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Search Publications by: Taner Yildirim (Fed)

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Displaying 26 - 50 of 63

Mechanical Control of Crystal Symmetry and Superconductivity in Weyl Semimetal MoTe 2

July 30, 2018
Author(s)
Colin A Heikes, I Lin NMN Liu, Tristin Metz, Christoper Eckberg, Paul Michael Neves, Yan Wu, Linda NMN Hung, Phil Piccoli, Huibo Cao, Juscelino Leao, Johnpierre Paglione, Taner Yildirim, Nicholas P. Butch, William D. Ratcliff
The concept of topological order applied to condensed matter systems has inspired extensive experimental and theoretical searches for novel types of quantum matter. Topological superconductivity, where a bulk superconducting state and non-trivial topology

A Non-Invasive Method to Directly Quantify Surface Heterogeneity of Porous Materials

February 22, 2018
Author(s)
Wei-Shan NMN Chiang, Daniel Georgi, Taner Yildirim, Jin-hong Chen, Yun Liu
Many porous materials have widely differing pore surface properties because the matrix materials forming the pores are heterogeneous at microscopic levels resulting in different adsorption/desorption behaviors and storage capacity of guest molecules in

Fine Tuning of MOF-505 Analogues to Reduce Low-Pressure Methane Uptake and Enhance Methane Working Capacity

September 7, 2017
Author(s)
Mingxing Zhang, Wei Zhou, Tony Pham, Katherine A. Forrest, Wenlong Liu, Yabing He, Hui Wu, Taner N. Yildirim, Banglin Chen, Brian Space, Yi Pan, Michael J. Zaworotko, Junfeng Bai
We present a crystal engineering strategy to fine tune the pore chemistry of a family of isomorphous MOFs with similar pore size, pore surface properties and surface area (around 3000 m 2 g -1). Targeting PCN-14 variants in order to enhance its CH 4

First-Principles Zone-Center Theory of Superconductivity in MgB 2

February 19, 2017
Author(s)
Taner N. Yildirim, O Gulseren
We have carried out first-principles calculation of Tc and other relevant parameters of the new 40 K superconductor MgB2. Our results are in excellent agreement with the neutron measurements of phonons as well as with the measured boron isotope effect and

Development of Potential Organic-Molecule-Based Hydrogen Storage Materials: Converting C-N Bond-Breaking Thermolysis of Guanidine to N-H Bond-Breaking Dehydrogenation

September 8, 2016
Author(s)
Xiuquan Zhou, Wei Zhou, Terrence J. Udovic, Taner N. Yildirim, John J. Rush, Efrain E. Rodriguez, Hui Wu
The small organic molecule guanidine CN 3H 5 can be anionized via a facile reaction with alkali-metal hydrides or amides with the formation of metal guanidinates (MCN 3H 4) and their guanidine adducts. They crystal structures and thermal decomposition

High Methane Storage and Working Capacities in a NbO-Type Metal-Organic Framework

May 14, 2016
Author(s)
Chengling Song, Huimin Liu, Jingjing Jiao, Dongjie Bai, Wei Zhou, Taner N. Yildirim, Yabing He
To improve methane adsorption by pore structure optimization, we developed a new organic linker and used it to construct a NbO-type metal-organic framework ZJNU-53 that, after activation, exhibits exceptionally high methane storage and working capacities

Novel Microporous Metal?Organic Framework Exhibiting High Acetylene and Methane Storage Capacities

June 1, 2015
Author(s)
Xing Duan, Chuande Wu, Shengchang Xiang, Wei Zhou, Taner N. Yildirim, Yuanjing Cui, Yu Yang, Banglin Chen, Guodong Qian
A new organic hexacarboxylic acid, 5,5',5"-(9H-carbazole-3,6,9-triyl) triisophthalic acid (H 6CTIA), was developed to construct its first microporous metal-organic framework Cu 6(CTUIA)d2^ (ZJU-70). With open metal sites and suitable pore sizes, this MOF

Quest for a Highly Connected Robust Porous Metal-Organic Framework on the Basis of a Bifunctional Linear Linker and a Rare Heptanuclear Zinc Cluster

November 18, 2013
Author(s)
Wen-Yang Gao, Rong Cai, Le Meng, Lukasz Wojtas, Wei Zhou, Taner N. Yildirim, Xiaodong Shi, Shengqian Ma
A strategy for achieving high-connected robust MOFs by linear ligands is exemplified by the construction of MTAF-4, a rare (6, 9)-connected 10 MOF based upon the custom-designed bifunctional linear ligand, 4-(1,2,3-triazol-4-yl)-benzoate that connects two

A Microporous Metal-Organic Framework with Both Open Metal and Lewis Basic Pyridyl Sites for High C 2 H 2 and CH 4 Storage at Room Temperature

August 4, 2013
Author(s)
Xingtang Rao, Jianfeng Cai, Jiancan Yu, Yabing He, Chuande Wu, Wei Zhou, Taner N. Yildirim, Banglin Chen, Guodong Qian
A new microporous metal-organic framework Cu 2(PDDI) (ZJU-5; H 4PDDI = 5,5'-(pyridine-2,5-diyl)diisophthalic acid) was solvothermally synthesized and structurally characterized. With open metal sites, Lewis basic pyridyl sites and suitable pore space, the

A Microporous Metal-Organic Framework of a Rare sty Topology for High CH 4 Storage at Room Temperature

February 22, 2013
Author(s)
Xing Duan, Jiancan Yu, Jianfeng Cai, Yabing He, Chuande Wu, Wei Zhou, Taner N. Yildirim, Zhangjing Zhang, Shengchang Xiang, Michael O'Keeffe, Banglin Chen, Guodong Qian
A rare sty type microporous metal-organic framework Cu 2(FDDI) (ZJU-25; H 4FDDI = tetramethyl 5,5'-(9H-fluorene-2,7-diyl)diisophthalate acid) was solvothermally synthesized and structurally characterized. With open metal sites and suitable pore space for

Graphene Oxide Derived Carbons (GODCs): Synthesis and Gas Adsorption Properties

April 20, 2012
Author(s)
Gadipelli Srinivas, Jacob Burress, Taner Yildirim
We report synthesis of a range of high surface area graphene oxide derived carbons (GODCs) and their applications toward carbon capture and methane storage. We obtain largely increased surface areas up to nearly 1900 m 2/g for GODC samples from 10 m 2/g of

A Highly Practical Route for Large-Area, Single Layer Graphene from Liquid Carbon Sources such as Benzene and Methanol

October 28, 2011
Author(s)
Gadipelli Srinivas, Irene G. Calizo, Jamie Ford, Guangjun Cheng, Angela R. Hight Walker, Taner N. Yildirim
Through a detailed systematic study, we determined the parameters critical for high-quality, single-layer graphene formation and developed a straightforward synthesis that requires no explosive hydrogen or methane gas flow. The synthesis is further

Metal Amidoboranes

September 1, 2011
Author(s)
Hui Wu, Wei Zhou, Taner Yildirim
Metal amidoboranes, consisting of [NH 2BH 3]- anion and various metal cations, are a new class of compounds that have recently attracted great attentions due to their intriguing crystal structures and novel chemical and physical properties. Similar to

Porous Graphene Oxide Frameworks: Synthesis and Gas Sorption Properties

July 1, 2011
Author(s)
Gadipelli Srinivas, Jacob Burress, Jamie Ford, Taner Yildirim
We report detailed synthesis of a range of porous graphene oxide frameworks (GOFs) by expansion of graphene oxide (GO) sheets with various linear boronic acid pillaring units in a solvothermal reaction. The GOF structures develop through boronate-ester

Carbon Capture in Metal-Organic Frameworks - A Comparative Study

April 21, 2011
Author(s)
Jason M. Simmons, Hui Wu, Wei Zhou, Taner Yildirim
Metal organic frameworks (MOFs) have been shown to be excellent materials for storage of carbon dioxide, implying that they could be useful for removal of carbon dioxide from flue gas stacks, however their performance in industrial relevant swing
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