October 14, 2016. SSL Colloquium. "High resolution particle counting detectors with microchannel plates and their applications in materials research, astrophysics, biomedical imaging and synchrotron instrumentation".

September 21, 2016. "High resolution particle counting detectors with microchannel plates and their applications". Lawrence Berkeley National Laboratory. Detector workshop.

July 28, 2016. UC Berkeley Summer Program for High School Students, organized by the School of Engineering. Review of scientific programs conducted at Space Sciences Laboratory.

July 27, 2016. Lawrence Berkeley National Laboratory. Interdisciplinary Instrumentation Colloquium. "High resolution particle counting detectors with microchannel plates and their applications in materials research, astrophysics, biomedical imaging and synchrotron instrumentation".

June 12-15, 2016, Conference organizer at the 8th Workshop on Neutron Wavelength Dependent Imaging 12-15 June 2016 in Abingdon, UK

May 31^st, 2016, "Energy-Resolved Neutron Imaging in Non-Destructive Studies of Microstructure and Elemental Composition in Crystalline Materials", Colloquium at Idaho National Laboratory, Idaho Falls, ID, USA.

March 5, 2016, "Non-Destructive Testing of Engineering Samples and Shape Memory Alloys through Neutron Transmission Spectroscopic Imaging", 2^nd World Congress of Smart Materials, 2016, Singapore.

March 5, 2016, Session chair, "Shape Memory Alloys, Polymers and Composite", 2^nd World Congress of Smart Materials, 2016, Singapore.

10 December, 2015, Colloquium at Bundesanstalt für Materialforschung und -prüfung (BAM), Berlin, Germany, "Applications of energy-resolved neutron imaging in non-destructive studies of microstructure and elemetnal composition in polycrystalline and single crystal materials".

2 November, 2015, LUG 2015: LANSCE User Group Meeting, Santa Fe, NM, "New Developments in Imaging with Neutrons".

21 August, 2015, Colloquium at Bragg Institute, Australian Nuclear Science and Technology Organization, "Applications of white beam and energy-resolved neutron imaging: Current studies and near future opportunities".

18 April 2015, Cal Open Day, lecture at SSL: "Imaging with neutrons: can you see a flower through a granite wall?"

February 18, 2015. CERN, Geneva Switzerland. Medipix collaboration meeting, "Energy resolved and dynamic neutron imaging with MCP-Timepix detector".

December 5^th, 2014. Lawrence Berkeley National Laboratory, Life Sciences division, seminar "Non-destructive studies of gamma-ray scintillators with neutron energy resolved imaging".

November 9, 2014. Short course "Advanced Photodetectors" instructor at IEEE NSS 2014 (several thousand attendees at the conference), Seattle, Washington.

September 23, 2014, "When research worlds collide", Particle physicists and scientists from other disciplines are finding ways to help one another answer critical questions.

http://www.symmetrymagazine.org/article/september-2014/when-research-worlds-collide

August 21, 2014, Colloquium at DOE Transportation Research Center, Knoxville, TN, Seminar "High Resolution Energy Resolved Neutron Imaging and Resonance Transmission Analysis of texture, strain and elemental distribution in engineering samples, nuclear fuels, geological objects and gamma ray scintillators".

August 2, 2014, Frontiers in Materials Discovery, Characterization, and Application Workshop, Doubletree Hilton / Chicago-Schamburg, organized by ORNL/DOE.

12 April 2014, Cal Open Day, lecture at SSL: "Imaging with neutrons: can you see a flower through a granite wall?"

September 9, 2013, Session Chair: "Neutron and X-ray Diffraction and Imaging for Materials Science and Engineering II", European congress and exhibition on advanced materials and processes, EUROMAT, Seville, Spain.

August 25, 2013, Session Chair: Solid State Detectors II, UV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XVIII, Conference 8859, SPIE Annual Meeting, San Diego, August 2013.

August 15, 2013, "High resolution non-destructive studies through Bragg edge and resonance absorption imaging at pulsed neutron sources", New Techniques, New Users, and Enhancing the User Experience, Workshop VII: Neutron Imaging (Moderator: Hassina Bilheux), Oak Ridge National Laboratory

August 14, 2013, "Imaging applications in neutron thermal transmission, diffraction and resonance absorption with high resolution neutron counting detectors", INL/LANL Advanced Non-Destructive Evaluation Meeting, Idaho National Laboratory.

August 11, 2013, "High resolution non-destructive studies through Bragg edge and resonance absorption imaging at pulsed neutron sources", New Techniques, New Users, and Enhancing the User Experience, Workshop V: Industrial Participation at ORNL (Moderators: Yan Gao/Andrew Payzant), Oak Ridge National Laboratory

July 17, 2013, "Neutron Imaging", Space Sciences Laboratory Engineering Seminar.

June 13, 2013, "High resolution neutron radiography, Bragg edge and resonance absorption imaging with fast neutron counting detector", Colloquium at the Reactor Institute Delft, Delft University of Technology, Delft, Netherlands.

April 26, 2013, "High resolution event counting detectors in synchrotron, neutron beamline, astrophysics and bioimaging applications", Colloquium at Danish Technical University, Copenhagen, Denmark.

April 25, 2013. New Science Seminar by Anton Tremsin, "High resolution neutron radiography, Bragg edge and resonance absorption imaging with fast neutron counting detector", Colloquium at the European Spallation Source, Lund Sweden.

January 31^st, 2013, "High resolution neutron radiography, microtomography, Bragg edge and resonance absorption imaging with fast MCP-Timepix detector", Invited talk at the colloquium at Japan Proton Accelerator Research Complex.

10 December, 2012, "Non-destructive studies of fuel elements by neutron resonance absorption imaging", Advanced Nondestructive PIE Planning Meeting, Los Alamos National Laboratory, NM

28 November, 2012, "High resolution neutron radiography, microtomography, Bragg edge and resonance absorption imaging with fast MCP-Timepix detector", Medipix Collaboration meeting, CERN, Switzerland.

26 November, 2012, "High resolution neutron radiography and energy resolved imaging in materials research, engineering and nuclear fuel studies", Research with Neutrons and Muons (NUM), Department Seminar, Paul Scherrer Institute, Villigen Switzerland.

18 August, 2012, "Can one see a flower through a granite wall? Amazing capabilities of neutron imaging", a series of free, public science lectures on the third Saturday of every month. These talks are given by renowned UC Berkeley scientists and aimed at general audiences.

21 April 2012, Cal Open Day, lecture at SSL: "Can one see a flower through a granite wall? - amazing capabilities of neutron imaging".

January 13, 2012, invited lecture, Bragg Institute, Australian Nuclear Science and Technology Organisation, "High resolution neutron imaging and transmission diffraction with noiseless detector".

January 9-10, 2012, Los Alamos Neutron Science Center Topical User Meeting keynote presentation, "High resolution energy resolved neutron imaging with MCP detectors".

September 16, 2011, invited talk at the Tuebingen University, Institut fuer Astronomie und Astrophysik, Tuebingen, Germany: "High resolution photon/electron counting detection systems based on microchannel plate technology".

6th International Conference on Mechanical Stress Evaluation by Neutrons and Synchrotron Radiation, MECA SENS VI, Hamburg, September 6-9, 2011, "Techniques II" session chair.

July, 2011, course instructor on Neutron Radiography and Hands-On Experiments organizer on radiography at FP5, 2011 LANSCE Neutron Scattering School, July 12-22, 2011, Los Alamos National Laboratory, NM

May 31^st 2011, invited lecture, ISIS spallation neutron source, Rutherford Appleton Laboratory, United Kingdom: "High resolution neutron imaging and transmission diffraction with noiseless readout".

16 April 2011, Cal Open Day, lecture at SSL: "Can one see a flower through a granite wall? - amazing capabilities of neutron imaging".

February 11, 2011, Invited talk at The Lujan Neutron Scattering Center, Los Alamos National Laboratory. "High resolution neutron imaging and transmission diffraction with noiseless readout".

November 9-10, 2010. Invited talk at MAX IV user meeting, Lund, Sweden. Detectors for Soft X-Rays: "Latest Developments in High Resolution Photon/Electron Counting Detection Systems Based on Microchannel Plate Technology".

November 8, 2010. European Spallation Source, Lund, Sweden, Invited seminar, "High resolution neutron imaging and transmission diffraction with noiseless readout".

November 1, 2010. Tutorial instructor at the IEEE Sensors Conference, "Neutron imaging sensors and their applications", Hawaii USA.

October 25, 2010. Invited Seminar at Japan Proton Accelerator Research Complex, Materials and Life Science Experimental Facility (MLF), Tokai-mura, Naka-gun, Japan: "High resolution neutron imaging and transmission diffraction with noiseless readout".

October 3-8, 2010, Session conveyer at the 9^th World Conference on Neutron Radiography, South Africa.

June 7-10, 2010 Session organizer at the 3rd workshop of Neutron Wavelength Dependent Imaging, Hokkaido University, Sapporo, Japan.

17 April 2010, Cal Open Day, lecture at SSL: "Can one see a flower through a granite wall? - amazing capabilities of neutron imaging".

29 January, 2010, SSL seminar. "Can one see a flower through a concrete wall? Neutron imaging and diffraction at SSL".

09 December, 2009, SLAC National Accelerator Laboratory, Menlo Park, CA, USA, Invited talk at Advanced Instrumentation Seminars: "High resolution photon counting detectors with microchannel plates: recent progress and new developments".

22 October, 2009, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Berlin, Germany, Invited seminar "High resolution neutron imaging and neutron optics at continuous and pulsed neutron sources".

15-16 October, 2009, Large Area PhotoDetector collaboration meeting, Argonne National Laboratory, "Overview of MCP Requirements: Resistive Layer and SEE".

12-15 July 2009, 2nd Workshop on Neutron Wavelength dependent imaging, Cosener's House Abingdon, UK, "Neutron detection and collimation with MCP technology: from neutron radiography and stroboscopic imaging at continuous sources to wavelength dependent imaging and Bragg edge spectroscopy at pulsed neutron sources".

May 5^th, 2009, Fuels, Engines, and Emissions Research Center, Oak Ridge National Laboratory, NTRC, Knoxville, TN, "Investigation of fuel injector operation with stroboscopic imaging at the ANTARES thermal neutron facility".

May 2^nd, 2009. Instructor, Short Course on Neutron Imaging, International Conference on Neutron Scattering 2009, Knoxville Convention Center, Knoxville, Tennessee, May 3 - 7, 2009

February 26^th, 2009. The Development of Large Area Psec Photo-Devices; Workshop VII, Argonne National Laboratory, Lemont, IL. "Saturation and count rate limitations in
MCP detectors".

February 27^th, 2009. The Development of Large Area Psec Photo-Devices; Workshop VII, Argonne National Laboratory, Lemont, IL. "Lifetime of MCP detectors: ageing effects".

February 27^th, 2009. The Development of Large Area Psec Photo-Devices; Workshop VII, Argonne National Laboratory, Lemont, IL. "Modeling of MCP detectors: what do we need as input parameters".

October 28^th, 2008. Institut Max Von Laue - Paul Langevin, Grenoble, France. Invited talk. College I: Applied Physics, Instrumentation and Techniques. "High resolution neutron radiography with a neutron counting detector and neutron collimation".

September 22, 2008. Invited talk. 2008 Int. Workshop on Neutron Imaging & Performance Evaluation Technology for Fuel Cells. Korean Atomic Energy Research Institute (KAERI), Daejeon, Korea. "Neutron Radiography with High Spatial and Temporal Resolution".

April 21^st-24^th, 2008, Workshop on Neutron Wavelength dependent imaging, Technische Universität München, FRM-II, Garching,Germany, "Efficient Neutron Detection and Collimation with High Spatial and Temporal Resolution".

December 17^th, 2007. Invited talk. Condensed Matter Research with Neutrons and Muons (NUM). Paul Scherrer Institute, Switzerland. Condensed Matter Research with Neutrons and Muons (NUM). "Efficient Neutron Detection and Collimation with High Spatial and Temporal Resolution".

August 1, 2005, Invited paper, Optics and Photonics 2005, SPIE (The International Society for Optical Engineering), 50^th Annual meeting, Ultrafast X-Ray Detectors and Applications II: "The quantum efficiency and stability of UV and soft x-ray photocathodes".

June 13, 2005, invited seminar, Paul Allen Center for Integrated Systems, Stanford University: "GaN photocathodes and High Resolution MCP position sensitive detectors".

April 5, 2005. Invited talk at the NIST Center for Neutron Research, Gaithersburg, MD: "Efficient Thermal Neutron Counting Detectors with High Spatial and Temporal Resolution".

February 25, 2005. Condensed Matter Physics Group, Department of Physics, UC Berkeley: "UV and soft X-ray photocathodes for MCP detectors".

November 24, 2004. Invited talk at Lawrence Berkeley National Laboratory, regular ALS/CXRO seminar series: "The quantum efficiency and stability of UV and soft X-ray photocathodes".

October 12, 2004, Invited talk, Lebedev Physical Institute of the Russian Academy of Sciences, Moscow, Russia: "Latest developments in the position sensitive detectors based on microchannel plates".