AFM – TechConnect Briefs

A More Accurate and Precise Method to Calibrate Atomic Force Microscope (AFM) Cantilevers

Clark J.V., Auburn University, US

This paper presents a method for using a calibrated microelectromechanical system (MEMS) device to calibrate an atomic force microscope (AFM) cantilever. Measure- ments of stiffness and deflection can be made with quantifiable uncertainty. The popular [...]

A.C. Conductivity and Electric Modulus Studies of LiNi1/3Mn1/3Co1/3O2 Cathode Thin Films Grown by Pulsed Laser Deposition Technique

Prasad K.H., Arumugam R., Srinadhu E.S., Satyanarayana N., Pondicherry University, IN

Cathode, anode, and electrolyte materials are the major parts of the lithium batteries, of which, cathode material plays an important role in lithium battery technology. Recently, LiNi1/3Co1/3Mn1/3O2, which is composed of divalent Ni, tetravalent Mn, [...]

Structural and Electrical Conductivity Studies of Spinel Li4Ti5O12 Anode Thin Films Grown by RF Magnetron Sputtering

Prasad K.H., Arumugam R., Srinadhu E.S., Satyanarayana N., Pondicherry University, IN

All-solid-state rechargeable batteries with high energy density are the most promising energy storage devices for electric vehicles and other portable electronic devices. Among the available energy sources, lithium-ion (Li-ion) batteries are more suitable, since these [...]

Nano-JKR Method Eliminates Adhesion Errors in Nanoindentation of Compliant Polymers and Hydrogels

Ebenstein D.M., Bucknell University, US

Although nanoindentation (or instrumented indentation) was originally developed for characterization of hard, stiff materials such as metals and silicon, this tool has recently seen increased use with compliant polymers and hydrogels. One challenge associated with [...]

Nanostructural and biochemical property changes in activation-induced CD8+ T cell apoptosis utilizing AFM and Raman spectroscopy

Lee G.J., Lee Y.J., Lee G.J., Lee Y.J., Park H.K., Kyung Hee University, KR

This study was to investigate the changes in nanostructure and biochemical properties of activated mature CD8+ T cells related to apoptosis at a molecular level. We confirmed the activation and apoptosis of CD8+ T cells [...]

Nanocharacterization Studies on Surface Modified Nanoporous Gold Films for Sensor Applications

Joshi M., Swastic S., Vemula J.K., Priydarshi K., Deshpande A., Ramanan S.R., Krishnan J.N., BITS Pilani, K. K. Birla Goa Campus, IN

Nano porous gold film is fabricated by electroless plating with Potassium Gold Cyanide as plating solution. E-beam deposited Cu substrates are chosen for plating experiments. SEM studies revealed the pore size to be 100+20 nm [...]

AFM-Based Fabrication of a Nanofluidic Device for Medical Applications

Promyoo R., El-Mounayri H., Karingula V.K., Varahramyan K., Indiana University Purdue University Indianapolis, US

Recent developments in science and engineering have advanced the atomic manufacturing of nanoscale structures, allowing for improved high-performance technologies. Among them, AFM-based nanomachining is considered a potential manufacturing tool for operations including machining, patterning, and [...]

Investigation on capillary force of nanoscale water cluster using a Hybrid AFM-MEMS System

Kwon S., Kim B., Jhe W., Seoul National University, KR

The interaction force between surfaces has a major effect on the behavior of the materials, such as nanoparticles, proteins, various bio-molecules, and so on. The phenomenon of stiction influenced by interaction forces impacts the repetitive [...]

Nanoanalysis of Gas Assisted Ion Etching of High Density Polyethylene using FIB/SEM Platforms for the Development of Functional Surfaces

Sezen M., Bakan F., Sabanci University, TR

Although soft matter, such as polymers, are very much prone to react on electron/ion beam irradiation, it is well possible to turn degradation dependent physical/chemical changes from negative to positive when materials are exposed to [...]

The Effect of Sintering Conditions on the Formation of Hydroxyapatite-Boron Nitride Nanocomposites

Bakan F., Sezen M., Goncu Y., Ay N., Gecgin M., Sabanci University, TR

Being the main inorganic constitution of hard tissues (bone and teeth),calcium phosphates has been applied in medical and dental applications in hard tissue repair. Hydroxyapatite (HAp) ceramics have attracted attention because of their excellent osteoconductive [...]