نتایج جستجو برای: nano plates

تعداد نتایج: 86396  

Journal: :Zootaxa 2014
C A Viraktamath H V Anantha Murthy

This paper deals with 21 species of Hishimonus Ishihara and two species of Litura Knight from the Indian subcontinent. The following new species are described: Hishimonus acuminatus sp. nov. (India: Mizoram), H. distinctus sp. nov. (India: Karnataka, Kerala, Tamil Nadu. Sri Lanka), H. dwipae sp. nov. (Sri Lanka), H. longisetosus sp. nov. (India: Karnataka), H. spicans sp. nov. (India: Karnataka...

Journal: :Zootaxa 2013
Wu Dai Murray J Fletcher Yalin Zhang

Seven species of Hishimonus Ishihara are recorded in Thailand, four of which were previously recorded from neighbouring countries and three new species described herein: Hishimonus pallidus sp. nov., H. diffractus sp. nov. and H. gillespiei sp. nov. The other four species are H. concavus Knight, previously known from the Philippines, H. subtilis Knight recorded from Singapore, H. aberrans Knigh...

Journal: :Nanotechnology 2012
Peng Xu James Loomis Ben King Balaji Panchapakesan

Load transfer and mechanical strength of reinforced polymers are fundamental to developing advanced composites. This paper demonstrates enhanced load transfer and mechanical strength due to synergistic effects in binary mixtures of nano-carbon/polymer composites. Different compositional mixtures (always 1 wt% total) of multi-wall carbon nanotubes (MWNTs) and single-layer graphene (SLG) were mix...

Journal: :Machines 2021

High quality, highly efficient finishing processes are required for difficult-to-machine materials. Magnetic abrasive (MAF) process is a method that can obtain high accuracy surface using fine magnetic particles and particles, but has poor efficiency. On the contrary, fixed polishing (FAP) material removal efficiency often cannot provide high-quality at nano-scale. Therefore, this work proposes...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده علوم پایه 1393

روش های معمول برای تهیه بنزوتیازول ها شامل تراکم 2-آمینوتیوفنول با کربوکسیلیک اسید ها، آلدهید ها و هم¬چنین ارتواسترها می باشد. در این کار، کاتالیست nano- γ-al2o3/bf3-n به عنوان کاتالیست اسید جامد تهیه شده است. برای تایید ساختار nano- γ-al2o3 و nano- γ-al2o3/bf3-n طیف مادون قرمز و پراش پرتو xگرفته شده است. مشتقهای بنزوتیازول از طریق تراکم آلدهید ها با 2-آمینوتیوفنول با استفاده از nano- γ-al2o...

Journal: :International Journal of Precision Engineering and Manufacturing-Green Technology 2021

Conventionally, the photon sieve (PS) was made of chrome-coated fused silica and quartz plates. However, plates have a size limitation due to their weight fragility. A membrane PS is attractive since it lightweight, large size, flexibility deployable. This paper demonstrates new concept based on cellulose nanofiber (CNF). The CNF-based (CNF-PS) transparent, flexible, has high strength toughness...

Journal: :Reviews on Advanced Materials Science 2021

Abstract This paper presents thirteen square columns to study the behavior of nano-concrete-filled steel tubular with end plates after lateral impact. The failure modes subjected impact damage or not were compared. loading height, thickness, and column height set as test parameters in these tests. effects on ultimate capacity, initial stiffness, ductility are discussed this paper. bearing capac...

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