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New Study First to Demonstrate a Chip-Scale Broadband Optical System that Can Sense Molecules in the Mid-Infrared

Researchers at Columbia Engineering have demonstrated, for the first time, a chip-based dual-comb spectrometer in the mid-infrared range, that requires no moving parts and can acquire spectra in less than 2 microseconds. The system, which consists...
23-May-2018 9:05 AM EDT Add to Favorites


Researchers Mimic Comet Moth’s Silk Fibers to Make “Air-Conditioned” Fabric

In exploring the optical properties of the Madagascar comet moth’s cocoon fibers, Columbia Engineering team discovers the fibers’ exceptional capabilities to reflect sunlight and to transmit optical signals and images, and develops methods to...
17-May-2018 5:05 PM EDT Add to Favorites


Researchers Hide Information in Plain Text

Columbia Engineering computer scientists invent FontCode, a way to embed hidden information in ordinary text by imperceptibly changing the shapes of fonts in text. The hidden information persists even when documents or images with perturbed texts...
10-May-2018 3:00 PM EDT Add to Favorites


Geometry is Key to T-Cell Triggering

A new study reveals the geometric underpinnings of T-cell triggering through the precise engineering of T-cell receptor geometry in all three dimensions. The researchers used nanofabrication to create a biomimetic surface that simulates the key...
30-Apr-2018 8:05 AM EDT Add to Favorites


New Cell Therapy Aids Heart Recovery—Without Implanting Cells

A team led by Columbia University Biomedical Engineering Professor Gordana Vunjak-Novakovic has designed a creative new approach to help injured hearts regenerate by applying extracellular vesicles secreted by cardiomyocytes rather than implanting...
23-Apr-2018 11:05 AM EDT Add to Favorites


Five Columbia Engineering Professors Win NSF CAREER Awards

Five Columbia Engineering professors have won the National Science Foundation’s prestigious Faculty Early Career Development (CAREER) awards this year. The grants, each totaling $500,000 over five years, are among the most competitive given by the...
9-Apr-2018 5:05 PM EDT Add to Favorites

First Dynamic Spine Brace—Robotic Spine Exoskeleton—Characterizes Spine Deformities

Columbia Engineering researchers have invented a new Robotic Spine Exoskeleton, a dynamic spine brace that enabled them to conduct the first study that looks at in vivo measurements of torso stiffness and characterizes the three-dimensional...
9-Apr-2018 2:05 PM EDT Add to Favorites

Adult-like Human Heart Muscle Grown from Patient-specific Stem Cells

Researchers have developed a radically new approach to growing in the lab adult-like human heart muscle from human induced pluripotent stem cells in only four weeks. They compressed the development timeframe into a faster, more complete transition...
3-Apr-2018 9:05 AM EDT Add to Favorites

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