response response time and bandwidth

Effects of temperature, time, and solvent ratio on the extraction of phenolic compounds and the anti-radical activity of Clinacanthus nutans Lindau leaves by response surface methodology

Effects of temperature, time, and solvent ratio on the extraction of phenolic compounds and the anti-radical activity of Clinacanthus nutans Lindau leaves by response surface methodology

... all the responses A number of runs in each response; extraction yields (6, 8, 13, 16, 17, 18 and 19), DPPH scavenging activ-ities (8, 12, 15, 17, and 18) and TPC (4, 14, 15, 17, 18, and 19) were ... extraction time and solvent ratio and g–i the interaction effect of TPC as a function of extraction temperature, extraction time and solvent ratio Trang 9recorded in Fig. 2a, g, and this can ... activity and TPC of 23.51, 72.95% and 129.75 mg GAE/g extract, respectively Table  6 shows the predicted and actual response values for the optimized conditions Under optimum conditions, the actual responses

Ngày tải lên: 29/05/2020, 15:11

11 63 0
Response surface and artificial neural network prediction model and optimization for surface roughness in machining

Response surface and artificial neural network prediction model and optimization for surface roughness in machining

... experimental data, and found to be in good agreement Tsao and Hocheng (2008) predicted and evaluated thrust force and surface roughness in drilling of composite material using Taguchi method and the artificial ... The tool of (CVD TiCN/TiC and PVD with TiN) performed better than CVD with (TiCN/TiC/Al2O3) and uncoated carbide insert as lower forces and surface roughness obtained and chips with minimum thickness ... predicted and experimental surface roughness values were found to be very close Sahoo and Mohanty (2013) obtained the optimal values of cutting speed, feed and depth of cut to minimize cutting force and

Ngày tải lên: 14/05/2020, 22:03

12 28 0
Multi-regression prediction model for surface roughness and tool wear in turning novel aluminum alloy (LM6)/fly ash composite using response surface and central composite design methodology

Multi-regression prediction model for surface roughness and tool wear in turning novel aluminum alloy (LM6)/fly ash composite using response surface and central composite design methodology

... roughness and tool wear in turning novel aluminum alloy (LM6)/fly ash composite using response surface and central composite design methodology   Smita Rani Panda a , Ajit Kumar Senapati b and Purna ... combined response surface (RS) and face centered Central Composite Design (CCD) methodology In the response surface methodology (RSM), the quantitative form of relationship between desired response and ... the ANOVA technique, and the results of the quadratic order response surface model fitting in the form of ANOVA are given in Tables 8 and 9 for surface roughness and Tables 10 and 11 for tool wear

Ngày tải lên: 14/05/2020, 22:24

18 24 0
Bayesian analysis of item response theory and its applications to (1)

Bayesian analysis of item response theory and its applications to (1)

... of estimates by incorporating response timevia joint modeling of response time and response, that, in addition, establishes speed-accuracy relation in response time model with the an interpretable ... and Thissen (1997) and Liu andMaydeu-Olivares (2013)) and the ways of modeling it (e.g., Jannarone (1986), Bradlow,Wainer, and Wang (1999) and Cai (2010)) For randomized items, introducing randomeffects ... Thissen (1983)’s type of response time models (RTM), based on theidea that response time should be treated as random variable jointly with accuracy Forinstance, Ferrando and Lorenzo-Seva (2007)

Ngày tải lên: 07/09/2021, 15:11

146 23 0
Perception of contingency in conditioning scalar timing, response bias, and erasure of memory by reinforcement

Perception of contingency in conditioning scalar timing, response bias, and erasure of memory by reinforcement

... varied with conditions and response rates of individual subjects and is not generally known Trang 5However, we may treat it as a free parameterand assign it the value of 400 ms and thus obtain the ... im-mediately, and correct discriminative responses were rein-forced. The duration of the food and lite events were equal in each phase of the experiment and took values of 1, 2, 3 and 4 s, in that ... condition on Monday and Thursday, the food condition on Tuesday and Friday, and the null condition on Wednesday and Saturday The first (1 -s) condition lasted for 12 cycles, and the subsequent

Ngày tải lên: 13/10/2022, 14:38

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A Comparison of Response-Contingent and Response-Independent Auto

A Comparison of Response-Contingent and Response-Independent Auto

... number of trials), and latency (time between the given stimulus and the target response) to nose poke were measures of autoshaping efficacy Additionally, the current study expanded on research ... 26 Trang 10 A Comparison of Response-Contingent and Response-Independent Autoshaping Trials in Rats Autoshaping, which includes both operant conditioning and classical conditioning, is a ... as fixed time 20 s for the ITI, the trial initiation will happen every Trang 12 time after that fixed time (see Figure 1) RCP procedures include a response

Ngày tải lên: 01/11/2022, 15:57

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method for vibration response simulation and sensor placement optimization of a machine tool spindle system with a bearing defect

method for vibration response simulation and sensor placement optimization of a machine tool spindle system with a bearing defect

... acceleration time responses due to the excitation Figure 10 The acceleration time responses and spectra at the front and the rear side of the spindle housing: (a) the acceleration time responses, ... defects of inner race, outer race and rolling balls.Sawalhi and Randall [8] simulated the acceleration time signal responses resulting from a rolling element entry into and exit from a typical spall, ... acceleration time responses and their spectra at the front side and the rear side of the spindle housing are predicted in Figure 10(a,b) The phases of the two acceleration time responses are

Ngày tải lên: 02/11/2022, 14:35

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okadaic acid meet and greet an insight into detection methods response strategies and genotoxic effects in marine invertebrates

okadaic acid meet and greet an insight into detection methods response strategies and genotoxic effects in marine invertebrates

... 1660-3397 www.mdpi.com/journal/marinedrugs Review Okadaic Acid Meet and Greet: An Insight into Detection Methods, Response Strategies and Genotoxic Effects in Marine Invertebrates María Verónica ... phytoplankton and their associated bacteria in the sea (marine biotoxins) requires complex detection and quantification strategies During the last 40 years, the development of such strategies walked hand ... walked hand in hand with the technological progress in life sciences, resulting in a wide range of detection and quantification approaches that can be globally classified into analytical and non-analytical

Ngày tải lên: 04/12/2022, 16:00

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Changes of temperature data for energy studies over time and their impact on energy consumption and CO2 emissions. The case of Athens and Thessaloniki – Greece

Changes of temperature data for energy studies over time and their impact on energy consumption and CO2 emissions. The case of Athens and Thessaloniki – Greece

... indicator and the basis for calculations of heating and cooling energy demand [1] or for estimating bin data and heating and cooling degree-days at any base [2, 10, 11] Table 1 shows the monthly and ... the energy demands for heating and cooling and the it is concluded that the heating energy requirements during the decade 1993-2002 were decreased, as compared to the energy demands of the decade ... the heating and cooling degree-days and the dry bulb temperature bin data This work presents average values of these data for the 1983-1992 and 1993-2002 decades, calculated for Athens and Thessaloniki,

Ngày tải lên: 05/09/2013, 16:10

14 548 0
Time and performance   a three part study examining the relationships of job experience, organizational tenure, and age with job performance

Time and performance a three part study examining the relationships of job experience, organizational tenure, and age with job performance

... E R I E S Time and Performance: A Three-Part Study Examining the Relationships of Job Experience, Organizational Tenure, and Age with Job www.ilr.cornell.edu/CAHRS/ Trang 3TIME AND PERFORMANCE: ... experience and performance, organizational tenure and performance, and age and performance The expected non-linear relationships suggest that observed correlations in studies are not random samplings ... an inverted U-shaped relationship between time and performance (Avolio et al., 1990) The hypothesis of an inverted U-shaped relationship between time and performance is a proposal that individual

Ngày tải lên: 11/09/2013, 11:44

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Change time and change tense

Change time and change tense

... description,definition, and statements of general truth As the time line shows, the present tenseextends from past time, through the present and into the future Durative verbs, whichshow states through time, ... time These are repeated again and again through time Adverbs of frequency are common time markers in the present tense They tell how often an action is repeated: always, usually, often, sometimes, ... telephone, andmeets people She uses a typewriter every day Sheputs papers away in the file cabinet She standsbetween her boss and his visitors She helps her boss to plan his time and to finish

Ngày tải lên: 16/10/2013, 08:15

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Tài liệu Saving time and money for work at home entrepreneurs pptx

Tài liệu Saving time and money for work at home entrepreneurs pptx

... bookkeeping and accounting, article/E-book writing and submission, travel and event planning and ad writing Others can do these tasks better and more efficiently than you can and your time is better ... related and emails that are simply frivolous and time wasting If an email has been forwarded several times, don’t waste your time If an email is addressed to a great many people, don’t waste any time ... one account for this and another account for that Checking each and every email account more than once a day can be a time consuming task that you very easily Saving Time and Money for Work at

Ngày tải lên: 20/02/2014, 11:20

18 461 0
Project Gutenberg’s Space, Time and Gravitation pot

Project Gutenberg’s Space, Time and Gravitation pot

... length; and a third to test the second; and so ad infinitum You remind me of the incident of the clock and time-gun in Egypt The man in charge of the time-gun fired it by the clock; and theman ... standpoint is then a discarding of certain hypotheses,which are uncalled for by any known facts, and stand in the way of anunderstanding of the simplicity of nature Trang 39The views of time and ... Physicalspace and time are found to be closely bound up with this motion of theobserver; and only an amorphous combination of the two is left inher-ent in the external world When space and time are

Ngày tải lên: 06/03/2014, 13:20

219 359 0
Báo cáo khoa học: Space, time and nitric oxide – neuronal nitric oxide synthase generates signal pulses pptx

Báo cáo khoa học: Space, time and nitric oxide – neuronal nitric oxide synthase generates signal pulses pptx

... 4 and k8 correspond to heme reduction; k2 and k5 correspond to oxygen binding; and k3and k6correspond to catalytic steps k7and k 9 correspond to release of NO from ferric and ferrous enzyme, and ... constants k1, k4and k8correspond to heme reduction; k2and k 5 correspond to oxygen binding; and k 3 and k 6 correspond to cata-lytic steps k7and k9correspond to the release of NO from ferric and ferrous ... 2version is the product of time and steady-state rate Bycontrast, information transfer in the unmodulated steady-state is zero because information transfer depends on bandwidth [8] Almost all work

Ngày tải lên: 07/03/2014, 00:20

12 406 0
Relativity, space time and cosmology   wudka

Relativity, space time and cosmology wudka

... Universal Time ƒ Length contraction ƒ Paradoxes ƒ Space and Time Trang 4o 7 The General Theory of Relativity ƒ The happiest thought of my life ƒ Gravitation and energy ƒ Space and time ... Kelvin, and −459 degrees Fahrenheit. Trang 24Times (in seconds)8.6 × 104 Earth rotation time 1.6 × 10 9 Time between Milky Way supernovae 3 × 10 13 Time for evolution of a species 7.3 × 1015 Orbit time ... origin of the universe through atoms moving randomly and colliding to form larger bodies and worlds He also believed that space is infinite and eter- nal, and that the number of atoms are infinite

Ngày tải lên: 17/03/2014, 13:35

219 406 0
Cheaper, Better, Faster: Over 2,000 Tips and Tricks to Save You Time and Money Every Day

Cheaper, Better, Faster: Over 2,000 Tips and Tricks to Save You Time and Money Every Day

... 43 Clothing and Accessories 674 Food and Cooking 83 5 Gifts 133 6 Health and Beauty 159 7 Holidays and Special Occasions 177 8 Home 213 9 Kids and Babies 255 10 Laundry 271 11 Money and Finances ... moving Unnecessary idling time spent at red lights wastes your fuel and that of the cars behindyou Cut idle time and you cut carbon and sludge buildup Gas mileage—skip the roof and trunk racks If you’d ... the same place for the same amount of time each day and night lets thieves know where to look for it, and this gives themplenty of time to figure how much time they’d need to make off with it

Ngày tải lên: 17/03/2014, 20:09

201 422 0
Response Time and Drift Testing

Response Time and Drift Testing

... Background and General Details, 1992 1.9 Response Time and Drift Testing Hashemian, H M and Petersen, K M., Loop current step response method for in-place measurement of response time of installed ... noise analysis technique determines the response times for each RTD The system can send the data to a printer and print a table of RTD response times A response time test transient display of a thermocouple ... conditioning and filtering to analyze it and calculate the sensor response time However, because of resonance and other influences, simple FFT analysis does not always yield the correct response time...

Ngày tải lên: 03/03/2018, 20:50

12 47 0
Tài liệu Báo cáo khoa học: Analyzing changes of chromatin-bound replication proteins occurring in response to and after release from a hypoxic block of replicon initiation in T24 cells pptx

Tài liệu Báo cáo khoa học: Analyzing changes of chromatin-bound replication proteins occurring in response to and after release from a hypoxic block of replicon initiation in T24 cells pptx

... 4-(2-aminoethyl)bezenesulfonylfluoride/HCl (1 mM) and NaF (10 mM) and centrifuged for and 600 g at °C Nuclei were resuspended in extraction buffer three more times to fully lyse the nuclear envelope and complete extraction ... A549, BHK, TC7, SW2, HL60 and HUVEC with respect to their response to hypoxia and reoxygenation The alkaline sedimentation profiles of HeLa and CCRF cells after hypoxia and reoxygenation already ... prelabeled with [14C]Thd and grown for 44 h Subsequently the medium was renewed and cells were either incubated normoxically for h, or hypoxically for h and then reoxygenated At the times indicated cells...

Ngày tải lên: 21/02/2014, 00:20

11 612 0
Báo cáo hóa học: " Research Article Channel Impulse Response Length and Noise Variance Estimation for OFDM Systems with Adaptive Guard Interval" docx

Báo cáo hóa học: " Research Article Channel Impulse Response Length and Noise Variance Estimation for OFDM Systems with Adaptive Guard Interval" docx

... presence of strong additive noise and on a time- varying channel, we suggest an auxiliary function to distinguish the statistical characteristics of the additive noise and the multipath channel The ... impulse response distorted by additive noise ρ(τ, t) τ 11 13 15 (¢50 ns) gth en gl gin era Av t Figure 2: Estimated multipath channel profile of a time- varying channel observed at different observed times ... , NP , , NP (14) Increase the experiment index s ← s + 1, and repeat Steps to (NE − 1) times Step Now, each of the vectors L and N has NE elements If ˇ2 the estimated noise variance σn of...

Ngày tải lên: 22/06/2014, 22:20

13 358 0
Báo cáo y học: " Transient expression of bC1 protein differentially regulates host genes related to stress response, chloroplast and mitochondrial functions" pptx

Báo cáo y học: " Transient expression of bC1 protein differentially regulates host genes related to stress response, chloroplast and mitochondrial functions" pptx

... SADC) and another healthy calibrator (A1H, A3H, A4H, HA, HB, HC and HD) In both (A) and (B) R stand for reference gene and T for test samples The results suggest that the DEGs identified in response ... the experimental work and drafted the manuscript AB and IA helped in the RT-PCR and DD-PCR analysis SM and RWB together designed the experiments IA and SM had proof-read and finalized the manuscript ... differentially expressed bands were excised from the gel and extracted by QIAGEN gel extraction kit and DNA extraction kit (MBI, Fermentas) The eluted bands were ligated into pTZ57RT, and transformed into...

Ngày tải lên: 11/08/2014, 21:21

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