Nanodot Blog

Nanodot Blog 2017-06-01T17:48:21+00:00

Nanodot Blog

Inexpensive transparent conductors from correlated metal nanostructures

By | January 6th, 2016|Categories: Economics, Energy, Investment/Entrepreneuring, Molecular Nanotechnology, Nano, Nanobusiness, Nanodot, Nanotech, Nanotechnology, Research|

Highly correlated electron motions resembling electron liquids rather than electron gases, and found in some transition metal oxides, may enable inexpensive substitution for expensive displays.

Active and reversible control of nanoparticle optical properties

By | January 3rd, 2016|Categories: Nano, Nanodot, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

Electrochemically modifying individual metallic nanoparticles and pairs of such nanoparticles enabled reversible tuning of their optical properties, including charge transfer plasmon formation in nanoparticle pairs.

Rolling DNA-based motors increase nano-walker speeds 1000-fold

By | December 12th, 2015|Categories: Bionanotechnology, Future Medicine, Healing/preserving environment, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

Coating micrometer-sized glass spheres with hundreds of DNA strands complementary to an RNA covering a glass slide enables the sphere to move, with the help of an enzyme that digests RNA bound to complementary DNA, a thousand times faster than conventional DNA-walkers.

Octopodal nanoparticles combine catalytic, plasmonic functions

By | December 11th, 2015|Categories: Energy, Healing/preserving environment, Nano, Nanobusiness, Nanodot, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

Eight-armed nanoparticles of gold coated with a gold-palladium alloy proved to be both efficient plasmonic sensors and efficient catalysts, even though gold alone is not normally a good catalyst and palladium is a poor plasmonic material.

Novel nanoconjugate delivers synergistic combination of microRNAs to treat cancer

By | December 11th, 2015|Categories: Bionanotechnology, Future Medicine, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

Two microRNAs with synergistic effects, one that suppresses tumor growth and another than inhibits tumor promotion, are combined in an RNA triple helix, complexed with a dendrimer to form nanoparticles, which are incorporated with a polymer to form a hydrogel that inhibits tumor growth when applied to the tumor.

Ultrasensitive microRNA assay with nanosensor to detect cancer

By | December 10th, 2015|Categories: Bionanotechnology, Future Medicine, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

A nanotechnology-based sensor provides fast, inexpensive, ultrasensitive assay of microRNA pattern to detect cancer using DNA immobilized on a synthetic gold nanoprism.

Using DNA nanotechnology to position molecules with atomic precision

By | December 9th, 2015|Categories: Artificial Molecular Machines, Atomically Precise Manufacturing (APM), Bionanotechnology, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanodot, Nanotech, Nanotechnology, Research|

German researchers have used scaffolded DNA origami to adjust the angle of a DNA hinge joint by altering the length of special "adjuster helices", causing molecules attached to the sides of the hinge to be displaced by as little as 0.04 nm.

Single-molecule light-driven nanosubmarine

By | December 5th, 2015|Categories: Artificial Molecular Machines, Foresight Kudos, Foresight News, Foresight News Articles, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology, Research|

Each time a laser pulse actuates the cis-trans isomerization of a single carbon-carbon double bond, a single-molecule nanosubmarine made of 244 atoms is driven forward 9 nm against Brownian diffusion.

Atomic precision in sculpting 3-D objects

By | December 3rd, 2015|Categories: Atomically Precise Manufacturing (APM), Nano, Nanodot, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

Nanometer-level control of the beam path of a scanning transmission electron microscope nudges an amorphous material into atomically precise epitaxial growth.

Generating hydrogen with single atom catalysts

By | November 13th, 2015|Categories: About Foresight, Energy, Foresight Kudos, Foresight News, Foresight News Articles, Healing/preserving environment, Nano, Nanodot, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

Single cobalt atoms have been positioned in nitrogen-doped graphene to catalytically produce hydrogen from water almost as effectively as using vastly more expensive platinum catalysts.

Architecture for atomically precise quantum computer in silicon

By | November 9th, 2015|Categories: Atomically Precise Manufacturing (APM), Computational nanotechnology, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology, Research|

Building on previous work on single atom transistors and single atom qubits, Australian researchers have incorporated a quantum error correction code to make possible a scalable 3D silicon chip architecture that could lead to operational quantum computers.

One-directional rotation in a new artificial molecular motor

By | November 5th, 2015|Categories: Artificial Molecular Machines, Atomically Precise Manufacturing (APM), Molecular manufacturing, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology, Research|

Independent rotation of two wheels attached to either end of an axle has been achieved in a light-driven artificial molecular motor, suggesting a basis for a nanometer-scale transport system.

DNA nanomachine lights up to diagnose diseases

By | November 2nd, 2015|Categories: Artificial Molecular Machines, Bionanotechnology, Future Medicine, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanotech, Nanotechnology, Research|

DNA nanotechnology produces an artificial molecular machine that changes shape when it encounters a specific antibody or other protein molecule, and emits light to signal the target's presence.

Chirality-assisted synthesis a new tool for nanotechnology

By | October 30th, 2015|Categories: Atomically Precise Manufacturing (APM), Computational nanotechnology, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology, Research|

A novel application of supramolecular chemistry allows molecules to join in only one direction, providing a new way to control the shape of large molecules.

Surface assisted self-assembly of DNA origami nanostructures

By | October 26th, 2015|Categories: Atomically Precise Manufacturing (APM), Bionanotechnology, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanodot, Nanotech, Nanotechnology, Research|

A lipid bilayer supported by a mica surface assisted the mobile self-assembly of DNA nanostructures of various shapes into micrometer-scale 2D lattices.

Free online edition of The Feynman Lectures on Physics

By | October 25th, 2015|Categories: About Foresight, Atomically Precise Manufacturing (APM), Molecular manufacturing, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology|

A free to read online edition of the classic 3-volume physics text developed from Richard Feynman's legendary Cal Tech physics lectures, specially designed for online reading, has been made available by the California Institute of Technology and the Feynman Lectures Website.

Conference video: New Methods of Exploring, Analyzing, and Predicting Molecular Interactions

By | October 8th, 2015|Categories: Bionanotechnology, Complexity, Computational nanotechnology, Meetings & Conferences, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanobusiness, Nanodot, Nanotech, Nanotechnology, Open Source, Research|

Prof. Art Olson discussed how we understand what we cannot see directly, how we integrate data from different sources, and how to develop software tools to move forward.

Foresight co-founder on the future of the human lifespan

By | October 6th, 2015|Categories: About Foresight, Abuse of Advanced Technology, Atomically Precise Manufacturing (APM), Bionanotechnology, Foresight News Articles, Future Medicine, Health & longevity, Life extension, Lifestyle, Machine Intelligence, Memetics, Military nanotechnology, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanotech, Nanotechnology, Risk Management|

Optimized Geek podcast featured Christine Peterson on the future of nanotechnology, human lifespan, artificial intelligence, finding love, and other topics.

Nanotechnology carries gene editing package into cells

By | October 2nd, 2015|Categories: Bionanotechnology, Future Medicine, Health & longevity, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanotech, Nanotechnology, Research|

Hijacking a viral method of replicating circular genomes, ball-of-yarn-like DNA clews are used to transport the protein and guide RNA molecules needed for gene editing into the cell nucleus.

DNA nanotechnology guides assembling cells into ‘Organoids’

By | September 30th, 2015|Categories: Bionanotechnology, Future Medicine, Health & longevity, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanodot, Nanomedicine, Nanotech, Nanotechnology, Research|

DNA strands decorating cell membranes like 'Velcro' program the adhesion of cells to other cells or to extracellular matrices to build tiny tissue models.

Catalytic micromotors demonstrate carbon dioxide removal from water

By | September 29th, 2015|Categories: Bionanotechnology, Biosphere, Environment, Health, and Safety, Healing/preserving environment, Nano, Nanobiotechnology, Nanodot, Nanoscale Bulk Technologies, Nanotech, Nanotechnology, Research|

A micromotor covered with the enzyme carbonic anhydrase zips through water rapidly converting dissolved carbon dioxide to the bicarbonate ion, which can then be precipitated as calcium carbonate.

Atomically precise boron doping of graphene nanoribbons

By | September 28th, 2015|Categories: Atomically Precise Manufacturing (APM), Computational nanotechnology, Environment, Health, and Safety, Healing/preserving environment, Molecular Electronics, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology, Productive Nanosystems, Research|

The ability to dope graphene nanoribbons with boron atoms to atomic precision opens a range of possible new applications, from chemical sensing to nanoelectronics to photocatalysis to battery electrodes.

Parallel to protein folding improves DNA origami process

By | September 27th, 2015|Categories: Artificial Molecular Machines, Bionanotechnology, Molecular Nanotechnology, Nano, Nanobiotechnology, Nanodot, Nanotech, Nanotechnology, Research|

Designing a small DNA origami that can fold in several almost equivalent ways demonstrates how understanding and guiding the folding pathway can improve the efficiency of the folding process, potentially leading in more complex situations to higher yields of the desired nanostructure and fewer misfolded structures.

Review of artificial molecular machines and their controlled motions

By | September 18th, 2015|Categories: Artificial Molecular Machines, Molecular manufacturing, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology, Reviews|

An extensive review of artificial molecular machines, their large-amplitude motions, and the changes these motions produce, emphasizes small molecules and the central role of chemistry in their design and operation.

Conference video: Bringing Computational Programmability to Nanostructured Surfaces

By | September 11th, 2015|Categories: About Foresight, Computational nanotechnology, Foresight News Articles, Meetings & Conferences, Molecular Nanotechnology, Nano, Nanodot, Nanotech, Nanotechnology|

Dr. Alex Wissner-Gross surveyed the interplay between programmability of bits and atoms in the development of technology, asking how the recent successes with programming bits can help nanotechnology progress in programming atoms.