Conferences, Lectures, & Seminars
Events for November
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Materials Science Program Seminar
Fri, Nov 04, 2005 @ 02:30 PM - 03:30 PM
Mork Family Department of Chemical Engineering and Materials Science
Conferences, Lectures, & Seminars
The Mork Family Department of Chemical Engineering and Materials SciencePRESENTS A SEMINAR
BYDr. Donavan HallAssistant Editor of Physical Review Letters"Behind the scenes at Physical Review Letters or What happens
after you click the submit button"AbstractDonavan Hall, Assistant Editor of Physical Review Letters, provides an insider glimpse into the peer review and editorial process that leads to decisions concerning publication of Letters submitted to PRL. He will give practical advice for authors and referees. In addition he will try to answer any questions you may have about general editorial matters.Dr. Donavan Hall is a condensed matter physicist who prior to becoming an assistant editor with PRL, spent five years as a researcher at the National High Magnetic Field Laboratory in Tallahassee, Florida. His field of specialty was Fermi surface measurement and low temperature/high-field instrumentation development.**ALL FIRST YEAR MATERIALS SCIENCE MAJORS ARE REQUIRED TO ATTEND**Location: Vivian Hall of Engineering (VHE) - 217
Audiences: Everyone Is Invited
Contact: Petra Pearce
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Lyman Handy Colloquium
Thu, Nov 10, 2005 @ 12:30 AM
Mork Family Department of Chemical Engineering and Materials Science
Conferences, Lectures, & Seminars
Lyman L. Handy Colloquium
Crystal Engineering for Product
& Process DesignProfessor Michael F. Doherty
Department of Chemical Engineering
University of California, Santa BarbaraAbstractCrystalline organic solids are ubiquitous as either final products or as intermediates in the
specialty chemical, pharmaceutical, and home & personal care industries. Virtually all small
molecular weight drugs are isolated as crystalline materials, and over 90% of all pharmaceutical
products are formulated in particulate, generally crystalline form. Crystalline chemical
intermediates, such as adipic acid, are produced in large amounts to make polymers and specialty
products. Skin creams and other personal care product formulations contain crystalline solids. In
most cases the properties of the crystalline solid have a major impact on the functionality of the
product as well as the design and operation of the manufacturing process.
A novel method for modeling the shape evolution of 3-dimensional faceted crystals has been
developed in which the normal distances to each face from an origin inside the crystal are
represented by a system of ordinary differential equations. The model is initialized from an
arbitrary initial seed shape and size, but known polymorph. The growth model for the crystal faces
is based on surface integration kinetics as the rate determining step. The key variables on which
the model depends are (1) properties of the solid state, such as unit cell, space group,
intermolecular potentials, charge distribution, etc, and (2) surface free energy at the crystalsolution
interface. At each time step, the entire family of possible discrete shape evolution events
(e.g., vertices bifurcating into edges or faces, etc.) are exhaustively enumerated and investigated
using a new set of simple testable conditions. The evolving crystal shape is then determined from
the evolving set of normal distances and the corresponding crystallographic planes. The model has
been successfully applied to a selection of complex molecular crystals of interest in pharmaceutical
and specialty chemical products.
In this presentation we discuss the interactions between crystal engineering and
crystallization process & product design. We assess the current status of knowledge in this field and
identify critical areas for future research and development.Thursday, November 10, 2005
Seminar at 12:30 p.m. - OHE 122
Refreshments served after the seminar in HED Lobby
The Scientific Community is Cordially InvitedLocation: Olin Hall of Engineering (OHE) - 122
Audiences: Everyone Is Invited
Contact: Petra Pearce
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THE MORK FAMILY DEPARTMENT OF CHEMICAL ENGINEERING AND MATERIALS SCIENCE PRESENTS A SEMINAR BY
Thu, Nov 17, 2005 @ 01:00 AM
Mork Family Department of Chemical Engineering and Materials Science
Conferences, Lectures, & Seminars
Dr. Hugh StittJohnson Matthey"What flow visualisation can teach us about reactor
design (What? Flow visualisation can teach us about
reactor design?)"Abstract:
Reactor design in industry is still dominated by empirical methods and the use of design
margins. Flow visualisation techniques such as tomography and velocimetry are extensively
used as research tool for, especially multiphase, reactors. While the images and movies can
be impressive, they do not in themselve give us quantitative guidance in reactor design. How
should and can we use these to improve reactor design in practice? The use of these
techniques to improve uderstanding of reactor hydrodynamics and their use to underpin and
validate phenomenological models that can potentially used in design will be briefly
reviwed. The question then is how can these techniques benefit scale up, design and
operation of commercial reactors. Examples will be presented of using flow visualisation in
scale up studies and in diagnostic studies of commercial reactors, and the different demands
of flow visualisation in lab, pilot and commercial reactors discussed.Thursday, November 17, 2005
Seminar at 1:00 p.m. â" HED 116
Refreshments â" 12:45 p.m.The Scientific Community is Cordially InvitedLocation: Hedco Pertroleum and Chemical Engineering Building (HED) - 116
Audiences: Everyone Is Invited
Contact: Petra Pearce
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Seminar
Fri, Nov 18, 2005 @ 02:30 AM - 03:30 AM
Mork Family Department of Chemical Engineering and Materials Science
Conferences, Lectures, & Seminars
THE MORK FAMILY DEPARTMENT OF CHEMICAL ENGINEERING AND MATERIALS SCIENCEPRESENTS A SEMINAR
BYDr. Ivan VeselyThe H. Russell Smith Foundation Endowed Chair of Cardiothoracic Research and Director of Cardiothoracic Surgery Research
The Saban Research Institute of Children's Hospital Los Angeles
Professor of Cardiothoracic surgery, The Keck School of Medicine University of Southern California"Bioengineering of Heart Valves"November 18, 2005
2:45-3:30 PM
(Refreshments will be served at 2:30 PM)
VHE 217**ALL FIRST YEAR MATERIALS SCIENCE MAJORS ARE REQUIRED TO ATTEND**
Audiences: Everyone Is Invited
Contact: Petra Pearce