Search for tag: "atoms"

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14:23 Patrick Singleton 2020 REU final presentation Patrick Singleton 2020 REU final presentation	Patrick Singleton 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z bigger nozzle cad design metal flanges birth rate chemical elements higher order individual atoms long time knowledge symmetry break lattice constant reducing agents materials science sad moment group rates pro camera m.b. system concepts in physics time scale scale ability electron arc shape waiting room substrate electron count oxygen charge carriers 120 degrees crystal growth rotation averaging theoretical structure effective communication anions general manager measurement crystallography ray diffraction musical quintets open source program fluid dynamics cell biology inorganic chemistry lower angles chemical properties atomic physics actual data spintronics conditions existing nozzle spray painting emerging technologies data points high quality constructive voltage bias magazines published in new york city properties mechanical engineer computational neuroscience length interesting 333 peaks stainless steel intensity signal symmetry bad conditions molecular beam and uncertainty wonderful thing thin film learning bias voltage transition metals higher quality images drama anime and manga band structure temperature abstract algebra mechanical parts linear equations rates fluid mechanics pattern formation artificial intelligence ultra high machine learning algorithm experimental structure painting techniques physical quantities systematic oxygen rich samples 1st place machine learning atomic structure red box shaped nozzle transition temperature inch diameter demonstrate metal organic lower shaft energy levels sample symmetry breaking crystals neural network caption complete information finalized designs single crystal good thing periodic table application green dot growth rate precursor gas circles literature fusion cells musical quartets equal story demonstrating elementary geometry electronic properties structure dotted lines unsupported courts fusion cell scripting languages diffraction exponential decay inch wafer rotational symmetry consistency thermodynamic properties From James Overhiser on August 12th, 2020 0 plays
16:09 Chase Hanson 2020 REU final presentation Chase Hanson 2020 REU final presentation	Chase Hanson 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z bigger nozzle cad design metal flanges birth rate chemical elements higher order individual atoms long time knowledge symmetry break stainless steel reducing agents materials science sad moment group rates pro camera m.b. system time scale scale ability electron arc shape compound waiting room condensed matter physics electron count charge carriers 120 degrees crystal growth rotation averaging theoretical structure effective communication anions general manager measurement crystallography ray diffraction musical quintets open source program fluid dynamics cell biology inorganic chemistry lower angles chemical properties atomic physics functional theory experiment biology and pharmacology of chemical elements spintronics existing nozzle spray painting emerging technologies data points high quality concepts in aesthetics voltage bias relaxation magazines published in new york city properties superconductor mechanical engineer interpersonal relationships computational neuroscience transition length 333 peaks inch wafer intensity signal symmetry bad conditions molecular beam and uncertainty wonderful thing thin film learning bias voltage transition metals higher quality images drama anime and manga band structure temperature abstract algebra mechanical parts linear equations question rates fluid mechanics pattern formation artificial intelligence ultra high machine learning algorithm experimental structure english-language journals virtue physical quantities systematic oxygen rich samples 1st place machine learning atomic structure red box shaped nozzle transition temperature inch diameter metal organic lower shaft calculation symmetry breaking crystals neural network caption complete information finalized designs single crystal good thing periodic table green dot growth rate precursor gas circles musical quartets elementary arithmetic equal story characters elementary geometry electronic properties structure dotted lines fermi level unsupported courts fusion cell scripting languages energy levels exponential decay actual data rotational symmetry thermodynamic properties From James Overhiser on August 12th, 2020 0 plays
12:50 Jacob Steele 2020 REU final presentation Jacob Steele 2020 REU final presentation	Jacob Steele 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z deductive reasoning bigger nozzle cad design metal flanges distortion birth rate chemical elements questions higher order individual atoms long time increase knowledge symmetry break stainless steel reducing agents molecular beam presentation green dot materials science sad moment group rates pro camera m.b. system time scale scale ability electron arc shape determine waiting room substrate electron count charge carriers 120 degrees inorganic chemistry rotation averaging theoretical structure effective communication anions biological processes energy general manager growth rate constant oscillations theories ray diffraction musical quintets open source program fluid dynamics cell biology crystal growth lower angles chemical properties atomic physics actual data particles spintronics conditions existing nozzle spray painting emerging technologies data points interactions marketing high quality voltage bias magazines published in new york city reaction mechanical engineer computational neuroscience length 333 peaks inch wafer symmetry bad conditions public speaking communication and uncertainty wonderful thing thin film learning bias voltage constant transition metals electronic higher quality images drama anime and manga band structure temperature abstract algebra mechanical parts linear equations rates pattern formation artificial intelligence red box ultra high direction emergence machine learning algorithm experimental structure matter physical quantities systematic oxygen rich samples 1st place intensity machine learning atomic structure intensity signal shaped nozzle transition temperature inch diameter metal organic lower shaft measurement exponential decay symmetry breaking crystals neural network caption complete information finalized designs crystallography single crystal good thing periodic table suboxone growth rate precursor gas circles musical quartets equal story elementary geometry electronic properties fluid mechanics dotted lines unsupported courts fusion cell philosophical concepts scripting languages energy levels analysis materials rotational symmetry thermodynamic properties chemical kinetics From James Overhiser on August 12th, 2020 0 plays
13:50 Sophia Madelone 2020 REU final presentation Sophia Madelone 2020 REU final presentation	Sophia Madelone 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z bigger nozzle cad design metal flanges birth rate chemical elements industrial processes higher order individual atoms long time knowledge symmetry break stainless steel reducing agents materials science sad moment group rates pro camera m.b. system concepts in physics time scale scale ability arc shape vacuum waiting room electron count molybdenum charge carriers 120 degrees crystal growth rotation averaging theoretical structure effective communication anions understood general manager design measurement crystallography ray diffraction steels musical quintets open source program fluid dynamics cell biology inorganic chemistry lower angles chemical properties atomic physics actual data spintronics drama anime and manga existing nozzle spray painting emerging technologies data points high quality deposition voltage bias magazines published in new york city manufacturing manufacturer building materials mechanical engineer abstract algebra computational neuroscience connection 333 peaks inch wafer intensity signal symmetry bad conditions molecular beam and uncertainty wonderful thing thin film learning bias voltage roofing materials transition metals higher quality images utility band structure mechanical engineering mechanical parts linear equations system gases rates pattern formation artificial intelligence systems engineering machine learning algorithm experimental structure fusion cell understand physical quantities systematic oxygen rich samples 1st place machine learning atomic structure red box shaped nozzle transition temperature inch diameter metal organic fabrications ultra high lower shaft symmetry breaking crystals neural network caption complete information finalized designs single crystal good thing periodic table length thermodynamic properties green dot growth rate precursor gas circles musical quartets equal story elementary geometry electronic properties fluid mechanics dotted lines unsupported courts paradigm scripting languages energy levels exponential decay rotational symmetry chemistry From James Overhiser on August 12th, 2020 0 plays
14:16 William Taranto 2020 REU final presentation William Taranto 2020 REU final presentation	William Taranto 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z bigger nozzle cad design metal flanges birth rate chemical elements machine learning algorithm higher order individual atoms long time knowledge symmetry break stainless steel point reducing agents materials science sad moment group rates pro camera m.b. system concepts in physics time scale scale ability arc shape waiting room electron count charge carriers 120 degrees crystal growth rotation averaging vision theoretical structure effective communication anions general manager measurement crystallography ray diffraction musical quintets open source program fluid dynamics cell biology inorganic chemistry lower angles chemical properties atomic physics actual data spintronics existing nozzle spray painting emerging technologies high quality component elementary shapes relationship voltage bias magazines published in new york city collaborators mechanical engineer computational neuroscience region length 333 peaks inch wafer intensity signal probability bad conditions molecular beam and uncertainty wonderful thing symmetry thin film learning bias voltage transition metals higher quality images drama anime and manga band structure abstract algebra mechanical parts linear equations rates pattern formation artificial intelligence ultra high direction data points covariance experimental structure systematic physical quantities digital photography systematic oxygen rich samples 1st place machine learning atomic structure red box shaped nozzle transition temperature inch diameter distribution metal organic aesthetics lower shaft columbia records artists symmetry breaking crystals neural network caption complete triangle information finalized designs single crystal good thing periodic table green dot interpretable growth rate precursor gas circles musical quartets equal story dimensions sony bmg artists elementary geometry electronic properties fluid mechanics dotted lines unsupported courts fusion cell reflection scripting languages energy levels exponential decay rotational symmetry correlation thermodynamic properties From James Overhiser on August 12th, 2020 0 plays
16:00 Joseph Dill 2020 REU final presentation Joseph Dill 2020 REU final presentation	Joseph Dill 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z bigger nozzle cad design metal flanges birth rate chemical elements questions higher order geography long time knowledge symmetry break stainless steel reducing agents molecules presentation materials science sad moment group rates pro camera m.b. system time scale oxides scale ability arc shape waiting room bigger substrate electron count charge carriers 120 degrees inorganic chemistry rotation averaging constraints theoretical structure cartography effective communication anions general manager design measurement crystallography ray diffraction musical quintets open source program fluid dynamics cell biology crystal growth lower angles chemical properties atomic physics actual data particles spintronics individual atoms existing nozzle spray painting emerging technologies data points marketing high quality voltage bias magazines published in new york city mechanical engineer computational neuroscience industry simulation length 333 peaks inch wafer diameter symmetry bad conditions molecular beam and uncertainty wonderful thing thin film learning bias voltage transition metals higher quality images drama anime and manga band structure abstract algebra mechanical parts linear equations rates pattern formation percentage operations research red box ultra high artificial intelligence machine learning algorithm experimental structure simulate matter physical quantities systematic oxygen equation rich samples 1st place machine learning atomic structure intensity signal shaped nozzle transition temperature inch diameter distribution metal organic lower shaft nozzle sample symmetry breaking crystals neural network caption complete information finalized designs single crystal good thing periodic table percent thermodynamic properties green dot growth rate precursor gas circles musical quartets equal story optical spectrum elementary geometry electronic properties fluid mechanics dotted lines unsupported courts fusion cell center scripting languages energy levels exponential decay business software rotational symmetry elementary mathematics paradigm From James Overhiser on August 12th, 2020 1 plays
13:10 Deidre Grogan 2020 REU final presentation Deidre Grogan 2020 REU final presentation	Deidre Grogan 2020 REU final presentation Zoom Recording ID: 97214601225 UUID: fKT+tB9xS9G0Vwu20ZfE7Q== Meeting Time: 2020-08-06T16:51:44Z bigger nozzle labels cad design metal flanges birth rate chemical elements identify higher order individual atoms long time nociception knowledge parameters symmetry break stainless steel reducing agents materials science sad moment group rates pro camera m.b. system time scale scale ability arc shape waiting room molten electron count university charge carriers 120 degrees inorganic chemistry rotation averaging food storage containers vision circles effective communication anions general manager measurement crystallography ray diffraction musical quintets open source program atomic structure fluid dynamics cell biology crystal growth lower angles chemical properties atomic physics actual data scientists conditions existing nozzle spray painting emerging technologies segmentation data points high quality elementary shapes voltage bias magazines published in new york city carbide equations mechanical engineer computational neuroscience length advertising 333 peaks inch wafer intensity signal symmetry bad conditions molecular beam image and uncertainty wonderful thing thin film learning bias voltage transition metals image processing higher quality images drama anime and manga band structure abstract algebra mechanical parts linear equations rates pattern formation elementary algebra artificial intelligence red box ultra high plant reproduction machine learning algorithm experimental structure english-language television programs project management physical quantities digital photography systematic oxygen equation rich samples 1st place machine learning project crystal shaped nozzle transition temperature inch diameter metal organic spintronics control lower shaft symmetry breaking crystals neural network caption complete information finalized designs firing techniques single crystal good thing periodic table green dot furnace growth rate precursor gas breakdown musical quartets equal story computer graphics theoretical structure elementary geometry electronic properties class fluid mechanics dotted lines unsupported courts fusion cell scripting languages bottom energy levels exponential decay rotational symmetry thermodynamic properties From James Overhiser on August 12th, 2020 1 plays
01:06:49 Hot Topic Talk: Guided Materials Discovery… Hot Topic Talk: Guided Materials Discovery (w/virtual tour):Tyrel McQueen, Lucas and Mekhola	Hot Topic Talk: Guided Materials Discovery (w/virtual tour):Tyrel McQueen, Lucas and Mekhola Zoom Recording ID: 93911224526 UUID: thTMSuGSSu+9ac//s4/ulw== Meeting Time: 2020-07-27T15:54:57Z bodies of water protective gear high temperature high entropy concepts in physics chemical elements rooms materials discovery waiting room long time human behavior 23rd atoms knowledge interesting thing big takeaway corner sharing reducing agents systems crystal sapphire chamber quantum computing gas compositions breathing gases materials science percent efficient oxygen atoms group iv semiconductors steve mcqueen single crystal sapphire transparent materials wood products semiotics grow large stone age flux quantum oxygen power cores cognition giant current crystal growth cooking techniques randomly oriented google induction furnace statistical mechanics optical materials e-number additives electric and magnetic fields in matter local order crystallography chemical properties emotions time management biology and pharmacology of chemical elements pretty good real time real pleasure emerging technologies heat capacity pair magnet magnetism partial substitutions ontology pragmatics electrical current training high level upper limit nano structure popular candidate life time paradigm trainee university of colorado boulder native element minerals oxygen beacons american motorcycle racers solid composites floating zone technique heat source beginners and newcomers strategy metaphysics of mind design strategy spin spin 310 milliseconds quantum mechanics intelligence simple ingredients alloys emergence real 1st virtue industrial furnaces diatomic nonmetals spark plasma centering metalloids trigonal minerals physical quantities condensed matter physics silicon age dietary minerals interpersonal relationships theoretical computer science state functions kagami layers personal life mind large number life skills crystals metaphysics caption complete packaging materials single crystal optical flooding entropy stabilized boxing pyrotechnic fuels frustrated system large single crystals big box quantum materials local processes concepts in metaphilosophy si base quantities reactive nonmetals low temperature interesting physics economic geology concepts in the philosophy of mind thermodynamic properties higher level From James Overhiser on July 27th, 2020 1 plays
49:10 Polymers 2 Polymers 2	Polymers 2 Presenter: Caroline Hinrichs thermoplastics long chain amino acid industrial processes plastic wrap cleaning products high density polyethylene plastic polymers high pressure functional groups chemical nature density polyethylene low density plastic biology and pharmacology of chemical elements materials science recycling thermal plastic boiling water carbon chain carbon atoms couple questions prevent plastic pollution lot today big chain environmentally friendly polymers 2nd grader repeating units antiseptics e-number additives youtube channel diatomic nonmetals natural polymers double bottom protein folding good question rubber tree packaging materials computer storage media pressure super glad organic chemistry chemical processes landfills cleaner industry low density polyethylene low density pollution plastics commodity chemicals clear glass milk bottle feel free hydrogen sticking questions guys plastics applications takes longer english-language television programs gaseous signaling molecules reducing agents structural function airship technology functional group english-language journals monomers hot water great question egg white physical quantities milk containers rubbing alcohol matter glass bottles carbon based molecule high density dielectrics colored dots wait wait hydrogen caption complete ethylene polymer chemistry car tires diets chemical processing english-language television programming common plastic hydrogen bonds natural palmer eggs ethylene monomer shallow container cleaning double bind reactive nonmetals double bond display technology dehydration synthesis chemical bonding chemistry From Matt Gorney on July 17th, 2020 5 plays
58:15 My MeetingSeeing with Electrons My MeetingSeeing with Electrons	My MeetingSeeing with Electrons Zoom Recording ID: 98642485310 UUID: G+QV6B9+RTudd0xBtQaX2w== Meeting Time: 2020-06-17T14:52:29Z summer optical axis johns hopkins scientific techniques notebook price philosophical problems concepts in physics science and technology in the dutch republic graphic design electromagnetism ecclesiastical titles crystals mega ball material system charge density metaphysics caption complete metaphysics of mind electron microscopy concepts in the philosophy of science computer graphics human communication space telescope atoms inside density material function fuel cell american post-punk music groups ancient roman titles space observatories atomic physics information science start flying summer school triple digits electron microscope microscopes operation correction geometrical optics photography mind–body problem english-language journals 1.2 mega life span concepts in the philosophy of mind ontology open access journals bright spot philosophical theories scan precision energy loss philosophical concepts cognition 3 (number) strong peak microscopy thought radiation damage metaphysical theories electric charge atomic scale single layer electrical engineering optics consciousness studies tight spot From James Overhiser on June 17th, 2020 12 plays
35:39 CNF 30th - A Tiny Revolution: New Tools for… CNF 30th - A Tiny Revolution: New Tools for Synthetic Biology	CNF 30th - A Tiny Revolution: New Tools for Synthetic Biology silicon membrane borrowed ideas scotch tape silicon dioxide artificial cell protein factory nano system electricity plant physiology sugar molecules focused electron beam meetings single nucleotide polymorphisms george whitesides powerful tool current falls producing protein poor current basically produce electric field bacteriology special voltage negative electrode assembly area double strand biological systems membrane technology soil contamination dimensional version genetics cell biology hair pin microbiology atomic physics force required biology and pharmacology of chemical elements gene expression protein biosynthesis green cell electron beam nucleotide polymorphisms meter diameter physiology low voltage green receiver cell communication green arrays repressor protein length optical tweezers optical trap threshold voltage cutoff frequency excipients tightly focused electron nanometer diameter poor cell membrane d.n.a. molecule red center dna sequence d.n.a. lactose substitute molecular biology quorum sensing chemical engineering dimensional array physical quantities magnesium ions cells threshold behavior magnesium behavior electrical engineering red cells sweeteners positive electrode caption complete silicon layer coggan sequence sputter atoms biophysics molecular gate genetic code mediasite electromagnetism spaceflight diffusion limited environment threshold shift chemical sequence biotechnology chemistry limited number 3play_vodcnf_standard From Karlis Musa on February 19th, 2020 3 plays Content Categories Presentations Creation Date June 14th, 2007 Creator 1 First Name Gregory Creator 1 Last Name Timp
00:46 Mike Skvarla - NanoNuggets NanoDays 2016 Mike Skvarla - NanoNuggets NanoDays 2016	Mike Skvarla - NanoNuggets NanoDays 2016 people developed philosophical terminology concepts in physics technology caption complete dimensions things environment thermodynamics molecules 3play_vodcnf_standard scheme easier problems atoms understand exciting entire enables cognition cells enabling solve small chemistry From David Botsch on January 24th, 2020 0 plays
39:59 Introduction to Electron Microscopy Introduction to Electron Microscopy	Introduction to Electron Microscopy 2017 PARADIM Intro to TEM David Muller aperture size observational astronomy data sets big objects scattering individual atoms long time electron microscopy optical devices fraction pattern molecules electromagnetic potential electron microscope big fat spot atomic force microscope strong lens 1000000 volts concepts in physics photography magnetic field c.c.d. camera numerical aperture 1st thing diffraction limited zation damage diffraction pattern huge cross sections charge carriers spherical aberration microscopy big angles optics objective lens chip failed 1st electron bacteria optical microscope radiation damage atomic physics imaging mode uniformly illuminated electron lens electron beam aberration correct magnetism lens action energy loss s.c.m. magnetic lens scientific techniques microscopes optic axis statistics accelerator physics transmission electron microscope geometrical optics science of photography scanning electron microscope incredibly incredibly tiny knowledge representation projectile lenses diffraction spot physical quantities digital photography diffraction blur objective aperture viewing screen magnetostatics condenser lens caption complete free space c.c.d. scattering mechanism particle physics electron gun great amount small spot atomic resolution single transistor time varying field elastic scattering high voltage t.m. electromagnetism charged particles electron military equipment academic administration losses equation From James Overhiser on February 15th, 2019 44 plays
01:01:34 Linear Imaging Theory Linear Imaging Theory	Linear Imaging Theory 2017 PARADIM Linear Imaging Theory Robert Hovden d.n.a. dark field aperture size object function total intensity collaboration increases concepts in physics convergence angle area spherical aberration wide range covering today geometric shapes d.n.a. structure central minimum electron microscopy focal point intensity increases linear imaging model wave vectors control theory optical devices collection angle larger aperture electron microscope high angle architectural elements signal processing photography high pass filter transfer function uncorrected system phase shift darkfield regime functional form scattered electrons higher frequency bright field stem egyptian artefact types diffraction pattern science of photography point spread function high intensity probe elementary geometry integrals spatial frequency optics objective lens bright field regime bright spots real space low frequency reciprocal space blurring contribution sphere collaboration uncorrected instrument characteristic dimension incoherent imaging condition surfaces aperture function wave front atomic physics imaging mode contract transfer function white noise scanning transmission electron cohere imaging previous lecture distant plane elementary shapes stem higher angles high resolution incoherent linear image mil rating detector geometries field cone geometry types of functions aberration corrected constant phase length lower frequencies chromatic aberration conic sections amplitude squared aberration free scientific techniques microscopes measuring instruments intensity squared optic axis intensity decreases contrast transfer diffraction limit stem image individual atom radio spectrum incoherent imaging quantum mechanics aberration free probe multivariable calculus people meters focal plane bright field low angle amateur radio systems theory image plane coherent imaging condition collecting electrons blurring function transmission electron microscopy physical quantities digital photography angular spread double integral coherent imaging largest range face shift higher order aberrations raleigh criterion pio fairly interpretable transmission electron microscope square pulse geometrical optics digital signal processing 1st order caption complete probe tails nyquist limit blue curve subroutines broadcasting filter frequency response maximum frequency high frequency caustic curve hand side low pass filter spatial coordinates atoms closer coherent image sparrow criterion structural system pico meter dark background frequency space optimal aperture t.m. complex conjugate contrast transfer function wave function measure ultimately imaging condition annular darkfield incoherent imaging mode atomic number field stem atomic column inelastic interactions nobel prize angle medium chemistry focal imaging probe size From James Overhiser on February 15th, 2019 33 plays
01:09:52 Schrodinger equation and mean-field approximation… Schrodinger equation and mean-field approximation - Lecture 1.2	Schrodinger equation and mean-field approximation - Lecture 1.2 2016 PARADIM SUMMER SCHOOL Feliciano Giustino - Lecture 1.2 concepts in physics chemical elements simple equation solutions characteristic energy body wave function electronic structure correlation potential electron density architectural elements square divided 1st principles electron egyptian artefact types grammar particle equation electron charge force kinetic energy potential energy philosophical terminology principles nuclear mass hydrogen physics 1st electron particle physics quantum chemistry chemical properties body problem starting point cool interaction biology and pharmacology of chemical elements spintronics f.t. environmental science people talk atoms independent particle functions and mappings potential exacted chemical processes exclusion principle helium atom conservation laws mechanics extra potential electronic structure methods electron basically communication forms of energy reference frame tomorrow morning experimental parameter electrostatics complex number quantum mechanics hydrogen wave functions completely ignore single particle minus $13.00 quantum models airship technology 100 years potential energy coming physical quantities basically minus condensed matter physics potential energy hydrogen atom independent events nuclear potential pretty table column interaction state functions 40000 points takes care mathematical terminology square model helium physical principle caption complete single particle equation hydrogen semiconductor materials kinetic energy exchange potential total energy independent electron good news partial differential equations electron mass 1st step human communication electromagnetism electronic variables atomic number mass wave function From James Overhiser on February 15th, 2019 83 plays
42:46 Vibrational properties and phonons in DFT… Vibrational properties and phonons in DFT (Lecture 4.1)	Vibrational properties and phonons in DFT (Lecture 4.1) 2016 PARADIM SUMMER SCHOOL Feliciano Giustino - Lecture 4.1 force game mode 2nd atom bit larger energy concepts in physics difficult relations hearing elementary special functions sound wave equation reference frame medical terminology water molecule statistics planetary science web colors atomic physics d.f.t. pressure waves molecules special relations 2nd derivative caption complete arithmetic physical chemistry i.q. energy scale special directions blue circles secondary bodies mathematical analysis blue dots cartesian directions functions and mappings equations elementary mathematics equations of physics sound physical quantities chemistry mechanical vibrations condensed matter physics acoustics called density function chemical processes berlin zone matter square root total energy atoms find basically euclidean geometry harmonic approximation force constant From James Overhiser on February 14th, 2019 68 plays