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ecology delayed density dependence describes a situation where population growth is controlled by negative feedback operating with a time lag. Delayed density
Delayed_density_dependence
Mathematics of change in size and age
others, tried to simulate some of these population dynamics. Delayed density dependence Lotka-Volterra equations Minimum viable population Maximum sustainable
Population_dynamics
Medical condition
Caffeine dependence is substance dependence on caffeine. Conditions may include symptoms of tolerance, withdrawal, persistent desire or unsuccessful efforts
Caffeine_dependence
Vector field related to displacement current and flux density
bandwidth) the frequency-dependence of ε can be neglected. At a boundary, (𝐃𝟏−𝐃𝟐)⋅𝐧̂=D1,⊥−D2,⊥=σf, where σf is the free charge density and the unit normal
Electric_displacement_field
Speed of sound wave through elastic medium
and the density of the medium. Longitudinal (or compression) waves in solids depend on the same two factors with the addition of a dependence on
Speed_of_sound
View of quantum mechanics
vector or the operators carry time dependence, in the interaction picture both carry part of the time dependence of observables. The interaction picture
Interaction_picture
Correlation of a signal with a time-shifted copy of itself, as a function of shift
in the discrete time case, measures the correlation of a signal with a delayed copy of itself. Essentially, it quantifies the similarity between observations
Autocorrelation
this result, delaying his work on gravity. If the Earth had a constant density ρ, the mass would be M(r) = (4/3)πρr3 and the dependence of gravity on
Gravity_of_Earth
Value for the flow of probability in quantum mechanics
particle may be in motion even if its spatial probability density has no explicit time dependence. For a particle in a box, in one spatial dimension and
Probability_current
Measure of dependence between two variables
mutual information (MI) of two random variables is a measure of the mutual dependence between the two variables. More specifically, it quantifies the "amount
Mutual_information
Medication used to treat anxiety disorders
side-effect profile and no risk of dependence. Buspirone has no immediate anxiolytic effects, and hence has a delayed onset of action; its full clinical
Buspirone
Smallest amount of fissile material needed to sustain a nuclear reaction
uranium-235. Then, criticality occurs when ν·q = 1. The dependence of this upon geometry, mass, and density appears through the factor q. Given a total interaction
Critical_mass
Force resulting from the quantisation of a field
coefficient called a Hamaker constant) for small a, with a more complicated dependence on a for intermediate separations determined by the dispersion of the
Casimir_effect
Property in optics
low density. Almost all solids and liquids have refractive indices above 1.3, with aerogel as the clear exception. Aerogel is a very low density solid
Refractive_index
Chemical substance that alters brain function
and potentially lead to dependence or long-term neural adaptations such as sensitization or tolerance. Addiction and dependence involve psychological and
Psychoactive_drug
Description of a quantum-mechanical system
called stationary, since the only time dependence is a phase factor that cancels when the probability density is calculated via the Born rule. The spatial
Schrödinger_equation
Expansion of auto-oriented, low-density development in suburbs
the geographic extent of cities and towns, often characterized by low-density residential housing, single-use zoning, and increased reliance on the private
Urban_sprawl
Manufacturing styles of an electronic device
dependence of permittivity. The graphs below show typical frequency behavior of the capacitance for ceramic and film capacitors. Frequency dependence
Capacitor_types
Steroid medication
manufacture natural corticosteroids (especially cortisol), which results in dependence on prednisone. For this reason, prednisone should not be abruptly stopped
Prednisone
Covariance and correlation
independent random variables with probability density functions f and g, respectively, then the probability density of the difference Y−X is formally given
Cross-correlation
Human settlement within a metropolitan area
higher-density areas in proximity to the city center (which would not be referred to as 'suburbs' in most other countries), and the lower-density suburbs
Suburb
Notation for conserved quantities in physics and chemistry
hydrogen-like atoms with quantum numbers n = 1, 2, 3 (blocks), ℓ (rows) and m (columns). The spin s is not visible, because it has no spatial dependence.
Quantum_number
Species of beetle
colour; eventually darkening to black. Pupation is commonly delayed by keeping larvae in high density with other larvae and plentiful food, and can be resumed
Zophobas_atratus
Electrically insulating substance able to be polarised by an applied electric field
potentials), whereas others are not. In physics, dielectric dispersion is the dependence of the permittivity of a dielectric material on the frequency of an applied
Dielectric
coexistence. Subsequent refinements of the model, notably adding density dependence on several terms, allowed this coexistence to happen. The model is
Nicholson–Bailey_model
Theorem in quantum mechanics
derivation is straightforward. The Heisenberg picture moves the time dependence of the system to operators instead of state vectors. Starting with the
Ehrenfest_theorem
What makes it possible to determine the total atmospheric delay, is its known dependence of the zenith or elevation angle of the satellite. If z {\displaystyle
GPS_meteorology
Loss of quantum coherence
of three known sources of decoherence. They were able to measure the dependence of decoherence on temperature and magnetic field strength. Decoherence
Quantum_decoherence
Country in North America
culminated in the Canada Act 1982, which severed the vestiges of legal dependence on the Parliament of the United Kingdom. Canada is a parliamentary democracy
Canada
Formulations of quantum mechanics
Lagrangian and Eulerian specification of the flow field: in short, time dependence is attached to quantum states in the Schrödinger picture and to operators
Dynamical_pictures
Battery with solid electrodes and a solid electrolyte
batteries. Theoretically, solid-state batteries offer much higher energy density than the typical lithium-ion or lithium polymer batteries. While solid
Solid-state_battery
Fixed-value capacitor using ceramic
used as the first ceramic dielectric because it had a linear temperature dependence of capacitance for temperature compensation of resonant circuits and can
Ceramic_capacitor
Mathematical description of quantum state
t)=[Ψ(𝐫,s,t)Ψ(𝐫,s−1,t)⋮Ψ(𝐫,−(s−1),t)Ψ(𝐫,−s,t)] in which the spin dependence is placed in indexing the entries, and the wave function is a complex
Wave_function
Material which glows when excited by ionizing radiation
delayed: this is the slow or delayed component (corresponding to delayed fluorescence). Sometimes, a direct T0 → S0 transition occurs (also delayed)
Scintillator
Species of plant
While some literature reviews claim that kratom has less potential for dependence or overdose than traditional opioids, other reviews note that kratom withdrawal
Mitragyna_speciosa
Study of motions and interactions of neutrons
eigenvalue reflects the time dependence of the neutron density in a multiplying medium. keff < 1, subcritical: the neutron density is decreasing as time passes;
Neutron_transport
Effect of a material on light
alternatively, with respect to the wave's wavelength n = n(λ). The wavelength dependence of a material's refractive index is usually quantified by its Abbe number
Dispersion_(optics)
Equations describing classical electromagnetism
location dependence. The sources are the total electric charge density (total charge per unit volume), ρ, and the total electric current density (total
Maxwell's_equations
Urban area with a total population in excess of ten million people
eight million is considered the minimum threshold, along with a population density of at least 2,000 per square kilometre. The terms conurbation, metropolis
Megacity
Quantum mechanics mathematical equation
applied to the system. The perturbation is described by an additional time dependence in the Hamiltonian: H ^ ( t ) = H ^ 0 + V ^ ( t ) θ ( t − t 0 ) , {\displaystyle
Kubo_formula
Class of drugs
harmful changes in cholesterol levels (increased low-density lipoprotein and decreased high-density lipoprotein), acne, high blood pressure, liver damage
Anabolic_steroid
Model of electrical conduction
energy current density is 𝐣q=−13v2τcv∇T This determines the thermal conductivity: κ=13v2τcv (This derivation ignores the temperature-dependence, and hence
Drude_model
Type of computer memory
sufficient write current. However, this dependence on write current also makes it a challenge to compete with the higher density comparable to mainstream DRAM and
Magnetoresistive_RAM
CNS stimulant and isomer of amphetamine
vessels. Chronic overuse of dextroamphetamine can lead to severe drug dependence, resulting in withdrawal symptoms when drug use stops. According to the
Dextroamphetamine
Tropane alkaloid and stimulant drug
exposure poses risks to fetal development. Chronic use may result in cocaine dependence, withdrawal symptoms, neurotoxicity, and nasal damage, including cocaine-induced
Cocaine
Drug mixture used mainly to treat ADHD and narcolepsy
higher-than-prescribed doses poses a significant risk of addiction or dependence due to the pronounced reinforcing effects that are present at high doses
Adderall
Partial differential equation describing the evolution of temperature in a region
The Fourier law states that heat energy flow has the following linear dependence on the temperature gradient 𝐇(x)=−𝐀(x)⋅∇u(x) where A(x) is a 3 × 3 real
Heat_equation
Seismic anisotropy is the directional dependence of the velocity of seismic waves in a medium (rock) within the Earth. A material is said to be anisotropic
Seismic_anisotropy
Behaviour of travelling radio waves
means that the power density of the radiated wave at that new location is reduced to one-quarter of its previous value. The power density per surface unit
Radio_propagation
Central nervous system stimulant
cups of coffee per day or less. Caffeine can produce a mild form of drug dependence – associated with withdrawal symptoms such as sleepiness, headache, and
Caffeine
Type of muscle
of neural control beyond a simple "on" or "off" state. Delayed stretch activation and delayed shortening deactivation allow asynchronous muscles to generate
Asynchronous_muscles
Group of dehydrogenase enzymes
that drug dependence has seven ADH genes associated with it, however, more research is necessary. Alcohol dependence and other drug dependence may share
Alcohol_dehydrogenase
Confederation of Mali, Niger, and Burkina Faso
adapted to the Sahelian climate. The initiative is designed to reduce dependence on foreign seed imports, promote indigenous seed varieties, and increase
Alliance_of_Sahel_States
Dynamic disturbance in a medium or field
that is, along the direction of travel. Dispersion is the frequency dependence of the refractive index, a consequence of the atomic nature of materials
Wave
Type of field-effect transistor
through the interconnect, which leads to increased delay and lower performance. The ever-increasing density of MOSFETs on an integrated circuit creates problems
MOSFET
DØ experiment CERN Multiple Top quark 1998 Delayed-choice quantum eraser Marlan Scully Demonstration Delayed-choice (quantum mechanics) 2004 Gravity Probe
List of experiments in physics
List_of_experiments_in_physics
High-capacity electrochemical capacitor
have the electrochemical signature of a capacitive electrode (linear dependence on current versus voltage curve) as well as exhibiting aic behavior. Additionally
Supercapacitor
Equations of electromagnetism
functional dependence on the sources ρ {\displaystyle \rho } and J {\displaystyle \mathbf {J} } . The fields have an implicit dependence on the position
Jefimenko's_equations
Side effect of opioids during anesthesia
consequences. The risk of recurrence is higher among individuals with opioid dependence (e.g., recreational use) or those undergoing repeated medical procedures
Wooden_chest_syndrome
Observation in physical cosmology
isotropic universe into Einstein's field equations for a fluid with a given density and pressure. This idea of an expanding spacetime would eventually lead
Hubble's_law
Field of mathematics and science based on non-linear systems and initial conditions
result in large differences in a later state (meaning there is sensitive dependence on initial conditions). A metaphor for this behavior is that a butterfly
Chaos_theory
In biology, any group of fish that stay together for social reasons
1163/156853955x00229. S2CID 86589740. Tedeger, R.W.; Krause, J. (1995). "Density dependence and numerosity in fright stimulated aggregation behaviour of shoaling
Shoaling_and_schooling
Effect of pesticide use
term coined by Robert van den Bosch to describe a self-reinforcing over-dependence on agrochemicals and inimical to natural biological controls. Notable
Resurgence_(pest)
Charge transfer due to contact or sliding
charging ranges from up to a factor of 10 or more to very little humidity dependence. Some experiments find increased charging at moderate humidity compared
Triboelectric_effect
Mathematical model of the Big Bang
mutually inconsistent, and there was no consensus on the makeup of the energy density of the universe. The ΛCDM model has been successful in modeling a broad
Lambda-CDM_model
Quantum mechanical state change
changing their size. This property has been used to check the ω3-frequency dependence of the spontaneous emission rate as described by Fermi's golden rule.
Spontaneous_emission
Physical magneto-optical phenomenon
electron number density in the interstellar medium. In the case of radio pulsars, the dispersion caused by these electrons results in a time delay between pulses
Faraday_effect
Formula for spectral line wavelengths in alkali metals
energy eigenvalues of the hydrogen atom reproduce the observed Rydberg dependence, while relativistic and spin corrections appear when the Dirac equation
Rydberg_formula
Drugs that lower neurotransmission levels, reducing brain activity
Drowsiness Dry mouth Other Cognitive effects Opioid dependence Dizziness Loss of appetite Delayed gastric emptying Decreased sex drive Impaired sexual
Depressant
Hamiltonian operator for molecules
energy surface (PES) V(𝐑1,𝐑2,…,𝐑N). It is assumed that the functional dependence of V on its coordinates is such that V(𝐑1,𝐑2,…,𝐑N)=V(𝐑'1,𝐑'2,…,𝐑'N)
Molecular_Hamiltonian
Formulation of quantum mechanics
[A,H]ℏ⟷i{A,H}. In classical mechanics, for an A with no explicit time dependence, {A,H}=dAdt , so again the expression for A(t) is the Taylor expansion
Heisenberg_picture
Diode that emits light from an organic compound
original (PDF) on 1 June 2023. Retrieved 9 April 2011. Phatak, Radhika. "Dependence of dark spot growth on cathode/organic interfacial adhesion in Organic
OLED
Psychedelic drug
autonomous entities. DMT is generally considered non-addictive with low dependence and having little to no tolerance build-up with short-acting routes, but
Dimethyltryptamine
Pulse sequence during a medical test
KR, Waterton JC, Matthews PM, Radda GK (February 1982). "Oxygenation dependence of the transverse relaxation time of water protons in whole blood at high
MRI_pulse_sequence
Key reliability issue in MOSFETs
transconductance of a MOSFET. The degradation is often approximated by a power-law dependence on time. It is of immediate concern in p-channel MOS devices (pMOS), since
Negative-bias temperature instability
Negative-bias_temperature_instability
Central nervous system stimulant
vessels. Chronic overuse of dextroamphetamine can lead to severe drug dependence, resulting in withdrawal symptoms when drug use stops. According to the
Amphetamine
Group of genetic disorders resulting in fragile bones
such as pamidronate, to increase bone density. Bisphosphonates are especially effective at increasing bone density in children; however, it is unclear if
Osteogenesis_imperfecta
Equation in optical analysis of liquids
composition from optical measurements. It can also be used to calculate the density of a liquid for use in fluid dynamics (e.g., flow visualization). The relation
Gladstone–Dale_relation
Burn caused by microwave radiation
depending on length of the exposure; other source says the dependence is not directly on the power density and exposure length, but primarily on the critical
Microwave_burn
Interpretation of quantum mechanics
each other. Rovelli criticizes describing this as a form of "observer-dependence" which suggests reality depends upon the presence of a conscious observer
Relational_quantum_mechanics
Capital city of Nunavut, Canada
economic growth highly limited. This is due to Iqaluit's isolation and heavy dependence on expensive imported supplies, as the city, like the rest of Nunavut
Iqaluit
Description of physical properties at the atomic and subatomic scale
according to its position. The fact that dependence in momentum is the Fourier transform of the dependence in position means that the momentum operator
Quantum_mechanics
Concept in quantum optics
by the second detector is delayed by time τ {\displaystyle \tau } and the coincidence rate between the original and delayed signal is counted. This experiment
Higher_order_coherence
Psychoactive component of cannabis
names Marinol and Syndros. In 2003, the WHO Expert Committee on Drug Dependence recommended transferring THC to Schedule IV of the convention, citing
Tetrahydrocannabinol
Drug that increases alertness
serious adverse health and social consequences, such as overdose, substance dependence, crime, and violent behavior. Stimulants increase activity in the sympathetic
Stimulant
Mathematical transform that expresses a function of time as a function of frequency
and then to cancel its divergence through a delayed opposite and compensatory response. There, only the delay circuit in-between admits a classical Fourier
Fourier_transform
Foundational principle in quantum physics
observable B without explicit time dependence, represented by a self-adjoint operator B̂ relates time dependence of the average value of B̂ to the average
Uncertainty_principle
Device to measure temperature
(BET) Band edge thermometry (BET) takes advantage of the temperature-dependence of the band gap of semiconductor materials to provide very precise optical
Thermometer
Mood disorder characterized by emotional, cognitive, and physical symptoms
PMDD: alprazolam (Xanax) and buspirone. Alprazolam carries a risk of dependence and causes central nervous system depression, and results of clinical
Premenstrual dysphoric disorder
Premenstrual_dysphoric_disorder
Measure of arterial stiffness
small fluid element, where the force on the element equals the product of density (the mass per unit volume; ρ {\displaystyle \rho } ) and the acceleration
Pulse_wave_velocity
Experiment verifying the wave-particle duality of matter
fired slow moving electrons at a crystalline nickel target. The angular dependence of the reflected electron intensity was measured and was determined to
Davisson–Germer_experiment
Proposed theories of gravity
construct a metric; it is mathematically inconsistent because the functional dependence of the metric on the tensor field is not well defined.[citation needed]
Alternatives to general relativity
Alternatives_to_general_relativity
Cognitive decline
of atrophy and tau pathology. NODDI (neurite orientation dispersion and density imaging) is an emerging diffusion MRI technique for examining the microstructure
Dementia
Arboreal herbivorous marsupial native to Australia
breed every year if environmental conditions are good, though the long dependence of the young usually leads to year-long gaps in births. Koalas live from
Koala
Secular meditation practice
"Improving personality/character traits in individuals with alcohol dependence: the influence of mindfulness-oriented meditation". Journal of Addictive
Mindfulness
Effect in field-effect transistors
doping profile present in the bulk. For a uniformly doped substrate, the dependence of the threshold voltage on the source-to-substrate voltage can be analytically
Body_effect
CH3OH; simplest possible alcohol
CO2 and hydrogen sourced from electrolysis could be used, removing the dependence on fossil fuels. The catalytic conversion of methane to methanol is effected
Methanol
front. A good correspondence with empirical data is achieved, if a time-dependence of the location of the synchronized flow front is calculated by the FOTO
Traffic congestion reconstruction with Kerner's three-phase theory
Traffic_congestion_reconstruction_with_Kerner's_three-phase_theory
Advocacy movement for nuclear electricity
reduces carbon emissions and increases energy security by decreasing dependence on imported energy sources. Nuclear energy is often considered to be a
Pro-nuclear_energy_movement
Supplement and medication used to treat sleep disorders
very low quality of evidence. Melatonin may be useful in the treatment of delayed sleep phase syndrome. Melatonin is known to reduce jet lag, especially
Melatonin as a medication and supplement
Melatonin_as_a_medication_and_supplement
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DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
DELAYED DENSITY-DEPENDENCE
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