Results 81 to 90 of about 8,833 (297)

Application of Conductivity Combined with Various Other Instrumental Analyses in the Detection of the Freshness and Yolk-to-White Ratio of Liquid Egg [PDF]

open access: yesShipin Kexue
This study established a rapid and efficient technique to detect the freshness and yolk-to-white ratio of liquid egg based on conductivity combined with salinity, total dissolved solids (TDS), pH, and color parameters. The results showed that during the
DOU Wenhao, WANG Hailing, HUANG Zilong, YANG Fuming, CHI Yuan, CHI Yujie
doaj   +1 more source

Alcohol‐Adduct Mediated Precursor Stabilization Strategies for Conformal SnO2 Layers in Highly Efficient and Stable Perovskite Solar Modules

open access: yesAdvanced Energy Materials, EarlyView.
An alcohol‐adduct‐mediated strategy is employed to stabilize tin isopropoxide for the formation of a homogeneous double electron transport layer (ETL) incorporating SnO2 nanoparticles (NPs). This double‐ETL exhibits improved optical and charge‐transport properties due to reduced defect density and better energy level alignment, resulting in high ...
You‐Hyun Seo   +10 more
wiley   +1 more source

TDS Simulator: a MATLAB App to model temperature-programmed hydrogen desorption

open access: yes
We present TDS Simulator, a new software tool aimed at modelling thermal desorption spectroscopy (TDS) experiments. TDS is a widely used technique for quantifying key characteristics of hydrogen-material interactions, such as diffusivity and trapping ...
Harris, Zachary D   +2 more
core   +1 more source

Noise reduction in terahertz thin film measurements using a double modulated differential technique

open access: yes, 2002
© World Scientific Publishing CompanyDifferential terahertz (THz) time-domain spectroscopy (TDS) is a technique for decreasing noise levels in THz thin film characterization experiments.
Mickan, S.   +7 more
core   +1 more source

Characterization of groundwater salinity by hydrogeochemical and multivariate statistical analysis in the coastal aquifer of Nagapattinam district, Southern India

open access: yesHeliyon
The impact of seawater intrusion from coast to inland terrain in the Cauvery River Basin (CRB) and Uppanar River Basin (URB) was evaluated based on major ion groundwater chemistry. TDS ranges from 229 to 2260 mg/l, and 408 to 3732 mg/l; Na+ range from 67
Ratnakar Dhakate
doaj   +1 more source

PEMBUATAN MEMBRAN SERAT BERONGGA POLIETERSULFON/2-(METAKRILOILOSI)ETIL POSPORIL KLORIN DAN APLIKASINYA UNTUK PENGOLAHAN AIR SUMUR TERCEMAR LIMBAH TSUNAMI DI BANDA ACEH (Preparation Hollow Fiber Membrane of Polyethersulfone/2-(Methacryloyloxy)

open access: yesJurnal Manusia dan Lingkungan, 2016
ABSTRAK Banyak kasus air sumur masyarakat di wilayah yang terkena imbas tsunami di Banda Aceh mengandung zat padat terlarut (Total Dissolved Solid, TDS) dan klorida melebihi standar baku mutu untuk pertimbangan kesehatan.
Sri Aprilia, Nasrul Arahman
doaj   +1 more source

High-precision THz-TDS via self-referenced transmission echo method

open access: yes, 2020
Terahertz time-domain spectroscopy (TDS) is a powerful characterization technique which allows for the frequency-dependent complex refractive index of a sample to be determined. This is achieved by comparing the time-domain of a pulse transmitted through
Klokkou, Nicholas T.   +5 more
core   +1 more source

[Study of Papaver somniferum cultivars identification by TD-RAPD technique].

open access: yesFa yi xue za zhi, 2010
The feasibility of Papaver somniferum L. cultivars identification was explored by TD-RAPD technique.Genomic DNA was extracted by improved CTAB method. One sample of species from Papaver somniferum L in xishuangbanna area. was studied by using TD-RAPD method.We established an optimal method of extracting genomic DNA.
Fan, Lu   +3 more
openaire   +1 more source

Some geochemical and structural features of regularly banded TDs of extant zooxanthellate corals.

open access: yes, 2016
(A) The distribution of magnesium (24Mg/44Ca) in TDs of L. scutaria (ZPAL H.25/49); NanoSIMS image—mapped regions marked with red rectangles in B (thin-section in transmitted light).
Jarosław Stolarski (246110)   +5 more
core   +1 more source

Asymmetric α‐Alkylation With Activated and Unactivated Electrophiles by a Highly Productive and Recyclable Lewis Acid/Imidazolium Catalyst

open access: yesAngewandte Chemie International Edition, EarlyView.
An air‐stable, easily prepared, bifunctional Cu(II)/imidazolium complex enables highly enantioselective α‐alkylation of 1,3‐dicarbonyls with outstanding productivity (TON up to 1740). Highlights include broad electrophile scope spanning π‐activated and nonactivated reagents, stereo‐retentive allylation, simple catalyst synthesis, and efficient catalyst
Johanna Haußmann   +8 more
wiley   +1 more source

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