Latest News from: Columbia University School of Engineering and Applied Science

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Newswise: High-Quality Microwave Signals Generated From Tiny Photonic Chip
Released: 20-Mar-2024 2:05 PM EDT
High-Quality Microwave Signals Generated From Tiny Photonic Chip
Columbia University School of Engineering and Applied Science

Researchers create a compact, all-optical device with the lowest microwave noise ever achieved for an integrated chip.

Released: 19-Mar-2024 5:05 PM EDT
Who Wrote This? Columbia Engineers Discover Novel Method to Identify AI-generated Text
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers develop a novel approach that can detect AI-generated content without needing access to the AI's architecture, algorithms, or training data–a first in the field.

Newswise: Brain Waves Travel in One Direction When Memories are Made and the Opposite When Recalled
7-Mar-2024 3:05 PM EST
Brain Waves Travel in One Direction When Memories are Made and the Opposite When Recalled
Columbia University School of Engineering and Applied Science

These wide-ranging waves quickly link the specific constellations of brain regions that work in harmony to perform a task.

Newswise: Using Light to Precisely Control Single-Molecule Devices
Released: 5-Mar-2024 11:05 AM EST
Using Light to Precisely Control Single-Molecule Devices
Columbia University School of Engineering and Applied Science

Researchers flip the switch at the nanoscale by applying light to induce bonding for single-molecule device switching.

Newswise: inhalable-extracellular-vesicle-delivery-of-il-12-mrna-to-treat-lung-cancer-promote-systemic-immunity_0.png
Released: 15-Feb-2024 12:05 AM EST
Study Finds New Inhalable Therapy is a Big Step Forward in Lung Cancer Research
Columbia University School of Engineering and Applied Science

Columbia Biomedical Engineer Ke Cheng has developed a technique that uses inhalation of exosomes, or nanobubbles, to directly deliver IL-12 mRNA to the lungs of mice.

Newswise: When Engineering Meets Women’s Health
Released: 30-Jan-2024 10:05 AM EST
When Engineering Meets Women’s Health
Columbia University School of Engineering and Applied Science

There has been a lack of basic research centered on women’s health. But times are changing, says Kristin Myers. And it’s about time.

Newswise: AI Discovers That Not Every Fingerprint Is Unique
Released: 10-Jan-2024 3:05 PM EST
AI Discovers That Not Every Fingerprint Is Unique
Columbia University School of Engineering and Applied Science

Columbia engineers have built a new AI that shatters a long-held belief in forensics–that fingerprints from different fingers of the same person are unique. It turns out they are similar, only we’ve been comparing fingerprints the wrong way!

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VIDEO
Released: 5-Dec-2023 10:05 AM EST
Elham Azizi vs. Cancer: Fighting the Disease with Data, AI, and Math
Columbia University School of Engineering and Applied Science

Elham Azizi is on a mission to better understand the complexities of cancer through the design of sophisticated data-driven computational methods. Her motivation, like many of her peers in the field, is to be able to identify and predict what drives cancer growth in the hopes of improving therapies that work best for each individual patient.

   
Newswise: Team Led by Elias Bareinboim Wins $5M NSF Grant to Transform AI Decision-making
Released: 27-Nov-2023 4:05 PM EST
Team Led by Elias Bareinboim Wins $5M NSF Grant to Transform AI Decision-making
Columbia University School of Engineering and Applied Science

A multi-institutional team led by Columbia Engineering has won a $5 million National Science Foundation (NSF) grant to address AI systems learning biases we don't want them to have and showing discrimination based on gender, race, religion, or other sensitive attributes.

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Released: 16-Nov-2023 10:05 AM EST
Theoretical Computer Scientists Awarded the John von Neumann Theory Prize
Columbia University School of Engineering and Applied Science

Computer Science Professors Christos Papadimitriou and Mihalis Yannakakis received the John von Neumann Theory Prize for their research in computational complexity theory that explores the boundaries of efficiently solving decision and optimization problems crucial to operations research and management sciences. The recipients were presented with the prize at the 2023 INFORMS Annual Meeting in October in Phoenix, AZ.

Newswise: Marco Giometto Wins Office of Naval Research Young Investigator Award
Released: 16-Nov-2023 9:05 AM EST
Marco Giometto Wins Office of Naval Research Young Investigator Award
Columbia University School of Engineering and Applied Science

Marco Giometto, whose research centers on the fundamental study of turbulence in the environment using highly scalable computational frameworks, has been awarded a Young Investigator Award by the Office of Naval Research (ONR).

Released: 27-Oct-2023 2:05 PM EDT
New Tool Automates the Formal Verification of Systems Software
Columbia University School of Engineering and Applied Science

Recent work directed by professors Ronghui Gu and Jason Nieh introduced a new tool, Spoq, that significantly reduces the complex efforts people must use to verify real-world software and makes it possible to verify existing C systems code without modifications.

Newswise: Engineered bacteria paint targets on tumors for cancer-killing T cells to see
12-Oct-2023 10:05 AM EDT
Engineered bacteria paint targets on tumors for cancer-killing T cells to see
Columbia University School of Engineering and Applied Science

Synthetic biologists at Columbia Engineering report today a new approach to attacking tumors. They have engineered tumor-colonizing bacteria (probiotics) to produce synthetic targets in tumors that direct CAR-T cells to destroy the newly highlighted cancer cells.

   
Newswise: Using Focused Ultrasound to Treat Alzheimer’s and Parkinson’s
Released: 12-Sep-2023 1:05 PM EDT
Using Focused Ultrasound to Treat Alzheimer’s and Parkinson’s
Columbia University School of Engineering and Applied Science

Using gene therapy to treat many neurologic diseases, such as Alzheimer’s and Parkinson’s, has long been a long-sought goal of researchers, but the blood-brain barrier has proven very difficult to cross.

   
Newswise: A Scalable, Safer, and Potentially Cheaper Way to Isolate Valuable Isotopes
Released: 13-Jul-2023 12:15 PM EDT
A Scalable, Safer, and Potentially Cheaper Way to Isolate Valuable Isotopes
Columbia University School of Engineering and Applied Science

New research published in Science Advances, led by Yuan Yang, associate professor of materials science at Columbia Engineering, and collaborators at Lamont-Doherty Earth Observatory, demonstrates a novel technique for isolating isotopes.

Newswise: Making Headway in Precision Therapeutics with Novel Fully Organic Bioelectronic Device
Released: 10-Jul-2023 4:05 PM EDT
Making Headway in Precision Therapeutics with Novel Fully Organic Bioelectronic Device
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers announced today that they have developed the first stand-alone, conformable, fully organic bioelectronic device that can not only acquire and transmit neurophysiologic brain signals, but can also provide power for device operation.

   
Newswise: AI and CRISPR Precisely Control Gene Expression
30-Jun-2023 5:50 PM EDT
AI and CRISPR Precisely Control Gene Expression
Columbia University School of Engineering and Applied Science

The study by researchers at New York University, Columbia Engineering, and the New York Genome Center, combines a deep learning model with CRISPR screens to control the expression of human genes in different ways—such as flicking a light switch to shut them off completely or by using a dimmer knob to partially turn down their activity. These precise gene controls could be used to develop new CRISPR-based therapies.

   
Newswise: Transferring Data with Many Colors of Light Simultaneously
27-Jun-2023 4:05 PM EDT
Transferring Data with Many Colors of Light Simultaneously
Columbia University School of Engineering and Applied Science

The Lightwave Research Lab has developed a fast and extremely efficient method for transferring huge amounts of data. The technique uses dozens of frequencies of light to transfer several streams of information over a fiber optic cable simultaneously.

Newswise: Improving Market Design for Energy Storage
7-Jun-2023 10:05 AM EDT
Improving Market Design for Energy Storage
Columbia University School of Engineering and Applied Science

A new study led by Columbia Engineering examines how different ways of participating in these markets affect the overall benefits of energy storage for society. The researchers used an agent-based computer framework--a model that simulates individual behaviors within complex systems--to simulate scenarios with renewable and storage capacity and market options.

Newswise: New Method Predicts Extreme Events More Accurately
Released: 24-May-2023 10:05 AM EDT
New Method Predicts Extreme Events More Accurately
Columbia University School of Engineering and Applied Science

A new study used global storm-resolving simulations and machine learning to create an algorithm that can deal with two different scales of cloud organization. This new approach addresses the missing piece of information in traditional climate model parameterizations and provides a way to predict precipitation intensity and variability more precisely.

19-May-2023 4:45 PM EDT
Montreal Protocol Is Delaying First Ice-Free Arctic Summer
Columbia University School of Engineering and Applied Science

A new study led by climate researchers at Columbia Engineering and the University of Exeter demonstrates that the treaty’s impact reaches all the way into the Arctic: its implementation is delaying the occurrence of the first ice-free Arctic by as much as 15 years.

Newswise:Video Embedded new-method-uses-engineered-bacteria-and-ai-to-sense-and-record-environmental-signals
VIDEO
Released: 9-May-2023 3:15 PM EDT
New Method Uses Engineered Bacteria and AI to Sense and Record Environmental Signals
Columbia University School of Engineering and Applied Science

Columbia synthetic biologists have developed a new method that uses engineered bacteria and AI to sense and record environmental signals. They are the first to engineer bacterial swarm patterns to visibly record their environment and use deep learning to decode patterns. This work could lead to applications ranging from monitoring environmental pollution to building living materials.

Newswise: Leaky-wave Metasurfaces: A Perfect Interface Between Free-space and Integrated Optical Systems
5-May-2023 4:50 PM EDT
Leaky-wave Metasurfaces: A Perfect Interface Between Free-space and Integrated Optical Systems
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers have developed a new class of integrated photonic devices--“leaky-wave metasurfaces”--that convert light initially confined in an optical waveguide to an arbitrary optical pattern in free space. These are the first to demonstrate simultaneous control of all four optical degrees of freedom, setting a world record. Because they’re so thin, transparent, and compatible with photonic integrated circuits, they can be used to improve optical displays, LIDAR, optical communications, and quantum optics.

Newswise: Team Led by Columbia University Wins $20M NSF Grant to Develop AI Institute for Artificial and Natural Intelligence
Released: 5-May-2023 4:10 PM EDT
Team Led by Columbia University Wins $20M NSF Grant to Develop AI Institute for Artificial and Natural Intelligence
Columbia University School of Engineering and Applied Science

The National Science Foundation (NSF) announced today that it is awarding $20 million to establish the AI Institute for ARtificial and Natural Intelligence (ARNI), an interdisciplinary center led by Columbia University that will draw together top researchers across the country to focus on a national priority.

   
Newswise: Honey, the 3D print--I mean, dessert--is ready!
20-Mar-2023 10:30 AM EDT
Honey, the 3D print--I mean, dessert--is ready!
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers explore the benefits and drawbacks of 3D-printed food technology, cooking 3D-printed food with lasers as part of the system, how 3D-printed food compares to the “normal” food we eat, and the future landscape of our kitchens.

Newswise: New “Camera” with Shutter Speed of 1 Trillionth of a Second Sees through Dynamic Disorder of Atoms
Released: 7-Mar-2023 4:30 PM EST
New “Camera” with Shutter Speed of 1 Trillionth of a Second Sees through Dynamic Disorder of Atoms
Columbia University School of Engineering and Applied Science

Researchers have developed a new "camera" that sees the local disorder in materials. Its key feature is a variable shutter speed: because the disordered atomic clusters are moving, when the team used a slow shutter, the dynamic disorder blurred out, but when they used a fast shutter, they could see it. The method uses neutrons to measure atomic positions with a shutter speed of around one picosecond, a trillion times faster than normal camera shutters.

Newswise: Multimodal Sequencing Achieves High-Quality Results from Small Volumes of Frozen Tumor Specimens
Released: 18-Jan-2023 4:50 PM EST
Multimodal Sequencing Achieves High-Quality Results from Small Volumes of Frozen Tumor Specimens
Columbia University School of Engineering and Applied Science

Columbia researchers invent a multimodal sequencing technique that achieves high-quality results from small volumes of frozen tumor specimens--the ability to study cancer tissues archived in biobanks should increase the number and variety of tumor samples available for scientific analysis and advance the discovery of biomarkers and drug targets.

Newswise: Why Do We Remember Emotional Events Better?
Released: 18-Jan-2023 2:45 PM EST
Why Do We Remember Emotional Events Better?
Columbia University School of Engineering and Applied Science

Columbia Engineering neuroscientists identified a specific neural mechanism in the human brain that tags information with emotional associations for enhanced memory. The team demonstrated that high-frequency brain waves in the amygdala, a hub for emotional processes, and the hippocampus, a hub for memory processes, are critical to enhancing memory for emotional stimuli. Disruptions to this neural mechanism, brought on either by electrical brain stimulation or depression, impair memory specifically for emotional stimuli.

Newswise: Columbia University and Partners Win $35M JUMP 2.0 Grant to Create Center for Ubiquitous Connectivity
Released: 5-Jan-2023 2:10 PM EST
Columbia University and Partners Win $35M JUMP 2.0 Grant to Create Center for Ubiquitous Connectivity
Columbia University School of Engineering and Applied Science

Columbia Engineering has won a $35 million five-year grant to establish the Center for Ubiquitous Connectivity (CUbiC) and advance energy-efficient communications technologies for addressing the vastly growing connectivity bottlenecks between data-hungry wireless devices and deluged data centers. Over the next five years, CUbiC will strive to flatten the computation-communication gap, delivering seamless Edge-to-Cloud connectivity with transformational reductions in the global system energy consumption.

Newswise: High-performance Visible-light Lasers that Fit on a Fingertip
Released: 4-Jan-2023 1:45 PM EST
High-performance Visible-light Lasers that Fit on a Fingertip
Columbia University School of Engineering and Applied Science

Researchers at Columbia Engineering’s Lipson Nanophotonics Group have created visible lasers of very pure colors from near-ultraviolet to near-infrared that fit on a fingertip. The colors of the lasers can be precisely tuned and extremely fast – up to 267 petahertz per second, which is critical for applications such as quantum optics. The team is the first to demonstrate chip-scale narrow-linewidth and tunable lasers for colors of light below red -- green, cyan, blue, and violet.

Newswise: New Bacterial Therapy Approach to Treat Lung Cancer
Released: 23-Dec-2022 2:05 PM EST
New Bacterial Therapy Approach to Treat Lung Cancer
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers report that they have developed a new experimental pipeline to combine bacterial therapy with current cancer drugs. Their study, which explores resistance to bacterial therapy at the molecular level, has achieved better treatment efficacy without additional toxicity in laboratory models.

Newswise: Tackling Crowd Management in Subways during Pandemics
Released: 15-Dec-2022 10:10 AM EST
Tackling Crowd Management in Subways during Pandemics
Columbia University School of Engineering and Applied Science

Mass transit, and subways in particular, are essential to the economic viability and environmental sustainability of cities across the globe. But public transit was hit hard during the COVID pandemic and subways especially experienced substantial drops in ridership.

Newswise: Positively Charged Nanomaterials Treat Obesity Anywhere You Want
29-Nov-2022 3:55 PM EST
Positively Charged Nanomaterials Treat Obesity Anywhere You Want
Columbia University School of Engineering and Applied Science

Columbia researchers invent new method to treat obesity by using cationic nanomaterials that can target specific areas of fat and inhibit the unhealthy storage of enlarged fat cells. “Our studies highlight an unexpected strategy to treat visceral adiposity and suggest a new direction of exploring cationic nanomaterials for treating metabolic diseases,” said Columbia Engineering’s Biomedical Engineering Prof Kam Leong, a pioneer in using polycation to scavenge pathogens.

   
Newswise:Video Embedded team-led-by-columbia-engineering-wins-26m-nsf-erc-grant-to-develop-center-for-smart-streetscapes
VIDEO
Released: 10-Aug-2022 3:05 PM EDT
Team Led by Columbia Engineering Wins $26M NSF ERC Grant to Develop Center for Smart Streetscapes
Columbia University School of Engineering and Applied Science

Columbia Engineering, with Florida Atlantic University, Rutgers University, University of Central Florida, and Lehman College, has won an NSF $26 million ERC grant to develop a center for smart streetscapes, focused on making cities more livable, safe, and inclusive. The underlying technologies of the new center will integrate advances in wireless/optical communications, edge/cloud computing, situational awareness, and privacy and security. Critical to its approach, CS3 will balance public data collection with community-defined benefits.

Newswise: New COVID-19 Rapid-test Technology Performs PCR Faster than Similar Tests on the Market
Released: 25-Jul-2022 8:05 AM EDT
New COVID-19 Rapid-test Technology Performs PCR Faster than Similar Tests on the Market
Columbia University School of Engineering and Applied Science

Researchers at Columbia Engineering and Rover Diagnostics announced today that they have built an RT-PCR platform that gives results in 23 minutes that match the longer laboratory-based tests--faster than other PCR tests on the market. It can be adapted to test for a broad range of infectious diseases including not just COVID-19 but also flu, strep, and other viruses that require fast diagnosis.

Newswise:Video Embedded a-robot-learns-to-imagine-itself
VIDEO
13-Jul-2022 9:50 AM EDT
A Robot Learns to Imagine Itself
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers have created a robot that--for the first time --is able to learn a model of its entire body from scratch, without any human assistance. In a new Science Robotics study, the researchers demonstrate how their robot created a kinematic model of itself, and then used its self-model to plan motion, reach goals, and avoid obstacles in a variety of situations. It even automatically recognized and then compensated for damage to its body.

Newswise: Led by Columbia Engineering, Researchers Build Longest, Highly Conductive Molecular Nanowire
7-Jul-2022 10:45 AM EDT
Led by Columbia Engineering, Researchers Build Longest, Highly Conductive Molecular Nanowire
Columbia University School of Engineering and Applied Science

Columbia researchers announced today that they have built a nanowire that is 2.6 nanometers long, shows an unusual increase in conductance as the wire length increases, and has quasi-metallic properties. Its excellent conductivity holds great promise for the field of molecular electronics, enabling electronic devices to become even tinier.

Newswise: Eight Columbia Engineering Professors Win NSF CAREER Awards
Released: 28-Jun-2022 2:05 PM EDT
Eight Columbia Engineering Professors Win NSF CAREER Awards
Columbia University School of Engineering and Applied Science

Eight professors from Columbia Engineering are among this year’s recipients of the National Science Foundation’s (NSF) Early Career Development (CAREER) awards, one of the most prestigious recognitions for junior researchers. Their areas of expertise will contribute to gains in personalized cancer treatment, the analysis of cellular processes, distributed control in large-scale systems, quantum information theory, understanding multiphase flows, as well as cloud computing and storage operations.

Released: 19-May-2022 2:05 PM EDT
Differential Privacy the Correct Choice for the 2020 U.S. Census
Columbia University School of Engineering and Applied Science

New study from Columbia Engineering computer scientists supports the Census Bureau’s switch to differential privacy as a de-identification mechanism for the 2020 Census.

Newswise: Plug-and-Play Organ-on-a-Chip can be Customized to the Patient
26-Apr-2022 2:20 PM EDT
Plug-and-Play Organ-on-a-Chip can be Customized to the Patient
Columbia University School of Engineering and Applied Science

Researchers from Columbia Engineering and Columbia University Irving Medical Center have developed a model of human physiology in the form of a multi-organ chip consisting of engineered human heart, bone, liver, and skin that are linked by vascular flow with circulating immune cells, to allow recapitulation of interdependent organ functions. The researchers have essentially created a plug-and-play multi-organ chip, which is the size of a microscope slide, that can be customized to the patient.

   
Newswise: Concerned Your Smartphone Is Spying on You?
Released: 18-Apr-2022 5:05 PM EDT
Concerned Your Smartphone Is Spying on You?
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers have developed a new system that generates whisper-quiet sounds that you can play in any room, in any situation, to block smart devices from spying on you. And it’s easy to implement on hardware like computers and smartphones, giving people agency over protecting the privacy of their voice.

Newswise: Wireless, High-Speed, Low-Power Communications for Implantable Devices
Released: 6-Apr-2022 11:45 AM EDT
Wireless, High-Speed, Low-Power Communications for Implantable Devices
Columbia University School of Engineering and Applied Science

Implantable bioelectronics are now often key in assisting or monitoring the heart, brain, and other vital organs, but they often lack a safe, reliable way of transmitting their data to doctors. Now researchers at Columbia Engineering have invented a way to augment implantable bioelectronics with simple, high-speed, low-power wireless data links using the body's naturally present ions.

   
Newswise:Video Embedded new-technology-could-make-biopsies-a-thing-of-the-past
VIDEO
28-Mar-2022 10:05 AM EDT
New Technology Could Make Biopsies a Thing of the Past
Columbia University School of Engineering and Applied Science

A Columbia Engineering team has developed a technology that could replace conventional biopsies and histology with real-time imaging within the living body. Described in a new paper published today in Nature Biomedical Engineering, MediSCAPE is a high-speed 3D microscope capable of capturing images of tissue structures that could guide surgeons to navigate tumors and their boundaries without needing to remove tissues and wait for pathology results.

   
Newswise: Engineering an “Invisible Cloak” for Bacteria to Deliver Drugs to Tumors
16-Mar-2022 11:55 AM EDT
Engineering an “Invisible Cloak” for Bacteria to Deliver Drugs to Tumors
Columbia University School of Engineering and Applied Science

Columbia Engineering researchers report that they have developed a “cloaking” system that temporarily hides therapeutic bacteria from immune systems, enabling them to more effectively deliver drugs to tumors and kill cancer cells in mice. By manipulating the microbes’ DNA, they programmed gene circuits that control the bacteria surface, building a molecular “cloak'' that encapsulates the bacteria.

Newswise: Novel Antiviral Drug Combinations Demonstrate COVID-19 Therapeutic Potential
Released: 7-Mar-2022 11:05 AM EST
Novel Antiviral Drug Combinations Demonstrate COVID-19 Therapeutic Potential
Columbia University School of Engineering and Applied Science

Novel antiviral drug combinations demonstrate Covid-19 therapeutic potential. By combining inhibitors of polymerases and exonucleases--enzymes that allow SARS-CoV-2 to reproduce--researchers report that they were able to reduce SARS-CoV-2 replication10 times more than when using just the polymerase inhibitors.

Newswise: Cheaper, Faster, Safer Way to Screen Temperatures
Released: 22-Feb-2022 4:30 PM EST
Cheaper, Faster, Safer Way to Screen Temperatures
Columbia University School of Engineering and Applied Science

Researchers from Columbia Engineering and the Mailman School of Public Health have invented a system that can automatically take temperature readings of people walking by, going about their own business, up to three meters away--no one has to stand in front of a camera for a few seconds to take a measurement. And no one needs to be there to read the measurement and approve the person’s entry.

Newswise: New Computational Approach Predicts Chemical Reactions at High Temperatures
Released: 1-Dec-2021 11:05 AM EST
New Computational Approach Predicts Chemical Reactions at High Temperatures
Columbia University School of Engineering and Applied Science

Columbia engineers invent “green” method that combines quantum mechanics with machine learning to accurately predict oxide reactions at high temperatures when no experimental data is available; could be used to design clean carbon-neutral processes for steel production and metal recycling.

Newswise: Optimizing FDNY Ambulance Response
Released: 23-Nov-2021 5:05 PM EST
Optimizing FDNY Ambulance Response
Columbia University School of Engineering and Applied Science

Researchers at Columbia Engineering have teamed up with the Fire Department of New York to upgrade the FDNY's ambulance Emergency Medical Services (EMS) response operations and optimize hospital capacity balancing, so that hospitals aren’t overwhelmed in future by an unprecedented patient surge like the one that occurred in the early months of the pandemic.

Released: 22-Nov-2021 5:10 PM EST
New Device Modulates Visible Light—Without Dimming It—with the Smallest Footprint and Lowest Power Consumption
Columbia University School of Engineering and Applied Science

Columbia engineers have invented a breakthrough optical phase modulator that controls visible light—without dimming it—with the smallest footprint and lowest power consumption. New device will improve LIDAR for remote sensing, AR/VR goggles, quantum information processing chips, implantable optogenetic probes, and more.


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