101 Gehrels PPTs View free & download

Neil Gehrels

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The Swift Gamma Ray Burst Mission PowerPoint PPT Presentation

The Swift Gamma Ray Burst Mission - The Swift Gamma Ray Burst Mission Neil Gehrels NASA-GSFC San Diego AAS Meeting January 12, 2005 Motivations for Swift Multiwavelength observations on all time scales ...

The Swift Gamma Ray Burst Mission Neil Gehrels NASA-GSFC San Diego AAS Meeting January 12, 2005 Motivations for Swift Multiwavelength observations on all time scales ...

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The Zoo Of Neutron Stars PowerPoint PPT Presentation

The Zoo Of Neutron Stars - Intermediate SGR bursts. Examples of intermediate bursts. ... Unidentified EGRET sources. Grenier (2000), Gehrels et al. (2000) ...

Intermediate SGR bursts. Examples of intermediate bursts. ... Unidentified EGRET sources. Grenier (2000), Gehrels et al. (2000) ...

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Gamma-Ray Bursts PowerPoint PPT Presentation

Gamma-Ray Bursts - ... Simulations for GRB 041219a Polarisation with SPI GRB041219a Results IBIS Polarisation of GRB041219a Slide 14 Photoelectric Absorption - Theory Slide 16 ...

... Simulations for GRB 041219a Polarisation with SPI GRB041219a Results IBIS Polarisation of GRB041219a Slide 14 Photoelectric Absorption - Theory Slide 16 ...

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Estimates of Global Sea Level Change from Tide Gauges PowerPoint PPT Presentation

Estimates of Global Sea Level Change from Tide Gauges - Estimates of Global Sea Level Change from Tide Gauges Sampling Issues 20th Century Global Sea Level (GSL) Rise Estimates Average of Trends (Douglas et al)

Estimates of Global Sea Level Change from Tide Gauges Sampling Issues 20th Century Global Sea Level (GSL) Rise Estimates Average of Trends (Douglas et al)

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Introduction to Earth System PowerPoint PPT Presentation

Introduction to Earth System - Introduction to Earth System Solid Earth part Rocco Malservisi roccom@lmu.de Phone: 2180 4201

Introduction to Earth System Solid Earth part Rocco Malservisi roccom@lmu.de Phone: 2180 4201

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Particle Astrophysics: GLAST PowerPoint PPT Presentation

Particle Astrophysics: GLAST - Gamma-ray Large Area Space Telescope. SLAC Scientific Policy Committee Meeting: May 12, 2001 ... Large Area Telescope (LAT) Design Overview. 16 towers modularity ...

Gamma-ray Large Area Space Telescope. SLAC Scientific Policy Committee Meeting: May 12, 2001 ... Large Area Telescope (LAT) Design Overview. 16 towers modularity ...

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THE GEOCHEMICAL EVOLUTION OF GREATER THAN 100 MILLION YEARS OF SUBDUCTION-RELATED MAGMATISM, COAST PLUTONIC COMPLEX, WEST-CENTRAL BRITISH COLUMBIA - THE GEOCHEMICAL EVOLUTION OF GREATER THAN 100 MILLION YEARS ... Calculate the composition and size of residual assemblages created during batholith formation. ...

THE GEOCHEMICAL EVOLUTION OF GREATER THAN 100 MILLION YEARS ... Calculate the composition and size of residual assemblages created during batholith formation. ...

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We will utilize the observations and scientific discoveries of the GLAST mission to improve the understanding and utilization of science and mathematics concepts for grades 9-12. - Title: No Slide Title Author: Ruth Jennings Last modified by: Phil Plait Created Date: 7/19/1999 7:57:53 PM Document presentation format: On-screen Show

Title: No Slide Title Author: Ruth Jennings Last modified by: Phil Plait Created Date: 7/19/1999 7:57:53 PM Document presentation format: On-screen Show

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INTEGRAL 20 - 40 keV AGN Survey and Luminosity Function PowerPoint PPT Presentation

INTEGRAL 20 - 40 keV AGN Survey and Luminosity Function - NASA Goddard Space Flight Center, Exploration of the Universe Division & Joint Center for Astrophysics, ... public data, imager IBIS/ISGRI, 20 - 40 keV ...

NASA Goddard Space Flight Center, Exploration of the Universe Division & Joint Center for Astrophysics, ... public data, imager IBIS/ISGRI, 20 - 40 keV ...

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A burst of new ideas

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Is GRB050509b a genuine short? PowerPoint PPT Presentation

Is GRB050509b a genuine short? - Classification is done using the B parameter: B = Mc2/E ... E=1.48x1048erg ... E = 3.2 x 1049 erg EP-GRB = 2.1 x 1049. Second analysis ...

Classification is done using the B parameter: B = Mc2/E ... E=1.48x1048erg ... E = 3.2 x 1049 erg EP-GRB = 2.1 x 1049. Second analysis ...

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Space Exploration Through Partnerships - Space Exploration Through Partnerships

Space Exploration Through Partnerships

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GRB Physics in the Swift Era PowerPoint PPT Presentation

GRB Physics in the Swift Era - Title: Astronomy 103 Author: bing zhang Last modified by: Bing Zhang Created Date: 8/28/2004 6:47:00 PM Document presentation format: On-screen Show

Title: Astronomy 103 Author: bing zhang Last modified by: Bing Zhang Created Date: 8/28/2004 6:47:00 PM Document presentation format: On-screen Show

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Gamma Ray Bursts - Gamma Ray Bursts

Gamma Ray Bursts

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Gamma-Ray Bursts and Their Cosmological Use Dai Zigao Nanjing University Collaborators: Liang En-Wei, Xu Dong, Wang Fa-Yin - Title: PowerPoint Presentation Last modified by: Dai Zigao Created Date: 1/1/1601 12:00:00 AM Document presentation format: Other titles

Title: PowerPoint Presentation Last modified by: Dai Zigao Created Date: 1/1/1601 12:00:00 AM Document presentation format: Other titles

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The%20Two%20Faces%20of%20Iapetus PowerPoint PPT Presentation

The%20Two%20Faces%20of%20Iapetus - Site symmetry, Phoebe exogenic example. Favor endogenic model ... Probably not from Phoebe material. Strong evidence of some type of exogenic origin ...

Site symmetry, Phoebe exogenic example. Favor endogenic model ... Probably not from Phoebe material. Strong evidence of some type of exogenic origin ...

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Gamma Ray Burst Discoveries with Swift - Gamma Ray Burst Discoveries with Swift

Gamma Ray Burst Discoveries with Swift

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The Radio Afterglow produced by the Giant Flare from the Magnetar SGR 1806-20 PowerPoint PPT Presentation

The Radio Afterglow produced by the Giant Flare from the Magnetar SGR 1806-20 - The energy release in a single giant flare is of the order of the total ... Giant flares from extragalactic SGRs might explain short duration GRBs. ...

The energy release in a single giant flare is of the order of the total ... Giant flares from extragalactic SGRs might explain short duration GRBs. ...

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High energy Astrophysics PowerPoint PPT Presentation

High energy Astrophysics - High energy Astrophysics Mat Page Mullard Space Science Lab, UCL 11. Gamma-ray bursts

High energy Astrophysics Mat Page Mullard Space Science Lab, UCL 11. Gamma-ray bursts

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THE COSMIC RAYS PowerPoint PPT Presentation

THE COSMIC RAYS - Not via multi-step accelerations, (in situ, Fermi 1, 2 , shock ... Rather by single-step sweeping via corotating magnetic fields, ... Post-cursors (offset by ...

Not via multi-step accelerations, (in situ, Fermi 1, 2 , shock ... Rather by single-step sweeping via corotating magnetic fields, ... Post-cursors (offset by ...

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Gamma-Ray Bursts: Early afterglows, X-ray flares, and GRB cosmology Zigao Dai Nanjing University PowerPoint PPT Presentation

Gamma-Ray Bursts: Early afterglows, X-ray flares, and GRB cosmology Zigao Dai Nanjing University - Gamma-Ray Bursts: Early afterglows, X-ray flares, and GRB cosmology Zigao Dai Nanjing University Outline Shallow decay of X-ray afterglows Observations ...

Gamma-Ray Bursts: Early afterglows, X-ray flares, and GRB cosmology Zigao Dai Nanjing University Outline Shallow decay of X-ray afterglows Observations ...

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PHYSICAL CHARACTERIZATION OF ASTEROIDS PowerPoint PPT Presentation

PHYSICAL CHARACTERIZATION OF ASTEROIDS - Title: PowerPoint Presentation Author: Nikola Vitas Last modified by: Nikola Vitas Created Date: 8/3/2006 2:10:43 PM Document presentation format

Title: PowerPoint Presentation Author: Nikola Vitas Last modified by: Nikola Vitas Created Date: 8/3/2006 2:10:43 PM Document presentation format

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Terranes and Sutures - Terranes and Sutures

Terranes and Sutures

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Deflection Strategies Christine Lee, Eva LaDow, Natalie Henderson, Jen Gorson, Jesse Pitts PowerPoint PPT Presentation

Deflection Strategies Christine Lee, Eva LaDow, Natalie Henderson, Jen Gorson, Jesse Pitts - Maui, Hawaii. Status. Equipment. Name and location. References. Nuclear Based Strategies: ... Edward T.; Hut, Piet; Chapman, Clark R.. Scientific American, ...

Maui, Hawaii. Status. Equipment. Name and location. References. Nuclear Based Strategies: ... Edward T.; Hut, Piet; Chapman, Clark R.. Scientific American, ...

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Activities of and Prospective Issues before the Committee on Astronomy and Astrophysics Report by David Spergel, CAA Co-Chair PowerPoint PPT Presentation

Activities of and Prospective Issues before the Committee on Astronomy and Astrophysics Report by David Spergel, CAA Co-Chair - Activities of and Prospective Issues before the Committee on Astronomy and Astrophysics Report by David Spergel, CAA Co-Chair Disclaimer: These s represent a ...

Activities of and Prospective Issues before the Committee on Astronomy and Astrophysics Report by David Spergel, CAA Co-Chair Disclaimer: These s represent a ...

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The Zoo Of Neutron Stars - Title: 1 Author: polar Last modified by: PKSternberg Created Date: 3/4/2005 6:54:47 AM Document presentation format: On-screen Show Company

Title: 1 Author: polar Last modified by: PKSternberg Created Date: 3/4/2005 6:54:47 AM Document presentation format: On-screen Show Company

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Gamma-Ray Burst Early Afterglows PowerPoint PPT Presentation

Gamma-Ray Burst Early Afterglows - Gamma-Ray Burst Early Afterglows. Bing Zhang. Physics Department. University of Nevada, Las Vegas ... gamma-ray. UV/opt/IR/radio. Why is the early afterglow ...

Gamma-Ray Burst Early Afterglows. Bing Zhang. Physics Department. University of Nevada, Las Vegas ... gamma-ray. UV/opt/IR/radio. Why is the early afterglow ...

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Gamma Ray Bursts - Title: Jets in Gamma Ray Bursts Author: Shri Kulkarni Last modified by: Shri Kulkarni Created Date: 6/1/2005 12:17:41 PM Document presentation format

Title: Jets in Gamma Ray Bursts Author: Shri Kulkarni Last modified by: Shri Kulkarni Created Date: 6/1/2005 12:17:41 PM Document presentation format

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Swift Latest Results Torun 2005 PowerPoint PPT Presentation

Swift Latest Results Torun 2005 - John Nousek (Penn State University) ly Searching the Sky: The First Three Years of the ... 4 km. from Penn State campus. Flight Operations Team (FOT) ...

John Nousek (Penn State University) ly Searching the Sky: The First Three Years of the ... 4 km. from Penn State campus. Flight Operations Team (FOT) ...

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The Giant Flare From SGR 1806-20 and Its Aftermath PowerPoint PPT Presentation

The Giant Flare From SGR 1806-20 and Its Aftermath - Yosi Gelfand, Greg Taylor, Chryssa Kouveliotou, David Eichler, Yoni Granot, Enrico Ramirez-Ruiz, ... Swift out to 70 Mpc, tail to 10 Mpc - 1% - 20% of short ...

Yosi Gelfand, Greg Taylor, Chryssa Kouveliotou, David Eichler, Yoni Granot, Enrico Ramirez-Ruiz, ... Swift out to 70 Mpc, tail to 10 Mpc - 1% - 20% of short ...

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Presentazione di PowerPoint PowerPoint PPT Presentation

Presentazione di PowerPoint - 14:06:18. t-t0 (s) 11 ... 310.58 54.07 310.58 54.07 0.88 3600.00 180.00 -1.60 3600.00 1.83 180.00 2.00 2.00 3600.00 130.00 -1.93 3.00 180.00 2.30 3.00 180.00 -2.57 ...

14:06:18. t-t0 (s) 11 ... 310.58 54.07 310.58 54.07 0.88 3600.00 180.00 -1.60 3600.00 1.83 180.00 2.00 2.00 3600.00 130.00 -1.93 3.00 180.00 2.30 3.00 180.00 -2.57 ...

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Lecture 1 Isolated Neutron Stars. Intro. PowerPoint PPT Presentation

Lecture 1 Isolated Neutron Stars. Intro. - Neutron stars have been predicted in 30s: L.D. Landau: Star-nuclei (1932) anecdote ... (Landau) (Baade) (Zwicky) 4. Good old classics. The pulsar in the Crab ...

Neutron stars have been predicted in 30s: L.D. Landau: Star-nuclei (1932) anecdote ... (Landau) (Baade) (Zwicky) 4. Good old classics. The pulsar in the Crab ...

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The 2006 Explosion of the Recurrent Nova RS Ophiuchi PowerPoint PPT Presentation

The 2006 Explosion of the Recurrent Nova RS Ophiuchi - Padin et al (1985), Hjellming et al (1986), Porcas et al (1987), Taylor et al (1989) ... Swift X-ray Observations. Two components: ...

Padin et al (1985), Hjellming et al (1986), Porcas et al (1987), Taylor et al (1989) ... Swift X-ray Observations. Two components: ...

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GRBSN Science potentials for SONG PowerPoint PPT Presentation

GRBSN Science potentials for SONG - central photosphere internal external shocks. engine (shocks) (reverse) (forward) gamma-ray ... Diagnose the composition of the 'fireball' ejecta (Late ...

central photosphere internal external shocks. engine (shocks) (reverse) (forward) gamma-ray ... Diagnose the composition of the 'fireball' ejecta (Late ...

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??????????????? ???FMOS??????????? PowerPoint PPT Presentation

??????????????? ???FMOS??????????? - Title: Author: Tomonori Totani Last modified by: Created Date: 3/19/2004 4:44:39 AM

Title: Author: Tomonori Totani Last modified by: Created Date: 3/19/2004 4:44:39 AM

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Evolution%20of%20isolated%20neutron%20stars:%20young%20coolers%20and%20old%20accretors PowerPoint PPT Presentation

Evolution%20of%20isolated%20neutron%20stars:%20young%20coolers%20and%20old%20accretors - Evolution of isolated neutron stars: young coolers and old accretors Sergei Popov (SAI) Plan of the talk Magnetic rotator Evolution of neutron stars: rotation ...

Evolution of isolated neutron stars: young coolers and old accretors Sergei Popov (SAI) Plan of the talk Magnetic rotator Evolution of neutron stars: rotation ...

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Lecture 1 Isolated Neutron Stars. Intro. - Recent data Calvera et al. LOFAR Gravitational waves from INSs Recent LIGO results for PSRs GWs from young magnetars Detectability by advanced LIGO Magnetar ...

Recent data Calvera et al. LOFAR Gravitational waves from INSs Recent LIGO results for PSRs GWs from young magnetars Detectability by advanced LIGO Magnetar ...

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Space%20Cowboys%20Odissey:%20Beyond%20the%20Gould%20Belt PowerPoint PPT Presentation

Space%20Cowboys%20Odissey:%20Beyond%20the%20Gould%20Belt - Title: Close-by young isolated neutron stars (and black holes) Author: polar Last modified by: sergepolar Created Date: 4/1/2005 6:24:30 AM Document presentation format

Title: Close-by young isolated neutron stars (and black holes) Author: polar Last modified by: sergepolar Created Date: 4/1/2005 6:24:30 AM Document presentation format

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Clark R. Chapman PowerPoint PPT Presentation

Clark R. Chapman - Then, spectral and radiometric studies proliferated Asteroid Remote-Sensing Trying to Deduce Mineralogy Early progress: 1960s, 1970s First good UBV photometry, ...

Then, spectral and radiometric studies proliferated Asteroid Remote-Sensing Trying to Deduce Mineralogy Early progress: 1960s, 1970s First good UBV photometry, ...

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Cosmic X-ray Background with Swift/BAT: un update (and some new results) PowerPoint PPT Presentation

Cosmic X-ray Background with Swift/BAT: un update (and some new results) - BAT sample ... Swift (BAT and XRT) show HEAO-1 CXB wrong in shape (?!) Good agreement with INTEGRAL. BAT clusters show no non-thermal components (agreement ...

BAT sample ... Swift (BAT and XRT) show HEAO-1 CXB wrong in shape (?!) Good agreement with INTEGRAL. BAT clusters show no non-thermal components (agreement ...

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Peeking into the Early Universe - Peeking into the Early Universe

Peeking into the Early Universe

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Gamma Ray Bursts - Gamma Ray Bursts Shamelessly stolen from Chris Fryer s summer school lectures

Gamma Ray Bursts Shamelessly stolen from Chris Fryer s summer school lectures

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GSSC Report - GSSC Report David Band for the GLAST SSC

GSSC Report David Band for the GLAST SSC

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GLAST LAT Organization PowerPoint PPT Presentation

GLAST LAT Organization - M. Nordby, SU-SLAC. 4.1.1 Project Controls. T. Boysen, SU-SLAC. 4.1 Principal Investigator ... R. Johnson, UCSC. SLAC, Italy, Japan. 4.1.6 ACD. D. Thompson, ...

M. Nordby, SU-SLAC. 4.1.1 Project Controls. T. Boysen, SU-SLAC. 4.1 Principal Investigator ... R. Johnson, UCSC. SLAC, Italy, Japan. 4.1.6 ACD. D. Thompson, ...

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On the nature of the PowerPoint PPT Presentation

On the nature of the - On the nature of the. Long-duration radio transients. Eran Ofek. CALTECH. Collaborators: B. Breslauer, A. Gal-Yam, D. Frail, S.R. Kulkarni, P. Chandra, M. Kasliwal, ...

On the nature of the. Long-duration radio transients. Eran Ofek. CALTECH. Collaborators: B. Breslauer, A. Gal-Yam, D. Frail, S.R. Kulkarni, P. Chandra, M. Kasliwal, ...

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Statistics - Statistics Statistics is . . . . . making a silk purse out of a pig's ear, i.e. getting reliable results from data which is never quite as good as you hoped it was ...

Statistics Statistics is . . . . . making a silk purse out of a pig's ear, i.e. getting reliable results from data which is never quite as good as you hoped it was ...

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The NEO Impact Hazard: Cometary Component, and Recent Developments in Mitigation Strategies Duncan S PowerPoint PPT Presentation

The NEO Impact Hazard: Cometary Component, and Recent Developments in Mitigation Strategies Duncan S - BSG is the Australian subsidiary of Ball Aerospace & Technologies Corp, ... Lunar landings. Mass extinctions linked to impacts (e.g. Nininger, 1941; Urey, 1973; ...

BSG is the Australian subsidiary of Ball Aerospace & Technologies Corp, ... Lunar landings. Mass extinctions linked to impacts (e.g. Nininger, 1941; Urey, 1973; ...

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Gamma Ray Burst Overview - Gamma Ray Burst Overview

Gamma Ray Burst Overview

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Observational%20Test%20of%20Halo%20Model: PowerPoint PPT Presentation

Observational%20Test%20of%20Halo%20Model: - ?dm(r) = ?1h(r) ?2h(r) All physics can be decomposed ... http://www.ctio.noao.edu/~chrism/current/research/C4/dr3. The SDSS-C4 Galaxy Cluster Catalogue ...

?dm(r) = ?1h(r) ?2h(r) All physics can be decomposed ... http://www.ctio.noao.edu/~chrism/current/research/C4/dr3. The SDSS-C4 Galaxy Cluster Catalogue ...

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Polarization of Light: from Basics to Instruments in less than 100 slides PowerPoint PPT Presentation

Polarization of Light: from Basics to Instruments in less than 100 slides - Part I: Different polarization states of light. Light as an electromagnetic wave ... 17th 19th centuries: Huygens, Malus, Brewster, Biot, Fresnel and Arago, Nicol...

Part I: Different polarization states of light. Light as an electromagnetic wave ... 17th 19th centuries: Huygens, Malus, Brewster, Biot, Fresnel and Arago, Nicol...

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INSIGHTS INTO THE PALEOGEOGRAPHY OF LAURENTIA DERIVED FROM U-PB AGES OF DETRITAL ZIRCONS IN MESOZOIC STRATA OF THE COLORADO PLATEAU PowerPoint PPT Presentation

INSIGHTS INTO THE PALEOGEOGRAPHY OF LAURENTIA DERIVED FROM U-PB AGES OF DETRITAL ZIRCONS IN MESOZOIC STRATA OF THE COLORADO PLATEAU - Lower Jurassic fluvial facies displaying SSE-to-NNW paleocurrents contain DZ reflecting either mixture of East Mexico arc detritus with reworked eolian sand ...

Lower Jurassic fluvial facies displaying SSE-to-NNW paleocurrents contain DZ reflecting either mixture of East Mexico arc detritus with reworked eolian sand ...

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