Search Results - "Hammer, Nathan"

Evaluation of the Passivation Effects of PEDOT:PSS on Inverted Perovskite Solar Cells by Qi, Yifang, Almtiri, Mohammed, Giri, Hari, Jha, Surabhi, Ma, Guorong, Shaik, Abdul Kalam, Zhang, Qiqi, Pradhan, Nihar, Gu, Xiaodan, Hammer, Nathan I., Patton, Derek, Scott, Colleen, Dai, Qilin

“…Poly(3,4‐ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) is a popular hole transport material in perovskite solar cells (PSCs). However, the…”
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Water-Soluble NIR Absorbing and Emitting Indolizine Cyanine and Indolizine Squaraine Dyes for Biological Imaging by Meador, William E, Autry, Shane A, Bessetti, Riley N, Gayton, Jacqueline N, Flynt, Alex S, Hammer, Nathan I, Delcamp, Jared H

“…Organic dyes that absorb and emit in the near-infrared (NIR) region are potentially noninvasive, high-resolution, and rapid biological imaging materials…”
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Donor–Acceptor–Donor NIR II Emissive Rhodindolizine Dye Synthesized by C–H Bond Functionalization by Rathnamalala, Chathuranga S. L, Gayton, Jacqueline N, Dorris, Austin L, Autry, Shane A, Meador, William, Hammer, Nathan I, Delcamp, Jared H, Scott, Colleen N

“…A NIR II emissive dye was synthesized by the C–H bond functionalization of 1-methyl-2-phenylindolizine with 3,6-dibromoxanthene. The rhodindolizine (RhIndz)…”
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Synthesis, Characterization, and Photophysics of Self-Assembled Mn(II)-MOF with Naphthalene Chromophore by Dawood, Sheeba, Dorris, Austin, Davis, Klinton, Hammer, Nathan I., Rathnayake, Hemali

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Shortwave Infrared Absorptive and Emissive Pentamethine-Bridged Indolizine Cyanine Dyes by Ndaleh, David, Smith, Cameron, Loku Yaddehige, Mahesh, Shaik, Abdul Kalam, Watkins, Davita L, Hammer, Nathan I, Delcamp, Jared H

“…Shortwave infrared (SWIR)-emitting small molecules are desirable for biological imaging applications. In this study, four novel pentamethine indolizine cyanine…”
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Photocatalytic Hydrogen Evolution by a De Novo Designed Metalloprotein that Undergoes Ni‐Mediated Oligomerization Shift by Prasad, Pallavi, Hunt, Leigh Anna, Pall, Ashley E., Ranasinghe, Maduni, Williams, Ashley E., Stemmler, Timothy L., Demeler, Borries, Hammer, Nathan I., Chakraborty, Saumen

“…De novo metalloprotein design involves the construction of proteins guided by specific repeat patterns of polar and apolar residues, which, upon self‐assembly,…”
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Guest‐Host Raman under Liquid Nitrogen Spectroscopy for the Acquisition of Improved Vibrational Spectra of Solids by Lambert, Ethan C., Smith, Cameron L., Compton, Robert N., Hammer, Nathan I.

“…Guest‐host Raman under liquid nitrogen spectroscopy (GHRUNS) is introduced whereby solid‐state guest molecules are isolated inside cage‐like host environments…”
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A De Novo‐Designed Artificial Metallopeptide Hydrogenase: Insights into Photochemical Processes and the Role of Protonated Cys by Malayam Parambath, Sreya, Williams, Ashley E., Hunt, Leigh Anna, Selvan, Dhanashree, Hammer, Nathan I., Chakraborty, Saumen

“…Hydrogenase enzymes produce H2 gas, which can be a potential source of alternative energy. Inspired by the [NiFe] hydrogenases, we report the construction of a…”
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Counter Anion Effect on the Photophysical Properties of Emissive Indolizine-Cyanine Dyes in Solution and Solid State by Gayton, Jacqueline N, Autry, Shane, Fortenberry, Ryan C, Hammer, Nathan I, Delcamp, Jared H

“…Near-infrared emissive materials with tunable Stokes shifts and solid-state emissions are needed for several active research areas and applications. To aid in…”
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Evaluating Donor Effects in Isoindigo-Based Small Molecular Fluorophores by Vijayan, Sajith M, Sparks, Nicholas, Roy, Juganta K, Smith, Cameron, Tate, Christopher, Hammer, Nathan I, Leszczynski, Jerzy, Watkins, Davita L

“…Small molecular organic fluorophores have garnered significant interest because of their indispensable use in fluorescence imaging (FI) and optoelectronic…”
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Effect of Pyrolysis Temperature on PhysicoChemical Properties and Acoustic-Based Amination of Biochar for Efficient CO2 Adsorption by Chatterjee, Riya, Sajjadi, Baharak, Chen, Wei-Yin, Mattern, Daniell L., Hammer, Nathan, Raman, Vijayasankar, Dorris, Austin

“…The present study examined the effect of pyrolysis temperature on the physicochemical properties of biochar, activation process and carbon capture. Two…”
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Nitroreductase-triggered activation of a novel caged fluorescent probe obtained from methylene blue by Bae, Jungeun, McNamara, Louis E, Nael, Manal A, Mahdi, Fakhri, Doerksen, Robert J, Bidwell, 3rd, Gene L, Hammer, Nathan I, Jo, Seongbong

“…A near-infrared fluorescent probe based on methylene blue (p-NBMB) was developed for the detection of nitroreductase. Conjugating methylene blue with a…”
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Design and Synthesis of RhodIndolizine Dyes with Improved Stability and Shortwave Infrared Emission up to 1250 nm by Chatterjee, Satadru, Shaik, Abdul Kalam, Wijesinghe, Kalpani Hirunika, Ndaleh, David, Dass, Amala, Hammer, Nathan I., Delcamp, Jared H.

“…The design of shortwave infrared (SWIR) emissive small molecules with good stability in water remains an important challenge for fluorescence biological…”
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Ultrasound cavitation intensified amine functionalization: A feasible strategy for enhancing CO2 capture capacity of biochar by Chatterjee, Riya, Sajjadi, Baharak, Mattern, Daniell L., Chen, Wei-Yin, Zubatiuk, Tetiana, Leszczynska, Danuta, Leszczynski, Jerzy, Egiebor, Nosa O., Hammer, Nathan

“…[Display omitted] •Ultrasound irradiation was applied for physical treatment of biochar at room temperature.•The sono-treated biochar was functionalized with…”
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Indolizine-Cyanine Dyes: Near Infrared Emissive Cyanine Dyes with Increased Stokes Shifts by Gayton, Jacqueline, Autry, Shane A, Meador, William, Parkin, Sean R, Hill, Glake Alton, Hammer, Nathan I, Delcamp, Jared H

“…Molecular engineering strategies designed to red-shift cyanine dye absorptions and emissions further into the near-infrared (NIR) spectral region are explored…”
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Near-Infrared-Absorbing Indolizine-Porphyrin Push–Pull Dye for Dye-Sensitized Solar Cells by Cheema, Hammad, Baumann, Alexandra, Loya, E. Kirkbride, Brogdon, Phillip, McNamara, Louis E, Carpenter, Casey A, Hammer, Nathan I, Mathew, Simon, Risko, Chad, Delcamp, Jared H

“…Porphyrins are attractive chromophores for application in dye-sensitized solar cells (DSCs), as judicious tuning of donor–acceptor properties can enable…”
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Acid-Triggered Switchable Near-Infrared/Shortwave Infrared Absorption and Emission of Indolizine-BODIPY Dyes by Saucier, Matthew A, Smith, Cameron, Kruse, Nicholas A, Hammer, Nathan I, Delcamp, Jared H

“…Fluorescent organic dyes that absorb and emit in the near-infrared (NIR, 700-1000 nm) and shortwave infrared (SWIR, 1000-1700 nm) regions have the potential to…”
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Noncovalent Interactions between Trimethylamine N‑Oxide (TMAO), Urea, and Water by Zetterholm, Sarah G, Verville, Genevieve A, Boutwell, Leeann, Boland, Christopher, Prather, John C, Bethea, Jonathan, Cauley, Jordan, Warren, Kayla E, Smith, Shelley A, Magers, David H, Hammer, Nathan I

“…Trimethylamine N-oxide (TMAO) and urea are two important osmolytes with their main significance to the biophysical field being in how they uniquely interact…”
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SWIR emissive RosIndolizine dyes with nanoencapsulation in water soluble dendrimers by Chatterjee, Satadru, Meador, William E, Smith, Cameron, Chandrasiri, Indika, Zia, Mohammad Farid, Nguyen, Jay, Dorris, Austin, Flynt, Alex, Watkins, Davita L, Hammer, Nathan I, Delcamp, Jared H

“…Shortwave infrared (SWIR) emission has great potential for deep-tissue in vivo biological imaging with high resolution. In this article, the synthesis and…”
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Intermolecular Interactions and Vibrational Perturbations within Mixtures of 1‑Ethyl-3-methylimidazolium Thiocyanate and Water by Johnson, Sarah N, Hutchison, Charles R, Williams, Chad M, Hussey, Charles L, Tschumper, Gregory S, Hammer, Nathan I

“…A Raman spectroscopic analysis of the room temperature ionic liquid 1-ethyl-3-methlimidazolium thiocyanate, [EMIM]­[SCN], has revealed that certain stretching…”
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