English
Related papers

Related papers: A facile route to synthesize cubic gauche polymeri…

200 papers

PCPDTBT nanostructures have been synthesized via template-assisted method and polymer-melt technique. The morphological, optical and structural properties of the PCPDTBT have been investigated. Melting polymer was used as a driving force to…

Materials Science · Physics 2024-04-03 Muhamad Doris , Khaulah Sulaiman , Azzuliani Supangat

We develop a simple chemical method to obtain bulk quantities of N-doped, reduced graphene oxide (GO) sheets through thermal annealing of GO in ammonia. X-ray photoelectron spectroscopy (XPS) study of GO sheets annealed at various reaction…

Materials Science · Physics 2009-10-07 Xiaolin Li , Hailiang Wang , Joshua T. Robinson , Hernan Sanchez , Georgi Diankov , Hongjie Dai

Synthesis of a series of layered iron arsenides Ca1-xRExFeAs2 (112) was attempted by heating at 1000 C under a high-pressure of 2 GPa. The 112 phase successfully forms with RE = La, Ce, Nd, Sm, Eu and Gd, while Tb, Dy and Ho substituted and…

Chemical doping is a critical factor in the development of new superconductors or optimizing the superconducting transition temperature (Tc) of the parent superconducting materials. Herein, a new simple urea approach is developed to…

In recent years, there has been a growing demand for room-temperature visible single-photon emission from InGaN nanowire-quantum-dots (NWQDs) due to its potential in developing quantum computing, sensing, and communication technologies.…

Mesoscale and Nanoscale Physics · Physics 2023-11-28 Swagata Bhunia , Ayan Majumder , Soumyadip Chatterjee , Ritam Sarkar , Dhiman Nag , Kasturi Saha , Suddhasatta Mahapatra , Apurba Laha

In the nitrogen-doped lutetium hydride (Lu-H-N) system, the presence of Lu-N chemical bonds plays a key role in the emergence of possible room-temperature superconductivity at near ambient pressure. However, due to the synthesis of…

We report a high-pressure high-temperature synthesis of several millimeter-sized samples of bulk graphanes with the composition C-H(D) from benzene and graphene-derivative C-H-N$_{0.2}$ from pyridine. X-ray diffraction, transmission…

Materials Science · Physics 2021-11-30 M. V. Kondrin , N. A. Nikolaev , K. N. Boldyrev , Y. M. Shulga , I. P. Zibrov , V. V. Brazhkin

One-dimensional (1D) linear nanostructures comprising sp-hybridized carbon atoms, as derivatives of the prototypical allotrope known as carbyne, are predicted to possess outstanding mechanical, thermal, and electronic properties. Despite…

Recently near-ambient superconductivity was claimed in N-doped lutetium hydride (ref. 1). This induces a worldwide fanaticism about the dream of room temperature superconductivity under low pressures. By using a high pressure and high…

Superconductivity · Physics 2023-08-09 Xue Ming , Ying-Jie Zhang , Xiyu Zhu , Qing Li , Chengping He , Yuecong Liu , Bo Zheng , Huan Yang , Hai-Hu Wen

The recent discovery of room temperature superconductivity (283 K) in carbonaceous sulfur hydride (C-S-H) has attracted lots of interests in ternary hydrogen rich materials. In this report, ternary hydride P-S-H has been synthesized through…

Materials Science · Physics 2022-06-15 Tingting Ye , Hong Zeng , Peng Cheng , Deyuan Yao , Xiaomei Pan , Xiao Zhang , Junfeng Ding

Nanocomposite material proves to be the best candidate to match todays technological need as fascinating properties can be achieved by combining two or more nanomaterials. Among various nanomaterials, graphene is able to stand out far ahead…

Applied Physics · Physics 2019-11-06 Joydip Sengupta

The immense interest in carbon nanomaterials continues to stimulate intense research activities aimed to realize carbon nanowires, since linear chains of carbon atoms are expected to display novel and technologically relevant optical,…

Materials Science · Physics 2010-11-02 Xing-Qiu Chen , C. L. Fu , C. Franchini

Carbon atomic chain, linear benzene polymers, and carbon nanothreads are all one-dimensional (1D) ultrathin carbon structures. They possess excellent electronic and mechanical properties; however, their thermal transport properties have…

Materials Science · Physics 2020-01-08 Jing Xue , Yuee Xie1 , Qing Peng , Yuanping Chen

In the present investigation, the novel two-step electrochemical process of room temperature synthesis of Hg-1212 superconducting films has been developed and reported first time. Electrochemical parameters were optimized by studying cyclic…

Superconductivity · Physics 2009-11-10 D. D. Shivagan , P. M. Shirage , L. A. Ekal , S. H. Pawar

Few layer graphene/carbon (FLG/C) composites are prepared directly via the rapid and simple exfoliation of expanded graphite in the presence of carbon based natural precursors (i.e. protein, polysaccharide) in water, followed by…

Applied Physics · Physics 2020-12-10 Anurag Mohanty , Izabela Janowska

A transport model based on the mean free path approach for an interacting meson system at finite temperatures is discussed. A transition to a quark gluon plasma is included within the framework of the bag model. We discuss some calculations…

Nuclear Theory · Physics 2007-05-23 Zhi Guang Tan , Dai-Mei Zhou , S. Terranova , A. Bonasera

We demonstrate full quantum state control of two species of single atoms using optical tweezers and assemble the atoms into a molecule. Our demonstration includes 3D ground-state cooling of a single atom (Cs) in an optical tweezer,…

Linear chains of about 10-13 carbon atoms were predicted to be the most favorable phase on different metal surfaces prior to graphene nucleation. However, unlike the graphene that widely studied both theoretically and experimentally, carbon…

Mesoscale and Nanoscale Physics · Physics 2017-12-15 T. V. Pavlova , S. L. Kovalenko , K. N. Eltsov

A recent suggestion that acetamide, \ce{CH3C(O)NH2}, could be readily formed on water-ice grains by the acid induced addition of water across the \ce{CN} bond is now shown to be valid. Computational modelling of the reaction between…

Astrophysics of Galaxies · Physics 2023-07-19 Boutheïna Kerkeni , John M. Simmie

Zirconium nitride (ZrN) is a refractory material with good mechanical and thermal properties. It is therefore a good candidate for hard surface treatment at high temperature. In this work, we report the growth and characterization of ZrN by…

Materials Science · Physics 2025-05-13 Luc Pichon , A. Straboni , T. Girardeau , M. Drouet , P. Widmayer