Results 41 to 50 of about 6,472,690 (313)

A single-molecule diode [PDF]

open access: yesProceedings of the National Academy of Sciences, 2005
We have designed and synthesized a molecular rod that consists of two weakly coupled electronic π -systems with mutually shifted energy levels. The asymmetry thus implied manifests itself in a current–voltage characteristic with pronounced dependence on the sign of the bias voltage, which makes the molecule a prototype for a molecular diode.
Elbing, M.   +9 more
openaire   +3 more sources

Single-Molecule Reaction-Diffusion

open access: yesBiophysical Journal, 2023
Abstract We propose to capture reaction-diffusion on a molecule-by-molecule basis from the fastest acquirable timescale, namely individual photon arrivals. We illustrate our method on intrinsically disordered human proteins, the linker histone H1.0 as well as its chaperone prothymosin α
Lance W.Q. Xu   +3 more
openaire   +3 more sources

A Memristive Element Based on an Electrically Controlled Single‐Molecule Reaction [PDF]

open access: yes, 2020
A single-molecule memory element is electrically-controlled using two distinct reaction mechanisms as reported by K. Moth-Poulsen, J. Hihath, and co-workers (DOI:10.1002/anie.202002300).
Haipeng B. Li   +14 more
core   +1 more source

Nanotechnology and Single Molecules

open access: yesChemPhysChem, 2004
For many years now, scientific and technological research has witnessed a dramatic increase of interest in studies of single molecules. A large number of ongoing projects are dealing with examinations of individual particles, and many of them have been funded by the Volkswagen Stiftung.
openaire   +3 more sources

Single molecules in fluorescence fluctuation spectroscopy: Effective volume and photon counting histogram

open access: yes, 2022
Paper 686204This paper presents a stochastic theory for the interpretation of photon counting histograms in fluorescence fluctuation spectroscopy (FFS). New concepts of an effective volume and a single molecule probability distribution are introduced to ...
Greiner, B., Ackermann, J., Mathis, H.
core   +1 more source

Surface Modification of Fluorescent Nanodiamonds for Biological Applications

open access: yesNanomaterials, 2021
Fluorescent nanodiamonds (FNDs) are a new class of carbon nanomaterials that offer great promise for biological applications such as cell labeling, imaging, and sensing due to their exceptional optical properties and biocompatibility.
Hak-Sung Jung, Keir C. Neuman
doaj   +1 more source

The complexity of mesoporous silica nanomaterials unravelled by single molecule microscopy [PDF]

open access: yes, 2011
Mesoporous silica nanomaterials are a novel class of materials that offer a highly complex porous network with nanometre-sized channels into which a wide amount of differently sized guests can be incorporated.
Bräuchle, Christoph   +5 more
core   +1 more source

Single-Molecule-Based Electroluminescent Device as Future White Light Source

open access: yes, 2019
During the last two decades, spectacular development of light-emitting diodes (LEDs) has been achieved owing to their widespread application possibilities.
Shie-Ming Peng (1425703)   +8 more
core   +2 more sources

Variations in Cell Surfaces of Estrogen Treated Breast Cancer Cells Detected by A Combined Instrument for Far-Field and Near-Field Microscopy

open access: yesAnalytical Cellular Pathology, 2002
The response of single breast cancer cells (cell line T‐47D) to 17β‐estradiol (E2) under different concentrations was studied by using an instrument that allows to combine far‐field light microscopy with high resolution scanning near‐field (AFM/SNOM ...
P. Perner   +6 more
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

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