Physics and Astronomy Colloquium Series

Listed below are the speakers that the Department of Physics and Astronomy have hosted recently as part of their Colloquium Series. The series was created to expose students and faculty to current areas of research outside of Sacramento State, as well as provide a means for our own students and faculty to share their research. Click on the titles to see the talks' abstracts (requires Acrobat Reader). Student talks are noted by a * and alumni talks are noted by a $.

Fall 2018 | Spring 2018 | Fall 2017 | Spring 2017 | Fall 2016

Spring 2016 | Fall 2015 | Spring 2015 | Fall 2014Spring 2014 | Fall 2013 | Spring 2013 | Fall 2012

Spring 2012 | Fall 2011 | Spring 2011 | Fall 2010Spring 2010 | Fall 2009 | Spring 2009 | Fall 2008

Spring 2008 | Fall 2007 | Spring 2007 | Fall 2006Spring 2006 | Fall 2005 | Spring 2005 | Fall 2004

Fall 2018

August 30, 2018
Dr. John Gillaspy

National Science Foundation
"How NOT to get a grant from NSF"

September 20
Prof. Helene Flohic
University of the Pacific
Observations of Supermassive Black Holes in Transition States

Friday, October 5
Natural Sciences and Mathematics Research Symposium
University Union Ballroom III
5:00PM - 7:00PM

October 11
Prof. Rae Robertson-Anderson
University of San Diego
Untangling the Mechanics of Entangled Biopolymer Composites

October 25
Dr. Laura McWilliams
California State Senate, Energy Policy Committee
"From Lasers to the Legislature"

Tuesday, October 30
Dr. John Estrada$
Sac State Physics Alumnus, Class of 1995
Head of eFX Trading at Credit Suisse
"Out of the Box, Physics in Finance"

November 1
Prof. Derek Kimball
California State University, East Bay
"Uncovering the Nature of Dark Matter with Magnetic Resonance Experiments"

November 15
*CANCELED: Will be rescheduled in Spring 2019*
Dr. Tammy Ma
Lawrence Livermore National Lab
Topic: National Ignition Facility

Tuesday, December 4
Sacramento State Physics Majors
"Senior Project Talks"
Dustin Johnson* & Christopher Garnier*

December 6
Sacramento State Physics Majors
"Senior Project Talks"
Danielle Taylor*, Gino Fabricante*, and Matthew Idler*

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Spring 2018

January 25, 2018
Dr. Ivan Dozov
Université de Picardie Jules Verne, France
"Twist-Bend Nematic Phase: Structure, Elasticity and Electric-Field Effects"

February 13, 2018
Dr. Matthew Harrington
University of Pennsylvania
"How Do Disordered Materials Flow?: 3D Imaging and Machine Learning"

February 15, 2018
Dr. Kyle Welch
University of Minnesota
"Toy Robots, Simulated Flocks, and Chaotic Waves: Emergent Behavior in Nonequilibrium Systems"

February 20, 2018
Mr. Paulo Costa
University of Nebraska - Lincoln
"How to Build a Nanomaterial -  Creating Molecular Electronics from the Bottom-up Using Building Blocks"

February 27, 2018
Prof. Steven Morgan
University of Minnesota, Morris
"Probing the Dynamics of Interacting Nuclear Spins in Solids"

March 1, 2018
Dr. Eliza Morris$
Sacramento State
"Creepy, crawly, and full of life!  Making Mechano-Cells at Sac State"

March 8, 2018
Prof. Andrew Wetzel
UC Davis
"Simulating the Universe, One Galaxy at a Time"

March 15, 2018
Mr. Eric Copenhaver
UC Berkeley
"Atom Interferometry with Lukewarm Lithium"

April 12, 2018
Prof. Xander Petersen
UC Merced
"Interdisciplinary Adventures in Complex Systems: from Physics to Management Science"

April 19, 2018
Dr. Sage Bauers$
National Renewable Energy Laboratory
"Designing Novel Heterostructures by Making Nano-lasagna: a Case Study in Thermoelectric Materials"

April 26, 2018
Prof. Katy Grimm
CSU East Bay
“Studying the Higgs Boson and Searching for New Particles at the Large Hadron Collider”

May 1, 2018
Senior Project Talks
Alexander Stafford*
"Performance and Operation of the Diamond Beam Monitor at the ATLAS Experiment"

May 3, 2018
Senior Project Talks
Mark Samuel Abbott*
"Optimizing the hh->bb𝜏𝜏tautau Analysis to Measure the Strength of the Tri-linear Higgs

May 8, 2018
Senior Project Talks
Joseph Mackin*
"Improving Liquid Crystal Displays Through Computer Modeling"
Micah Wofford*
"Modeling 3D Diamond Detectors for Future High-energy Experiments"

May 10, 2018
Senior Project Talk
Joseph Tax*
"Optical Recording of Phase Diffraction Gratings in Liquid Crystals with Polymers"

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 Fall 2017

September 7, 2017
Prof. Alexander Rudolph
Cal Poly Pomona
“Cal­Bridge and CAMPARE: Engaging Underrepresented Students in Physics and Astronomy”

September 14, 2017
Elizabeth Gabler*, Hila Swindell*, Andrew Fruneaux*, Juan Solorio* & Christian Patino-Rodgers*
"What I did last summer...."

September 28, 2017
Prof. Bin Liu
UC Merced
“Shape Up to Run – How Bacterial Motilities Impact Selective Cellular Morphologies”

October 12, 2017
Prof. William DeGraffenreid and Mary Ann Mort*
Sacramento State
Physics Careers and Entrepreneurship

October 26, 2017
Prof. John Rundle
UC Davis
"The Physics of Earthquakes and Markets"

November 9, 2017
Dr. Jason Williams
Jet Propulsion Laboratory
“The Cold Atom Laboratory: a facility for ultracold atom experiments aboard the International Space Station”

November 16, 2017
Armela Keqi
Sac State / UC Davis
"Hard X-ray Photoemission Spectroscopy (HXPS) of the Dilute Magnetic Semiconductor Ga1-xMnxP”

November 30, 2017
Senior Project Talk
Juan Solorio*
“Implementation of the FTK SoloRun Python Module in the Integration of the Fast TracKer (FTK) Trigger for the LHC”

December 7, 2017
Senior Project Talks
Maxwell Crosby*
"In Pursuit of an Isotherm! Finding the Isothermal Curve from the Adsorption of Nitrogen Gas on Jeweler's Rouge Powder (Iron III Oxide)"
Aleksandar Tadic*
“Development of a New Pressure Measuring Technique for Examining Pressure Gradients in Solid Helium”

> Top

 Spring 2017

February 7, 2017
Dr. Rodolfo Barniol Duran
Purdue University
"Following Astrophysical Jets from Birth to Glory"

February 9, 2017
Dr. Samantha Fonseca dos Santos
Drake University
"Electron and Photon Impact Induced Processes in Molecules"

February 14, 2017
Dr. Joshua Willis
Abilene Christian University
"Finding a Needle in a Haystack: LIGO's First Observations and Gravitational Wave Searches"

February 16, 2017
Dr. Kassahun Betre
Stanford University
"Spacetime Geometry from Quantum Graphity"

March 2, 2017
Prof. Sebastian Wachsmann Hogiu
McGill University and UC Davis
"Point of Care Technologies for Blood Testing"

March 16, 2017
Prof. Troy Topping
Sacramento State
 "Nanostructured Aluminum Alloys and their Composites"

March 30, 2017
Dr. John Ready
UC Davis Medical Center
 "Development of a Multi-knife-edge Slit Collimator for Prompt Gamma Ray Imaging during Proton Beam Cancer Therapy"

April 6, 2017
Prof. Monika Schleier-Smith
Stanford University
 "Seeking Fundamental Quantum Limits with Cold Atoms and Light"

April 20, 2017
Mr. Henry Garcia$

Pixar Animation Studios
Sacramento State Physics Alumnus
"To Infinity and Beyond"

May 4, 2017
Senior Project Talks
Anthony Asuega*
"Measuring Pressure in Cryogenic Systems with Piezoelectric Ceramics"
Mitchell Struck*
"Reducing the Gender Achievement Gap in College Science: A Classroom Study of Values Affirmation"

May 11, 2017
Senior Project Talks
Haley Marez*

"Development of a Fast Tracker Trigger (FTK) for the ATLAS Experiment at CERN"
Caleb Mosakowski*
"A Search for New Particle Decaying to Two Higgs Bosons at the ATLAS Experiment at CERN"

> Top

Fall 2016

September 1, 2016
Haley Marez *
, Leah Weston *, Aleksander Tadic *, Mary Ann Mort *, Caleb Mosakowski *
Sacramento State Physics Majors
"Want to Know What I Did Last Summer?"

September 8, 2016
Prof. Roger Freedman
University of California, Santa Barbara
"Physics of Flight"

Sept. 15, 2016
Dr. Wesley Frey
UC Davis McClellan Nuclear Research Center
"Introduction to Health Physics and the McClellan Nuclear Research Center (MNRC)"

Sept. 22, 2016
Mr. Thomas Scarry and Mr. Peter Helldorfer *

Sacramento State
"Demonstration Demonstration"

Oct. 6, 2016
Dr. Ching Lin
Sacramento State
"High Pressure NMR: the Exploration of the Hyperfine Coupling, and the Novel Design of Diamond Anvil Cell"

October 20, 2016
Ms. Valentina Prilepina
UC Davis 
"A Gateway into Conformal Field Theory"

October 27, 2016
Prof. Tobias Owen
University of Hawai'i
 "Exploring Jupiter with Juno"

December 1, 2016
Senior Project Talks

Peter Helldorfer *
"Development Process of a Low Cost High Accuracy Three-Axis Magnetometer Unit for Sensing Earth's Magnetic Field by Averaging Output of Several Magnetometer Microchips"
 Ashley Luiz

"Modeling of Tropomyosin Binding and Polymerization on Filamentous Actin"

December 6, 2016
Senior Project Talk

Mark Cratty *
"Hadamard's Method and the Heisenberg Subelliptic Laplacian"

December 8 2016
Senior Project Talks

Sergei Mistyuk *
"Computationally Modeling Microwave Superlenses"
Zakery Tridente-Bruns *
 "Exploring  Quantum Phase Transitions in SU(N) and SO(N) Models with Quantum Monte Carlo"

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Spring 2016

February 4, 2016
Prof. Ribhu Kaul
University of Kentucky
"The Quantum Phases of Matter" 

February 11, 2016
 Prof. Michael Ray
Sacramento State
"Dirac Monopoles in a Bose-Einstein Condensate"

February 18
Prof. Ted Dezen
University of San Diego
 "Accreting Black Holes in the High Energy Universe"

February 25
Prof. Lynn Cominsky
Sonoma State University
"Gravitational Waves from Merging Black Holes"

 March 3
Dr. Ted Baumann
Lawrence Livermore National Laboratory
"Advanced Foam Architectures for Energy Applications"

April 14
Prof. Bob Jacobsen
University of California, Berkeley
 "The LUX & LZ Experiments - Not finding dark matter (yet"

April 21
Prof. Ryan P. Smith
CSU East Bay
"Fast and Small: Ultrafast Spectrocopy of Nanoscale Materials"

April 28
Mr. Christopher Jackson $
 Hanson McClain Advisors
"Building a Mani-fold and Robust Career Founded on the Physics Bachelor of Science Degree"

May 5
Senior Project Talks

Roberto Gomez *
"Performance of the Diamond Beam Monitor at ATLAS"
Anthony Hooper *
"Exotic Higgs Decays: The Search for a New Particle"

May 12
Senior Project Talks

Ethan Low*
"Quantum Monte Carlo Simulation of Heisenberg Spins on an Isotropic 3D Lattice"
Adam Lam
"Measurements of Color Coordinates"
 Eric Carmi*
"Focusing Acoustic Waves"

> Top


Fall 2015

September 17
Prof. Anne White
Massachusetts Institute of Technology
"Nuclear fusion: Energy technology development with tantalizing potential to completely redefine the world’s energy supply system"

September 24
Robert Barchfeld $
UC Davis
"Plasma Diagnostics for Fusion Reactors"

October 8
Sandeep Giri
"Lessons Learned in the Industry by a Physics Major"

October 15
College of Natural Sciences and Mathematics
Undergraduate Research Reception

October 22
Prof. Chad Orzel
Union College
"High Precision, Not High Energy: Looking for Exotic Physics Using Atoms and Molecules"

October 29
Prof. Jing Xu
University of California, Merced
 "(The road to) Better Living through Biophysics"

November 5
Prof. William DeGraffenreid
Sacramento State
"Careers Toolbox: Information and Tips from AIP Regarding Careers with a Physics Degree"

November 12
Prof. Thomas Targett
Sonoma State
"Coupled Black-Hole and Galaxy Growth or: How I Learned to Stop Worrying and Love Super-Massive Singularities"

November 19
Alexandra "Sasha" Asghari $
UC Berkeley
"Neutron Detection and Nuclear Security: A Better Way to Find Nuclear Weapons Materials"

 December 3, 2015
Senior Project Talk

Joshua Reinheimer *
"Deriving the Ionic Electrostatic Potential of Metallic Nanowires"

 December 10, 2015
Senior Project Talks

 Taylor Simpson *
"Characterizing The Properties of a Vector Network Analyzer For Use In Experiments to Study Metamaterial Lenses"
Christopher Strawn *
"Prediction of the Z Prime for Proton-proton Collisions at sqrt(s) = 13 TeV"

> Top

Spring 2015

February 5, 2015
Dr. Seth Hillbrand
Sacramento State
"Sub-millimeter Cosmology and the Origins of the Universe"

February 10, 2015
Dr. Michael Ray
Union College
"The Super World of Superfluids"

February 12, 2015
Dr. Nathan Dawson
Case Western Reserve University
"Manipulating Light with Organics: Emitters, Harvesters, and More..."

February 26, 2015
Dr. Zachary Smith
UC Davis
"Measure Smarter Not Harder:  Optical Instrumentation for Measurement of Human Blood"

March 3, 2015
Dr. Tia Miceli
New Mexico State
"Uncovering Neutrino Mysteries using Liquid Argon"

March 5, 2015
Dr. Mikkel Jensen
Harvard University
"Probing Mechanics of Intracellular Networks Using Model Systems"

March 12, 2015
Dr. Samantha Fonseca
UC Davis
"Imaging the Structure of Molecules Using Molecular Frame Photoelectron Angular Distribution (MFPADs)"

April 2, 2015
Dr. Nicolas Douguet
UC Davis
"Electron-impact Induced Chemistry in Plasmas, Astrophysics and Biophysics"

April 9, 2015
Senior Project Talks
Sacramento State

Thor Barrera *
"The Dynamic Theory of Reluctance Accelerators"
Robby Beard *
"Experiment and Design of a Reluctance Accelerator"

April 16, 2015
Prof. Jennie Guzman
California State University, East Bay
"Search for Violations of the Spin Statistics Theorem with Ultra-cold Strontium Atoms"

April 23, 2015
Curtis Castrapel $
Henry Garcia $
Pixar Animation Studios
Vickie Brandt $
Radiological Health Branch (State of CA)
Alumni Industry Panel

May 7, 2015
Senior Project Talks
Sacramento State

Elizabeth Keys *
"Projectile Retarding Forces in Ballistic Gelatin by Analysis of High Speed Video: Analyzing Four Standard Load .357 SIG Rounds"
Christopher Keys *
"Designing and Constructing Antenna Scanners for Use in Microwave Metamaterial Experimentation"

May 14, 2015
Senior Project Talks
Sacramento State

Garrett Thompson *
"Implementing an Alternative to the Standard Homework Model"
John Wilson *
"Study of the Initial Spin Distribution of Neutron Stars"
Sean Nuttall *
"Monte Carlo Simulations of the Specific Heat, Magnetic Susceptibility, and Critical Temperature of a Nearest Neighbor Classical Ising Model on the Square Lattice"

> Top


Fall 2014

Sept. 11, 2014
Prof. Galen Pickett
CSU Long Beach
"Social Physics at CSU Long Beach"

Sept. 25, 2014
Dr. Eliza Morris $
Harvard University
The Cytoskeleton and Polymer Model Systems"

Oct. 2, 2014
Dr. Mikkel Jensen
Harvard University
“Measuring Intracellular Mechanics with Laser Tweezers”

Oct. 16, 2014  
Dr. Michael Foss-Feig
University of Maryland / NIST
"Ultracold Atoms Far From Equilibrium"

Oct. 30, 2014
Prof. Douglas Osheroff
Nobel Laureate, Stanford University

"How Science Changes Our Lives"
Nov. 6, 2014
Dr. Timothy E. Eastman
NASA Goddard

Nov. 13, 2014
Dr. Kyle Watters
Sac State University
"Neutron Stars: Indisputably the Most Interesting Objects in the Universe"

Dec. 4, 2014
David Nisson
UC Davis
"Topological Insulators: the next generation of materials"

Dec. 11, 2014
Senior Project Talks
Sacramento State
Ryan Voss *
"Paranematic Ordering Induced by Polymer Fibrils in the Isotropic Phase of Nematic 5CB Liquid Crystals"
Jessica Phillips *
"Sacramento State SRT"

> Top


Spring 2014

February 4, 2014
Dr. George Moschelli
Norwich University
"Relativistic Heavy Ion Collisions: Modeling Quark-Gluon Plasma"

February 11
Dr. Ryan Wilson
National Institute of Standards and Technology
"Exploring Quantum Many-Body Physics with Cold Dipolar Atoms"

February 13
Dr. Brian Kolb
Massachusetts Institute of Technology
"Understanding and Engineering Advanced Materials via Computation"

February 18
Dr. Paul Nerenberg
W. M. Keck Science Department, Claremont Colleges
"Balancing the Energy Scale of Biomolecular Simulations"

February 20
Dr. Matthew Block
Northern Kentucky University
"Computational Studies of Many-Body Magnetic Models"

March 13th
Dr. Jason Ybarra $
Instituto de Astronomía, Universidad Nacional Autónoma de México
"Spitzer IRAC Analysis of Extended Emission in Star Forming Regions"

April 8th
Dr. Jahred Adelman
Yale University
"Connecting the top quark and the Higgs boson: A new era of exploration at ATLAS and the LHC"

April 10th
Dr. Joshua Moss
Ohio State University
"Unlocking nature's secrets at the LHC: Results from the ATLAS Detector at CERN"

April 17th
Dr. Christopher Marino
University of Victoria
"Searching for New Particles at the ATLAS Experiment of the LHC"

May 13
Senior Project Talk
Sacramento State
Jamison Blanchard *
"A Study of the Backgrounds for Low-Mass Dark Matter in the Large Underground Xenon Experiment"

May 15
Senior Project Talks
Sacramento State
Aaron Chan *
"Developing an Inquiry Based Introductory Physics Lab"
Brandon Bentley *
"Simulation of Dynamic Friction in Fortran"

> Top

Fall 2013

September 5
Ms. Amy Jones
University of Austria, Innusbruk
Sacramento State Alumna

"An Advanced Scattered Moonlight Model (aka Life After Sac State)" 

September 19
"Summer Research Activities/Opportunities for Student Research"

October 3
Prof. Zhigang Chen
San Francisco State University
"Trapping and Manipulation of Beads and Bacteria"

October 10
Prof. Shirley Chiang
UC Davis
"'Seeing' Atoms, Molecules, and Surface Structure"

October 17
Prof. Jing Xu
UC Merced
"Tuning Multiple Motor Travel via Single Motor Velocity"

October 31, 2013
Dr. Mark Stoyer
Lawrence Livermore National Laboratory
"Nuclear Alchemy:  The Sorcery of Making New Elements and the Quest for the Island of Stability"

November 21
Dr. Barbara Jones
IBM Almaden
"A Perspective on the Future of Nanotechnology"

December 5
Prof. Kevin Mitchell
UC Merced
"Burning Invariant Manifolds: Dynamical Barriers in Fluid Flows"

December 10
James Potts *
Senior Project Talk
Sacramento State
"Simulated Annealing, Examination and Comparison of Axially Symmetric and Non-Axially Symmetric Metal Nanowires"

December 12, 2013
Senior Project Talks
Sacramento State

Alexander Weaver *
"A Semi-Empirical Computational Model of Gas-Phase Thermal-Fluid Behavior and Signal Response for a Flame Ionizationi Detector"


Glenford Kennedy *
"An Investigation into the Effects of Teamwork on Student Understanding in Introductory Physics"

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Spring 2013

February 14, 2013
Joshua Frye *
Senior Project Talk
Sacramento State
"A Monte Carlo Simulation of Compton Suppression for Neutron Activation Analysis"  

February 21
Evelyn Grevelink*
Senior Project Talk
Sacramento State
"Demonstrating the Quantum Nature of Light"

March 7
Prof. Marusa Bradac
UC Davis
"The Dark Side of the Universe"

March 14
Prof. Leslie Atkins
CSU Chico
"Developing Scientific Writing: Curriculum and Classrooms to  Support Science Literacy"

March 21
Dr. Uwe Bergmann
Stanford Linear Accelerator Center
"LCLS – The New X-Ray Laser at SLAC"

April 4
Dr. Alfonso Davila
"Water and Life in the Solar System"

April 11
Prof. Sayantani Ghosh

UC Merced

"Towards Designing Nanostructure Superlattices in Liquid Crystal Matrices"

April 18
Dr. Charles Clark
National Institute of Standards and Technology
"The Other World Seen by Animals"

April 19
Prof. Natalie Batalha
NASA Ames / San Jose State University
"Beyond the Cradle: Kepler's Search for New Worlds"

May 2
Mark Kerfoot $
UC Merced
"Exploring Quantum Mechanics with Artificial Atoms and Molecules"

May 16
Angela Galvez *
Senior Project Talk
Sacramento State
"Measurement of the Anchoring Energy and Pretilt Angle for Liquid Crystal Molecules on Strongly and Weakly Rubbed Polyimide"

Andrew Lozano *
Senior Project Talk
Sacramento State
"Construction of an XY-Scanner for the Measurement of Electromagnetic Waves Lensed by a Double-Negative Medium"

> Top


Fall 2012

September 6, 2012
Summer Research Project Reports by Physics Majors

Sacramento State
Thor Barrera* and Robby Beard* - "Linear Reluctance Accelerator Progress and Future Goals"
Kevin Columna* - "Automation and Instrumentation in the Lab"
Joshua Frye
* - "Simulation of Compton Suppression for Neutron Activation Analysis"
Evelyn Grevelink
* -
"Observing the Quantum Nature of Light in the Undergraduate Laboratory"
Andrew Lozano
* -
"Preliminary Designing for Experiments on Metamaterials"

September 13, 2012
Physics Faculty
Sacramento State
"Opportunities for Student Projects"

September 20, 2012
Prof. Gabriel Orebi Gann

UC Berkeley

"Here Be Dragons:  the Solar Neutrino Problem & Other Mysteries"

September 27, 2012
Prof. Nicholas Curro

UC Davis

"Exploring Electron Correlations at the Nanoscale with Nuclear Magnetic Resonance"

October 4, 2012
Dr. Nima Mesgarani

UC San Francisco

"Mechanisms of Selective Hearing in the Human Auditory Cortex"

October 18, 2012
Prof. Hossein Partovi
California State University, Sacramento
"What is the Higgs Boson aka the "God Particle"?

October 25, 2012
Prof. Maxwell Chertok
UC Davis
"The Higgs Boson Discovery: Tiny and Enormous Science in Collision"

November 1, 2012
Dr. J. Ruben Martinez
California State University, Sacramento
"Luis Alvarez and the Culture of High Energy Physics"

November 29, 2012
Prof. Troy Carter


"Taming Turbulence in Magnetic Plasmas"

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Spring 2012

February 2, 2012
Prof. Joseph Barranco
San Francisco State University
Planet Embryos in Vortex Wombs

February 16, 2012
Prof. Jay Sharping
UC Merced
Fiber-Based Dual-Beam Optical Trapping System for Studying Lipid Vesicle Mechanics

March 1, 2012
Prof. Monika Kress
San Jose State University
Meteorites and the Origin of the Solar System

March 8, 2012
Ingrid Neumann
Sacramento State,
UC Davis PhD Candidate

Vortices in Superfluid Helium

March 15, 2012
Dr. Ivan Dozov
Université de Picardie Jules Verne, France
Giant Electric Field-induced Orientational Order in Isotropic Aqueous Colloidal Suspensions of Clay Particles

March 29, 2012
Prof. Eric Brown
UC Merced
Organized Flow Structures in Turbulence

April 12, 2012
Prof. Jason Nielsen
UC Santa Cruz
Searches for New Particles at the Large Hadron Collider

April 26, 2012
Benjamin Topham $
Princeton University, Sacramento State Alum
Molecular Potentials in Organic Thin Films

May 10, 2012
Randy Laforteza*
Sacramento State
Senior Project Talk
Stimulation by Simulations

Demetri Papamichalis*
Sacramento State
Senior Project Talk
Numerical Modeling of Flexo‐Electric Deformation in Nematic Liquid Crystals with Zero and Negative Anisotropy of Dielectric Permittivity in the Presence of the Transverse Electric Field

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Fall 2011

September 8, 2011

Sage Bauers*
Sasha Moskaleva*
Angela Galvez*
Thor Barrera*
Robby Beard*
Sacramento State
Summer Research Activities

September 15, 2011
Sac State Physics and Astronomy Faculty
Sac State
Opportunities for Student Projects

September 22, 2011
Prof. Frederick Ringwald
Fresno State
Astrophysics Research at Fresno State's Station at Sierra Remote Observatories

September 29, 2011
Dr. James Landry
UC Davis
Optical Biosensing: Using Polarized Light to Map the Machinery of Life

October 6, 2011
Prof. Gergely Zimanyi
UC Davis
The Physics of Sustainability: The Solar Challenge

October 13, 2011
Prof. Anne Kelley
UC Merced
Single Molecule Spectroscopy

October 20, 2011
Prof. Manuel Calderón de la Barca Sánchez
UC Davis
The Bottom Line on Heavy-ion Collisions

November 3, 2011
Prof. Joel Fajans
UC Berkeley
How to Create and Trap Antihydrogen

November 10, 2011
Dr. Robin Evans $
Sac State Alumnus
JUNO: It's a long road to Jupiter

November 17, 2011
Prof. Leonardo Senatore
Stanford University
Exploring the Beginnings of the Universe

Sage Bauers *
Sacramento State
Senior Project Talk 
Cavity Ring-Down Spectroscopy and the Effects of Mixing Parameters on the Optical Qualities of Aerosols

> Top

Spring 2011

February 3, 2011
Prof. Marusa Bradac
UC Davis
"Physics of California"

February 10, 2011
Prof. Dong Yu
UC Davis
"Nanostructure Solar Cell"

March 10, 2011
Prof. Lloyd Knox
UC Davis
"Sound Waves at the Edge of the Observable Universe"

March 17, 2011
Prof. Chris Cappa
UC Davis
"Measuring Ship Emissions: Implications for Global Climate and Regional Air Quality"

April 7, 2011
Dr. Andrew Pohorille
NASA Ames Research Center
"Is Water Necessary for Life?"

April 14, 2011
Dr. Peter Graham
Stanford University
"Fundamental Physics with Atomic Interferometry"

April 21, 2011
Prof. Alexander (Sasha) Sher
UC Santa Cruz
"Exploring Neural Function, Structure, and Development" 

April 28, 2010
Henry Garcia $
Pixar Animation Studios
Sacramento State Alumnus, Class of 2005
"From Physics to Pixar: How Physics Applies to a Career in Computer Animation"

May 12, 2011
Arthur "AJ" Sisneros *
Sacramento State
Senior Project Talk 
"The Effect of Math Skills in the Physics 5A Course"

Charles Dresser *
Sacramento State
Senior Project Talk 
"Neutron Activation Analysis: A Study of Radioactive Contaminants in Materials"

German Valencia *
Sacramento State
Senior Project Talk 
"The Effects of Group Density on the Evolution of Galaxies"

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Fall 2010

September 9, 2010
Ms Sasha Moskaleva *
Mr Charles Dresser *

Sacramento State
"Summer Research Experiences

September 16, 2010
Prof. David Wittman
UC Davis
"Massive Sky Surveys in the Coming Decade"

September 23, 2010
Prof. William DeGraffenreid
Sacramento State
"The LASER at 50"

October 7, 2010
Dr. Lorin Benedict
Lawrence Livermore National Laboratory
"Predicting Properties of Matter at High Pressures and Temperatures"

October 21, 2010
Dr. Kirill Filimonov
UC Berkeley
"Searching for Cosmic Neutrinos with a Cubic Kilometer of Ice"

October 28, 2010
Prof. Christopher Taylor
Sacramento State
"Astrobiology: the Old and the New in the Search for Extraterrestrial Life"

November 4, 2010
Prof. William Phillips
Nobel Laureate
University of Maryland
National Institute of Standards and Technology 
"Spinning atoms with light:  a new twist on coherent deBroglie-wave optics" 

November 18, 2010
Ms Eliza Morris $
"Motion in Cytoskeletal Networks"
Harvard University

December 9, 2010
Ms Sasha Moskaleva *
Sacramento State
Senior Project Talk 
"Investigation of the Resistive MicroMegas Muon Detectors"

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Spring 2010

February 11, 2010
Prof. Chris Fassnacht
UC Davis
"Measuring the Universe with Gravitational Lenses"

February 18, 2010
Prof. Joan Ogden
UC Davis
"Prospects for Hydrogen Energy"

February 25, 2010
Prof. Doug Osheroff
Nobel Laureate
Stanford University 
"How Advances in Science Are Made"

March 18, 2010
Prof. Christopher DeVries
California State University, Stanislaus
"The Simple Model: Fitting analytic solutions of the equation transfer to observations reveals infall rates for star-forming molecular clouds"

April 8, 2010
Prof. Gibor Basri
UC Berkeley
"The Search for Earth-Sized Planets around Other Stars"

April 15, 2010
Dr. Anne Metevier
Sonoma State University
"Cultivating Scientist and Engineer Educators"

April 22, 2010
Mr. Joe DeWitt
Raytheon Vision Systems
Sacramento State Alumnus

"Physics in the Real World but first, what is REALITY?"

April 29, 2010
Prof. John Conway
UC Davis
"The Hunt for the Higgs Boson"

May 6, 2010
Brandon Ausmus *
Sacramento State
Senior Project Talk 
"Monte-Carlo Simulation of Atomic Motion and Simulated Annealing of Metal Nanowires"

Matt Pedri *
Sacramento State
Senior Project Talk 
"LabVIEW Based Load Sensing and Balancing System for a Wind Turbine"

May 13, 2010
Paulo Lopes *
Sacramento State
Senior Project Talk
"Brown Dwarfs in the Deep Lens Survey" 

Darren Steele *
Sacramento State
Senior Project Talk 
"Synthesis of Samarium Cobalt Nanoblades" 

> Top

Fall 2009

September 17, 2009
Mr. Bret Polopolus *
Mr. James Macdougall *
Sacramento State
Summer Research Experiences

October 8
Prof. Eric Ayers
Chico State
"Using the Arduino Microcontroller
in Undergraduate Labs"

October 15
Prof. Michael Riordan
UC Santa Cruz
"From Bell Labs to Silicon Valley:
A Saga of Technology Transfer 1954-61"

October 22
Dr. Ryan Baumbach
UC San Diego
"Search for New Physics in New Materials"

November 5
Ms. Theresa Mulder $
UC Davis
"Predicting Amplitude and Phase Noise of Modelocked Lasers from the Pump Noise Power Spectrum"

November 19
Prof. Linda Hirst
UC Merced
"Self-Assembly of Soft Systems: Research at UC Merced"

December 10, 2009 
Mr. Joseph Apicella *
Sacramento State
Senior Project Talk 
"Calculation of the Inclincation Angle for the Liquid Crystal Molecules in Liquid Crystal Cells with Planar Boundary Conditions" 

Mr. Bret Polopolus *
Sacramento State
Senior Project Talk 
"Comparison of Deflection of Protons in the Ideal and the Fringe-field Capacitor"

> Top

Spring 2009

February 26, 2009
Prof. William DeGraffenreid
Sacramento State
"Scientific Professionalism: A Discussion"

March 19, 2009
Prof. Erik Helgren
California State University, East Bay
"Magnetism and Optical Properties of Doped Semiconductors"

March 26, 2009
Prof. Natalie Batalha
San Jose State University
"Kepler's Hunt for Habitable Planets"

April 9, 2009
Prof. Ivan I. Smalyukh
University of Colorado
"Contact-free Optical Manipulation of Micro- and Nano-sized Objects Using Holographic Laser Tweezers"

April 16, 2009
Dr. Stefano Marchesini
Lawrence Berkeley National Laboratory
"Imaging with X-ray Lasers"

April 23, 2009
Dr. Don Correll
Lawrence Livermore National Laboratory
"The Education-Research Continuum - 
Forty Years as a Physicist"

April 30, 2009
Mr. Stephen Conley $
UC Davis
"Do I Believe in CLAW?"

May 7, 2009
Mr. Robert Barchfeld
Sacramento State
Senior Project Talk
"Photometric Redshifts with Artificial Neural Networks"

May 12, 2009
Ms. Jennifer Skelly
Sacramento State
Senior Project Talk
"Observation of a Flexoelectric Deformation in Liquid Crystalline Fluids with Zero Anisotropy of Dielectric Permittivity"

Ms. Lisa Heldreth *
Sacramento State
Senior Project Talk 
"Observation of Light Interference and Fresnel Diffraction and Measurement of Light Intensity in Diffraction and Interference Patterns"

May 14, 2009
Mr. Sean O'Brien
Sacramento State
Senior Project Talk
"A Study of Infrared Properties of Dwarf Galaxies in the Virgo Cluster"

Mr. James Macdougall *
Sacramento State
Senior Project Talk 
"A Visible Light Testbed for the Advancement of EUV Lithographic Mask Inspection"

> Top

Fall 2008

Oct. 9, 2008 
Dr. Steven Dazeley
Lawrence Livermore National Laboratory
"Neutrino Physics: Becoming More Real?"

Oct. 30
Dr. Stefan Finsterle
Lawrence Berkeley National Laboratory
"Nuclear Waste Disposal at Yucca Mountain"

Nov. 6
Prof. Yongsheng Gao 
Fresno State University
"Road to Discovery of ATLAS/LHC"

Nov. 13
Dr. Wim Leemans
Lawrence Berkeley National Laboratory
"High Energy Particle Accelerators That Can Fit On a (Large) Tabletop By Using Lasers"

Nov. 20
Prof. Helen Quinn
Stanford Linear Accelerator Center
"The Mystery of the Missing Antimatter"

Dec. 4
Mr. James Macdougall and Sac State Physics Faculty
Sacramento State 
"Summer Research Opportunities"

> Top

Spring 2008

Feb 28, 2008
Dr. Uwe Bergmann
Stanford Linear Accelerator Center
"Secrets in the Ancient Goatskin: X-rays Reveal Oldest Writings of Archimedes"

March 6, 2008
Prof. Douglas Singleton 
Fresno State
" Hawking/Unruh Radiation Made 'Easy' "

March 27, 2008
Mr. Michael Fulton 
Ion Beam Optics, Inc.
"From Deep Space to Earth: Photovoltaic Concentrators Impact the Future of Terrestrial Solar Energy Production"

April 10, 2008
Dr. Vera Margoniner
Sacramento State
"Online Resources for Learning and Teaching Physics"

April 17, 2008 
Dr. Vera Margoniner 
Sacramento State 
"Sky Surveys of the Next Decade"

April 24 , 2008
Prof. Tom Cahill 
UC Davis 
"Asian Aerosol Impacts on the Global Climate"

May 1, 2008
Prof. Ken Wharton
San Jose State University
"Time Symmetry vs. Quantum Mechanics"

May 8, 2008
Mr. Philip R. Jackson *
Sacramento State 
Senior Project Talk
"Preparing LabView for a Journey with Audio Cables" 

Mr. Mark Henshaw *
Sacramento State 
Senior Project Talk
"Addressing the 9-Body Problem: A Computer Simulation"

May 15, 2008
Mr. Alexander I. Clontz *
Sacramento State 
Senior Project Talk 
"Fiber Optics in Modern Technology" 

Mr. Mark Kerfoot *
Sacramento State 
Senior Project Talk 
"Three-Prism Laser Guiding Optimization"

> Top

Fall 2007

Sept. 27, 2007 
Prof. Anne Myers Kelley 
UC Merced 
Resonance Raman and related spectroscopies in chemical physics and analytical chemistry "

Oct. 18
Prof. Lori Lubin 
UC Davis 
Understanding Cluster Formation and Galaxy Evolution...ORELSE "

Nov. 8
Prof. Ali Shakouri 
UC Santa Cruz 
"Nanoscale Devices for Thermo-electric Energy Conversion"

Nov. 15
Dr. Donald S. Bethune 
IBM Almaden Research Center 
Carbon and Metals: A Path to the Discovery of Single-wall Carbon Nanotubes "

Nov. 20
Ms. Heidi Poppelreiter $
NASA Johnson Space Center 
" 'Houston, We Have a Problem...': An Inside Look at NASA Flight Control "

Nov. 27
Mr. Joshua French *
Sacramento State 
Senior Project Talk
"Did You Hear That?: Adventures in Hypersonic Sound"

Dec. 4
Dr. Matthew Mewes 
Marquette University 
"Testing the Limits of Relativity" 

Dec. 6
Dr. Jérôme Bürki
University of Arizona
"How Come Metal Nanowires are Stable at all?" 

Dec. 11
Dr. Scott Yost
Princeton University
"Precision Physics at the Large Hadron Collider (LHC) "

Dec. 13
Dr. Cynthia Trevisan
UC Davis
"A Brief Introduction to Electron-Driven Chemistry and the Exploration of the Dynamics of Biological Molecules"

Dec. 18
Dr. Vivek Aji
UC Riverside
"Condensed Matter Theory: A High Tc Perspective"

Dec. 20
Dr. Julian Velev
University of Nebraska
"Giant Magnetoresistance and Related Phenomena"

> Top

Spring 2007

Feb. 8, 2007
Prof. William DeGraffenreid
Sacramento State
"Structure of lithium: what we looked for, what we found, what we discovered en route, and what we discovered looking back"

Feb. 15 
Dr. Piero Nicolini
University of Trieste, Italy
"Breaking News About Radiating Black Holes"

Feb. 20
Dr. Kevin Whittlesey 
OSA Congressional Fellow
Office of Rep. Dorris Matsui

"From the Laboratory to Capitol Hill: Opportunities and Challenges at the Interface of Science and Public Policy"

Feb. 22
Prof. Jay Sharping
UC Merced
"Pushing the Limits of Glass…Fiber-based Sources and Devices"

March 1 
Prof. Lee Sawyer
Louisiana Tech 
"Detectors for Current and Future Colliders"

March 8 
Dr. Chris McCarthy
San Francisco State University
"Extrasolar Planets and Brown Dwarfs"

April 5 
Dr. Chris McKay
NASA Ames Laboratory 
"Latest Results from Titan: Still Trying to Unravel the Puzzles from the Huygens Probe"

April 19
Prof. Niels Gronbech-Jensen
UC Davis 
"Phase-locking and Transients - Macroscopic Quantum Behavior in Josephson Systems"


April 26 
Dr. Robin Evans $
Jet Propulsion Laboratory 
"Things That Go Bump in the Night"

May 3 
Prof. Gary Shoemaker 
Sacramento State 
"Exploring the "Poor-man's" Superlens"

May 17
Ms. Vickie Brandt *
Sacramento State 
Senior Project Talk

> Top

Fall 2006

Sept. 7, 2006
Mr. Kris Karas and Mr. Rob Custodio * 
Sacramento State
"Summer Research Talks"

Sept. 14
Mr. Joshua Kline and Mr. Zhuo Huang *
Sacramento State
"Summer Research Talks"

Sept. 21
Dr. Claia Bryja
City College of San Francisco
"Observations of the 'Black Drop Effect' During the 2004 Transit of Venus: A Travel Adventure in Astronomy"

Oct. 5
Dr. Jeff Neaton
Lawrence Berkeley National Lab
"Theory and Simulation of Electrical Transport at the Nanoscale"

Oct. 19
Ms. Stella Offner
UC Berkeley, Department of Physics 
"Numerical Studies of Star Formation"

Nov. 2
Prof. Thomas Rossing
"Physics of Percussion Instruments, Old and New"

Nov. 9 
Sac State Faculty
Sacramento State
"Student Research Opportunities at Sac State"

Nov. 30
Mr. Jason Ybarra $ 
Sacramento State and San Francisco State
"Pushing the Envelope - with Precessing Jets"

Dec. 14
Mr. Chris Parmelee, Mr. Jonathan Foster, 
& Ms. Brigitte Ciobanu
Sacramento State 
Physics Seminar Talks

> Top

Spring 2006

Feb. 9, 2006
Prof. Alex Cronin
University of Arizona
"van der Waals Forces on Atom Waves"

Mar. 2,
Prof. Rena Zieve
UC Davis
"Energy Loss and Vortex Reconnection in Superfluid Helium"

Mar. 23
Dr. Michael Wickett $ 
Lawrence Livermore National Lab
"Global Climate Modeling of the Effects of Human Activities on the Environment"

Apr. 6
Prof. Brian Kolner
UC Davis
"Femtosecond Lasers for Precision Time/Frequency Metrology and the Influence of Pump Noise"

Apr. 13
Prof. Chris Taylor
Sacramento State
"Galaxy Formation in a Cosmic Blender: Tidal Dwarf Galaxies and Molecular Gas in Stephan's Quintet"

Apr. 20
Dr. Peter Frinchaboy $ 
University of Virginia
"Tracing Local Dark Matter: New Findings from the Galactic Halo"

May 9
Mr. Ben Topham and Mr. Jon Villalva *
Sacramento State 
Physics Seminar Talks

May 11
Mr. Jason Forrest and Mr. Kris Karas *
Sacramento State
Physics Seminar Talks

> Top

Fall 2005

Sep. 29, 2005
Prof. Shirley Chiang
UC Davis 
"High Resolution Surface Microscopy of Chemical Reactions and Phase Transitions"

Oct. 6
Dr. Hashem Akbari 
Lawrence Berkeley Lab 
"Cooling the Cities to Reduce Energy Use and Improve Urban Air Quality"

Oct. 20
Dr. Kurt Woschnagg
UC Berkeley
"Extreme Neutrinos: Using a Cube of 50,000-year-old South Pole Ice to Peer into Space"

Nov. 3
Dr. Tatiana Sergan 
Sacramento State 
"High-performance Active Liquid Crystalline Shutters For Stereo Computer Graphics and Other True 3D Technologies"

Nov. 10
Prof. Daniel Palanker 
"Artificial Sight: An Optoelectronic Retinal Prosthesis"

Nov. 17
Prof. Hossein Partovi 
Sacramento State
"Albert Einstein: The Physicist and the Man"

Dec. 1
Prof. Raymond Chiao
UC Berkeley and UC Merced 
"The Interface of Quantum Mechanics and General Relativity"

Dec. 10
Mr. Curtis Castrapel, Mr. David Stafford, 
& Mr. Zhuo Huang
Sacramento State
Physics Seminar Talks

> Top

Spring 2005

Jan. 28, 2005 
Dr. Liang-Chy Chien
Kent State 
"Liquid Crystal Controlled Ordered Polymer Morphologies and the Electro-Optical Applications"

Feb. 17
Dr. Eugene Barasch
"Digital Radiography with Tissue Sensitivity with an Overview of the History of Energy-Sensitive Gas Detectors and their use in Physics"

Mar. 3
Jeong Young Park
Lawrence Berkeley National Lab
"Atomic Scale Tribological Properties of Quasicrystals"

Mar. 17
Dr. Jaime Ramirez-Serrano
Sandia National Labs 
"Compact Source Of Cold Atoms For Matter-wave Interference Experiments"

Mar. 29
Dr. Tom Ramos 
Lawrence Livermore National Lab 
"Physics and National Defense: Do They Mix Well?"

Apr. 7
Chris Roat 
UC Davis 
"The Strength of Weak Gravitational Lensing"

April 21
Roger Blandford 
"Ultra High Energy Cosmic Rays"#mce_temp_url#

April 28
Prof. Randy Phelps
Sacramento State 
"New Ideas About the Galaxy's Old Star Clusters"

May 10, 2005
Mr. Henry Garcia, Mr. Aaron Pypers, 
& Mr. Chris Ray * 

Sacramento State 
Physics Seminar Talks

May 12
Ms. Tasneem Maistry & Mr. Attili Kabai *
Sacramento State 
Physics Seminar Talks

> Top

Fall 2004

Sep. 9, 2004
Prof. Pedro Galera-Gomez 
Universidad de Complutense de Madrid
"Are Micelles Rigid or Flexible Structures? A Study by Light Scatterings, SANS, and Viscometric Technique"

Sep. 23
Ms. Eliza Morris, Mr. Henry Garcia, 
& Mr. Steve Nixon
Sacramento State 
"Summer Research Experiences"

Sep. 28
Prof. Nirmal Singh 
Panjab University
Chandigarh, India 

"Recent investigation in radiation scattering in X-Ray energy region"

Oct. 7
Prof. Nathan Phillips $
Boston University 
"What Determines the Maximum Size of Trees? Investigations of Physical and Biological Limits to Tree Growth and Size"

Oct. 14
Dr. Jeffrey Morse 
Lawrence Livermore National Lab 
"Reformed Methanol Micro Fuel Cell Systems for Portable Power Applications"

Oct. 28,
Prof. Margaret Murnane
University of Colorado & NIST 
"Can we make atoms sing and molecules dance? Using fast light pulses to observe and control nature"

Nov. 4
Dr. Carl Haber 
Lawrence Berkeley National Lab 
"Imaging the Voices of the Past: Using Physics to Restore Early Sound Recordings"

Nov. 16
Dr. Chad Trujillo 
California Institute of Technology 
"Discovery and Characterization of Sedna and 2004 DW"

Dec. 2
Ms. Eliza Morris *
Sacramento State 
"Electromagnetics of a magnet moving through a metallic pipe"

Dec. 9
Dr. Michael Thoennessen 
Michigan State 
"The Rare Isotope Accelerator: The Future of Nuclear Physics"

> Top

Last Updated: February 28, 2012