scholarly journals 2D Materials for Environment, Energy, and Biomedical Applications

2021 ◽  
Vol 2 (10) ◽  
pp. 977-984
Author(s):  
Divya Chauhan ◽  
Mohammad Ashfaq ◽  
Neetu Talreja ◽  
Ramalinga Viswanathan Managalraja

Recently 2D materials are booming in the field of energy, environment, and biomedical application. Incorporation of metal/non-metal within 2D materials significantly influences the physical and chemical properties, making them intriguing materials for various applications. The advancement of 2D material requires strategic modification by manipulating the electronic structure, which remains a challenge. Herein, we describe 2D materials for the environment, energy, and biomedical application. A predominant aim of this short communication is to summarize the literature on the advanced environment, energy, and biomedical application (especially COVID-19).

Author(s):  
Guili Ge ◽  
Lin Li ◽  
Dan Wang ◽  
Mingjian Chen ◽  
Zhaoyang Zeng ◽  
...  

Carbon dots (CDs) are a new type of carbon nanomaterial that have unique physical and chemical properties, good biocompatibility, low toxicity, easy surface functionalization, making them widely used in biological...


2015 ◽  
Vol 17 (47) ◽  
pp. 31530-31541 ◽  
Author(s):  
Heinz-Jürgen Flad ◽  
Gohar Harutyunyan ◽  
Bert-Wolfgang Schulze

The primary motivation for systematic bases in first principles electronic structure simulations is to derive physical and chemical properties of molecules and solids with predetermined accuracy. This requires, however, a detailed asymptotic analysis of singularities.


Nanoscale ◽  
2021 ◽  
Author(s):  
Bowen Li ◽  
Jiazhong Geng ◽  
Haoqiang Ai ◽  
youchao Kong ◽  
Haoyun Bai ◽  
...  

Two-dimensional (2D) materials have attracted increasing interest in the past decades due to their unique physical and chemical properties for diverse applications. In this work, we present a first-principle design...


2020 ◽  
Vol 10 (19) ◽  
pp. 6911
Author(s):  
Malavika Nair ◽  
Serena M. Best ◽  
Ruth E. Cameron

Collagen-based constructs have emerged in recent years as ideal candidates for tissue engineering implants. For many biomedical applications, collagen is crosslinked in order to improve the strength, stiffness and stability of the construct. However, the crosslinking process may also result in unintended changes to cell viability, adhesion or proliferation on the treated structures. This review provides a brief overview of some of both the most commonly used and novel crosslinkers used with collagen, and suggests a framework by which crosslinking methods can be compared and selected for a given tissue engineering application.


2014 ◽  
Vol 25 (9) ◽  
pp. 2153-2162 ◽  
Author(s):  
Luciane Madureira Almeida ◽  
Juliana Ferreira Floriano ◽  
Thuanne Pires Ribeiro ◽  
Lais Nogueira Magno ◽  
Lígia Souza Lima Silveira da Mota ◽  
...  

2020 ◽  
Vol 21 (10) ◽  
Author(s):  
Muhammad Afdal ◽  
Teja Kaswari ◽  
Saitul Fakhri ◽  
Heni Suryani

Abstract. Afdal M, Kaswari T, Fakhri S, Suryani H. 2020. Short Communication: The physical and chemical properties of nipah (Nypa fructicans) frond as an alternative feed for ruminants in Indonesia. Biodiversitas 21: 4714-4718. The aim of this study was to evaluate the physical and chemical properties, as well as the degradation of dry matter (DM) and organic matter (OM), of nipah (Nypa fructicans Wurmb.) frond, in view of its potency as an alternative source of feed. Samples of nipah frond were collected from the Sub-district of Geragai and Nipah Panjang, Indonesia, representing lowland brackish and coastal areas, respectively. All samples were explored to reveal their physical and chemical properties, degradation of DM and OM, and total gas production. The t test was applied to compare parameters between the Geragai and Nipah Panjang areas. There were no significant differences (P > 0.05) in frond weight and leaf weight between the two sample locations. The length of frond and the length from base to first leaf of nipah was significantly different (P < 0.05) between both locations. The number of leaves in one frond and the number of fruit in one bunch were highly significant different (P < 0.01) between the two sample regions. The DM and OM degradation of nipah fronds and leaves were not significantly different (P > 0.05). between Geragai and Nipah Panjang, while the DM and OM degradation of nipah leaves were also not significantly different (P > 0.05). However, total gas production from the leaves and fronds were highly significantly different (P < 0.01) between Geragai and Nipah Panjang. It can be summarized that the physical properties and chemical composition of the fronds and leaves of nipah in these areas are similar except for the length between base and the first leaf, the number of leaves, and the number of fruit in a single bunch, which were different. In terms of DM and OM degradation, there were no differences between the lowland brackish area and the coastal area, except for in terms of total gas production, which was significantly different between the two sample locations.


2020 ◽  
Vol 28 ◽  
Author(s):  
Shan Liu ◽  
Xing-Xiang Ji ◽  
Jie-Fang Zhu

Background: Natural biopolymers have drawn extensive attention because of their great biocompatibility, biodegradability, renewability, and the availability of various reactive functional groups for modifying and introducing novel components. In the last few years, numerous natural biopolymer composites have been exploited to improve their physical and chemical properties and add new functionalities. Methods: Herein, we summarize the current progress of three common classes of natural biopolymer-based composites including alginate, chitosan, and gelatin. Results: The morphology characteristics, preparation methods, and unique functionalities of these biopolymer composites are also analyzed and discussed. Results: The morphology characteristics, preparation methods, and unique functionalities of these biopolymer composites are also analyzed and discussed. Conclusion: Finally, the article offers an overview of recent progress of the main biomedical applications such as tissue engineering, wound-healing, and drug delivery, which inspires further progress of biopolymer composites with tailored mechanical property and stable characteristics for pharmaceutical and biomedical applications.


The Analyst ◽  
2016 ◽  
Vol 141 (11) ◽  
pp. 3126-3140 ◽  
Author(s):  
Xiao-Rong Song ◽  
Nirmal Goswami ◽  
Huang-Hao Yang ◽  
Jianping Xie

Metal nanoclusters (NCs) are emerging as a new class of functional nanomaterials in the area of biological sensing, labelling, imaging and therapy due to their unique physical and chemical properties, such as ultrasmall size, HOMO–LUMO transition, strong luminescence together with good photostability and biocompatibility.


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