A new generation of liquid lasers from engineered semiconductor nanocrystals with giant optical gain

Y Wu, Z Huang, Q Sun, VD Ta, S Wang… - Laser & Photonics …, 2023 - Wiley Online Library
With the development of optofluidic technology, liquid lasers have attracted intense interest
but still face a formidable challenge due to the lack of qualified gain media and creative …

[HTML][HTML] Tunable blue-shift of the charge-transfer photoluminescence in tetrapod-shaped CdTe/CdSe nanocrystals

AD Golinskaya, AM Smirnov, MV Kozlova… - Results in Physics, 2021 - Elsevier
The photoluminescence peculiarities and the excited state absorption of the tetrapod-
shaped CdTe/CdSe nanocrystals are studied in the single-photon excitation regime. A giant …

Exciton-exciton interaction and cascade relaxation of excitons in colloidal CdSe nanoplatelets

AM Smirnov, AD Golinskaya, BM Saidzhonov… - Journal of …, 2021 - Elsevier
The exciton-exciton interaction and phonon-induced cascade relaxation of free electrons
and holes determine the dynamic of stationary resonantly excited excitons in CdSe/CdS …

Photoluminescence and nonlinear transmission of Cu-doped CdSe quantum dots

AM Smirnov, AD Golinskaya, PA Kotin… - Journal of …, 2019 - Elsevier
In this paper we investigate the photoluminescence (PL) properties and nonlinear
transmission of Cu-doped CdSe colloidal quantum dots (QDs) under a nanosecond laser …

[HTML][HTML] Optical gain appearance in the CdSe/CdS nanoplatelets colloidal solution

AM Smirnov, AD Golinskaya, VN Mantsevich… - Results in Physics, 2022 - Elsevier
The experimental investigations of the colloidal heterostructured CdSe/CdS nanoplatelets
transient absorption in the regime of one-photon stationary excitation of excitons by high …

Heavy-hole and light-hole excitons in nonlinear absorption spectra of colloidal nanoplatelets

AM Smirnov, VN Mantsevich, DS Smirnov… - Solid State …, 2019 - Elsevier
We study the nonlinear optical response of CdSe/CdS nanoplatelets (NPLs) in the vicinity of
heavy hole (hh) and light hole (lh) exciton resonances by means of the two color pump …

Impact of intense laser Bessel beam on excitonic complexes in ellipsoidal quantum dot

YY Bleyan, TA Sargsian, AA Kostanyan… - Journal of …, 2023 - Elsevier
This theoretical study investigates the response of a strongly oblate GaAs ellipsoidal
quantum dot to an intense laser field with a Bessel intensity profile at non-resonant extreme …

Dam** of Cu-associated photoluminescence and formation of induced absorption in heavily Cu-doped CdSe quantum dots

AM Smirnov, AD Golinskaya, PA Kotin… - The Journal of …, 2019 - ACS Publications
We studied photoluminescence (PL) properties and nonlinear absorption characteristics of
heavily Cu-doped CdSe colloidal quantum dots (QDs) under nanosecond laser pulse …

Phonon-assisted exciton absorption in CdSe/CdS colloidal nanoplatelets

AM Smirnov, AD Golinskaya, BM Saidzhonov… - JETP Letters, 2019 - Springer
The features of the nonresonant absorption of CdSe nanoplatelets with a CdS shell are
studied in the case of excitation to the exciton absorption edge by high-power nanosecond …

Nonlinear Absorption and Photoluminescence of CdTe Nanotetrapods with CdSe Tips under Nonresonance Excitation of Excitons

SY Gavrilov, AM Smirnov, MV Kozlova… - Journal of Experimental …, 2023 - Springer
The nonlinear absorption and photoluminescence of CdTe/CdSe nanotetrapod colloids
have been studied by the pump–probe method for the case of single-photon nonresonance …