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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 5 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 3 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 12 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 8 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 10 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 11 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 5 plays
23:34 Covid-Era Laboratory Teaching: Part 3 Covid-Era Laboratory Teaching: Part 3	Covid-Era Laboratory Teaching: Part 3 In this first meeting instructors will have the opportunity to discuss plans for in-person labs with technology for remote participation, virtual labs, and more. Cornell lab instructors will present… fast video lab period laboratory classes semester session video availability top-level domains caption complete microfluidic microphone group goal things motivational theories learning goals research hybrid instruction equipment experiment free will utility camera linux-based devices student highlight cell phone good video classroom educational psychology question engineering microscope cell phone camera interesting demonstrate From Dave Winterstein on August 7th, 2020 7 plays Creation Date July 31st, 2020 Creator 1 First Name Carolyn Creator 1 Last Name Aslan Creator 1 Role Presenter Creator 2 First Name Benjamin Creator 2 Last Name Moss Creator 2 Role Presenter Landing Page https://teaching.cornell.edu/programs/faculty-instructors/workshops-and-other-opportunities/communities-practice
18:01 Covid-Era Laboratory Teaching: Part 2 Covid-Era Laboratory Teaching: Part 2	Covid-Era Laboratory Teaching: Part 2 In this first meeting instructors will have the opportunity to discuss plans for in-person labs with technology for remote participation, virtual labs, and more. Cornell lab instructors will present… control document camera learning remotely laboratory classes science and technology in the dutch republic demonstration caption complete cross-platform software microphone participant cameras question hybrid instruction equipment communication pretty good data management remote partnering remote participants marketing computer instrumentation understanding protoboard student internet privacy software 1st thing technologies biomedical engineering educational psychology presentation quarantine instruction shared microphone experience microscope laboratory equipment From Dave Winterstein on August 7th, 2020 15 plays Creation Date July 31st, 2020 Creator 1 First Name Carolyn Creator 1 Last Name Aslan Creator 1 Role Presenter Creator 2 First Name Benjamin Creator 2 Last Name Moss Creator 2 Role Presenter Landing Page https://teaching.cornell.edu/programs/faculty-instructors/workshops-and-other-opportunities/communities-practice
48:28 Open Broadcaster Software Studio - An Introduction Open Broadcaster Software Studio - An Introduction	Open Broadcaster Software Studio - An Introduction Open Broadcaster Software Studio is free and open source software for video recording and live streaming. This Zoom meeting will provide an overview of OBS and what it has to offer. We'll look… transcription (linguistics) start recording video tool deafness legal professions creative cloud broadcaster studio software video integrate multiple live stream multiple sources camp asia studio power point customer experience management open source good thing software package big advocate youtube live free software computer law live streaming machine generated captioning caption complete social networking services real time technical support question social information processing video stream high-definition television collaboration computer networking extra layer cool thing great week audio sources law enforcement equipment virtual camera cornell cooperate extension obs open broadcaster studio skills android (operating system) software start streaming bt group multiple things audio input facebook live help desk stream key From Paul Treadwell on June 8th, 2020 11 plays Content Categories Instructional Recordings Creation Date June 8th, 2020 Creator 1 First Name Paul Creator 1 Last Name Treadwell Searchable Yes
52:52 Life in the slow lane: Life in the slow lane:	Life in the slow lane: Tools and techniques for engaging participants with low-bandwidth connections Not everyone has access to, or can afford, a high-speed internet connection. During this Zoom meeting we will look… megabyte file people interact current data literacy skill size p.d.f. original image high bandwidth minimal size compress images image size windows software bandwidth connection text based low bandwidth teaching writing excess ability low bandwidth lower bandwidth power tools video file low tech image editor accessibility inclusion upcoming meetings skills insert pictures low bandwidth connections sociology of culture working remotely lower band file size design insert images agriculture monday morning discussion boards insert option image quality social networking services literacy issues smaller image digital literacy skill knowledge advanced optimization learning content management megabyte p.d.f. technology in society google classroom high bandwidth connection cropped areas cell phones read click couple weeks smaller file size feel free information science data management resize video digital camera digital divide applied linguistics people access creating content smaller file digital literacy streaming service large files develop content educational technology education technology caption complete file format lower bandwidth connection bandwidth requirements killer bytes internet culture staff site word document power point content management system learning objectives started working good morning cornell cooperate extension called power toys york city keeping accessibility From Paul Treadwell on May 18th, 2020 32 plays Content Categories Instructional Recordings Creation Date May 18th, 2020 Creator 1 First Name Paul Creator 1 Last Name Treadwell Creator 1 Role Presenter Language English Searchable Yes
01:12:41 Science on Sundays (SoS) w/ We Be Imagining Science on Sundays (SoS) w/ We Be Imagining	Science on Sundays (SoS) w/ We Be Imagining Zoom Recording ID: 295270305 UUID: zKQhJqMHT9iGd9YOSN+6Fw== Meeting Time: 2020-04-19T23:47:29Z Opening dance performance by Stanley Muñoz The mysterious phenomenon called ‘tears of… differential equations class project force dynamical systems aerodynamics pure math bioinformatics concepts in physics front seat good night real life compressive shock apply math coding flows good friend reference frame solutions alcohols social drinking caption complete partial differential equation differential equation special case alcohol concentration shock wave emotional abuse simple experiment flat surface continuum mechanics gravitational force rescaling idea fish scales glass applications wind tunnel thermally driven film health cool problem fingering instability surface tension gradient materials science cloud applications fingers follow inclination angle oral communication prior work surface tension public health time scale drinking wine windows software beautiful experiment u.s. education system partial differential equations race relations 2nd camera chemical engineering world digital library related waves fluid dynamics surface chemistry ecclesiastical titles fluid mechanics physical quantities religious leadership roles 1st question tiny tiny educational psychology unstable manifold geometry aircraft components body force bulk surface tension os x piping non-classical shock science education classical theory higher surface tension wine glass share screen surface stress screen sharing car windshield From Tapan Parikh on April 20th, 2020 32 plays Creator 1 NetID ja546
01:14:58 MAE 4710/5710 Applied Dynamics: Robotics,… MAE 4710/5710 Applied Dynamics: Robotics, Vehicles, Machines and Biomechanics (2020SP)	MAE 4710/5710 Applied Dynamics: Robotics, Vehicles, Machines and Biomechanics (2020SP) Zoom Recording ID: 118144186 UUID: vYnF+3lWStuJI2KhhUUDQA== Meeting Time: 2020-04-06T16:12:03Z mechanics pretty close wind picks boat moving humour nice feeling relative velocity aerodynamics internal energy blah blah concepts in physics real data velocity squared relative wind astrometry sail stall relative fluid math modeling wind coming fluid mechanics lift forces beep beep beep dynamics relative motion high performing management drag ratio mechanical engineering interesting thing critical thinking document camera bad stuff drag properties andy ruina wind relative kinematics call fission polish people class today kinetic energy performing boat caption complete energy analytic geometry coordinate system ignoring tipping food ingredients population dynamics physical quantities wind minus logistics questions beverages boat work geography terminology 1st time super high velocity angle attack population ecology classical mechanics aircraft wing design population relative loss sailing expert velocity relative big drag american alternative rock groups skills absolute velocity things add canoe paddle elementary geometry draw pictures 2nd law key thing glide slope demography office hours velocity triangle polish jokes cameras From Andy Ruina on April 6th, 2020 3 plays
01:01:30 From Farm to Takeoff: Small Unmanned Robots for… From Farm to Takeoff: Small Unmanned Robots for Agricultural & Biological Systems - Sierra Young	From Farm to Takeoff: Small Unmanned Robots for Agricultural & Biological Systems - Sierra Young true target hydraulic engineering water supply science fiction themes survey methodology long time potential function larger scale systems theory thermodynamics unmanned systems systems physically interact aquatic monitoring green function ground water supply larger system elementary geometry jes587 spatial resolution total cost mission specialist growing season human machine interaction individual factors water management drone reach physical interaction fluid dynamics sweet spot statistical theory human robot interaction microeconomics small unmanned real time camera mounted statistical terminology graphics software aerial vehicle high resolution water quality satellite navigation systems land air high level database management systems total time leaf level production economics probability theory systems science robotics surface vehicle cybernetics north carolina time dependent petroleum production area virtual reality field based diagonal block time dependency body function human data interaction ground robot philosophical terminology random target system complexity move faster data processing interior holes shared role model low cost commerce data collection full picture vehicle navigation optimal strategy user interface techniques integral operator role status caption complete design of experiments computer vision computer science collaboration human communication human spaceflight graduate student technology development case study display technology costs worst case From Jennifer Shipe on December 9th, 2019 25 plays
54:13 20191030_CIDA Keynote_Noah Snavely_Reconstructing… 20191030_CIDA Keynote_Noah Snavely_Reconstructing the 3D World from Images of Everything	20191030_CIDA Keynote_Noah Snavely_Reconstructing the 3D World from Images of Everything structured light crowd source central park association of public and land-grant universities windows software laser scanner people walking deep network input image photography satellites 1st thing driving car android (operating system) software reconstruct models ground truth depth elementary geometry augmented reality privacy issue real estate google earth predicting depth photo city cartography reconstructing plants linux software wireless locating living things freeware agriculture social sciences small scale construction site depth map wire frame work indoors pretty good real time camera positions computer vision conferences cornell university key challenge anthropology high resolution visualization (graphic) manufacturing tourist images geometry street view satellite imagery crowd sourced vision people tourist photos camera poses single image image processing r.g.b. images statistics deep learning data management ground truth black pyramids construction satellite meteorology and remote sensing mcgraw tower pixel area digital photography data collection software that uses qt data set 3d computer graphics theoretical computer science key problem applications of computer vision free science software surveying technology ios software caption complete computer graphics angle measure basic things death map free software computer vision itv children's television programmes computer science mannequin challenge hand side training data point cloud p.c. student people excited cornell tech remote sensing moving object plant health knowledge representation mass media social media site From Matt Gorney on November 8th, 2019 6 plays
01:17:44 Nuts and Bolts of Oxide MBE #1 (Schlom) Nuts and Bolts of Oxide MBE #1 (Schlom)	Nuts and Bolts of Oxide MBE #1 (Schlom) 2019 Cornell Summer School LINK to presentation slides former components of the dow jones industrial average nonmetals minimum temperature high temperature low vapor pressure a.t.m. chemical elements nitrogen common oxide glass components food colorings fully electronic video camera runaway reaction magnesium oxide liquid lead stainless steel inorganic compounds metallurgy thermodynamics reducing agents m.b.e. phases exist pyrotechnic fuels arsenide surface materials science substrate temperature solid solution 1st principles face diagram oxides coolants iron oxide 1st thing surface chemistry gels oxygen elementary geometry phases of matter titanium sphere super lattice diffusion link opium oxide fully automated phase diagram bulk diffusion thermodynamic data chemical mixtures statistical mechanics energy gas cabinet optical materials liquid nitrogen iii-v compounds transition metals surfaces hollow sphere oxygen molecular group rate cell biology ozone compatible cameras chemical properties piping union carbide biology and pharmacology of chemical elements kinetic theory higher temperature barium oxide electron beam reference book elementary shapes growth mode pressure vapor pressure low surface energy coop rates thermal mass building materials gallium arsenide exposed natural resources 100 degrees 2000 degrees free path water cooled high vapor pressure ellingham diagram single crystals making cooper mineralogy surface diffusion r.c.a. laboratories ecology gallium arsenide props guy environment high surface energy oxidize thing gases antacids crucible problem m.b.e. grown topology diagrams phase transitions m.b. read oscillations r.c.a. diffusion length face separating chemical engineering safety committee refractory materials steel physical quantities higher surface energy depends exponentially equilibrium chemistry free energy silica gel nice smooth cooking techniques analytic geometry tungsten filament lower temperature crazy oxide action content analytical chemistry metals smooth film caption complete ozone generator good thing good crucible aluminum arsenide periodic table meteorology oxidizing agents laboratory equipment semiconductor materials arsenides growth rate diffusion coefficient higher surface energetic species hydraulics action pressure oxygen pressure iarc group 1 carcinogens alkaline earth metals surface energy diffusion fusion cell zinc oxide low temperature good choice 1000 times reciprocal temperature molecular beams plumbing safety issues nice pure valves From James Overhiser on August 7th, 2019 182 plays