The group welcomes new senior thesis student Su Fen Goh. She will be synthesizing statistical copolymers of poly(styrene)-poly(hydroxyethylmethacrylate) and grafting these to silicon substrates. Her goal is to determine the factors which influence the thickness of the resulting grafted copolymer film.
Rick and Raleigh traveled to the American Institute for Chemical Engineers annual meeting in Atlanta, GA. Raleigh presented on "Orientation of Cylinder-Forming Poly(styrene)-poly(n-hexylmethacrylate) Diblock Thin Films Pre- and Post-Shear."
Adam and Will presented at the 2014 Princeton Chemical and Biological Engineering Graduate Student Symposium. Adam gave a talk on "Thermoplastic Elastomers with Crystallization-Driven Network Formation from Single-Phase Melts." Will presented a poster on "Melt-Miscible Block Copolymers Containing Polyethylene."
Rick was elected as a Fellow of the American Institute of Chemical Engineers by the AIChE Board of Directors at their September meeting. As described in AIChE's Constitution and By-laws, election as Fellow—the highest grade of membership— "shall be recognition of professional attainment, and significant accomplishment in engineering." In 2008, a history of the AIChE Fellows program was written to coincide with the AIChE Centennial. Rick will be recongized at this year's AIChE Annual Meeting in Atlanta, at the Fellows Breakfast on November 18.
Raleigh received the Wu Prize of Excellence from the School of Engineering and Applied Sciences. The Wu Prize, supported by the generous donation of Sir Gordon Y.S. Wu '58, is awarded to engineering graduate students who have performed at the highest level as scholars and researchers, and who will be entering their final year of study this fall. Congrats Raleigh!
So Youn's paper "Large-Area Nanosquare Arrays from Shear-Aligned Block Copolymer Thin Films" was published in Nano Letters. Congratulations So Youn!
Raleigh's work "Cylinder Orientation and Shear Alignment in Thin Films of Polystyrene-Poly(n-hexyl methacrylate) Diblock Copolymers" was published in Macromolecules. Congrats Raleigh!
Rick, Raleigh, Adam, and Will travel to the Mount Holyoke College in South Hadley, MA for the 2014 Gordon Research Conference on Polymer Physics. Rick gave an invited talk on "Crystallizable Block Copolymers: Directing Crystallization via Polymer Architecture" while the students presented posters of their most recent work. In addition, Raleigh, Adam, and Will attended the affiliated Gordon Research Seminar the weekend prior to the main conference. The seminar gives graduate students and post-docs the opportunity to present their work and network prior to the main conference. There Raleigh presented on "Factors Influencing Shear Alignment of Cylinder-Forming Block Copolymer Thin Films." All of the group members in attendance really enjoyed their time there and cannot wait for the next Gordon Conference in 2016!
Adam was awarded the 2014 Kristine M. Layn Award which recognizes outstanding performance in research (highlighted by his authorship on four peer-reviewed papers) by the end of the awardee's third year. In his nomination letter, Rick noted Adam's "dedication, creativity, determination, and eagerness to do whatever is required to advance the work." Well-deserved and congratulations Adam!
The group welcomes the Cohen group into town for the 21st (nearly annual) Cohen-Register Microsymposium.
The group is happy to welcome Leah Behar and Catherine Lee for the summer. Leah is an undergraduate chemistry major from Mars Hill University. She is participating in the Research Experience for Undergraduates (REU) program through Princeton's Center for Complex Materials (PCCM). Leah will be working with Raleigh to study the parameters which dictate the thickness of grafted copolymer thin films. Catherine is a local high school student participating in Princeton's Laboratory Learning Program. She will be working with Adam and Will to measure properties of polymers in dilute solutions.
Raleigh and Sahana publish their work titled "Creating Controlled Thickness Gradients in Polymer Thin Films via Flowcoating" in Langmuir.
We enthusiastically welcome new post-doc Dong-Gyun to the group! Dong-Gyun comes to us from Seoul National University in South Korea. Welcome Dong-Gyun!
Former senior thesis student, Ha-Kyung published "Polystyrene-poly(2-ethylhexylmethacrylate) block copolymers: Synthesis, bulk phase behavior, and thin film structure" in Polymer. Congratulations to Ha-Kyung and all the coauthors! What a productive year 2012-2013 was for the Register group senior thesis students. Awesome job everyone!
Rick, Raleigh, and Adam head west to the 2014 APS March Meeting in Denver, CO. It was an eventful conference for the group. Rick presented Bryan's work on "Regular and Irregular Mixing in Hydrocarbon Block Copolymers" in the prestigious Dillon Medal symposium. Raleigh presented his work on "Factors Influencing Shear Alignment of Cylinder-Forming Block Copolymer Thin Films" and also his and So Youn's work on "Patterning Square and Rectangular Arrays Using Shear-Aligned Block Copolymer Thin Films." Meanwhile Adam was busy giving both a poster on "Soft Semicrystalline Thermoplastic Elastomers by Arrested Crystallization" and a talk on his, Mike's, and Andrew's work on "Counit Inclusion in Hydrogenated Polynorbornene Copolymer Crystals."
So Youn departs the group to begin a faculty position at Ulsan National Institute of Science and Technology in Ulsan, South Korea. We are incredibly excited for So Youn and her family but we will certainly miss her here in Princeton. Congratulations So Youn! And come back to visit soon!
So Youn's paper titled "Metal-Containing Block Copolymer Thin Films Yield Wire Grid Polarizers with High Aspect Ratio" was published in Advanced Materials. Congratulations So Youn!
Will has successfully defended his 1st Prop! Congratulations Will and welcome to post-generals status! Now for the easy part ... your Ph.D.
A big welcome to Dane and Helen who have recently joined the group! Dane is a first year undergraduate student who is originally from Jamaica and did his undergraduate work at City College of New York. He is being co-advised by Professor Rod Priestley and will work on understanding the glass transition in block copolymers. Helen is a Princeton junior, originally from New York City, studying chemical engineering. Helen will be using hot stage ellipsometry to measure the glass transition of polymer thin films. Best of luck to both Dane and Helen!
So Youn and Rick head to the 2013 AIChE meeting in San Francisco, CA. So Youn will present her work on "Patterning Nano-Square Arrays Using Shear-Aligned Block Copolymer Thin Films."
Former senior thesis students Mike and Andrew published their work "Counit Inclusion in Hydrogenated Polynorbornene Copolymer Crystals" in Macromolecules. Congratulations and way to make the most out of your thesis projects!
Raleigh and Adam participated in the 2013 Princeton Chemical and Biological Engineering Graduate Student Symposium. Raleigh presented on the "Orientation of Microdomains in Cylinder-Forming PS-PHMA Thin Films" and Adam gave a poster titled "Synthesis of Thermoplastic Elastomers with Composite Crystalline-Glassy Hard Domains."
We would like to offer a big thanks and a fond farewell to Victoria, Vanessa, and Aditya for all of their hard work this summer. Victoria and Vanessa capped their summers with some excellent presentations of their work (Victoria's presentation, Vanessa's presentation). Best of luck with your fall semesters!
Rick welcomes current and past group members to his home for the 2013 Group BBQ (affectionately referred to by his students as the RAR-B-Q)!
The group welcomes 3 students for the summer. Vanessa is a physics student from California State University-Northridge. She will be studying the thin film morphology of the PS-PEHMA (polystyrene-polyethylhexylmethacrylate) block copolymers synthesized by previous senior thesis student Ha-Kyung. Victoria is a chemical engineering student from Prairie View A&M University and will be synthesizing several HEMA (hydroxyethyl methacrylate) containing random copolymers which can be grafted to silica substrates as a means of controlling the substrate surface energy. Victoria and Vanessa are both participants in the Research Experience for Undergraduates program. Our third summer student is Aditya, a high school student who will be measuring how the refractive index of various polymer solutions changes with concentration. This work will be instrumental in helping us to use light scattering data for absolute molecular weight determination of our polymers. Welcome Vanessa, Victoria, and Aditya!
The group travels up to MIT in Cambridge, MA for the 2013, 20th nearly annual, Register-Cohen Microsymposium.
Congratulations and farewell to Bryan who successfully defended his Ph.D thesis titled "Mixing Thermodynamics of Block-Random Copolymers."
Congrats to this year's senior thesis students (Siobhan, Ha-Kyung, Mike, and Andrew) for completing and defending their thesis projects! It was great having having y'all in the lab! Best wishes as you start you post-graduation plans!
The group bids farewell to Nicolas Garcia whose research experience with the Register group has unfortunately come to an end. While here Nico worked on thin film work which included perfecting a method to float and collect free-standing polymer thin films. This has allowed for some fascinating work on stacking multiple block copolymer films and examining free standing block copolymer films. Fortunately during his stay, Nico also had some time to travel and see the local sights. Best wishes Nico and we all hope to see you again soon!
Its a big month for Bryan and the Register Lab as two papers were published this month in Macromolecules. The first is titled "Regular Mixing Thermodynamics of Hydrogenated Styrene-Isoprene Block-Random Copolymers" and the second "Architecture-Induced Microphase Separation in Nonfrustrated A-B-C Triblock Copolymers".
Group members Rick, So Youn, Bryan, Raleigh, and Adam travel to and present at the 2013 American Physical Society March Meeting in Baltimore, MD. Rick presented his and Sheng's work on "Melt and Solid-State Structures of Polydisperse Polyolefin Block Copolymers" as part of the Dillon Medal Symposium. Bryan presented "Phase Behavior of All-Hydrocarbon 'Diblock-Random' Copolymers". Raleigh presented "Orientation of Microdomains in Cylinder-Forming PS-PHMA Thin Films" and "Creating Controlled Thickness Gradients in Polymer Thin Films via Flowcoating". Adam presented his and Sheng's work "Effect of Hydrogenation on the Glass Transition Temperatures of Novel Ring-Opened Polynorbornenes". Last but not least So Youn showed her work "Shear-alignment of Metal-containing Block Copolymer Thin Films for Nanofabrication".
The group participates in the 2nd annual Nanodays event at the Princeton Public Library. The event was spectacularly attended. Rick taught some polymer basics through some excited demos while the rest of the group manned the always popular slime station.
Bryan and Adam publish their work titled "Mixing Thermodynamics of Ternary Block-Random Copolymers COntaining a Polyethylene Block" in Macromolecules.
Bryan Beckingham leaves Princeton to begin his post graduate work at the University of California at Berkeley. There he will be working with Rachel Segalman. Best wishes to Bryan as he begins his new adventure!
Congrats to Sheng Li for successfully defending her Ph.D. dissertation, "Structure and Properties of Novel Homopolymers and Block Copolymers Synthesized by Ring-Opening Metathesis Polymerization or Chain-Shuttling Polymerization"!
New Ph.D. student William Mulhearn, from the University of Pennsylvania, joins the group. Welcome Will!
Nicolas Garcia, a Ph.D. student in Physics at the Universidad Nacional Del Sur working with former group member Daniel Vega, joins the group as a visiting researcher. While at Princeton he plans to perfect a technique for creating freestanding block copolymer thin films. Bienvenido Nico!
Raleigh Davis and former group member Daniel Vega present at the Princeton Center for Theoretical Science seminar "Through the Looking Glass: a Glimpse into the Geometry and Topology of Materials."
Qinghua Zhang, a professor and Vice Dean of the College of Materials Science and Engineering at Donghua University, has joined the group as a visiting researcher. Welcome to the group Qinghua!
The Register group welcomes a whopping 4 senior thesis students to the group. Mike Showak and Andrew Stella will be studying how changing the chemical composition of poly(norbornene) affects its crystal structure and related properties. Ha-Kyung Kwon will followup on a very productive summer with the group by making new poly(styrene)-b-poly(ethylhexylmethacrylate) block copolymers. Siobhan Galligan will be using the flowcoater as a high throughput means of studying block copolymer-homopolymer blending in thin films. Welcome to the group seniors!
Rick, Raleigh, and Adam make the short trip over to Philadelphia for the 244th American Chemical Society National Meeting & Exposition. It was an exciting time as Rick was chosen to be a Class of 2012 ACS Fellow. Congrats Rick! Also, Raleigh presented in the field responsive polymers focus group.
It was a productive month for the group as Sheng and Adam publish their work on poly(phenylnorbornene) from ring-opening metathesis and its hydrogenated derivatives in Macromolecules. In addition, Andy Marencic (*10) publishes his work on orientational order in cylinder-forming block copolymer thin films in Physical Review E.
Rick, Bryan, and Raleigh travel to Mount Holyoke College in South Hadley, Massachusetts to participate in the 2012 Gordon Research Conference in Polymer Physics.
The group hosts the 19th nearly-annual Cohen-Register Polymer Microsymposium. Welcome back to Princeton Cohen group!
The group welcomes two students for the summer! Alyssa Whittington, an undergraduate from Bucknell University (where she is advised by group alumni Kat Wakabayashi) will work as part of the Research Experience for Undergraduates program hosted through the Princeton Center for Complex Materials. Alyssa's work will be on Ring-Opening Metathesis Polymerization and Living Polymer Coupling. The group also welcomes back Sahana Jayaraman, an incoming member of Princeton's freshmen class. Sahana worked with the group last summer as well as throughout the school year. This summer she will be expanding on her work studying the creation of controlled thickness gradients in polymer thin films via flowcoating.
Sheng publishes on melt and solid-state structures of polydisperse polyolefin multiblock copolymers in Macromolecules.
Princeton undergraduate Ha-Kyung Kwon begins her summer work with the Register Group. Ha-Kyung will be studying the synthesis of poly(styrene)-b-poly(ethylhexylmethacrylate) block copolymers. Welcome Ha-Kyung!
The whole group participates in Nanoday in Princeton at the Princeton Public Library. The event was hosted by the Princeton Center for Complex Materials education and outreach program. Approximately 500 people of a variety of ages and backgrounds attended the event.
Former postdoc, Saswati Pujari, publishes her work on shear alignment of standing lamellae in block copolymer thin films in Macromolecules. In further publication news, Rick publishes an insightful News & Views piece in Nature concerning polydispersity and its effects on self-assembly.
Postdoc So Youn Kim joins the group after completing her Ph.D. at the University of Illinois at Urbana-Champaigne. Welcome to the group So Youn!
Rick travels to the University of Connecticut to give an invited seminar talk.
Rick, Bryan, and Raleigh travel to Boston for the 2012 annual American Physical Society's March Meeting. Rick gave an invited talk at the Dillon Medal Symposium on shear alignment of perpendicular lamellae in block copolymer thin films. Bryan gave a talk on the phase behavior of linear ABC triblock-random copolymers with a semicrystalline endblock as well as a poster on the phase behavior of hydrogenated derivatives of linear ABC block-random copolymers of styrene and isoprene. Raleigh gave his first conference presentation as a graduate student on the effect of thickness on microdomain orientation in shear-aligned, cylinder-forming PS-PHMA thin films.
Second year student Raleigh Davis successfully defends his First Prop titled "Shear Alignment of Block Copolymer Thin Films to Produce Well-Ordered Microdomains for Use in Nanofabrication."
The group welcomes a new Ph.D. student, Adam Burns, from the University of Minnesota, Twin Cities. Welcome Adam!!
Sheng Li moves to Seoul, South Korea where she will study the Korean language, finish writing papers and her thesis, and begin the next phase of her life. Best wishes to Sheng for continued success!
Former postdoc Saswati Pujari starts her new position with Dow Chemical’s Wire and Cable Division (Spring House, PA). Best for continued success!
November 1: Rick, , and Raleigh present a lecture-demo to over 200 middle school students at PCCM’s annual Materials Science Day on the Princeton Campus. For more information (and photos), see our Outreach page.
Sheng’s paper (with Sasha Myers *08) on hPN-LPE diblocks captures the cover of the November 22 issue of Macromolecules! For those with library access, the article on “Solid-State Structure and Crystallization in Double-Crystalline Diblock Copolymers of Linear Polyethylene and Hydrogenated Polynorbornene” can be found here.
The same November 22 issue of Macromolecules carried a second group paper, resulting from a collaboration with Professor Bryan Vogt (now in Polymer Engineering at U. Akron) and using polymers synthesized by John Bishop *11. For those with library access, “Influence of Chain Stiffness of Thermal and Mechanical Properties of Polymer Thin Films” can be found here.
American Institute of Chemical Engineers Annual Meeting, Minneapolis, MN: Saswati spoke on block copolymer thin films, Bryan presented on block-random copolymers and again on semicrystalline triblocks, and Rick presented in the Materials Engineering and Sciences Division Plenary Lecture. A group+alumni lunch on Monday drew (in addition to Bryan, Saswati, and Rick) Chiajen Lai *99, Lynn Loo *01, John Sebastian *01 (who arranged the lunch), Justin Notestein ’01, Kat Wakabayashi *06, and Sasha Myers *08.
Rick travels to Shanghai to deliver a keynote lecture on "Block Copolymer Thermoplastic Elastomers with Composite Crystalline-Galssy Hard Domains", at the 2011 International Conference on Advanced Fibers and Polymer Materials (ICAFPM 2011), held on the campus of Donghua University. The trip also allowed Rick to reconnect with former postdoc Hongwei Zhang, based in nearby Suzhou, who is currently Technology Manager, Asia for GLS Thermoplastic Alloys.
June 1-2: The group travels to MIT for the 18th nearly-annual Cohen-Register Polymer Microsymposium! Program can be found here.
Jeremie Priest, from Cal State - Northridge, joins the group for summer 2011 as a participant in PCCM's Research Experience for Undergraduates Program, working on "Hot-Stage Ellipsometry of Polymer FIlms". Welcome Jeremie!
Bryan’s article on “Synthesis and Phase Behavior of Block-Random Copolymers of Styrene and Hydrogenated Isoprene” appears in Macromolecules. Those with library access can access the article.
A new research project on "Synthesis and Properties of Model Thermoswitchable Surfaces" will launch shortly, with support from the Xerox Foundation, to exploit the phase behavior of block copolymers to control surface wettability.
John Bishop *11 receives his Ph.D. degree at Commencement on May 31, and will begin his position as a Research Investigator with DuPont Packaging and Industrial Polymers (at DuPont's Experimental Station, Wilmington, DE) on August 1.
May 31: Rick presents at the millstone River School's Chemistry Fair. For more information (and photos), see our Outreach page.
John Bishop successfully defended his Ph.D. dissertation, "Structure-Property Relationships in Novel Polymers and Block Copolymers from Ring-Opening Metathesis Polymerization", on April 21. Congrats, John!
Saswati, Bryan (talk and poster), and Sheng all presented at the American Physical Society March Meeting in Dallas, as part of the technical program of the Division of Polymer Physics (March 21-23). Sheng was named a finalist for the Frank J. Padden Award for Excellence in Polymer Physics. The full APS meeting program may be found here.
The entire group participated in the 2011 Science and Engineering Expo held at Princeton University on March 17th, at the Dillon gym site. Photos and information can be found here.
Professor Daniel Vega of the Universidad Nacional del Sur is spending March 2011 in Princeton as part of a collaboration funded by Argentina's CONICET, in partnership with the U.S. National Science Foundation. Welcome Daniel!
In support of the NOVA television program "Making Stuff", which aired in January and February on PBS, the Register Group performed a pair of 40-minute auditorium shows on the Princeton University campu, for middle school students whose teachers are partners in the science education outreach programs of the Princeton Center for Complex Materials. Click here for photos and more information.
Rick delivered the invited kickoff talk at Smart Coatings 2011 (Orlando, FL), on "Block Copolymer Thin Film Coatings: Film Structure, Shear Alignment, and Nanopatterning Applications".
The group welcomes a new Ph. D. student, Raleigh Davis, from North Carolina State University. Welcome Raleigh!!
Andy successfully defended his thesis "Well-Ordered Block Copolymer Thin Films Using Shear-Alignment Techniques ". Congrats Andy!!
John Bishop’s article on “The crystal-crystal transition in hydrogenated ring-opened polynorbornenes” helps “relaunch” the journal of Journal of Polymer Science B: Polymer Physics by appearing in the inaugural issue. For the article, click here; for information on the relaunch, click here.
Michael Keaton ’11 receives the J. Rich Steers Award from the New York City Post of the Society of American Military Engineers. Michael was a Stoll Fellow in the lab during summer 2010, working on “Terpolymer Brushes for Substrate Neutralization.”
John P. and Andy’s joint article on “Block Copolymer Thin Films with a Continuously Tunable Density of Spherical Microdomains” appears in Macromolecules. For those with library access, click here.
John Bishop's article in Journal of Polymer Science Part B: Polymer Physics, entitled "The crystal-crystal transition in hydrogenated ring-opened polynorbornenes: Tacticity, crystal thickening, and alignment", has been featured on the material science news site MaterialsViews.com. Found here.
“Polymers!” video from the 2010 Science and Engineering Exposition debuts as the headline story on the Princeton University homepage. Click here to watch this three-minute video.
Sheng’s collaboration with McGill University and Dow Chemical researchers on “Rheology and Structure of Molten, Olefin Multiblock Copolymers” appears in Macromolecules. For those with library access, click here.
John B.’s article on the propagation kinetics of ring-opening metathesis polymerization and their effect on chain microstructure, “Cis/Trans Gradients in Living Ring-Opening Metathesis Polymerization”, appears in Polymer. For those with library access, click here.
Sheng presents at the Fall American Chemical Society National Meeting and Exposition in Boston, MA. Technical Program can be found here.
Andy moves to Texas to begin his work at ExxonMobil.
The group bids farewell to Ramyata and Michael.
Video on the summer Materials Science Camp for Teachers debuts on Science360.gov, the National Science Foundation’s public science outreach site. Rick Register was an instructor at the Camp, and is interviewed in this three-minute video, which is viewable here.
The group welcomes a new postdoctoral associate Saswati Pujari, following her Ph.D. at Northwestern University.
John B.’s article describing new “Thermoplastic Elastomers with Composite Crystalline-Glassy Hard Domains and Single-Phase Melts”, obtained by ring-opening metathesis polymerization, appears in Macromolecules. For those with library access, click here.
U.S. Patent 7,745,528 issues, on “Functional Graphene – Rubber Nanocomposites” (with R. Prud’homme, B. Ozbas, I. Aksay, and D. Adamson).
The group welcomes undergrads Michael Keaton, Princeton, and Ramyata Upmaka, Carnegie Mellon, for summer research.
Maria Phillip ’10 completes her senior thesis on “Statistical Terpolymers for Surface Modification”, and joins the Federal Bureau of Investigation as a Physical Scientist. Congratulations, Maria!
Brian Michal ’10 shares the Air Products Award for his senior thesis on “Synthesis and Characterization of Polystyrene-Poly(n-hexylmethacrylate) Diblock Copolymers”, and will begin his Ph.D. in Macromolecular Science at Case Western Reserve University in September. Congratulations, Brian!
Sheng’s article on “Crystallization in Ordered Polydisperse Polyolefin Diblock Copolymers” appears in Macromolecules. This research was done collaboratively with Dow Chemical, where a coordinative chain transfer polymerization mechanism was developed to synthesize these novel “photonic polyethylenes”. For those with library access, click here.
John Bishop begins a postdoctoral position at U. Delaware.
Andy has a review article published in the inaugural edition of Annual Review of Chemical and Biomolecular Engineering, and John P. has a paper published in Journal of Applied Physics. Full references can be found here.
Group alumna Lynn Loo *01 receives the John H. Dillon Medal of the Division of Polymer Physics at the March Meeting of the American Physical Society in Portland, OR, where a symposium was held in her honor. Congratulations, Lynn!
Rick presented John Bishop's work at the 239th American Chemical Society National Meeting and Exposition in San Francisco, CA. Technical program can be found here.
Rick, Bryan, and Sheng participated in the 2010 Science and Engineering Expo held at Princeton University on March 18th. Photos and information can be found here.
The group bids a fond farewell to John Papalia. Best of luck John!
Sasha has another paper published in Macromolecules, and Andy has another paper published in Physical Review E. Full references can be found here.
Andy presented at the 2009 American Institute of Chemical Engineers Annual Meeting held in Nashville, TN. Information can be found here.
Sheng helped organize and presented a talk at the 2009 Chemical Engineering Graduate Student Symposium (abstracts and information can be found here).
The group welcomes Maria Phillip and Brian Michal as they undertake their senior thesis work during the next academic year. Welcome Maria and Brian!
Jeff has a paper published in Journal of Polymer Science Part B: Polymer Physics, and Judith has a paper published in Polymer. Full references can be found here.
The group bids a fond farewell to Brooke Van Horn as she leaves for an Assistant Professor position at Benedictine University in the Chemistry Department. Best of luck Brooke!
The group bids a fond farewell to Josephine Lembong as she finishes her REU program and returns to U. Wisconsin. Good luck Josephine!
Bob has another paper published in Journal of Polymer Science Part B: Polymer Physics, and Sasha has another paper published in Macromolecules. Full references can be found here.
Bob, John B., Andy, John P., Brooke, and Sheng presented at the 17th Cohen-Register Microsymposium held at Princeton. Program can be found here.
The group welcomes Josephine Lembong from University of Wisconsin as a REU student for the summer. Welcome Josephine!
Bob Scogna successfully defends his Ph.D. Thesis, and leaves to work at Merck as a Senior Chemical Engineer. Good luck Dr. Scogna!
Andy was awarded a Harold W. Dodds Fellowship for the 2009-2010 academic year, an honorary fellowship awarded by the Graduate School which recognizes outstanding performance and professional promise. Congratulations Andy.
Young-Rae published a paper entitled "Shear-induced Sphere-to-cylinder Transition in Diblock Copolymer Thin Films" in Soft Matter. Full reference can be found here.
Sheng and Andy were awarded Wu traveling funds to fully cover the cost of their trips to Pittsburgh. Congratulations Sheng and Andy.
Rick, Brooke, Bryan, and John P. participated in the 2009 Science and Engineering Expo held at Princeton University. Photos and information can be found here.
John P. and Sheng presented both talks and posters; and Andy presented a talk at the APS March Meeting held in Pittsburgh, PA (abstracts and information can be found here).
Bryan successfully defended his First Proposition entitled "Novel Structures via Multiple Ordering Transitionns in ABC Triblock Copolymers". Congrats Bryan!
The Register group is proud to announce the opening of the Richard Alan Register Sesquidecennial Memorial Library in A418 Engineering Quadrangle. View photo here.
Sasha has two papers published in Macromolecules and Bob has his second paper published in Polymer. Full references can be found here.
Bob, John B., and Andy presented at the 2008 American Institute of Chemical Engineers Annual Meeting and Centennial Celebration held in Philadelphia, PA. Information can be found here.
Andy helped organize and presented a talk, John B. presented a talk, and Bob and Sheng presented posters at the 2008 Chemical Engineering Graduate Student Symposium (abstracts and information can be found here).
Rick presented an invited talk and Bob, John B., and John P. presented posters at TOPCON 2008: New Approaches in Polymer Characterization sponsored by Society of Plastics Engineers in Philadelphia, PA.
John B. presented a talk and John P. presented a poster at the 236th American Chemical Society National Meeting and Exposition in Philadelphia, PA. Technical program can be found here.
The group bids a fond farewell to Alex and Jordan. Best of luck!
Rick began his service as the new Department of Chemical Engineering Department Chair. Good luck Rick!
Bob was awarded the 2008 Air Products 2nd Proposition Award in recognition of his excellent work in identifying and describing an independent research project in his 2nd Proposition. Congratulations Bob!
Bob received a Wu Prize for Excellence, awarded to upper-year engineering graduate students who have performed at the highest level as scholars and researchers. Congratulations Bob!
Andy was awarded the 2008 Kristin M. Layn Award in recognition of his outstanding performance in research by a third-year graduate student. Congratulations Andy!
Jeff Quinn successfully defends his Ph.D. Thesis, and leaves to work at Bridgestone Americas. Good luck Dr. Quinn!
Bob, John B., Rick, Andy, John P., and Brooke presented at the 16th Cohen-Register Microsymposium held at MIT. Program can be found here.
The group welcomes back Alex Corona from University of Texas and Jordan Talia from University of Michigan as REU students.
Rick received the Graduate Mentoring Award at the 2008 Hooding Ceremony. Congratulations Rick! Information on the award can be found here.
Jeff published a paper entitled "Nitroxide-Mediated Radical Polymerization of N-ethyl-2-vinylcarbazole" in Polymers for Advanced Technologies' Special Issue for Founding Editor Menachem Lewin’s 90th Birthday. Full reference can be found here.
John B. published a paper entitled "Poly(phenylethylnorbornene)s and their Hydrogenated Derivatives" in Macromolecular Rapid Communications. Full reference can be found here.
Andy presented a talk and John B. presented a poster at the 11th Tiger-Hen-Hawk Rheology Symposium held at Delaware University. Program can be found here.
The group bids a fond farewell to Graeme Cameron who finished his work here in Princeton and will return to Oxford to wrtie up his work. Good luck Graeme.
The group bids a fond farewell to Dr. Enock Dare who finished his work here in Princeton. Good luck Dr. Dare.
The group bids a fond farewell to Leo Gomez who finished his work here in Princeton. Good luck Leo.
Much of the group (Rick, Jeff, Bob, John B., Andy, Sheng, John P., Brooke, and Bryan) participated in the 2008 Science and Engineering Expo held at Princeton University. Photos and information can be found here.
Andy and John P. presented posters at the PRISM/PCCM/MIRTHE/CNSA Annual University-Industry Research Symposium (technical program can be found here).
Rick presented two talks; Bob, Andy and Leo presented both talks and posters; and John B. and John P. presented posters at the APS March Meeting held in New Orleans, LA (abstracts and information can be found here).
Sasha and Bob had their work published in Polymer. Full references can be found here.
Sasha Myers successfully defends her Ph.D. Thesis, and leaves to work at 3M as a Senior Research Engineer. Good luck Dr. Myers!
Sheng successfully defended her First Proposition entitled "Development of Novel Solid-State Morphology of Semicrystalline Ethylene-Olefin Block Copolymers". Congrats Sheng!
The group welcomes Professor Enock Dare for Department of Chemistry at University of Agriculture, Abeokuta, Nigeria. Welcome Enock!
The group welcomes Leopoldo Gomez, a visiting Physics Ph.D. student from Universidad Nacional Del Sur, Argentina, whose advisor was a postdoc and visiting researcher with us, Professor Daniel Vega. Welcome Leo!
The group welcomes a new Ph.D. student, Bryan Beckingham, from Clarkson University. Welcome Bryan!
A new paper with Young-Rae Hong as primary author was recently published. Full reference can be found here.
Jeff presented his research at the 2007 American Institute of Chemical Engineers Annual Meeting held in Salt Lake City, Utah. Information can be found here.
John and Bob gave oral presentations and Andy presented a poster at the 2007 Chemical Engineering Graduate Student Symposium (abstracts and information can be found here).
The group bids a fond farewell to Young-Rae Hong. Best of luck to you on the west coast!
Three new papers were recently published by Dan Angelescu, Andy Marencic, and Jose Vedrine. Full references can be found here.
The group welcomes a new postdoc, Brooke Van Horn from Washington University in St. Louis, new Oxford Student, Graeme Cameron, and two new undergraduate students: Randy Allen and Dan Stefan.
Rick, Sasha, Jeff, John, Bob, and Andy presented at the American Chemical Society 234th National Meeting and Exposition in Boston (online technical program found here).
The group bids farewell to Alex Corona and Matt Menyo. Best of luck to both of you!
The NSF's Division of Materials Research approves a two-year Special Creativity Award to Rick for "Structuring Polymer Crystals Through Macromolecular Architecture", the project supporting Sasha and John's research. Credits all around!
Rick delivers the keynote address ("Shear-Aligned Block Copolymer Thin Films as Nanofabrication Templates") in the "Micromachining & Nanotechnology" symposium at the 24th Conference of Photopolymer Science and Technology in Chiba, Japan (English program here).
The group welcomes Matt Menyo from Penn State University and Alex Corona from University of Texas as new REU Students
15th Annual Cohen-Register Polymer Microsymposium held at Princeton. Check out the program here.
Chris Copplestone finished his term here at Princeton. He returned to Oxford to write his thesis for his imminent graduation. Best of luck, Chris!
Two new papers were recently published by Chris Yee-Chan and Vincent Pelletier. Full references can be found here.
Sasha, Jeff, Sheng and Rick participated in Princyclopedia 2007: Harry Potter where they showcased demos to Princeton University and the surrounding community. This event was a feature story on Princeton's main web page (here). More information on the Outreach page.
Sasha, Jeff, John B., Bob, Andy, Sheng, and Rick participated in the 2007 Science and Engineering Expo held at Princeton University. Check out photos and information from previous years here. More information on the Outreach page.
Rick, Andy, and Young-Rae presented at the PRISM/PCCM/MIRTHE University-Industry Research Symposium (program here).
Professor Daniel Vega is visiting Princeton on a six-week sabbatical from Universidad Nacional del Sur in Argentina. Welcome back Dan!
Jeff, Sasha and Rick presented polymer demonstrations to middle school students at the Timberlane Middle School Science Fair. More information and photos here on the Outreach page.
New Post-doc John Papalia joins the group from University of Delaware. Welcome John!
Bob and Andy present at the 10th Tiger-Hen-Hawk Rheology Symposium taking place at Princeton University (program here).
Ed successfully defended his First Proposition entitled "Arraying Lipid Vesicles: a Platform for Studying the Properties and Interactions of Vesicles". Way to go Ed!
Andy successfully defended his First Proposition entitled "Well-Ordered Block Copolymer Thin Films Using Shear-Alignment Techniques". Congrats Andy!
New Ph.D. student Sheng Li (from MIT and DuPont) joins the group. Welcome Sheng!
Andy and Rick present at the 2007 Taiwan-US Soft Materials Symposium in Taipei (program here).
Register Group members deliver four oral presentations at the AIChE Annual Meeting in San Francisco: one from Kat, two from Sasha, and one from RAR.
Dr. Hongwei Zhang finishes his postdoctoral appointment and joins Pall Corporation (Port Washington, NY). Good luck, Hongwei!
Chris Copplestone (Oxford University, Materials Department) joins the group for his M.Eng. research project. Welcome, Chris!
Jose Vedrine completes her postdoctoral appointment. Good luck, Jose!
Tom Pickthorn’s "Part II" (M.Eng.) thesis on "Nanopatterning with Block Copolymer Films", is named #1 in the Oxford Materials Department, and Tom graduates with first-class honors.
14th Annual Cohen-Register Polymer Microsymposium held at MIT. Check out the program HERE.
Chris Yee-Chan receives the Ticona Excellence Award for his B.S.E. thesis on "The Glass Transition in Semicrystalline Polystyrenes."
New Ph.D. students Andy Marencic and Ed Matteo (jointly advised by Kyle Vanderlick) join the group. Welcome Andy and Ed!
Kat Wakabayashi defends his Ph.D. thesis, and leaves for a postdoctoral appointment at Northwestern University with John Torkelson. Good luck, Dr. Kat!
Dr. Young-Rae Hong (Ph.D. Chemistry, NC State) joins the group as a postdoctoral associate. Welcome, Young-Rae!
Tom Pickthorn (Oxford University, Materials Department) joins the group for his M.Eng. research project. Welcome, Tom!
13th Annual Cohen-Register Polymer Microsymposium held at Princeton. Check out the program HERE.
Dr. Jose Vedrine (Ph.D. Electrical Engineering, Brown University) joins the group as a SEAS Postdoctoral Scholar. Welcome, Jose!
Welcome to two new group members; Ph.D. students John Bishop and Bob Scogna!
Welcome to Dr. Hongwei Zheng, who is joining the Register group as a post-doc.
Annual Cohen(MIT)-Register(Princeton) Micro-symposium on polymers @ MIT !
Register Group at Liberty Science Center: Strange Matter Exhibit. !
Li-Bong Lee has finished her PhD thesis defense!!! Congratulations Dr. Lee. !
Congratulations to Sasha and Jeff for passing their First Propositions!!
Annual Register Group BBQ scheduled at Register/Tom residence. Make sure to register with Dr. Register!
Farewell to John Z. "Texas Hold'em" Fang.
11th Annual Cohen-Register Symposium (aka MIT-Princeton Micro-Symposium) held at Princeton. Check out the program schedule HERE
Congratulations to Sasha and Jeff for passing their third general exam (transport)!!
Farewell to Judith Waller; she went back to England and received a Master's Degree from Oxford!
Research pages for Sasha and Jeff were added (with pictures). Come back later for their research description.
Congratulations to Sasha and Jeff for passing their first two General Exams!
Congratulations to John D for passing his final General Exam and getting his Master of Arts degree!
A Double Big Welcome to new group members Sasha Myers and Jeff Quinn !!
Congratulations to John D for passing his first 1st prop defense!
Farewell to Dr. Daniel Vega, who went back to Argentina to take the position of Assistant Professor at University of Buenos Aires.
Congratulations to John Z. and Sarah on the birth of their son, Dennis!!! If you want to see pictures of Dennis, email John Z.
Register Group and Chaikin (Physics/PMI) Group welcome Judith Waller from Oxford University. Judith is from Manchester, England. To find out more about Judith, go to the "group members" page.
Welcome to a new postdoc in Register Group, Dr. John Z. Fang (University of Akron). If you want to find out more about John Z, go to the "group members" page.
Annual Cohen(MIT)-Register(Princeton) Micro-symposium on polymers @ MIT.
John Rowley from Houghton College joined Register Group during the summer for an REU program.
A Big Welcome to new group member John Hatjopoulos! Congratulations to Kat for passing his 1st prop defense! Best wishes to Mark Pender (in Ohio) and Daniel Vega (at ExxonMobil) in their new positions!
Congratulations to Chiajen Lai on the birth of his daughter!
Commencement Day. Congratulations to Neena, John, Lynn and Evelyn!! Also, congrats to Justin and Kevin!!
Katsuyuki Wakabayashi has passed the third qualifying exam.
Yueh-Lin Lynn Loo has finished her PhD thesis defense!!! Congratulations to Dr. Loo and her decision to join the faculty at UT Austin.
Neena Tierney has finished her PhD thesis defense!!! Congratulations Dr. Tierney.
John Sebastian has finished his PhD thesis defense!!! Congratulations Dr. Sebastian.
Congratulations to Katsuyuki Wakabayashi for qualifying the first two parts of the general exam.
Post-Doc Mark Pender and First year student Katsuyuki Wakabayashi join Rick Register's Group.
Neena Tierney is working for Johnson & Johnson while John Sebastian is working for 3M in cold Minnesota.