1990

46           Ploeg B.v.d., Kolkert W.J., Pulsed Power Technologie, "Een nieuwe tak van de energietechniek", Roering, jaargang 30 nr. 2 (1993), 41-48

47           Kolkert W.J., Karthaus W., de Reus N.,"Electric energy guns as new armament to counter air threats”, Proc's Battlefield Systems '94, 1994, 205-219

48           Kolkert W.J., Karthaus W., de Reus N.,"Electric energy guns as new armament to counter air threats”, Proc's First Int. Conf. on All Electric Combat vehicle, 1995, 315-330

49           Kolkert W.J., c.s., Electric Energy Guns, Defence Systems Int. 1996, p63-68

50           Ploeg B. van der, Kolkert W.J., Siemons B., "De invloed van een nieuwe generatie wapens en sensoren op platformsystemen", Marineblad, nov 1995, 316-320

50.          Kolkert W.J., “Pulsed Energy Supplies for future Electric Armament”, Proc's Entretiens Science et Défence, 1996: "Towards All Electric Armament", Paris, p 225-234

52           Kolkert W.J., Gelder P. van, Ploeg B.v.d.,”Impact of pulsed power requirements for future weapon systems on warship design”,Roering 33 (1996)1, p 25-33

53           Kolkert W.J., Gelder P. van , Ploeg B v.d., Impact of pulsed power requirements for future weapon systems on warship design, 3rd Int. Naval Engineering Conference (INEC ‘96):"Warship design" 1996, p 105-111

54           Kolkert W.J., Gelder P. van, Ploeg B.v.d., Impact of pulsed power requirements for future weapon systems on warship design, 1st. Int. Conf. and Exhibition AES ‘97: Civil or Military All Electric Ship, Paris, p 185-189

55           Kolkert W.J.,”Electric Energy weapons for future warships”, Proc’s Naval Opportunities Forecast Conference", London, 1997

56           Kolkert W.J., “Status of the fast discharge bipolar battery driven pulsed power supply at TNO”, Proc’s 2nd Int. All Electric Combat Vehicle Congference, Detroit, USA, 1997

57           Kolkert W.J., Welcome and Opening Address " Progress in Electromagnetic Launch Technology", Proc’s 6th Eur. Symp. on EML Technology, the Hague, 1997, p 8-12

58           Kolkert W.J., Vaessen P.T.M., "All Electric Transport", Beleidsnotitie betreffende samenwerkingsmogelijkheden tussen TNO-KEMA, juli 1997

59           Kolkert W.J., TNO-PML, Pesce Rodriquez, US Army ARL, "Gun Technology for the 21st Century", AGARD-Aerospace 2020, AGARD-AR-360 Vol.III, 94-98, 1997.

60           Karthaus W., Huijser T., Kolkert W.J.,, "Influence of the armature-rail geometry on results of launch experiments of fibre armatures with railguns", IEEE, Trans. Magn.,35,no 1,(1999), 68-73.

61           Kolkert W.J., Jamet F., "Electric energy gun technology: Status of the French-German-Netherlands Programme", IEEE, Trans. Magn., 35,no 1,(1999), 25-30.

62           Kolkert W.J., "Het elektrisch energie kanon; werkingsprincipe, applicatie en perspectief", Procs. Afscheidssymposium Prof. Ir E.A. Celens, KMS, 1998, Brussel.

63           Heesch E.J.M., Yan K., Pemen A.J.M., Nair S.A., Winands G.J.J., Kolkert W.J., Barba A.A., Grekhov I.V., van Oost G., de Jong I.,

              "Repetitive pulsed power to serve nano-technology, sustainability and hydrogen production". Procs. 2003 Int. Pulsed Power Conference, Dallas, USA.




EP00870166B1, 03/01/2000 LAUNCH PACK



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