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3 events,
I will present recent work on the modeling of the structural response of shape memory alloy tubes, bars, and beams. We have developed a new constitutive model that captures pseudoelastic transformation induced recoverable deformation in SMAs including the strong asymmetries in the tensile and compressive responses. Instead of introducing multiple conditions for forward phase transformation, […]
Esteemed faculty from five disciplines at Penn will come together to unpack the myriad policies, messages, and conditions that led to the events at the U.S. Capitol on January 6, 2021, as well as explore how we move forward as a country. This 90-minute panel discussion — moderated by Dean Erika James of the Wharton […]
3 events,
Abstract: Exercising control over the formation of ice and similar crystalline structures is important in a variety of contexts, from preserving organs for transplant to preventing clathrate hydrate plugs in natural gas pipelines. To achieve this control, it is crucial to understand nucleation phenomena at the molecular level. Studies have shown that heterogeneous nucleation proceeds […]
Abstract Machine learning and multiscale modeling complement each other in a unique way, enabling us to seamlessly integrate big data and biophysical pathways and interpret the results while formulating truly predictive and generalizable models, based on both data and physics. In multiscale modeling, I have developed adaptive methods and kinetic models to simulate intracellular polymerization […]
Abstract: The Burro team, including Terry Scott (CTO) and Charlie Andersen (CEO) will provide an overview of their people-scale vision-based autonomous platform and their experiences selling Burros and building an autonomy business, within agriculture. Join the Zoom Meeting here
2 events,
Thursday, February 4 | 2:00pm–8:00pm ET | Online Register Here: https://pennabroad.vfairs.com/ At the Penn Global Opportunities Fair, Penn undergraduate and graduate students from across all schools and programs are invited to explore the many exciting international initiatives, student support services, and global opportunities that make up life at Penn. You will have the opportunity to explore […]
This event will be held virtually on Zoom - check email for link or contact ksas@seas.upenn.edu. The idea that mechanical stresses influence the growth and form of organs and organisms originated in the 1800s and is the basis for the modern study of biomechanics and mechanobiology. Biomechanics and mechanobiology are well studied in eukaryotic systems, […]
1 event,
Abstract: Over the last decade, the idea that robots and agents might participate meaningfully in complex group and organizational contexts has developed from a promising vision into a reality. Robots now assist humans in simple tasks such as delivery through complex, high-stakes tasks such as disaster response and surgery. In this talk, I will introduce […]
2 events,
Support gender diversity in data science and join us (virtually, of course) for the second annual Women in Data Science Philadelphia @ Penn on February 8-12, 2021. Co-hosted by Analytics at Wharton, Wharton Customer Analytics, Penn Engineering, and the Wharton Statistics Department, this interdisciplinary event will discuss the latest advances and applications in data science and aims to inspire data scientists, […]
Physical Sciences in Oncology Center PSOC@Penn Spring 2021 Webinar Series Mondays at 12:00 noon (EST) For webinar links, please contact manu@seas.upenn.edu.
3 events,
Until such a time when the world’s population has achieved herd immunity either through vaccination against or exposure to the SARS-Cov-2 virus, the most effective means for controlling the COVID-19 (and any other) pandemic is frequent testing and resulting preventive measures that reduce the rate of viral transmission. This talk provides a bird's-eye view of […]
4 events,
Abstract In living organisms, translation of genetic information by the ribosome transforms the information embedded in DNA into actuating components, namely proteins. Though life itself is incredibly diverse at the macroscopic level, at the molecular level, all of life uses the same set of machinery for translation - 20 standard amino acid building blocks (with […]
Abstract: With the shortage of rehabilitation clinicians in rural areas and the ongoing COVID-19 pandemic, remote rehabilitation (telerehab) fills an important gap in access to rehabilitation, especially for the treatment of adults and children experiencing upper arm disability due to stroke and cerebral palsy. We propose the use of a socially assistive humanoid robot coupled […]
4 events,
The BEYA STEM Conference is a Career Communications Group (CCG) event and is held annually in February and is taking place on February 11 - 13, 2021. BEYA is also open to everyone. There are two types of offerings: 1) The Career Fair is free to attend. You would only need to register and upload your resume at the conference link provided. 2) The DIEL College program, […]
This event will be held virtually via Zoom - check email for details or contact ksas@seas.upenn.edu Protein modules that are responsive to small molecule inputs have enabled control of cellular processes for decades’ worth of important mechanistic studies. More recently, they have gained attention as a means of control for improved safety of cellular therapies. […]
Interested in getting involved in research but don't know where to start? USABE will be hosting a virtual Research Opportunities Panel featuring current Penn engineering students and alumni who will share their own research experiences, both on and off-campus, as well as opportunities for research that are available to students. We will also have a […]
5 events,
Abstract: This talk will highlight our work over the past decade on controlling robots by giving them simple rules to reflect off of obstacles in their environment. This line of work pushes the extreme limits of minimalism and is suitable for scenarios where there are limited sensing and actuation capabilities, such as consumer security robots […]
Registration link: http://bit.ly/PennDACA This event specifically focuses on undocumented, Deferred Action for Childhood Arrivals (DACA), and Temporary Protected Status (TPS) students. This event is open to everyone wanting to learn more about immigration and/or whose families are impacted by immigration restrictions. *This event is organized by La Casa Latina, Penn Law, Greenfield Intercultural Center, PennFirstPlus, […]
The Penn GSE LGBTQ Subcommittee Invites the Penn Community to: Out at Work: A Virtual Discussion with GSE Alumni Sharing Insights on Navigating Careers in Education Friday, February 12, 2021 4:30 pm - 5:45 pm Featured Panelists: Lauren Overton- School Principal, PAS Robert Rivera-Amezola- Digital Literacy Teacher, Key Elementary School KD Davenport- K-12 Science Curriculum Specialist, School District […]
2 events,
Mini-symposium to celebrate the 75th anniversary of ENIAC and the birth of general-purpose computing. Automated computation has revolutionized the way we live, work, play, and connect. Join us on this anniversary to see where it started, celebrate how far we've come, and see visions of the bright future that is still ahead. Zoom Webinar Link: here (past) […]
Physical Sciences in Oncology Center PSOC@Penn Spring 2021 Webinar Series Mondays at 12:00 noon (EST) For webinar links, please contact manu@seas.upenn.edu.
1 event,
Abstract: The design of learning agents which observe, interact with, and manipulate their environment to optimize desirable behaviors is a long-standing goal in machine learning, with roots in artificial intelligence, adaptive experimental design and adaptive feedback control. In machine learning, these questions are typically studied in the area of reinforcement learning (RL), which has seen […]
4 events,
Abstract I will describe three examples investigating the use of bimetallic catalysts for reaction systems of industrial relevance and explore the origins of their improved performance. Investigation of Pd-based bimetallic catalysts for the selective hydrogenation of acetylene and for hydrodechlorination of 1,2-dichloroethane will be explored. Additionally, Pt-based bimetallic catalysts for the hydrogenation of a model […]
Abstract: A Jupyter notebook, a preprint from arXiv, and a Stack Overflow code snippet. What do they all have in common? All convey complex ideas from a writer to an audience. However, the tools to create and read them have not kept pace with the complexity of their contents. What would it look like if […]
Abstract: Deep learning has shown promising results in robotics, but we are still far from having intelligent systems that can operate in the unstructured settings of the real world, where disturbances, variations, and unobserved factors lead to a dynamic environment. In the first part of the talk, I will show that model-based deep RL can […]
3 events,
Synthetic composite structures, known as metamaterials, have been increasingly applied in the past two decades in numerous applications for obtaining electromagnetic characteristics far beyond naturally occurring materials. In particular, epsilon-near-zero (ENZ) media are a special category of metamaterials which have been shown to exhibit exotic wave-matter interaction properties, rendering them suitable for numerous applications. Exploiting […]
This event will be held virtually via Zoom (check email or contact ksas@seas.upenn.edu). Two major challenges to the translation of cellular-based tissue-engineered therapies are the lack of adequate oxygen support post-implantation and the need for systemic immunosuppression to halt the strong inflammatory and immunological response of the host. As such, strategies that aim at addressing […]
Abstracts: Current hardware and software systems were conceived at a time when we had scarce compute and memory resources, limited quantity of data and users, and easy hardware performance scaling due to Moore's Law. These assumptions are not true today. Today, emerging web services require data centers that scale to hundreds of thousands of servers, […]
4 events,
Abstract: Robot planning is needed for robots to perform purposeful missions in their environments. In realistic situations, planning does not simply involve getting to a desired destination without collisions, but often requires achieving a desired goal configuration in an optimal or near-optimal fashion. Common optimality criteria include minimum distance, minimum time, and minimum energy. To […]
Please join us on February 19th at noon EST for a conversation with Stacey Abrams, moderated by Benjamin Todd Jealous and with remarks from President Amy Gutmann. The event is sponsored by the Annenberg School for Communication, the University of Pennsylvania Carey Law School, the Stavros Niarchos Foundation Paideia Program, and the Penn Provost's Office. Register Here. If […]
While there exist a number of mechanically sophisticated exoskeletons, prostheses, and assistive robots, with articulations similar to those of the intact human arm and hand, these devices remain limited in their ability to augment human dexterity and safely interact with human users and collaborators. In particular, due to the limits of conventional sensing, robots remain […]
1 event,
The Department of Bioengineering at the University of Pennsylvania and Dr. D. Kacy Cullen are pleased to announce the Doctoral Dissertation Defense of Dayo Adewole. Title: Microtissue Engineered Neural Networks as Optically-Controlled Living Electrodes for Circuit Modeling and Neuroprosthetics Date: February 22, 2021 Time: 9:00am Please join via the zoom link below: https://zoom.us/j/2559106703?pwd YVFuVkxsZDk2NGRJU0tzREh3SDUzQT09 The […]
2 events,
Wide bandgap electronics are currently under development due to their potential to create some of the most advanced RF and power electronics in the world. A key concern in their development is the control of the junction temperature during operation which is impacted by the internal device thermal resistance. To address this concern, we will […]
Abstract: In this talk, we will cover some exciting progress on the problem of Indistinguishability Obfuscation (proposed by Barak et. al. 2001). In a nutshell, an Indistinguishability Obfuscation scheme is an efficient compiler that takes as input a program and outputs a new program with the same input-behavior and only a polynomial slowdown, but in […]
4 events,
Abstract Biological molecules rarely act alone. For example, in many pediatric cancers, a chromosomal rearrangement results in a fusion protein with altered DNA and protein interactions that yield proliferative and aggressively metastatic cell subpopulations. In this talk, I will describe quantification of molecular interaction properties relevant to fusion oncoprotein biology using microscale tools with distinct […]
The recent growth of data science has expanded its reach to an ever-growing user base of non-experts. Unfortunately, most existing systems offer limited usability and support for explanations: these systems are usable only by experts with sound technical skills, and even experts are hindered by the lack of transparency into the inner workings of the […]
Abstract: Homo Sapiens is considered a “hyper-cooperative species,” and this aptitude for cooperation may be responsible for our dominance over the Earth. Cooperation promises great benefits, but each participant is vulnerable to exploitation by their partners. Successful cooperation requires trust: acceptance of vulnerability, with confidence that it will not be exploited. The culture of any society […]
5 events,
Endogenous tissue-specific stem cells are crucial regulators of tissue health throughout life, orchestrating diverse functions ranging from learning and cognition to skeletal muscle homeostasis. The local microenvironment, or stem cell niche, presents a myriad of biochemical and biophysical factors that direct cell fate. Stem cell mediated tissue regeneration relies on presentation of these factors in […]
Emerging applications such as smart cities, autonomous vehicles, and mixed reality rely on embedded systems that are engaging with the physical environment through sensors. Building upon this connection, my vision is to advance Omnipresent Sensing by harnessing the wireless infrastructure in and around buildings and cities to act as a non-intrusive sensing platform. This is possible by […]
This event will be held virtually via Zoom (check email or contact ksas@seas.upenn.edu). Human diseases are fundamentally multicellular in nature with many different cell types contributing to disease progression and treatment response. However, how therapeutics impact each cell type in a heterogeneous population remains poorly understood because most studies are focused on isolated cell types […]
3 events,
Abstract: The concept of “x-ray vision” is widely understood to be the ability to see through structures that are not transparent to the human eye. This concept would be a useful feature for surgeons and surgical robots, particularly when navigating complex anatomy. The Photoacoustic & Ultrasonic Systems Engineering (PULSE) Lab is developing imaging systems to […]
Abstract: Many-body systems from soap bubbles to suspensions to polymers learn the drives that push them far from equilibrium. This learning has been detected with thermodynamic properties, such as work absorption and strain. We progress beyond these macroscopic properties that were first defined for equilibrium contexts: We quantify statistical mechanical learning with representation learning, a […]
Fireside Chat with Dr. CJ Taylor Date: Friday, February 26th Time: 4:00 - 5:00 PM EST Join USABE on Friday, February 26th at 4 PM for a conversation with Dr. CJ Taylor, Associate Dean for Diversity, Equity, and Inclusion at Penn Engineering, to discuss his experiences in STEM and engineering and his role as a […]
1 event,
Physical Sciences in Oncology Center PSOC@Penn Spring 2021 Webinar Series Mondays at 12:00 noon (EST) For webinar links, please contact manu@seas.upenn.edu.
4 events,
Machine learning has led to powerful advances in robotics: deep learning for visual perception from raw images and deep reinforcement learning (RL) for learning controls from trial and error. Yet, these black-box techniques can often require large amounts of data, have results difficult to interpret, and fail catastrophically when dealing with out-of-distribution data. In this […]
Taming topological electronic phases is a fundamental challenge and an important milestone on the way towards novel electronic devices and topological quantum computation. Recent advances in fabrication techniques have made van der Waals (vdW) heterostructures one of the most active platforms for the experimental investigation of topological electronic phases in 2D. Moiré superlattices, which arise […]
Unlike the problem of safe task and motion planning in a completely known environment, the setting where the obstacles in a robot's workspace are not initially known and are incrementally revealed online has so far received little theoretical interest, with existing algorithms usually demanding constant deliberative replanning in the presence of unanticipated conditions. Moreover, even […]
3 events,
Abstract: For successful integration of autonomous systems such as drones and self-driving cars in our day-to-day life, they must be able to quickly adapt to ever-changing environments, and actively reason about their safety and that of other users and autonomous systems around them. Even though control-theoretic approaches have been used for decades now for the […]
Abstract Metal-organic frameworks (MOFs) are a versatile class of nanoporous materials synthesized in a “building-block” approach from inorganic nodes and organic linkers. By selecting appropriate building blocks, the structural and chemical properties of the resulting materials can be finely tuned, and this makes MOFs promising materials for applications such as gas storage, chemical separations, sensing, […]
Across healthcare, science, and engineering, we increasingly employ machine learning (ML) to automate decision-making that, in turn, affects our lives in profound ways. However, ML can fail, with significant and long-lasting consequences. Reliably measuring such failures is the first step towards building robust and trustworthy learning machines. Consider algorithmic fairness, where widely-deployed fairness metrics can […]
4 events,
Nanoparticles offer huge promise as drug delivery vehicles, though their translation to the clinic is hampered due to limited accumulation at target disease sites. To overcome this hurdle, we have employed colloidal layer-by-layer assembly to generate comprehensive nanoparticle libraries to study the role of chemical composition in nanoparticle targeting, trafficking, and uptake. In this seminar, […]
The slowdown in transistor scaling and the end of Moore's law indicate a need to invest in new computing paradigms; specialized hardware devices, such as FPGAs and ASICs, are a promising solution as they can achieve high processing capabilities and energy efficiency. However, a major barrier to the global success of specialized computing is the […]
The Department of Bioengineering at the University of Pennsylvania and Dr. Arjun Raj are pleased to announce the Doctoral Dissertation Defense of Lauren Beck. Title: Uncovering Constraints on Organoid Morphologies Date: March 4, 2021 Time: 11:00 AM Zoom Link: https://upenn.zoom.us/j/94130810306 The public is welcome to attend via zoom.
2 events,
Abstract: Complex real-world environments continue to present significant challenges for fielding robotic teams, which often face expansive spatial scales, difficult and dynamic terrain, degraded environmental conditions, and severe communication constraints. Breakthrough technologies call for integrated solutions across autonomy, perception, networking, mobility, and human teaming thrusts. As such, the DARPA OFFSET program and the DARPA Subterranean […]
Machine learning techniques have been successful for processing complex information, and thus they have the potential to play an important role in data-driven decision-making and control. However, ensuring the reliability of these methods in feedback systems remains a challenge, since classic statistical and algorithmic guarantees do not always hold. In this talk, I will provide […]