Benefits of ACS Membership

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We will begin momentarily at 2pm ET Slides available now! Recordings available as an exclusive ACS member benefit. www.acs.org/acswebinars Contact ACS Webinars at acswebinars@acs.

1 We will begin momentarily at 2pm ET Slides available now! Recordings available as an exclusive ACS member benefit. Contact ACS Webinars at 1 Benefits of ACS Membership Chemical & Engineering News (C&EN) The preeminent weekly news source. NEW! Free Access to ACS Presentations on Demand ACS Member only access to over 1,000 presentation recordings from recent ACS meetings and select events. NEW! ACS Career Navigator Your source for leadership development, professional education, career services, and much more

2 youtube.com/acswebinars Search for acswebinars and connect! 3 Have Questions? Type them into questions box! Why am I muted? Don t worry. Everyone is muted except the presenter and host. Thank you and enjoy the show. Contact ACS Webinars at acswebinars@acs.org 4 2

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Hundreds of webinars presented by subject matter experts in the chemical enterprise.

3 Let s get Social post, tweet, and link to ACS Webinars during today s broadcast! Search for acswebinars and connect! 5 Learn from the best and brightest minds in chemistry! Hundreds of webinars presented by subject matter experts in the chemical enterprise. Recordings are available to current ACS members one week after the Live broadcast date. Broadcasts of ACS Webinars continue to be available to the general public LIVE every Thursday at 2pm ET! 6 3

Have you discovered the missing element? http://bit.

4 Have you discovered the missing element? Find the many benefits of ACS membership! 7 An individual development planning tool for you! Know your career options Develop strategies to strengthen your skills Map a plan to achieve your career goals ChemIDP.org 8 4

5 Upcoming ACS Webinars Thursday, October 12, 2017 Metacommunication: Conveying Passion and Engaging Others Matt Grandbois, Strategic Market Manager, Dow Chemical Company Patricia Simpson, Director of Academic Advising and Career Services for the School of Chemical Sciences, University of Illinois Thursday, October 19, 2017 Avoiding the Next Chemical Catastrophe: Strategies for Chemical Threat Reduction Andrew Nelson, Postdoctoral Appointee, International Biological and Chemical Threat Reduction Program, Sandia National Laboratories Ralph Stuart, Chemical Hygiene Officer, Keene State College and Chair, Safety Advisory Panel, ACS Committee on Chemical Safety Contact ACS Webinars at 9 Free Nano Day Events, Activities, and Resources!

6 11 How has ACS Webinars benefited you? The webinar taught me how to manipulate carbon, how to manipulate living systems and how to think creatively. A Jim Tour-de force in hammer-andtongs chemistry (NaK for God's sake!) applied decisively to solve fundamentals! Lasker award! Alfred Bader Award! Dr. Rob Meagley, Chief Scientist & Co-founder, nr, LLC and Founder, ONE nanotechnologies, LLC Be a featured fan on an upcoming webinar! Write to acswebinars@acs.org 12 6

org/acswebinars Thursday, October 12, 2017 Metacommunication: Conveying Passion and Engaging Others Matt Grandbois, Strategic

Chemical Sciences, University of Illinois Thursday, October 19, 2017 Avoiding the Next Chemical Catastrophe: Strategies for

7 13 Upcoming ACS Webinars Thursday, October 12, 2017 Metacommunication: Conveying Passion and Engaging Others Matt Grandbois, Strategic Market Manager, Dow Chemical Company Patricia Simpson, Director of Academic Advising and Career Services for the School of Chemical Sciences, University of Illinois Thursday, October 19, 2017 Avoiding the Next Chemical Catastrophe: Strategies for Chemical Threat Reduction Andrew Nelson, Postdoctoral Appointee, International Biological and Chemical Threat Reduction Program, Sandia National Laboratories Ralph Stuart, Chemical Hygiene Officer, Keene State College and Chair, Safety Advisory Panel, ACS Committee on Chemical Safety Contact ACS Webinars at 14 7

Free Nano Day Events, Activities, and Resources! http://bit.ly/acsnano 15 Nano 2.

Morrison Professor and Associate Director of the International Institute of

Fernandez Managing Editor, ACS Nano and Nano Letters Slides available now from

8 Free Nano Day Events, Activities, and Resources! 15 Nano 2.0: Multi-scale Nanomaterials Teri W. Odom Charles E. and Emma H. Morrison Professor and Associate Director of the International Institute of Nanotechnology, Northwestern University and Executive Editor, ACS Photonics Laura Fernandez Managing Editor, ACS Nano and Nano Letters Slides available now from GoToWebinar Dashboard! This ACS Webinar was co-produced with ACS External Affairs & Communications and ACS Publications 16 8

9 Nano 2.0: Multi-scale Nanomaterials Teri W. Odom Northwestern University Nano Day Nano 2.0 Connect to macroscale world Preserve nanoscale property Amplify nanoscale characteristic Integrate into super-structures Independent control over multiple length scales General design rules Hard materials Soft materials

10 Metals Periodicity Multiple length scales Lasing m 1 m 1 mm 100 mm 10 mm 1 mm 100 nm 10 nm 1 nm 0.1 nm 1 Å 20 10

Reminder: Two Aspects of a Laser Gain Medium:

2 lasing E 1 e - e - pump Resonator or Cavity:

E 2 E 1 E 2 Stimulated emission Amplification

nanocavity + Gain Nano-localized, ultrafast,

metal-dielectric waveguide M-I-M waveguide

11 Reminder: Two Aspects of a Laser Gain Medium: population inversion E 3 population inversion E 2 lasing E 1 e - e - pump Resonator or Cavity: feedback L gain medium E 0 excitation lasing E 1 E 2 E 1 E 2 Stimulated emission Amplification Coherence Resonance condition: λ = 2nL, q = 1, 2, 3 q Smallest resonator size: 2n 3 21 Plasmonic Lasers and Nanocavities Plasmonic nanocavity + Gain Nano-localized, ultrafast, coherent light sources Core-shell NP 1D metal-dielectric waveguide M-I-M waveguide Nature 460, 1110 (2009) Nature 461, 629 (2009) Opt. Express 17, (2009) 22 11

Cross-section (μm 2 ) Cross-section (μm 2 ) 10/9/2017 Single vs.

enhancements Dipolar radiation Photonics: High-quality resonances y x E

120, 10871 (2004) Nanoparticle array Strong dipolar interactions

depletion of plasmon energy W. Zhou and T.W. Odom, Nature Nanotech.

Chem. Lett. 3, 1229 (2012) 23 See also: W. Barnes, J. Gomez Rivas, A.

Torma Fabrication of Nanoparticle Arrays on Different Substrates Glass

Deposit Au H. Gao, J. Henzie, and T.W. Odom, Nano Lett 6, 2104 (2006) J.

12 Cross-section (μm 2 ) Cross-section (μm 2 ) 10/9/2017 Single vs. Nanoparticle Arrays Single nanoparticle Plasmonics: High-field enhancements Dipolar radiation Photonics: High-quality resonances y x E Q tot < 5 d << λ G.C. Schatz, et al. J. Chem. Phys. 120, (2004) Nanoparticle array Strong dipolar interactions Enhanced local fields Reduced radiative loss Q tot > 60 Slowed depletion of plasmon energy W. Zhou and T.W. Odom, Nature Nanotech. 6, 423 (2011) W. Zhou, Y. Hua, M.D. Huntington, and T.W. Odom, J. Phys. Chem. Lett. 3, 1229 (2012) 23 See also: W. Barnes, J. Gomez Rivas, A. Grigorenko, P. Torma Fabrication of Nanoparticle Arrays on Different Substrates Glass PU Cu PU Si Strip PU Float Cu hole array Au NPs on PU/glass Au Etch Cu Deposit Au H. Gao, J. Henzie, and T.W. Odom, Nano Lett 6, 2104 (2006) J. Henzie, M.H. Lee, and T.W. Odom, Nature Nanotech. 2, 549 (2007) A. Yang, T. B. Hoang, M. Dridi, C. Deeb, M. H. Mikkelsen G.C. Schatz, T.W. Odom, Nature Communications 6, 6939 (2015) 24 12

Co, M.R. Wasielewski, G.C. Schatz, and T.

13 Band-edge Optical Modes as Cavities in the Visible Experiment Simulation a 0 = 600 nm; h = 60 nm; d = 130 nm n = 1.52 n = 1.48 n = 1.44 Q > 220 Stationary band-edge state (v g ~ 0) W. Zhou, M. Dridi, J.Y. Suh, C.H. Kim, D.T. Co, M.R. Wasielewski, G.C. Schatz, and T.W. Odom, Nature Nanotech. 8, 506 (2013) A. Yang, T. B. Hoang, M. Dridi, C. Deeb, M. H. Mikkelsen G.C. Schatz, T.W. Odom, Nature Communications 6, 6939 (2015) 25 Lattice Plasmon Nanolasers Pump 800 nm 1 khz, 40 fs 400 nm 853 nm, FWHM = 1.5 nm Single-mode emission Narrow (< 1.5 nm) linewidth Clear threshold with nonlinear increase in intensity Beam with low divergence (< 1.5 ) Mechanism? W. Zhou, M. Dridi, J.Y. Suh, C.H. Kim, D.T. Co, M.R. Wasielewski, G.C. Schatz, and T.W. Odom, Nature Nanotech. 8, 506 (2013) A. Yang, T. B. Hoang, M. Dridi, C. Deeb, M. H. Mikkelsen G.C. Schatz, T.W. Odom, Nature Communications 6, 6939 (2015) 26 13

Transmissi on Transmissi on Below threshold Above

Semi-quantum Simulations Spontaneous Stimulated dpe

Y. Suh, C.H. Kim, D.T. Co, M.R. Wasielewski, G.C. Schatz, and T.

8, 506 (2013) 27 Superlattice (Multi-scale) Plasmons

A 0 ) = (6 µm, 9 µm) 5 µm 0.90 0.85 0.80 0.75 0.70 0.

60 400 600 800 1000 Wavelength (nm) 0.90 0.85 0.80 0.

65 Experiment 400 600 800 1000 Wavelength (nm) 1.

80 λ RA Simulation λ LSP λ L 400 600 800 1000

14 Transmissi on Transmissi on Below threshold Above threshold Transmissi on Transmissi on 10/9/2017 Semi-quantum Simulations Spontaneous Stimulated dpe 1 E dt e Spontaneous Stimulated W. Zhou, M. Dridi, J.Y. Suh, C.H. Kim, D.T. Co, M.R. Wasielewski, G.C. Schatz, and T.W. Odom, Nature Nanotech. 8, 506 (2013) 27 Superlattice (Multi-scale) Plasmons Single-lattice array a l 0 5 µm A 0 a 0 = 600 nm (l, A 0 ) = (6 µm, 9 µm) 5 µm Experiment Wavelength (nm) Experiment Wavelength (nm) λ RA Simulation λ LSP λ L Wavelength (nm) λ RA λ LSP 0.75 Simulation Wavelength (nm) D. Wang, A. Yang, A.J. Hryn, G.C. Schatz, and T.W. Odom, ACS Photonics 2, 1789 (2015) 28 14

Superlattice array l a 0 A 0 (l, A 0 ) = (18 µm,

7 0.6 820 840 860 880 900 920 Wavelength (nm) 0.

6 820 840 860 880 900 920 Wavelength (nm)

12, 889 (2017) 29 Multi-modal Lasing from

Measured band structure Simulated band structure

Band-edge (off-normal) b1 c1 b2 II III II I III

15 Intensity (a.u.) Intensity (a.u.) 10/9/2017 Can Superlattice Plasmons Lase? Superlattice array l a 0 A 0 (l, A 0 ) = (18 µm, 24 µm) Single-lattice array 10 µm Wavelength (nm) 0.9 Transmission a 0 a 0 = 600 nm 1 µm Wavelength (nm) Transmission D. Wang, W. Wang, A. Yang, Y. Hua, R. Schaller, G.C. Schatz, and T.W. Odom, Nature Nanotech. 12, 889 (2017) 29 Multi-modal Lasing from Band-edges at Zero and Non-zero Wavevectors Measured band structure Simulated band structure Angle-resolved emission b2 c1 Band-edge b1 a c1 Band-edge (off-normal) b1 c1 b2 II III II I III II III II Band-edge λ L λ L I D. Wang, W. Wang, A. Yang, Y. Hua, R. Schaller, G.C. Schatz, and T.W. Odom, Nature Nanotech. 12, 889 (2017) 30 15

(l, A 0 ) = (12 µm, 18 µm) (l, A 0 ) = (18 µm, 24 µm) (l, A 0 ) = (18 µm, 36 µm)

) 10/9/2017 Different Lifetimes for Different Modes I I Superlattice array

900 Wavelength (nm) I I λ L λ L I II λ ASE II 1 0.8 0.6 0.4 0.

2 0 16 ps 41 ps I II II SL 0 0 20 40 60 80 100 120 Time (ps) 22 ps 0 20 40 60 80 100

decayed faster than from non-radiative decay of NP coupling (Q λa = 139 < Q λc1 =

Hua, R. Schaller, G.C. Schatz, and T.W. Odom, Nature Nanotech.

Band-edge a c1 b1 Band-edge (off-normal) I II b1 Band-edge a c1 b1 Band-edge

16 (l, A 0 ) = (12 µm, 18 µm) (l, A 0 ) = (18 µm, 24 µm) (l, A 0 ) = (18 µm, 36 µm) Lifetime (ps) Lifetime (ps) Lifetime (ps) Lifetime (ps) Intensity (a.u.) 10/9/2017 Different Lifetimes for Different Modes I I Superlattice array Single-lattice array II emerged earlier than I Wavelength (nm) I I λ L λ L I II λ ASE II ps 41 ps I II II SL Time (ps) 22 ps Time (ps) from stronger near-field at λ a SL and faster population inversion II decayed faster than from non-radiative decay of NP coupling (Q λa = 139 < Q λc1 = 197) Wavelength (nm) D. Wang, W. Wang, A. Yang, Y. Hua, R. Schaller, G.C. Schatz, and T.W. Odom, Nature Nanotech. 12, 889 (2017) λ L I 31 Engineering Band-edge Modes by varying Patch Periodicity b1 Band-edge a c1 b1 Band-edge (off-normal) I II b1 Band-edge a c1 b1 Band-edge (off-normal) I II III b1 Band-edge a c1 b1 Band-edge (off-normal) I II III Wavevector (1/μm) Wavelength (nm) D. Wang, W. Wang, A. Yang, Y. Hua, R. Schaller, G.C. Schatz, and T.W. Odom, Nature Nanotech. 12, 889 (2017) 32 16

Symmetry-broken Superlattices Angle-resolved

line e pump I I I e line e pump e line // e pump

pump II II III II II II I,III II 820 840 860 880

Yang, Y. Hua, R. Schaller, G.C. Schatz, and T.W.

17 Intensity (a.u.) 10/9/2017 Switchable, Multi-modal Lasing in Symmetry-broken Superlattices Angle-resolved emission Far-field beam profile e line e pump e line e pump I I I e line e pump e line // e pump λ L I II III I I e line // e pump I e line // e pump II II III II II II I,III II Wavelength (nm) D. Wang, W. Wang, A. Yang, Y. Hua, R. Schaller, G.C. Schatz, and T.W. Odom, Nature Nanotech. 12, 889 (2017) 33 Polymers Disorder Multiple length scales Graphene 34 17

18 Natural Wrinkles at all Scales 35 Microscale Wrinkles: status quo E S hs EB 1 3 Method 1: Deposit metal film onto a compressive substrate Drawbacks for nano: continuous metal film > 10 nm; large E S /E B ratio Method 2: Chemically modify top of a pre-strained polymer Drawbacks for nano: h S & E S /E B are difficult to control and measure Adv. Funct. Mater. 20, 2550 (2010); Adv. Funct. Mater. 21, 4472 (2009) 36 18

19 Nanowrinkles by Chemical Patterning æ l µ h E ö S ç è ø E B 1 2 A 1 3 Wavelength proportional to skin thickness CF 4 λ 50 nm SF 6 λ 50 nm CHF 3 λ 100 nm Ar λ 200 nm M.D. Huntington, C.J. Engel, A.J. Hryn, and T.W. Odom, ACS Appl. Mater. Interfaces 5, 6438 (2013) 37 Multi-scale Nanowrinkles PS Film RIE treatment 1 st skin 1 st G of wrinkles (G1) 1 st cycle h 1 Heat T >T g λ 1 2 nd skin on G1 G1+G2 2 nd cycle h 2 λ 2 3 rd skin on G1+G2 G1+G2+G3 3 rd cycle h 3 λ 3 W.K. Lee, C.J. Engel, M.D. Huntington, T.W. Odom, Nano Lett. 15, 5624 (2015) 38 19

20 2D-2D 1D-1D 10/9/2017 Independent Control of Multi-scale Wrinkle Wavelengths Increasing G2 thickness x3 x3 x3 3 μm 3 μm 3 μm x3 x3 x3 3 μm 3 μm 3 μm W.K. Lee, C.J. Engel, M.D. Huntington, T.W. Odom, Nano Lett. 15, 5624 (2015) 39 2D-2D Wrinkles 2 μm ε 1 = 0.35, ε 2 =

Control of Generation and Multi-scale Wrinkle Wavelengths 1D-1D 2D-1D

Engel, M.D. Huntington, T.W. Odom, Nano Lett.

2D-2D-1D 2D-2D-2D 30 μm 3 μm 1 μm 30 μm 3 μm 1 μm 30 μm 3 μm 1 μm 30 μm

21 Control of Generation and Multi-scale Wrinkle Wavelengths 1D-1D 2D-1D 1D 1D 3 S FFT = 0.78 S FFT = 0.53 S FFT = μm W.K. Lee, C.J. Engel, M.D. Huntington, T.W. Odom, Nano Lett. 15, 5624 (2015) 41 Three Generations of Wrinkles 1D-1D-1D 2D-1D-1D 2D-2D-1D 2D-2D-2D 30 μm 3 μm 1 μm 30 μm 3 μm 1 μm 30 μm 3 μm 1 μm 30 μm 3 μm 1 μm W.K. Lee, C.J. Engel, M.D. Huntington, T.W. 30 Odom, μm Nano Lett. 15, 5624 (2015) 3 μm 1 μm 42 21

22 1D-2D-2D Wrinkles ε 1 = 0.3, ε 2 = 0.3, ε 3 = μm 43 2D-2D-2D Wrinkles ε 1 = 0.3, ε 2 = 0.3, ε 3 = μm 44 22

23 Superhydrophobic to Superhydrophilic 0 min 5 min 7 min 8 min 10 min 11 min 2D-2D-2D W.K. Lee, C.J. Engel, M.D. Huntington, T.W. Odom, Nano Lett. 15, 5624 (2015) 45 Monolithic Multi-scale Wrinkles: 3D stretchable surfaces Treat PS wrinkles with SF 6 Cast & cure PDMS Mold & silanize G1-G2-G3 PS G1-G2-G3 PDMS W.K. Lee, W-B. Jung, S.R. Nagel, T.W. Odom, Nano Lett. 16, 3774 (2016) 46 23

24 Multi-scale G1-G2-G3 PDMS Patterns Necessary for Complete Rebound W.K. Lee, W-B. Jung, S.R. Nagel, T.W. Odom, Nano Lett. 16, 3774 (2016) 10,000 fps; fixed V i 47 Durability of G1-G2-G3 PDMS Wrinkles Wear after rubbing with 1-kg weight W.K. Lee, W-B. Jung, S.R. Nagel, T.W. Odom, Nano Lett. 16, 3774 (2016) 48 24

25 Partial Preservation of Nanoscale Features under Stretching W.K. Lee, W-B. Jung, S.R. Nagel, T.W. Odom, Nano Lett. 16, 3774 (2016) 49 Multi-scale Patterning of Graphene: Conformal wrinkling Height map Current map Raman spectra W. K. Lee, J. Kang, K-S. Chen, C. J. Engel, W.-B. Jung, D. Rhee, M.C. Hersam, and T.W. Odom, Nano Lett. 16, 7121 (2016) 50 25

26 Multi-scale Graphene Wrinkles: Patterning adjacent regions of skin layers W. K. Lee, J. Kang, K-S. Chen, C. J. Engel, W.-B. Jung, D. Rhee, M.C. Hersam, and T.W. Odom, Nano Lett. 16, 7121 (2016) 51 Same Electrical / Different Mechanical Properties on Patterned Graphene Topography map Current map Crumples mm W. K. Lee, J. Kang, K-S. Chen, C. J. Engel, W.-B. Jung, D. Rhee, M.C. Hersam, and T.W. Odom, Nano Lett. 16, 7121 (2016) 52 26

Summary and Exciting Prospects Multi-scale hard nanomaterials -

Reconfigurable plasmon lattices - Evolutionary design of

polymer nanomaterials - Stretchable superhydrophobicity -

27 Summary and Exciting Prospects Multi-scale hard nanomaterials - Tunable, switchable nanolasing - Multi-modal nanolasing - Reconfigurable plasmon lattices - Evolutionary design of metasurfaces Multi-scale soft nanomaterials - Hierarchical polymer nanomaterials - Stretchable superhydrophobicity - Multi-functional substrates - Functional optoelectronic metasurfaces 53 The Odom Group 27

28 Nano 2.0: Multi-scale Nanomaterials Teri W. Odom Charles E. and Emma H. Morrison Professor and Associate Director of the International Institute of Nanotechnology, Northwestern University and Executive Editor, ACS Photonics Laura Fernandez Managing Editor, ACS Nano and Nano Letters Slides available now from GoToWebinar Dashboard! This ACS Webinar was co-produced with ACS External Affairs & Communications and ACS Publications 55 Free Nano Day Events, Activities, and Resources!

29 Upcoming ACS Webinars Thursday, October 12, 2017 Metacommunication: Conveying Passion and Engaging Others Matt Grandbois, Strategic Market Manager, Dow Chemical Company Patricia Simpson, Director of Academic Advising and Career Services for the School of Chemical Sciences, University of Illinois Thursday, October 19, 2017 Avoiding the Next Chemical Catastrophe: Strategies for Chemical Threat Reduction Andrew Nelson, Postdoctoral Appointee, International Biological and Chemical Threat Reduction Program, Sandia National Laboratories Ralph Stuart, Chemical Hygiene Officer, Keene State College and Chair, Safety Advisory Panel, ACS Committee on Chemical Safety Contact ACS Webinars at 57 Nano 2.0: Multi-scale Nanomaterials Teri W. Odom Charles E. and Emma H. Morrison Professor and Associate Director of the International Institute of Nanotechnology, Northwestern University and Executive Editor, ACS Photonics Laura Fernandez Managing Editor, ACS Nano and Nano Letters Slides available now from GoToWebinar Dashboard! This ACS Webinar was co-produced with ACS External Affairs & Communications and ACS Publications 58 29

30 How has ACS Webinars benefited you? The webinar taught me how to manipulate carbon, how to manipulate living systems and how to think creatively. A Jim Tour-de force in hammer-andtongs chemistry (NaK for God's sake!) applied decisively to solve fundamentals! Lasker award! Alfred Bader Award! Dr. Rob Meagley, Chief Scientist & Co-founder, nr, LLC and Founder, ONE nanotechnologies, LLC Be a featured fan on an upcoming webinar! Write to acswebinars@acs.org 59 youtube.com/acswebinars Search for acswebinars and connect! 60 30

31 Benefits of ACS Membership Chemical & Engineering News (C&EN) The preeminent weekly news source. NEW! Free Access to ACS Presentations on Demand ACS Member only access to over 1,000 presentation recordings from recent ACS meetings and select events. NEW! ACS Career Navigator Your source for leadership development, professional education, career services, and much more ACS Webinars does not endorse any products or services. The views expressed in this presentation are those of the presenter and do not necessarily reflect the views or policies of the American Chemical Society. Contact ACS Webinars at 62 31

32 Upcoming ACS Webinars Thursday, October 12, 2017 Metacommunication: Conveying Passion and Engaging Others Matt Grandbois, Strategic Market Manager, Dow Chemical Company Patricia Simpson, Director of Academic Advising and Career Services for the School of Chemical Sciences, University of Illinois Thursday, October 19, 2017 Avoiding the Next Chemical Catastrophe: Strategies for Chemical Threat Reduction Andrew Nelson, Postdoctoral Appointee, International Biological and Chemical Threat Reduction Program, Sandia National Laboratories Ralph Stuart, Chemical Hygiene Officer, Keene State College and Chair, Safety Advisory Panel, ACS Committee on Chemical Safety Contact ACS Webinars at 63 32

We will begin momentarily at 2pm ET. Slides available now! Recordings available as an exclusive ACS member benefit.

We will begin momentarily at 2pm ET Slides available now! Recordings available as an exclusive ACS member benefit. www.acs.org/acswebinars Contact ACS Webinars at acswebinars@acs.org 1 Have Questions?