Wang, Chao

Assistant Professor
Chemical And Biomolecular Engineering

Maryland Hall 219
chaowang@jhu.edu

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News

Developing more flexible nanomaterials can make fuel cell cars cheaper

February 22, 2019

Scientists manipulate nanomaterials to make them a million times thinner than a strand of hair—dramatically increasing their reactivity.

Johns Hopkins engineers awarded $1.9M grant to reduce engine emissions

June 1, 2018

They will work to produce a commercially viable exhaust-gas catalyst system that kicks in as soon as an engine is started.

With new technique, researchers create metallic alloy nanoparticles with unprecedented chemical capabilities

April 4, 2018

The new materials have created unprecedented catalytic mechanisms and reaction pathways and are expected to improve energy efficiency in the manufacturing process and lower production costs.

Gilding technique inspired by ancient Egyptians may spark better fuel cells for tomorrow’s electric cars

December 20, 2017

Approach could make electric car batteries more efficient and cost-effective, helping accelerate movement away from fossil fuels.

Wang Chosen for AFOSR’s Young Investigator Research Program

January 31, 2014

Chao Wang, an assistant professor of chemical and biomolecular engineering, has been selected by the Air Force Office of Scientific Research to receive a 2014 Young Investigator Research Program grant. The Young Investigators Program recognizes engineers and scientists who have received their PhDs or equivalent degrees within the last five years and who show exceptional […]

Education

Ph.D. 2008, Brown University

Presentations

"Designing Materials for a Sustainable Fuel Cycle", E2SHI Seminar. January 1, 2014

Publications

Journal Articles

Liu Y, Yu W, Raciti D, Gracias DH, Wang C (2019). Electrocatalytic Oxidation of Glycerol on Platinum. Journal of Physical Chemistry C. 123(1). 426-432.
Liu Y, Hu P, Wei M, Wang C (2019). Electrocatalytic Study of Ethylene Glycol Oxidation on Pt 3 Sn Alloy Nanoparticles. ChemElectroChem. 6(4). 1004-1008.
Wang L, Zeng Z, Ma C, Xu F, Giroux M, Chi M, Greeley J, Wang C (2019). Migration of cobalt species within mixed platinum-cobalt oxide bifunctional electrocatalysts in alkaline electrolytes. Journal of the Electrochemical Society. 166(7). F3093-F3097.
Wang L, Zeng Z, Gao W, Maxson T, Raciti D, Giroux M, Pan X, Wang C, Greeley J (2019). Tunable intrinsic strain in two-dimensional transition metal electrocatalysts. Science. 363(6429). 870-874.
Liu Y, Wei M, Raciti D, Wang Y, Hu P, Park JH, Barclay M, Wang C (2018). Electro-Oxidation of Ethanol Using Pt3Sn Alloy Nanoparticles. ACS Catalysis. 8(11). 10931-10937.
Wang L, Holewinski A, Wang C (2018). Prospects of Platinum-Based Nanostructures for the Electrocatalytic Reduction of Oxygen. ACS Catalysis. 8(10). 9388-9398.
Li C, Raciti D, Pu T, Cao L, He C, Wang C, Mueller T (2018). Improved Prediction of Nanoalloy Structures by the Explicit Inclusion of Adsorbates in Cluster Expansions. Journal of Physical Chemistry C. 122(31). 18040-18047.
Raciti D, Wang C (2018). Recent Advances in CO2 Reduction Electrocatalysis on Copper. ACS Energy Letters. 3(7). 1545-1556.
Wang Y, Raciti D, Wang C (2018). High-Flux CO Reduction Enabled by Three-Dimensional Nanostructured Copper Electrodes. ACS Catalysis. 8(7). 5657-5663.
Dewan S, Raciti D, Liu Y, Gracias DH, Wang C (2018). Comparative Studies of Ethanol and Ethylene Glycol Oxidation on Platinum Electrocatalysts. Topics in Catalysis. 61(9-11). 1035-1042.
Xie P, Pu T, Nie A, Hwang S, Purdy SC, Yu W, Su D, Miller JT, Wang C (2018). Nanoceria-Supported Single-Atom Platinum Catalysts for Direct Methane Conversion. ACS Catalysis. 8(5). 4044-4048.
Manto MJ, Xie P, Keller MA, Liano WE, Pu T, Wang C (2018). Recovery of ammonium from aqueous solutions using ZSM-5. Chemosphere. 198. 501-509.
Yao Y, Huang Z, Xie P, Lacey SD, Jacob RJ, Xie H, Chen F, Nie A, Pu T, Rehwoldt M, Yu D, Zachariah MR, Wang C, Shahbazian-Yassar R, Li J, Hu L (2018). Carbothermal shock synthesis of high-entropy-alloy nanoparticles. Science. 359(6383). 1489-1494.
Raciti D, Mao M, Wang C (2018). Mass transport modelling for the electroreduction of CO2 on Cu nanowires. Nanotechnology. 29(4).
Wang L, Gao W, Liu Z, Zeng Z, Liu Y, Giroux M, Chi M, Wang G, Greeley J, Pan X, Wang C (2018). Core-Shell Nanostructured Cobalt-Platinum Electrocatalysts with Enhanced Durability. ACS Catalysis. 8(1). 35-42.
Raciti D, Mao M, Park JH, Wang C (2018). Mass transfer effects in CO2 reduction on Cu nanowire electrocatalysts. Catalysis Science and Technology. 8(9). 2364-2369.
Raciti D, Mao M, Park JH, Wang C (2018). Local pH effect in the CO2 reduction reaction on high-surface-area copper electrocatalysts. Journal of the Electrochemical Society. 165(10). F799-F804.
Cao L, Raciti D, Li C, Livi KJT, Rottmann PF, Hemker KJ, Mueller T, Wang C (2017). Mechanistic Insights for Low-Overpotential Electroreduction of CO2 to CO on Copper Nanowires. ACS Catalysis. 7(12). 8578-8587.
Han CW, Choksi T, Milligan C, Majumdar P, Manto M, Cui Y, Sang X, Unocic RR, Zemlyanov D, Wang C, Ribeiro FH, Greeley J, Ortalan V (2017). A Discovery of Strong Metal-Support Bonding in Nanoengineered Au-Fe 3 O 4 Dumbbell-like Nanoparticles by in Situ Transmission Electron Microscopy. Nano Letters. 17(8). 4576-4582.
Raciti D, Cao L, Livi KJT, Rottmann PF, Tang X, Li C, Hicks Z, Bowen KH, Hemker KJ, Mueller T, Wang C (2017). Low-Overpotential Electroreduction of Carbon Monoxide Using Copper Nanowires. ACS Catalysis. 7(7). 4467-4472.
Manto MJ, Xie P, Keller MA, Liano WE, Pu T, Wang C (2017). Recovery of Inorganic Phosphorus Using Copper-Substituted ZSM-5. ACS Sustainable Chemistry and Engineering. 5(7). 6192-6200.
Wang L, Zeng Z, Ma C, Liu Y, Giroux M, Chi M, Jin J, Greeley J, Wang C (2017). Plating Precious Metals on Nonprecious Metal Nanoparticles for Sustainable Electrocatalysts. Nano Letters. 17(6). 3391-3395.
Manto MJ, Xie P, Wang C (2017). Catalytic Dephosphorylation Using Ceria Nanocrystals. ACS Catalysis. 7(3). 1931-1938.
Wang L, Zhu Y, Zeng Z, Lin C, Giroux M, Jiang L, Han Y, Greeley J, Wang C, Jin J (2017). Platinum-nickel hydroxide nanocomposites for electrocatalytic reduction of water. Nano Energy. 31. 456-461.
Huang Z, Raciti D, Yu S, Zhang L, Deng L, He J, Liu Y, Khashab NM, Wang C, Gong J, Nie Z (2016). Synthesis of Platinum Nanotubes and Nanorings via Simultaneous Metal Alloying and Etching. Journal of the American Chemical Society. 138(20). 6332-6335.
Raciti D, Kubal J, Ma C, Barclay M, Gonzalez M, Chi M, Greeley J, More KL, Wang C (2016). Pt3Re alloy nanoparticles as electrocatalysts for the oxygen reduction reaction. Nano Energy. 20. 202-211.
Chi M, Wang C, Lei Y, Wang G, Li D, More KL, Lupini A, Allard LF, Markovic NM, Stamenkovic VR (2015). Surface faceting and elemental diffusion behaviour at atomic scale for alloy nanoparticles during in situ annealing. Nature Communications. 6.
Raciti D, Livi KJ, Wang C (2015). Highly Dense Cu Nanowires for Low-Overpotential CO2 Reduction. Nano Letters. 15(10). 6829-6835.
Fang Z, Wang Y, Liu C, Chen S, Sang W, Wang C, Zeng J (2015). Rational design of metal nanoframes for catalysis and plasmonics. Small. 11(22). 2593-2605.
Chandra S, Frey Huls NA, Phan MH, Srinath S, Garcia MA, Lee Y, Wang C, Sun S, Iglesias O, Srikanth H (2014). Exchange bias effect in Au-Fe3O4 nanocomposites. Nanotechnology. 25(5).
Li D, Wang C, Strmcnik DS, Tripkovic DV, Sun X, Kang Y, Chi M, Snyder JD, Van Der Vliet D, Tsai Y, Stamenkovic VR, Sun S, Markovic NM (2014). Functional links between Pt single crystal morphology and nanoparticles with different size and shape: The oxygen reduction reaction case. Energy and Environmental Science. 7(12). 4061-4069.
Strmcnik D, Uchimura M, Wang C, Subbaraman R, Danilovic N, Van Der Vliet D, Paulikas AP, Stamenkovic VR, Markovic NM (2013). Improving the hydrogen oxidation reaction rate by promotion of hydroxyl adsorption. Nature Chemistry. 5(4). 300-306.
Wang M, Wang C, Young KL, Hao L, Medved M, Rajh T, Fry HC, Zhu L, Karczmar GS, Watson C, Jiang JS, Markovic NM, Stamenkovic VR (2012). Cross-linked heterogeneous nanoparticles as bifunctional probe. Chemistry of Materials. 24(13). 2423-2425.
Li D, Wang C, Tripkovic D, Sun S, Markovic NM, Stamenkovic VR (2012). Surfactant removal for colloidal nanoparticles from solution synthesis: The effect on catalytic performance. ACS Catalysis. 2(7). 1358-1362.
Wang C, Li D, Chi M, Pearson J, Rankin RB, Greeley J, Duan Z, Wang G, Van Der Vliet D, More KL, Markovic NM, Stamenkovic VR (2012). Rational development of ternary alloy electrocatalysts. Journal of Physical Chemistry Letters. 3(12). 1668-1673.
Xie Y, Wei Z, Liu Cj, Cui L, Wang C (2012). Morphologic evolution of Au nanocrystals grown in ionic liquid by plasma reduction. Journal of Colloid and Interface Science. 374(1). 40-44.
Wang C, Markovic NM, Stamenkovic VR (2012). Advanced platinum alloy electrocatalysts for the oxygen reduction reaction. ACS Catalysis. 2(5). 891-898.
Van Der Vliet DF, Wang C, Li D, Paulikas AP, Greeley J, Rankin RB, Strmcnik D, Tripkovic D, Markovic NM, Stamenkovic VR (2012). Unique electrochemical adsorption properties of Pt-skin surfaces. Angewandte Chemie - International Edition. 51(13). 3139-3142.
Van Der Vliet DF, Wang C, Tripkovic D, Strmcnik D, Zhang XF, Debe MK, Atanasoski RT, Markovic NM, Stamenkovic VR (2012). Mesostructured thin films as electrocatalysts with tunable composition and surface morphology. Nature Materials. 11(12). 1051-1058.
Wang C, Chi M, Li D, Van Der Vliet D, Wang G, Lin Q, F. Mitchell J, More KL, Markovic NM, Stamenkovic VR (2011). Synthesis of homogeneous Pt-bimetallic nanoparticles as highly efficient electrocatalysts. ACS Catalysis. 1(10). 1355-1359.
Van Der Vliet D, Wang C, Debe M, Atanasoski R, Markovic NM, Stamenkovic VR (2011). Platinum-alloy nanostructured thin film catalysts for the oxygen reduction reaction. Electrochimica Acta. 56(24). 8695-8699.
Wang C, Chi M, Li D, Strmcnik D, Van Der Vliet D, Wang G, Komanicky V, Chang KC, Paulikas AP, Tripkovic D, Pearson J, More KL, Markovic NM, Stamenkovic VR (2011). Design and synthesis of bimetallic electrocatalyst with multilayered Pt-skin surfaces. Journal of the American Chemical Society. 133(36). 14396-14403.
Liu Y, Wang C, Wei Y, Zhu L, Li D, Jiang JS, Markovic NM, Stamenkovic VR, Sun S (2011). Surfactant-induced postsynthetic modulation of Pd nanoparticle crystallinity. Nano Letters. 11(4). 1614-1617.
Wang C, Van Der Vliet D, More KL, Zaluzec NJ, Peng S, Sun S, Daimon H, Wang G, Greeley J, Pearson J, Paulikas AP, Karapetrov G, Strmcnik D, Markovic NM, Stamenkovic VR (2011). Multimetallic Au/FePt3 nanoparticles as highly durable electrocatalyst. Nano Letters. 11(3). 919-926.
Wang C, Chi M, Wang G, Van Der Vliet D, Li D, More K, Wang HH, Schlueter JA, Markovic NM, Stamenkovic VR (2011). Correlation between surface chemistry and electrocatalytic properties of monodisperse PtxNi1-x nanoparticles. Advanced Functional Materials. 21(1). 147-152.
Van Der Vliet D, Strmcnik DS, Wang C, Stamenkovic VR, Markovic NM, Koper MTM (2010). On the importance of correcting for the uncompensated Ohmic resistance in model experiments of the Oxygen Reduction Reaction. Journal of Electroanalytical Chemistry. 647(1). 29-34.
Wang C, Wei Y, Jiang H, Sun S (2010). Bending nanowire growth in solution by mechanical disturbance. Nano Letters. 10(6). 2121-2125.
Wang C, Yin H, Dai S, Sun S (2010). A general approach to noble metal-metal oxide dumbbell nanoparticles and their catalytic application for CO oxidation. Chemistry of Materials. 22(10). 3277-3282.
Wang C, Tian W, Ding Y, Ma YQ, Wang ZL, Markovic NM, Stamenkovic VR, Daimon H, Sun S (2010). Rational synthesis of heterostructured nanoparticles with morphology control. Journal of the American Chemical Society. 132(18). 6524-6529.
Xu T, Lin C, Wang C, Brewe DL, Ito Y, Lu J (2010). Synthesis of supported platinum nanoparticles from Li-Pt solid solution. Journal of the American Chemical Society. 132(7). 2151-2153.
Lu Y, Huang JY, Wang C, Sun S, Lou J (2010). Cold welding of ultrathin gold nanowires. Nature Nanotechnology. 5(3). 218-224.
Wang C, Wang G, van der Vliet D, Chang KC, Markovic NM, Stamenkovic VR (2010). Monodisperse Pt 3 Co nanoparticles as electrocatalyst: The effects of particle size and pretreatment on electrocatalytic reduction of oxygen. Physical Chemistry Chemical Physics. 12(26). 6933-6939.
Wang C, Wei Y, Jiang H, Sun S (2009). Tug-of-war in nanoparticles: Competitive growth of Au on Au-Fe 3 O 4 nanoparticles. Nano Letters. 9(12). 4544-4547.
Wang C, Van Der Vliet D, Chang KC, You H, Strmcnik D, Schlueter JA, Markovic NM, Stamenkovic VR (2009). Monodisperse Pt3Co nanoparticles as a catalyst for the oxygen reduction reaction: Size-dependent activity. Journal of Physical Chemistry C. 113(45). 19365-19368.
Wang C, Xu C, Zeng H, Sun S (2009). Recent progress in syntheses and applications of dumbbell-like nanoparticles. Advanced Materials. 21(30). 3045-3052.
Wang C, Sun S (2009). Facile synthesis of ultrathin and single-crystalline au nanowires. Chemistry - An Asian Journal. 4(7). 1028-1034.
Wang C, Peng S, Lacroix LM, Sun S (2009). Synthesis of high magnetic moment CoFe nanoparticles via interfacial diffusion in core/shell structured Co/Fe nanoparticles. Nano Research. 2(5). 380-385.
Frey NA, Phan MH, Srikanth H, Srinath S, Wang C, Sun S (2009). Interparticle interactions in coupled Au- Fe3 O4 nanoparticles. Journal of Applied Physics. 105(7).
Wang C, Daimon H, Sun S (2009). Dumbbell-like Pt - Fe 3O 4 nanoparticles and their enhanced catalysis for oxygen reduction reaction. Nano Letters. 9(4). 1493-1496.
Wang C, Peng S, Chan R, Sun S (2009). Synthesis of AuAg alloy nanoparticles from core/shell-structured Ag/Au. Small. 5(5). 567-570.
Wang C, Yin H, Chan R, Peng S, Dai S, Sun S (2009). One-pot synthesis of oleylamine coated AuAg alloy NPs and their catalysis for CO oxidation. Chemistry of Materials. 21(3). 433-435.
Yin H, Wang C, Zhu H, Overbury SH, Sun S, Dai S (2008). Colloidal deposition synthesis of supported gold nanocatalysts based on Au-Fe 3 O 4 dumbbell nanoparticles. Chemical Communications. (36). 4357-4359.
Wang C, Hu Y, Lieber CM, Sun S (2008). Ultrathin Au nanowires and their transport properties. Journal of the American Chemical Society. 130(28). 8902-8903.
Wang C, Daimon H, Onodera T, Koda T, Sun S (2008). A general approach to the size- and shape-controlled synthesis of platinum nanoparticles and their catalytic reduction of oxygen. Angewandte Chemie - International Edition. 47(19). 3588-3591.
Xu C, Xie J, Ho D, Wang C, Kohler N, Walsh EG, Morgan JR, Chin YE, Sun S (2008). Au-Fe3O4 dumbbell nanoparticles as dual-functional. Angewandte Chemie - International Edition. 47(1). 173-176.
Kaneda A, Wang C, Cheong R, Timp W, Onyango P, Wen B, Iacobuzio-Donahue CA, Ohlsson R, Andraos R, Pearson MA, Sharov AA, Longo DL, Ko MS, Levchenko A, Feinberg AP (2007). Enhanced sensitivity to IGF-II signaling links loss of imprinting of IGF2 to increased cell proliferation and tumor risk.. Proceedings of the National Academy of Sciences of the United States of America. 104(52). 20926-31.
Wang C, Hou Y, Kim J, Sun S (2007). A general strategy for synthesizing FePt nanowires and nanorods. Angewandte Chemie - International Edition. 46(33). 6333-6335.
Wang C, Daimon H, Lee Y, Kim J, Sun S (2007). Synthesis of monodisperse Pt nanocubes and their enhanced catalysis for oxygen reduction. Journal of the American Chemical Society. 129(22). 6974-6975.
Peng S, Wang C, Xie J, Sun S (2006). Synthesis and stabilization of monodisperse Fe nanoparticles. Journal of the American Chemical Society. 128(33). 10676-10677.
Poehler T, Wang C (1972). LOW-TEMPERATURE SCATTERING IN INSB MEASURED BY INFRARED FARADAY-ROTATION. Physical Review B. 5(4). 1483-&.