177 results found for chemistry

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00:35:00

Chemistry Lab Orientation with Dr. Dillon

by Stephanie Dillon
Chemistry Lab Orientation with Dr. Dillon
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 2081 views
Rating:

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00:07:00

Self-assembled nanoparticles using a mixture of temperature responsive copolymers

by Yohei Kotsuchibashi
Self-assembled nanoparticles using a mixture of temperature responsive copolymers
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1268 views
Rating:

Temperature responsive polymer is an interesting material that shows reversible hydration/dehydration behavior in water at 32C, termed as the lower critical solution temperature (LCST). In this video, temperature responsive block copolymers are focus....

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00:33:00

Nanoscopy – allowing molecules to be examined inside living cells

by Eric Betzig
Nanoscopy – allowing molecules to be examined inside living cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 2861 views
Rating:

Eric Betzig shared the 2014 Chemistry Nobel prize with fellow American William E. Moerner and Romanian-German Stefan W. Hell for revolutionising science through the development of super-resolved fluorescence to exceed the accepted limits of tradition....

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00:30:00

The Hunt May Be Up for the Carrier of the Diffuse Interstellar Bands and other stories

by Harry Kroto
The Hunt May Be Up for the Carrier of the Diffuse Interstellar Bands and other stories
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1409 views
Rating:

The development of radio telescopes has revolutionized our understanding of the molecular constitution of the interstellar medium ISM. A recent surprise that the element carbon had up its sleeve was the existence of C60, Buckminsterfullerene, the thi....

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00:32:00

Fun with Light and Single Molecules

by William Moerner
Fun with Light and Single Molecules
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1237 views
Rating:

More than 25 years ago, single molecules were first detected optically, but how do we really detect a single molecule today, and what good is it? It is an amazing fact that you can even detect single molecules with your own eyes. When a new regime of....

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00:29:00

Electron Transfer Theory in Single Molecule Studies of Intermittent Fluorescence of Quantum Dots and in Initial Steps in Dye Sensitized Solar Cells

by Rudolph Marcus
Electron Transfer Theory in Single Molecule Studies of Intermittent Fluorescence of Quantum Dots and in Initial Steps in Dye Sensitized Solar Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1505 views
Rating:

Intermittently fluorescing single molecule systems are found in many materials, including semiconductor quantum dots (QD), dyes on crystalline or nanoparticle film surfaces, and biological systems. The QD's show a ~ -3/2 power law for the distributio....

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00:33:00

Molecules Against Cancer or for Long-Term Memory Storage

by Roger Tsien
Molecules Against Cancer or for Long-Term Memory Storage
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1189 views
Rating:

For cancer diagnosis and therapy, we are developing activatable cell penetrating peptides (ACPPs), synthetic molecules with a novel amplifying mechanism for homing to diseased tissues. ACPPs are polycationic cell penetrating peptides whose cellular u....

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00:26:00

NMR in Biology, Chemistry and Medicine

by Kurt Wurthrich
NMR in Biology, Chemistry and Medicine
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1650 views
Rating:

For the discovery of the physics phenomenon of nuclear magnetic resonance (NMR), Felix Bloch and Edward Purcell were awarded the Nobel Prize in Physics in 1952. NMR has then been used in a wide range of fundamental studies in physics, and in the 1960....

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00:35:00

How to Synthesize a Wide Variety of Optically Active Compounds with >99% Optical Purity

by Ei-ichi Negishi
How to Synthesize a Wide Variety of Optically Active Compounds with >99% Optical Purity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1461 views
Rating:

The discovery and synthetic applications of a widely applicable and highly enantioselective (>99% ee) protocol consisting of the 'ZACA reaction' (Zr-catalyzed asymmetric carboalumination of alkenes), purification of the ZACA-products by lipase-cat....

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00:31:00

Catalysis at Surfaces: From Atoms to Complexity

by Gerhard Ertl
Catalysis at Surfaces: From Atoms to Complexity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1254 views
Rating:

This lecture addresses the question if spatio-temporal self-organisation of matter which is so characteristic for living systems can also be verified with a simple inorganic reaction in which the observed phenomena of complexity can be traced back to....

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00:27:00

Roles of the Ubiquitin System in Health and Disease

by Avram Hershko
Roles of the Ubiquitin System in Health and Disease
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1299 views
Rating:

The selective degradation of many short-lived proteins in eukaryotic cells is carried out by the ubiquitin-mediated proteolytic system. In this pathway, proteins are targeted for degradation by covalent ligation to ubiquitin, a highly conserved small....

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00:31:00

Structural Aspects of Protease Control in Health and Disease

by Robert Huber
Structural Aspects of Protease Control in Health and Disease
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1297 views
Rating:

This lecture starts out with a very brief review of the history of protein crystallography and continue with our studies since 1970 on proteolytic enzymes and their control. Proteolytic enzymes catalyse a very simple chemical reaction, the hydrolytic....

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00:33:00

Towards Adaptive Chemistry

by Jean-Marie Lehn
Towards Adaptive Chemistry
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1332 views
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Molecular chemistry implementing reversible chemical bonds between atoms in molecules, as well as supramolecular chemistry, whose molecular components are held together by intermolecular interactions, are able to undergo a continuous change in consti....

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00:32:00

Aquaporin Water Channels – From Atomic Structure to Malaria

by Peter Agre
Aquaporin Water Channels – From Atomic Structure to Malaria
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 2921 views
Rating:

Aquaporin channels allow water to rapidly cross cell membranes in all living organisms. AQP1 confers red cells and proximal renal tubules with high water permeability. Present in renal collecting duct, AQP2 is regulated by vasopressin, and human muta....

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00:31:00

Seeing is Believing – A Hundred Years of Visualizing Molecules

by Venkatraman Ramakrishnan
Seeing is Believing – A Hundred Years of Visualizing Molecules
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1206 views
Rating:

It has been a hundred years since molecules were first visualized directly by using x-ray crystallography. That gave us our first look at molecules as simple as common salt to one as complex as the ribosome that has almost a million atoms. In the las....

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01:05:00

Is chemistry really so difficult?

by Andrea Sella
Is chemistry really so difficult?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 1071 views
Rating:

Chemistry has progressed in a way few outsiders appreciate. It underpins many other sciences; from genomics and molecular biology, food and sports science, through to cosmology and planetary science. Why hasn't the public impression of chemistry evol....

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00:03:00

C28

by Harry Kroto
C28
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1853 views
Rating:

A brief description of the C28 molecule and its relationship to Uranium

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00:02:00

H2 Molecules in Space: 2 and 3 Body Collisions H3+

by Harry Kroto
H2 Molecules in Space: 2 and 3 Body Collisions H3+
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 3088 views
Rating:

A brief description to why it is problematic to make H2 in space, and how H3+ molecules are formed

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00:02:00

The Fundamental Aspect of Chemistry in 1 Minute, the Periodic Table, and Angular Momentum in Quantum Mechanics

by Harry Kroto
The Fundamental Aspect of Chemistry in 1 Minute, the Periodic Table, and Angular Momentum in Quantum Mechanics
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1599 views
Rating:

A brief explanation of quantum mechanics, and how it is related to the periodic table and all of life

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00:01:00

Creativity Synthesis Chemistry: CO2 + Water +Photons

by Harry Kroto
Creativity Synthesis Chemistry: CO2 + Water +Photons
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1683 views
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Dr. Kroto talks about his favorite synthesis reaction in chemistry

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00:02:00

Nitrosethane Moleular Flexibility

by Harry Kroto
Nitrosethane Moleular Flexibility
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1544 views
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A brief description of one of Dr. Kroto's favorite molecules, nitrosethane

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00:04:00

Lab Synthesis and Radio Detection of Long Carbon Chains HC5N, HC7N, HC9N in Interstellar Space

by Harry Kroto
Lab Synthesis and Radio Detection of Long Carbon Chains HC5N, HC7N, HC9N in Interstellar Space
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 2043 views
Rating:

A brief explanation of the methods to creating a carbon chain, and detection of the frequency of a photon emitted by a rotating molecule, and how these methods led to the discovery of new organic compounds in the constellation Taurus

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00:01:00

Sussex Fullerene Chemistry C60Ferrocene Complex, C60Cl6, C60Ph5H

by Harry Kroto
Sussex Fullerene Chemistry C60Ferrocene Complex, C60Cl6, C60Ph5H
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1500 views
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Dr. Kroto talks about three examples of fullerene chemistry

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00:03:00

C60 and C70: The Isolated Pentagon Rule (IPR) for Pristine Fullerene Stability – Kroto Simultaneously Proven by Schmalz et al

by Harry Kroto
C60 and C70: The Isolated Pentagon Rule (IPR) for Pristine Fullerene Stability – Kroto Simultaneously Proven by Schmalz et al
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 2384 views
Rating:

Dr. Kroto explains his Isolated Pentagon Rule and how it contributes to fullerene stability

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00:05:00

Microwave + Photoelectron Spectroscopy of Thiacarbonyls, Phospha-alkenes and -alkynes, Boron Sulphides C=S, C=P, B=S, etc.

by Harry Kroto
Microwave + Photoelectron Spectroscopy of Thiacarbonyls, Phospha-alkenes and -alkynes, Boron Sulphides C=S, C=P, B=S, etc.
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 5653 views
Rating:

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00:04:00

Microwave Spectrum of NCNCS: A Quasilinear Molecule with a Monodromy Point

by Harry Kroto
Microwave Spectrum of NCNCS: A Quasilinear Molecule with a Monodromy Point
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1659 views
Rating:

Dr. Kroto analyzes the microwave spectrum of NCNCS

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00:04:00

Molecular Spectroscopy: Rotational, Vibrational, Electronic All on One Sheet: My ABCÉ System

by Harry Kroto
Molecular Spectroscopy: Rotational, Vibrational, Electronic All on One Sheet: My ABCÉ System
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 1923 views
Rating:

Dr. Kroto describes his ABC system for spectroscopy, a systematic method that can be applied to vibrational, rotational, and electronic spectrocopies

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00:06:00

Nanotechnology Overview: Molecular Machines, 21st Century Chemistry, Nanotubes

by Harry Kroto
Nanotechnology Overview: Molecular Machines, 21st Century Chemistry, Nanotubes
for 14-18 and upwards,
Lectures | 14-18 and upwards | 9 years ago | 4981 views
Rating:

A brief description of nanotechnology, carbon nanotubes, and Van de Waal's Forces

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00:34:00

The Dawn of the Fullerenes: A Research Adventure

by Robert Curl
The Dawn of the Fullerenes: A Research Adventure
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1606 views
Rating:

When he received the 1996 Nobel Prize in Chemistry together with Richard E. Smalley (who also worked at Rice) and Sir Harold Kroto (at the time at the University of Sussex, UK), this was a true example of national and international scientific collabo....

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00:32:00

C60-Buckminsterfullerene: Not just a Pretty Molecule

by Harry Kroto
C60-Buckminsterfullerene: Not just a Pretty Molecule
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1907 views
Rating:

Amongst the Nobel Laureates lecturing in Lindau, Sir Harold Kroto would probably earn the award for the most unusual and characteristic way of presenting. This lecture, which is the first he ever gave in Lindau, is no exception. Kroto`s way of presen....

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00:05:00

Fuel Cells – Main Aspects

by Alfonso Felipe
Fuel Cells – Main Aspects
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1397 views
Rating:

Fundamental aspects and properties of fuel cells in the environment of renewables.

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00:09:00

Electrochemical Basis of Fuel Cells

by Alfonso Felipe
Electrochemical Basis of Fuel Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1237 views
Rating:

Know the basics of electrochemical fuel cells and batteries

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00:10:00

Main Components of a Fuel Cell

by Alfonso Felipe
Main Components of a Fuel Cell
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1335 views
Rating:

Learn the basics of a fuel cell

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00:04:00

Classification of Fuel Cells

by Alfonso Felipe
Classification of Fuel Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2088 views
Rating:

Know the most important criteria for the classification of the fuel cells

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00:08:00

Fuels

by Alfonso Felipe
Fuels
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1388 views
Rating:

Most used fuel in fuel cells, the advantages of their use and limitations

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00:11:00

Proton Exchange Membrane Fuel Cells

by Alfonso Felipe
Proton Exchange Membrane Fuel Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1268 views
Rating:

Basic characteristics of the batteries based on proton exchange membrane

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00:10:00

Transport in PEMFC

by Alfonso Felipe
Transport in PEMFC
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1237 views
Rating:

Understand the transport phenomena that take place in the membranes used in PEMFC

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00:13:00

Power Plants

by Alfonso Felipe
Power Plants
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1284 views
Rating:

Criteria to classify Fuel Cells

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00:14:00

Fuels. Hydrogen

by Alfonso Felipe
Fuels. Hydrogen
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1279 views
Rating:

Understand the advantages and limitations of using hydrogen in fuel cells

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00:12:00

Applications of Fuel Cells

by Alfonso Felipe
Applications of Fuel Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1349 views
Rating:

Most important applications in the field of fuel cells

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00:11:00

Deviations from ideal behaviour

by Alfonso Felipe
Deviations from ideal behaviour
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1393 views
Rating:

Understanding the phenomena that cause the reduction in efficiency that occurs in the fuel cell operation

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00:08:00

Overpotential

by Alfonso Felipe
Overpotential
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2728 views
Rating:

Polarization curves of the fuel cells, and the phenomena which cause a decline in energy efficiency

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00:11:00

Direct Methanol Fuel Cells

by Alfonso Felipe
Direct Methanol Fuel Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1402 views
Rating:

Methanol fuel cells (DMFC), its rationale and the advantages and limitations of their use over other fuel cells

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00:06:00

Alkaline Fuel Cells

by Alfonso Felipe
Alkaline Fuel Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1530 views
Rating:

Fundamental aspects of Alkaline Fuel Cells

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00:32:00

Part 3: Selective Microwave Heating of a Polar Reaction Substrate

by Gregory Dudley
Part 3: Selective Microwave Heating of a Polar Reaction Substrate
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 2837 views
Rating:

In part three of this three part series, FSU chemist Dr. Gregory Dudley, summarizes the conclusions of ongoing FSU microwave chemistry research. He discusses the implications and future prospects of microwave research, addressing how other labs could....

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00:30:00

Part 2: Selective Microwave Heating of an Ionic Reagent

by Gregory Dudley
Part 2: Selective Microwave Heating of an Ionic Reagent
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 2472 views
Rating:

In part two of this three part series, FSU chemist Dr. Gregory Dudley, discusses in depth the microwave chemistry research he's conducted in collaboration with FSU colleague Dr. Al Stiegman. The research outlines Friedel-Crafts substitutions, Aryl-Cl....

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00:30:00

Part 1: Selective Microwave Heating Design and Theory

by Gregory Dudley
Part 1: Selective Microwave Heating Design and Theory
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 3933 views
Rating:

In part one of this three part series, FSU chemist Dr. Gregory Dudley, puts forth the controversy that surrounds microwave chemistry research, he outlines physical theory of microwave chemistry, and discusses the research teams central design hypothe....

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00:02:00

Microwave Chemistry Introduction: Your dial goes up to 11

by Gregory Dudley
Microwave Chemistry Introduction: Your dial goes up to 11
for 18-22 and upwards22 and upwards,
DiscussionsLecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 2942 views
Rating:

This is the introduction to a three part research presentation on microwave chemistry given by FSU chemist Dr. Gregory Dudley. Dudley reports on joint FSU research surrounding microwave chemistry and its previously unknown potential in lab applicatio....

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