Search Results - "Halim, Joseph"

Ion-Exchange and Cation Solvation Reactions in Ti3C2 MXene by Ghidiu, Michael, Halim, Joseph, Kota, Sankalp, Bish, David, Gogotsi, Yury, Barsoum, Michel W

“…Ti3C2 and other two-dimensional transition metal carbides known as MXenes are currently being explored for many applications involving intercalated ions, from…”
Get full text

New Two-Dimensional Niobium and Vanadium Carbides as Promising Materials for Li-Ion Batteries by Naguib, Michael, Halim, Joseph, Lu, Jun, Cook, Kevin M, Hultman, Lars, Gogotsi, Yury, Barsoum, Michel W

“…New two-dimensional niobium and vanadium carbides have been synthesized by selective etching, at room temperature, of Al from Nb2AlC and V2AlC, respectively…”
Get full text

X-ray photoelectron spectroscopy of select multi-layered transition metal carbides (MXenes) by Halim, Joseph, Cook, Kevin M., Naguib, Michael, Eklund, Per, Gogotsi, Yury, Rosen, Johanna, Barsoum, Michel W.

“…•Surface chemistry of MXenes characterized by XPS.•Studied the surface chemistry of the MXenes Ti3C2Tx, Ti2CTx, Ti3CNTx, Nb2CTx and Nb4C3Tx.•Freshly prepared…”
Get full text

Synthesis and Characterization of 2D Molybdenum Carbide (MXene) by Halim, Joseph, Kota, Sankalp, Lukatskaya, Maria R., Naguib, Michael, Zhao, Meng-Qiang, Moon, Eun Ju, Pitock, Jeremy, Nanda, Jagjit, May, Steven J., Gogotsi, Yury, Barsoum, Michel W.

“…Large scale synthesis and delamination of 2D Mo2CT x (where T is a surface termination group) has been achieved by selectively etching gallium from the…”
Get full text

Two-dimensional Mo1.33C MXene with divacancy ordering prepared from parent 3D laminate with in-plane chemical ordering by Tao, Quanzheng, Dahlqvist, Martin, Lu, Jun, Kota, Sankalp, Meshkian, Rahele, Halim, Joseph, Palisaitis, Justinas, Hultman, Lars, Barsoum, Michel W., Persson, Per O.Å., Rosen, Johanna

“…The exploration of two-dimensional solids is an active area of materials discovery. Research in this area has given us structures spanning graphene to…”
Get full text

Atomically Resolved Structural and Chemical Investigation of Single MXene Sheets by Karlsson, Linda H, Birch, Jens, Halim, Joseph, Barsoum, Michel W, Persson, Per O. Å

“…The properties of two-dimensional (2D) materials depend strongly on the chemical and electrochemical activity of their surfaces. MXene, one of the most recent…”
Get full text

Transparent Conductive Two-Dimensional Titanium Carbide Epitaxial Thin Films by Halim, Joseph, Lukatskaya, Maria R, Cook, Kevin M, Lu, Jun, Smith, Cole R, Näslund, Lars-Åke, May, Steven J, Hultman, Lars, Gogotsi, Yury, Eklund, Per, Barsoum, Michel W

“…Since the discovery of graphene, the quest for two-dimensional (2D) materials has intensified greatly. Recently, a new family of 2D transition metal carbides…”
Get full text

Two-Dimensional Nb-Based M4C3 Solid Solutions (MXenes) by Yang, Jian, Naguib, Michael, Ghidiu, Michael, Pan, Li-Mei, Gu, Jian, Nanda, Jagjit, Halim, Joseph, Gogotsi, Yury, Barsoum, Michel W.

“…Herein, two new two‐dimensional Nb4C3‐based solid solutions (MXenes), (Nb0.8,Ti0.2)4C3Tx and (Nb0.8,Zr0.2)4C3Tx (where T is a surface termination) were…”
Get full text

2D Transition Metal Carbides (MXenes) for Carbon Capture by Persson, Ingemar, Halim, Joseph, Lind, Hans, Hansen, Thomas W., Wagner, Jakob B., Näslund, Lars‐Åke, Darakchieva, Vanya, Palisaitis, Justinas, Rosen, Johanna, Persson, Per O. Å.

“…Global warming caused by burning of fossil fuels is indisputably one of mankind's greatest challenges in the 21st century. To reduce the ever‐increasing CO2…”
Get full text

Mo2TiAlC2: A new ordered layered ternary carbide by Anasori, Babak, Halim, Joseph, Lu, Jun, Voigt, Cooper A., Hultman, Lars, Barsoum, Michel W.

“…Herein we report on the synthesis of a new layered ternary carbide, Mo2TiAlC2, that was synthesized by heating an elemental mixture at 1600 degree C for 4h…”
Get full text

Ultra-high-rate pseudocapacitive energy storage in two-dimensional transition metal carbides by Lukatskaya, Maria R., Kota, Sankalp, Lin, Zifeng, Zhao, Meng-Qiang, Shpigel, Netanel, Levi, Mikhael D., Halim, Joseph, Taberna, Pierre-Louis, Barsoum, Michel W., Simon, Patrice, Gogotsi, Yury

“…The use of fast surface redox storage (pseudocapacitive) mechanisms can enable devices that store much more energy than electrical double-layer capacitors…”
Get full text

Two-Dimensional Titanium Carbide MXene As a Cathode Material for Hybrid Magnesium/Lithium-Ion Batteries by Byeon, Ayeong, Zhao, Meng-Qiang, Ren, Chang E, Halim, Joseph, Kota, Sankalp, Urbankowski, Patrick, Anasori, Babak, Barsoum, Michel W, Gogotsi, Yury

“…As an alternative to pure lithium-ion, Li+, systems, a hybrid magnesium, Mg2+, and Li+ battery can potentially combine the high capacity, high voltage, and…”
Get full text

Effect of vacancies on the electrochemical behavior of Mo-based MXenes in aqueous supercapacitors by Zheng, Wei, Halim, Joseph, Persson, Per O.Å., Rosen, Johanna, Barsoum, Michel W.

“…i-MXenes, a new family of 2D transition metal carbides with in-plane ordered vacancies, have shown great potential in aqueous supercapacitor (SC) applications…”
Get full text

Porous Two-Dimensional Transition Metal Carbide (MXene) Flakes for High-Performance Li-Ion Storage by Ren, Chang E., Zhao, Meng-Qiang, Makaryan, Taron, Halim, Joseph, Boota, Muhammad, Kota, Sankalp, Anasori, Babak, Barsoum, Michel W., Gogotsi, Yury

“…Herein we develop a chemical etching method to produce porous two‐dimensional (2D) Ti3C2Tx MXenes at room temperature in aqueous solutions. The as‐produced…”
Get full text

Room-Temperature Carbide-Derived Carbon Synthesis by Electrochemical Etching of MAX Phases by Lukatskaya, Maria R., Halim, Joseph, Dyatkin, Boris, Naguib, Michael, Buranova, Yulia S., Barsoum, Michel W., Gogotsi, Yury

“…Porous carbons are widely used in energy storage and gas separation applications, but their synthesis always involves high temperatures. Herein we…”
Get full text

Recovery of oxidized two-dimensional MXenes through high frequency nanoscale electromechanical vibration by Ahmed, Heba, Alijani, Hossein, El-Ghazaly, Ahmed, Halim, Joseph, Murdoch, Billy J., Ehrnst, Yemima, Massahud, Emily, Rezk, Amgad R., Rosen, Johanna, Yeo, Leslie Y.

“…MXenes hold immense potential given their superior electrical properties. The practical adoption of these promising materials is, however, severely constrained…”
Get full text

Flexible Free‐Standing MoO3/Ti3C2Tz MXene Composite Films with High Gravimetric and Volumetric Capacities by Zheng, Wei, Halim, Joseph, El Ghazaly, Ahmed, Etman, Ahmed S., Tseng, Eric Nestor, Persson, Per O. Å., Rosen, Johanna, Barsoum, Michel W.

“…Enhancing both the energy storage and power capabilities of electrochemical capacitors remains a challenge. Herein, Ti3C2Tz MXene is mixed with MoO3 nanobelts…”
Get full text

Predicting chemical exfoliation: fundamental insights into the synthesis of MXenes by Björk, Jonas, Halim, Joseph, Zhou, Jie, Rosen, Johanna

“…The factors controlling the top-down synthesis of MXenes, by selectively removing the A elements from parent MAX phases, is still under debate. In particular,…”
Get full text

Aqueous Electrolytes, MXene‐Based Supercapacitors and Their Self‐Discharge by Zheng, Wei, Halim, Joseph, Rosen, Johanna, Barsoum, Michel W.

“…Significant efforts have been dedicated to developing Ti3C2Tz‐based MXene aqueous supercapacitors (SCs) with improved energy and power densities. Notably less…”
Get full text

MXene-based symmetric supercapacitors with high voltage and high energy density by Zheng, Wei, Halim, Joseph, Persson, Per O.Å., Rosen, Johanna, Barsoum, Michel W.

“…MXene-based aqueous symmetric supercapacitors (SSCs) are attractive due to their good rate performances and green nature. However, it remains a challenge to…”
Get full text