Bhanu Bhakta Neupane

Works (13)

Updated: July 13th, 2023 21:19

2021 article

Optical properties of segmented Ag-Au wire at single particle level studied with a home-built micro-spectrometer

Neupane, B. B., Chase, T. E., Zhao, L., Wang, G., & He, L. (2021, July 18). ENGINEERING REPORTS.

By: B. Neupane n, T. Chase n, L. Zhao n, G. Wang n & L. He n

author keywords: hetero-metallic nanowires; second harmonic generation; surface plasmon resonance; two-photon excitation luminescence; up-conversion luminescence
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 2, 2021

2020 review

Review of analytical performance of COVID-19 detection methods

[Review of ]. ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 413(1), 35–48.

By: B. Giri *, S. Pandey *, R. Shrestha*, K. Pokharel*, F. Ligler n & B. Neupane*

author keywords: Coronavirus; SARS-CoV-2; COVID-19; RT-PCR; Immunoassays; Disease diagnosis
MeSH headings : Antibodies, Viral / analysis; COVID-19 / diagnosis; COVID-19 / epidemiology; COVID-19 / virology; Humans; Pandemics; RNA, Viral / genetics; SARS-CoV-2 / genetics; SARS-CoV-2 / immunology; SARS-CoV-2 / isolation & purification; Sensitivity and Specificity
TL;DR: Recent reported diagnostic methods for SARS-CoV-2 have varying throughput, batching capacity, requirement of infrastructure setting, analytical performance, and turnaround times ranging from a few minutes to several hours. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: October 5, 2020

2020 journal article

Study on self-assembly of colloidal particles at high ionic strength with stimulated emission depletion microscopy

ENGINEERING REPORTS, 2(9).

By: B. Neupane n, Y. Zhong n & G. Wang n

author keywords: DLVO theory; ionic strength; negatively charged; resolution; self-assembly; stimulated emission depletion
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 9, 2021

2016 journal article

Investigating axial diffusion in cylindrical pores using confocal single-particle fluorescence correlation spectroscopy

ELECTROPHORESIS, 37(15-16), 2129–2138.

By: F. Chen n, B. Neupane n, P. Li n, W. Su  n & G. Wang n

author keywords: Confined diffusion; Confocal fluorescence microscopy; Cylindrical nanopores; Fluorescence correlation spectroscopy
MeSH headings : Diffusion; Hydrodynamics; Models, Theoretical; Molecular Dynamics Simulation; Nanoparticles / chemistry; Porosity; Spectrometry, Fluorescence / methods
TL;DR: The feasibility of using confocal fluorescence correlation spectroscopy to study small nanoparticle diffusion in hundred‐nanometer‐sized cylindrical pores is explored and two diffusion dynamics can be observed in both original intensity traces and the autocorrelation functions (ACFs). (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Moving Kinetics of Nanocars with Hydrophobic Wheels on Solid Surfaces at Ambient Conditions

JOURNAL OF PHYSICAL CHEMISTRY C, 120(20), 10887–10894.

By: F. Chen n, V. Garcia-Lopez *, T. Jin n, B. Neupane n, P. Chu*, J. Tour *, G. Wang n

UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Nanosecond Time-Resolution Study of Gold Nanorod Rotation at the Liquid-Solid Interface

CHEMPHYSCHEM, 17(14), 2218–2224.

By: B. Neupane n, F. Chen n, Y. Wei n, N. Fang *, F. Ligler n & G. Wang n

author keywords: adsorption; fluctuation correlation spectroscopy; gold nanorods; rotation; surface plasmon resonance
TL;DR: This nanosecond time-resolution study reveals that the apparent continuous rotation of gold nanorods actually consists of numerous fast, intermittent rotations or transitions between a small number of weakly immobilized states, with the particle resting in the immobilization states most of the time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2015 journal article

A dual wavelength-activatable gold nanorod complex for synergistic cancer treatment

NANOSCALE, 7(28), 12096–12103.

By: D. Pacardo n, B. Neupane n, S. Rikard  n, Y. Lu n, R. Mo n, S. Mishra n, J. Tracy n , G. Wang n, F. Ligler n, Z. Gu n

Contributors: D. Pacardo n, B. Neupane n, S. Rikard  n, Y. Lu n, R. Mo n, S. Mishra n, J. Tracy n , G. Wang n, F. Ligler n, Z. Gu n

MeSH headings : Antineoplastic Agents / chemistry; Antineoplastic Agents / pharmacology; Drug Screening Assays, Antitumor; Gold / chemistry; Gold / pharmacology; HeLa Cells; Humans; Infrared Rays; Nanotubes / chemistry; Neoplasms / drug therapy; Photochemotherapy
TL;DR: This multifunctional AuNR-based system represents a novel theranostic strategy for spatiotemporal delivery of anticancer therapeutics and demonstrates enhanced anticancer efficacy through the synergistic combination of promoted drug release upon ultraviolet (UV) light irradiation and photothermal therapy upon infrared (IR) irradiation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Continuous-wave stimulated emission depletion microscope for imaging actin cytoskeleton in fixed and live cells

Sensors (Basel, Switzerland), 15(9), 24178–24190.

By: B. Neupane, T. Jin, L. Mellor, E. Loboa, F. Ligler & G. Wang

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

A temperature microsensor for measuring laser-induced heating in gold nanorods

ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 407(3), 719–725.

By: D. Pacardo n, B. Neupane n, G. Wang n, Z. Gu n, G. Walker n & F. Ligler n

author keywords: Microsensor; Gold nanorods; Temperature; Nanoparticles; Microfluidics
MeSH headings : Chemistry Techniques, Analytical / instrumentation; Chemistry Techniques, Analytical / methods; Equipment Design; Gold; Heating; Hot Temperature; Lasers; Microtechnology; Nanotubes / analysis
TL;DR: The results demonstrate the suitability of this simple temperature microsensor for determining laser-induced heating profiles of metallic nanomaterials; such measurements will be essential for optimizing therapeutic and catalytic applications. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2014 review

Review of recent developments in stimulated emission depletion microscopy: Applications on cell imaging

[Review of ]. Journal of Biomedical Optics, 19(8).

By: B. Neupane, F. Ligler & G. Wang

Source: NC State University Libraries
Added: August 6, 2018

2013 review

Single Cell Optical Imaging and Spectroscopy

[Review of ]. CHEMICAL REVIEWS, 113(4), 2469–2527.

By: A. Stender *, K. Marchuk*, C. Liu *, S. Sander*, M. Meyer*, E. Smith *, B. Neupane n, G. Wang n ...

MeSH headings : Apoptosis / physiology; Fluorescence Resonance Energy Transfer; Fluorescent Dyes / chemistry; Lipid Metabolism / physiology; Microscopy, Confocal; Microscopy, Fluorescence, Multiphoton / instrumentation; Microscopy, Fluorescence, Multiphoton / methods; Microscopy, Interference; Mitosis / physiology; Nanoparticles / chemistry; Optical Imaging / instrumentation; Optical Imaging / methods; Plant Cells / pathology; Single-Cell Analysis
TL;DR: A review of the key advances that have occurred in the past several years in the field of single cell optical imaging to highlight the types of findings that are possible at the nexus of microscopy, nanoprobes, and live cells. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Tuning donut profile for spatial resolution in stimulated emission depletion microscopy

Review of Scientific Instruments, 84(4).

By: B. Neupane, F. Chen, W. Sun, D. Chiu & G. Wang

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

Up-Conversion Luminescence of Gold Nanospheres When Excited at Nonsurface Plasmon Resonance Wavelength by a Continuous Wave Laser

NANO LETTERS, 13(9), 4087–4092.

By: B. Neupane n, L. Zhao n & G. Wang n

author keywords: Up conversion; photoluminescence; gold nanospheres; gold nanorods; surface plasmon resonance (SPR); interband transition
MeSH headings : Gold / chemistry; Lasers; Luminescence; Molecular Imaging; Nanoparticles; Nanospheres / chemistry; Surface Plasmon Resonance
TL;DR: It is shown that, when gold nanospheres are excited at the red side of the surface plasmon resonance (SPR) wavelength at 592 nm by a continuous wave (CW) laser, they give substantial up-converted luminescence in the SPR wavelength range. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

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