The Fabrication of Carbon-Based Polymer Nanocomposite

Author(s):  
Zulhairun A. Karim ◽  
Asif Hafeez ◽  
Ahmad Fauzi Ismail
2020 ◽  
Vol 2 (8) ◽  
pp. 2318-2350 ◽  
Author(s):  
Mahyar Panahi-Sarmad ◽  
Mina Noroozi ◽  
Mahbod Abrisham ◽  
Siroos Eghbalinia ◽  
Fatemeh Teimoury ◽  
...  

2019 ◽  
Vol 2 (1) ◽  
Author(s):  
Sadaf Noamani ◽  
Shirin Niroomand ◽  
Masoud Rastgar ◽  
Mohtada Sadrzadeh

Abstract Increasing oil contaminants in water is one of the major environmental concerns due to negative impacts on human health and aquatic and terrestrial ecosystems. The objective of this review paper is to highlight recent advances in the application carbon-based polymer nanocomposite membranes for oily wastewater treatment. Carbon-based nanomaterials, including graphene and graphene-oxide (GO), carbon nanotubes (CNTs), and carbon nanofibers (CNFs), have gained tremendous attention due to their unique physicochemical properties, such as excellent chemical and mechanical stability, electrical conductivity, reinforcement capability, and their antifouling properties. This review encompasses innovative carbon-based membranes for effective oil–water separation and provides a critical comparison of these membranes regarding the permeation flux, wettability, and flux recovery. The current challenges for the successful development of carbon-based nanocomposite membranes and opportunities for future research are also discussed.


2020 ◽  
Vol 231 (3) ◽  
Author(s):  
Arun Kumar Shukla ◽  
Javed Alam ◽  
Mostafizur Rahaman ◽  
Abdulaziz Alrehaili ◽  
Mansour Alhoshan ◽  
...  

2008 ◽  
Author(s):  
Maria Lucia Miglietta ◽  
Gabriella Rametta ◽  
Girolamo Di Francia ◽  
Alberto D’Amore ◽  
Domenico Acierno ◽  
...  

Author(s):  
B. K. Kirchoff ◽  
L.F. Allard ◽  
W.C. Bigelow

In attempting to use the SEM to investigate the transition from the vegetative to the floral state in oat (Avena sativa L.) it was discovered that the procedures of fixation and critical point drying (CPD), and fresh tissue examination of the specimens gave unsatisfactory results. In most cases, by using these techniques, cells of the tissue were collapsed or otherwise visibly distorted. Figure 1 shows the results of fixation with 4.5% formaldehyde-gluteraldehyde followed by CPD. Almost all cellular detail has been obscured by the resulting shrinkage distortions. The larger cracks seen on the left of the picture may be due to dissection damage, rather than CPD. The results of observation of fresh tissue are seen in Fig. 2. Although there is a substantial improvement over CPD, some cell collapse still occurs.Due to these difficulties, it was decided to experiment with cold stage techniques. The specimens to be observed were dissected out and attached to the sample stub using a carbon based conductive paint in acetone.


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